The Aviation DataBase®
Complete Aviation Regulatory Library
Sept. 11 Sept. 11
DataBases updated: Mar 6th, 2026
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Customer Information Letters
NameRevisionLangSubjectDate
en Sale of Type Certificate1/1/1991
en Pilot Recognition and Response to an Engine Roll Back Event5/4/2011
en M600 Auto-Throttle Operations2/28/2024
en Software Annunciations Advisory4/25/2024
en Unapproved Aviation Gasolines in Piper Airplanes2/20/2025
Flight Manual Supplements
NameRevisionLangSubjectDate
en Precise Flight Speedbrake 2000 System1/18/2000
Flight Manuals
NameRevisionLangSubjectDate
13 en PA-28-14011/27/1967
en PA-28-1808/3/1962
3 en PA-28-1808/10/1970
rev en PA-34-200 Seneca6/14/1983
rev en PA-22-1604/9/1964
Illustrated Parts Catalogs
NameRevisionLangSubjectDate
en PA-24 Comanche (PA-24-180, PA-24-250, PA-24-260, PA-24-400)1/1/1973
3 en PA-24 Comanche (PA-24-180, PA-24-250, PA-24-260, PA-24-400)9/1/1982
7 en PA-24 Comanche (PA-24-180, PA-24-250, PA-24-260, PA-24-400)3/10/2009
en PA-30 & PA-39 Twin Comanche9/1/1982
Information Manuals
NameRevisionLangSubjectDate
rev en PA-34-200 Seneca6/14/1983
11 en Saratoga SP9/1/1986
Kits
NameRevisionLangSubjectDate
en Fuselage Fabric Trim Strip8/20/1973
en Replacement of Torque Tube Assembly8/10/1964
en Elevator and Rudder Hinge Replacement10/25/1989
en Elevator Trim Tab System Modification9/4/1975
en Engine Front Baffle Replacement11/10/1980
V en Nose Landing Gear Modification5/13/1986
V en Nose Landing Gear Modification5/13/1986
en PA-36, Pawnee Brave - Left Wing Main Spar Caps Replacement6/9/2012
en PA-36, Pawnee Brave - Right Wing Main Spar Caps Replacement6/9/2012
en Stabilizer Forward Star Attachment Bulkhead Reinforcement6/18/1990
en Engine Mount Drag Link Installation7/9/1990
en Engine Mount Drag Link Installation7/11/1990
A en Main Spar Splice Plate Replacement (Lower)5/12/1997
A en Main Spar Splice Replacement (Lower)5/12/1997
en Stabilizer Rear Spar Modification and Outboard Hinge Replacement11/25/1997
A en Reinforce. Installation Kit - Wing to Fuse1/13/1999
Manuals (General)
NameRevisionLangSubjectDate
rev en PA-2810/31/1971
Owner's Manuals
NameRevisionLangSubjectDate
en J3C-65
en PA-14 Cruiser1/1/1949
Pilot's Operating Handbooks & Flight Manuals
NameRevisionLangSubjectDate
rev en Pawnee C4/1/1981
4 en PA-14 Cherokee Arrow1/28/1975
en PA-28-181 Cherokee Archer II
rev en Aztec 'E'3/20/1979
en PA-18-95, PA-18-150 & PA-18A-150
en PA-44-180 Seminole3/14/1983
5 en PA-28RT-201 Arrow IV9/6/1996
16 en PA-34-220T Seneca III (1999 kg)5/15/1998
14 en PA-46-310P Malibu10/14/2002
10 en PA-46-350P Malibu Mirage7/24/2004
5 en PA-44-18011/5/2013
Publication Indexes
NameRevisionLangSubjectDate
en Customer Service Information File10/31/2025
en Customer Service Information File1/30/2026
en Customer Service Information File2/27/2026
en Customer Service Owner Publications Catalog10/31/2025
en Customer Service Owner Publications Catalog1/30/2026
en Customer Service Owner Publications Catalog2/27/2026
en Service Bulletin/Service Letter Index10/31/2025
en Service Bulletin/Service Letter Index1/30/2026
en Service Bulletin/Service Letter Index2/27/2026
Service Aids
NameRevisionLangSubjectDate
en Procedure for Replacing Brake Drum Flange on PA-22 (3040) Wheel Assembly
A en Engine Mounting
en Servicing Instructions for the Carburetor Air Filter with Paper Cartridge
B en Installation of Wood Circuit Protectors
A en Instructions for Removal and Replacement of Brake Drum on B. F. Goodrich Wheel Model D3-13A-1
Service Bulletins
NameRevisionLangSubjectDate
en Control System Interference9/30/1941
rev en How to Rig Cub E2, J2, J32/15/1946
rev en Special Tubing in Fuselage2/15/1946
rev en Nose Heavy Condition2/15/1946
en Maintenance of Fuel System
rev en Maintenance of Fuel System2/15/1946
rev en Reinforcement of Stabilizer Yokes2/18/1946
rev en Reinforcement of Stabilizer Yokes2/18/1946
rev en Tail Surface Bracing2/18/1946
rev en Replacement Tail Brace Wire Nipples2/18/1946
rev en Engine Mounting Bolt Failures2/18/1946
rev en Removal of Bug Screen2/18/1946
rev en Electrical Wiring2/18/1946
rev en Fuel Tank Strainers2/18/1946
rev en Reinforcement of Windshield Attachment2/19/1946
en Inspection of Motor Mount11/4/1941
rev en Outlet Reinforcement on 12 Gallon Fuel Tanks2/19/1946
rev en Elevator Bungee Installation2/19/1946
rev en Stabilizer Link Tube and Rear Support Bearing Bracket2/19/1946
rev en Operation of Airplanes with Enclosure Door Open2/19/1946
rev en Control System Interference2/19/1946
rev en Strainer Attachment Fittings2/19/1946
rev en Preparation for Winter Operation2/19/1946
rev en Mufflers: 1. Failure of Inner-Baffle End Attachments 2. Inspection 3, Remedial Measures for Preventing Engine Failure2/19/1946
rev en Revised Washer for Fin Brace Rod Clevis2/19/1946
rev en Ribstitching2/19/1946
rev en Fuel Shut-Off Swivel Fitting2/20/1946
rev en Fuel Tank Vents2/20/1946
rev en Wing Aileron Bellcrank Bracket Failures2/20/1946
rev en Steerable Tail Wheel Shock Cords2/20/1946
rev en Aging of Protective Finish on Wood Wing Spars2/20/1946
rev en Stabilizer Aluminum Yoke Casting2/20/1946
rev en Fuel Tank Repairs2/20/1946
rev en Flexible Hose End Fittings (3/8" Synthetic)2/20/1946
rev en Stabilizer Rear Bearing Bracket2/20/1946
rev en Exhaust Muffler Inspection and Repair2/20/1946
rev en Rudder Pedal and Floorboard Attachment Lugs2/20/1946
en Nose Wheel Oleo Boot Assembly
rev en Rigging Procedure - J42/20/1946
rev en Carburetor Heat Control2/20/1946
rev en Windshield Replacement2/20/1946
rev en Seats, Safety Belts and Control Cables2/18/1946
rev en Wing Drag Wire Inspection2/18/1946
rev en Reinforcing of Rib Nose Structure2/18/1946
rev en Fuel Valve Control2/18/1946
rev en Motor Mount Failures2/20/1946
rev en Safety Wire for Control System Turnbuckles2/20/1946
rev en Tailskid Spring Attachment Reinforcement2/20/1946
en Winterization of J3C-655/9/1946
en Reworking of Bottom Cowl for Replacing Air Scoop EQ5259 with EQ5370 (Continental Part Numbers)4/25/1946
en J3 Lift Struts and Lift Strut Clevis Bolts10/16/1946
en Plexiglas Windshield10/11/1946
en Relocation of J3 Scott Brake Cylinders10/11/1946
en Replacement of Kem Gasoline Filter Gasket7/11/1946
en Safety Wiring of Carburetor Air Box Cap Screws7/17/1946
en Inspection of Fuel Strainer Installation8/6/1946
en Muffler Tailpipe Brace8/7/1946
en Landing Gear Reinforcement8/8/1946
en Replacement of Glass Fuel Strainer Bowls8/26/1946
en Defective Glass Fuel Strainer Bowls9/11/1946
en Voltage Regulator Relocation Model PA-12 Serial 12-1 to Serial 12-823 Incl.11/15/1946
en Landing Gear Reinforcement7/10/1947
en Battery Box Insulating Spacer Installation7/28/1947
en Header Tank Installation in PA-11 Airplanes Serial Nose 11-1 to 11-301 Inclusive and 11-1350 to 11-1400 inclusive, Except Serial Nos. 11-11-243, 11-261, 11-266, 11-281, 11-296 and 11-3007/29/1947
en PA-12 Cowling Interference10/20/1947
en Ignition Wire Shielding8/22/1947
en Electrical System10/16/1947
en Shock Strut Stop Discs10/20/1947
en Fuel Line Fitting - Models PA-11 and PA-121/30/1948
en Battery Hold-Down and Fuse Block2/18/1948
en Model PA-14 Rear Flap Pulley Bracket Reinforcement8/4/1948
en Aileron Bracket Attachment Fitting9/24/1948
en Model PA-11 Front and Rear Seats10/20/1948
en Cracking of Wing Aileron Bellcrank (Piper Part No. 40092 Left, 40092-1 Right) and Flap Bellcrank (Piper Part No. 40092-10 Left, 40092-9 Right) Located Aft of Rear Spar11/9/1948
en Windshield Attachment11/29/1948
en Torque Tube Connector Tube Assembly3/14/1949
B en Service Inspection Notes11/19/1959
en Weight and Balance Form5/3/1949
en Fuel Seepage into Cabin3/31/1950
en Battery Box Lid3/9/1951
B en Chafing of Master Switch Wires4/14/1952
en Battery Box Lid Modification9/21/1951
en Freezing of Nose Wheels11/7/1951
en Replacement of Front and Rear Lift Strut Forks and Barrels3/28/1952
en Oil Radiator Lines8/25/1952
en Fuel Grade Specification for Lycoming 0-290-D2 Engines11/21/1952
en Front Spar Interference5/7/1954
en Landing Gear8/30/1954
en Fuel System PA-239/29/1954
en PA-23 Power Plant10/18/1954
en PA-23 Airplane Flight Manual10/15/1954
en PA-23 Landing Gear10/28/1954
en Carburetor Air Box12/28/1954
en PA-23 Heater Fuel Line12/31/1954
en Addition of Rubber Extrusion Chafe Strip to Wing Root Fairings1/3/1955
en Fuel Valve Actuator Handle Locks1/5/1955
en Landing Gear Down Lock Latches1/18/1955
en Main Landing Gear Attachment Points3/31/1955
en Fuel Selector Valve Pointer3/29/1955
en Hydraulic System - Thermal Relief Valves4/26/1955
en Hydraulic Actuating Cylinders5/9/1955
en Flexible Fuel Valve Controls, Right and Left5/26/1955
en PA-23 Landing Gear CO2 Extension System6/8/1955
en Fuel Selector Valves10/4/1955
en Wing Front Spar Attachment Fitting10/4/1955
en Magneto Ground Wire Terminal Attachment Nut10/7/1955
en Hot Air Ducts4/11/1956
en Anti-Retraction Device12/31/1956
B en Elevator Butt Rib and Torque Tube Attachment Casting Cracks10/25/1962
A en Fuel Tank Caps5/29/1957
en Reinforcement of Aileron Balance Weight Bracket12/10/1956
en Front Stabilizer Fittings - Right and Left - Part 17093-0012/21/1956
en Elevator Push-Pull Tube Rollers2/11/1957
A en Oil Pressure Line8/29/1958
A en Brake Master Cylinder Diaphragm11/21/1960
B en Empennage Casting Cracks10/28/1963
en Thread Exposure on the Heim Rod End Bearing7/2/1957
D en Mandatory Lift Strut Fork Inspection and/or Replacement4/22/1986
en Model PA-20 Name Plates9/20/1957
en Rudder Trim Tab Control Rod Attachment10/1/1957
en Stabilizer Attachment Fittings Part 17093-0010/7/1957
A en Fire Hazard9/23/1959
en Rudder Trim Tab Adjustment Screw Part 18453-002/17/1958
A en Fusing of Cigar Lighter Circuit7/7/1958
en ADF Indicator Wire...5/16/1958
en Aileron Hinge Reinforcing Bracket Part Number 10931-025/22/1958
en Chafing of Master Switch Wires8/5/1958
en Oil Cooler Line Clearance1/6/1959
en Nose Gear Retraction Assist Cord1/16/1959
en Operating Limitations Placard2/4/1959
en Weight and Balance3/18/1959
en Inspection of Control Wheel Sprocket Mounting Hole4/27/1959
en Aileron Balance Weight Attachment Bulkhead6/23/1959
B en Inspection and Maintenance of Fuselage Fabric in Area of Windshield Top Attachment Channel11/30/1961
en Starter Solenoid Circuit Protector6/9/1959
en Elevator Control Tube Bellcrank Attachment7/3/1959
en Fuel Cell Filling Instructions8/5/1959
en Safety Wiring of Control Tube Guide Blocks9/24/1959
en Refitting of Door Window11/6/1959
en Modification of Fuel Cell Vent Tubes11/6/1959
en Replacement of 1/8 - 7 x 19 Flexible Stainless Steel Control Cables11/5/1959
en Inspection of Control Cables and Replacement of 1/8" 7 x 19 Flexible Stainless Steel Control Cables on Foreign Registered Airplanes11/5/1959
en Tail Brace Streamline Tie Rods11/9/1959
en Safety Belt Attachment12/9/1959
A en Wing Ribs Stations 95 and 110 Located Below the Main Wing Fuel Cell9/3/1963
en Replacement of Fuel Lines and Fuel Line Fittings4/12/1960
en PA-24 and PA-24-250 Landing Gear Safety Switches - Service Letter #314A, dated June 8, 19594/15/1960
en Positive Locking of Baggage Compartment Doors5/12/1960
en Stabilator Tab Horn Modifications6/22/1960
A en Insulation - Cabin Heat Induction System3/14/1960
en Aileron Hinge Bracket - Part No. 20211-006/16/1960
en Throttle Limit Switch Bracket6/17/1960
en Modification of Fuel Cell Vent Tube6/17/1960
en Replacement of Instrument Panel Face Plate8/23/1960
A en Modification of Right Engine Baffles9/13/1960
en Rudder Tab Horn Bolt Installation9/9/1960
en Replacement of Brake Master Cylinders12/2/1960
en Replacement of Tail Brace Clevises1/6/1961
A en Reinforcement of Stabilator Trim Tab Horns4/3/1961
en Replacement of Oil Radiator Lines4/18/1991
en Replacement of Dry Vacuum Pumps4/13/1961
en Inspection of Comanche Exhaust System5/22/1961
en Modification of Cabin Heat Box Plate4/21/1961
en Inspection of Circuit Protector Wiring8/15/1961
en Replacement of Front Spar Wing Attachment Fitting8/24/1961
A en Mandatory Inspection of Weld at Rudder Pedal Assembly (Part Nos. 40842-04 and 40842-05)5/10/1962
en Gascolator Bowl Drain Valve12/19/1961
en Replacement of Propeller Bolts4/17/1962
en Replacement or Modification of Muffler Shrouds10/3/1962
en Main Fuel Cell Cavity Modification11/2/1962
en Installation of Engine Driven Fuel Pump Vent Lines (PA-24 "250" Comanches Equipped with Fuel Injection)12/5/1962
en Inspection of Rudder Trim Tab Horn3/5/1963
en Removal of Vanes from Throat of Carburetor Air Box4/19/1963
en Fuel Cell Drain Modification6/21/1963
en Replacement of Landing Gear Shock Strut Assembly7/11/1963
en Replacement of Vacuum Pump Splined Coupling11/11/1963
A en Modification and Rewiring of 940DB Heater9/23/1964
en Mandatory Replacement of Alternate Air Doors3/3/1964
en Fuselage Landing Gear Fitting Seal8/27/1964
A en Mandatory Removal of Restriction to Air Speed Limits (Replacement of Stabilator Torque Tube)8/10/1964
en Mandatory Modification of Stewart-Warner Fuel Quantity Gauge Sender Unit2/12/1965
en Mandatory Mitchell Bulletin No A55 - Modification of Pitch Servo4/7/1965
en Replacement of Vacuum Pump Mounting Gasket11/9/1965
en Replacement of Vacuum Pump Drive Couplings12/20/1965
en Replacement of Fuel Purge Valve Hose Assembly1/7/1966
A en Mandatory Removal of Restriction to Airspeed Limits6/17/1966
en Mandatory Engine Induction Alternate Air System Modification3/4/1966
A en Mandatory Engine Induction Alternate Air System Modification5/6/1966
A en Fuel Tank Caps10/10/1966
en Inspection of Brake Disc Assembly6/8/1966
en Inspection of Brake Disc Assembly6/8/1966
en Mandatory Spinner Modification8/2/1966
en Mandatory Standardization of Never-to-Exceed Airspeed Limit9/16/1966
en Mandatory Oxygen Cylinder Mounting Modification12/29/1966
en Rudder Trim Installation Modification11/1/1966
en Main Landing Gear Torque Links5/12/1967
en Replacement of Inner and Outer Windshield Collars12/12/1966
en Inspection of Aileron Balance Weight Assembly, Rudder Horn Assembly and Stabilator Balance Weight Assembly for Corrosion12/13/1966
en Inspection of Pawnee PA-25-235 Muffler Assembly and Related Areas12/19/1966
A en Inspection of Pawnee PA-25-235 Muffler Assembly and Related Areas3/27/1967
en Modification of Fuel System1/9/1967
en Replacement of Starter Vibrator1/6/1967
en Cabin Heater Duct Tunnel Modification2/2/1967
en Inspection of Family Seats Center Safety Belt Attachment3/8/1967
en Mandatory Modification of Oxygen Cylinder Rear Retaining Strap Piper Part Number 758 1093/21/1967
en Mandatory Main Landing Gear Torque Links5/12/1967
A en Mandatory Extended Serial Number Applicability - PA-28-235 and PA-32-300 Models3/1/1968
A en Installation of Right Fuel Tank Quantity Gauge Placard1/29/1970
B en Mandatory Main Fuel Tank Inspection3/13/1968
D en Mandatory Main Fuel Tank Inspection2/24/2009
en Inspection of Mixture Control Cable5/15/1967
en Mandatory Tip Tank Fuel Line Modification7/7/1967
en Replacement and Rerouting of Engine Oil Cooler Hoses8/17/1967
en Modification of Emergency Exit Window Mechanism8/9/1967
en Replacement of Pneumatic Pump Hose8/25/1967
en Piper Navajo Modifications10/10/1967
en Alternate Air Box Assembly11/1/1967
en PA -32-260 Cherokee Storm Window Placard11/7/1967
en Replacement of the Engine Air Inlet Duct11/8/1967
en Inspection of Aft Spar Wing Attachment Bolts11/10/1967
en Insulation of Solenoid Terminals12/19/1967
en Flight Manual Revision1/15/1968
en Revision to Aircraft Flight Manual Supplement12/22/1967
en Wing Fillet, Louvered Access Plates2/5/1968
en Engine Cowling Fasteners2/23/1968
A en Flight Manual Revision5/28/1968
en Manifold and Check Valve Assembly2/28/1968
en Manifold Pressure Gauge Line Filter2/23/1968
en Elevator Tip De-Icer Boot Installation2/23/1968
en Pneumatic System lnline Filter3/1/1968
A en Re Service Bulletin No. 272 (issued 4/24/68); Lock Washer AN936-6 should be Lock Washer AN935-65/6/1968
en Inspection of Turbocharger Tailpipe Clearance to Firewall5/8/1968
en Mandatory Main Gear Retraction Fitting Replacement6/3/1968
en Modification to the Electrical System6/19/1968
en Aileron Cable/Floorboard Support Channel Clearance5/23/1968
en Fuel Selector Lever Cable Attachment Assembly7/10/1968
en Mandatory Rerouting and Securing of Wires in the Fuel Control Panel area and Clearance of the Cross Feed Line5/27/1968
en Inspection of and Modification to the Servo Bridle Cable6/24/1968
en Case Leakage of R. C. Allen 3 Artificial Horizon7/10/1968
en Case Leakage of R. C. Allen 3 Artificial Horizon7/10/1968
en Replacement of the Mixture Control Cable8/12/1968
en Modification to the Landing Gear Warning System10/4/1968
en Inspection of Elevator Torque Tube Assembly9/27/1968
en Fuel Selector Control Stop Assembly11/22/1968
en Main Landing Gear (Inboard) Door Hinge Attaching Rivets10/29/1968
en Tailpipe Replacement1/15/1969
en Engine Breather Line Modification1/16/1969
en Mandatory Elevator Control System Friction2/17/1969
en Replacement of Fuel Flow Gauge Assemblies5/23/1969
en Flight Manual Revision3/28/1969
en Cherokee Arrow Landing Gear Modifications3/6/1969
en Baggage Floor Brace3/5/1969
en Mandatory Stall Strips5/16/1969
en Mandatory Control Wheel Retaining Pin4/30/1969
en Inspection of Fuselage Aft Section Assembly5/26/1969
en Mandatory Air Induction Inlet Hose Replacement5/22/1969
en Carburetor Heat Control Assembly6/2/1969
en Flight Manual Revision5/29/1969
en Hydraulic Pump Hose Assembly Inspection6/3/1969
A en Reissued Airplane Flight Manual and New Placards (Reference FAA Airworthiness Directive for PA-30 dated November 5, 1969)11/25/1969
en Fuselage Longeron Inspection10/23/1969
en AutoControl III and AltiMatic III Series Roll Servo Modification and Roll Bridle Cable Replacement11/10/1969
en Stall Strip Inspection11/17/1969
en Inspection of Carburetor Drain Plugs11/25/1969
en Alternator System Modification1/9/1970
en Wing Flap Electrical System Modification3/23/1940
A en Aft Facing Seats5/4/1970
en Spinner/Bulkhead Inspection and Replacement5/8/1970
en Twin Comanche Modifications5/6/1970
A en Fuel Selector Valve Modification9/28/1970
en Carburetor Heat Cable Replacement6/9/1970
en Magneto Filter Terminals7/1/1970
en Fuel Selector Valve Modification6/5/1970
A en Fuel Selector Valve Modification9/28/1970
en Vne Airspeed Limit7/8/1970
en Flight Manual Weight and Balance Data Revision10/20/1970
en Vertical Fin Rib Inspection11/18/1970
en Exhaust System Inspection and Modification4/19/1971
A en Inspection of AutoControl III and AltiMatic III, AltiMatic IIIB and AltiMatic IIIB-1 Servo Bridle Cable Installations7/6/1972
A en Throttle Knob Roll Pin Retaining Ring11/2/1970
en Vacuum Pump Adapter Drive Assembly9/29/1970
en Modification of the Rudder and Elevator Spar Assemblies9/21/1970
en Vacuum Pump Adapter Drive Assembly9/29/1970
en Battery Drain Relocation11/23/1970
en Inspection of the Fuel Valve Selector Handle (2-Tank)11/9/1970
en Stabilator Balance Weight Tube Assembly Inspection12/9/1970
A en Seat Belt Attachment Modification3/25/1971
en Landing Gear Selector Mechanism Modification1/20/1971
en Electric Trim Switch Inspection and Modification2/5/1971
en Electric Trim Switch Inspection and Modification4/16/1971
en Cabin Entrance Door Safety Strap Inspection and Replacement2/18/1971
en Alternate Air Hose Replacement3/17/1971
A en Engine Controls Support Bracket Assembly Inspection11/17/1971
en Vertically Adjustable Seat Frame Tube Replacement3/11/1971
en Vertically Adjustable Seat Frame Tube Replacement3/11/1971
en Longitudinal Bulkhead Rivet Installation4/21/1971
en Owner's Handbook Revision6/16/1971
en Fuel Cell Vent/Drain Lines Inspection5/24/1971
en Fuselage Upper Longeron Reinforcement7/9/1971
en Fuel System Instructions and Modification9/7/1971
en Hartzell Service Bulletin No. 96, amended August 18, 1971 and Supplement No. 1 amended August 18, 19719/9/1971
en Revised Emergency Gear Extension Operation Information10/12/1971
en Bungee Installation10/7/1971
en Mandatory Revision to Airplane Flight Manual3/23/1972
en Weldon Service BuIletin WPSB-2 (Electric Fuel Pumps)11/17/1971
en Air Conditioning System Improvement1/25/1972
en Electrical System Master Switch Modification4/26/1972
en Inspection of Stabilator Hinge Attaching Bolts3/30/1972
en Fuel Line Replacement5/3/1972
en Pitot Static System Lines Replacement6/13/1972
en Inspection of Fuel Filter Assembly Outlet Port6/1/1972
B en Fuel Selector Valve Lubrication5/19/1982
en Fuel Selector Valve Lubrication6/5/1972
en Induction Air Inlet Duct and Induction Alternate Heat Duct Inspection and Replacement9/1/1972
A en Alternator Output Wire Terminal Replacement11/14/1972
en Induction Air Box Valve Inspection7/31/1972
en Pitot Static System Instrument Lines Modification10/10/1972
en Air Induction Hose System Modification11/9/1972
en Inspection of Elevator Hinge Bracket Reinforcement8/17/1972
en Rudder Balance Weight Installation8/14/1972
A en Rudder Balance Weight Installation10/6/1972
en Cowl Shield Installation2/19/1973
A en Electric Fuel Pump Circuit Breaker Replacement11/16/1972
en Replacement of Torquemeter Oil Pump (Reference Avco Lycoming Service Bulletin No. 350, dated July 21, 19728/29/1972
en Nose Gear Clevis1/3/1962
en Stabilator Tip Balance Weight Inspection8/25/1972
en Transponder Antenna Protector Installation11/22/1972
en Inspection and Modification of Aft Wing Assembly9/8/1972
en Fuel Injector Servo Mounting Nut Inspection9/12/1972
A en Exhaust System Inspection6/12/1973
en Induction Air Box Replacement2/2/1973
en Lower Firewall Sealing6/20/1973
en Fuel Selector Control System Modification4/19/1973
A en Inspection of Rudder Control Cable Routing10/25/1974
en Revised Pitch Servo Bridle Cable Installation7/9/1973
en Pilot's Operating Manual/Airplane Flight Manual Revision8/29/1973
en Inspection of Fuel Tank Vent Systems8/22/1973
en Fuel Selector Valve Control Handle Modification4/25/1973
en Inspection of Propeller Blade Shank -- Reference Attached Hartzell Service Bulletin No. 94A dated March 1, 19734/25/1973
en Wing Leading Edge Modification5/4/1973
en Circuit Protector Panel Moisture Shield Installation9/11/1973
en Alternator Installation Modification2/4/1974
en Bridle Cable and Bridle Cable Clamp Inspection; AltiMatic V and AltiMatic V Flight Director Series Automatic Flight Control Systems8/13/1973
A en Inspection of Rudder Servo Trim Tab5/30/1973
en Cargo Loading Instructions6/6/1974
en V Series Automatic Flight Control System Precautionary Operating Placard and System Modification7/11/1973
en Rear Seat Belt Attachment Modification12/18/1973
en Warning - Improper Use of Rudder Pedal9/28/1973
en Warning -- Improper Use of Rudder Pedal11/9/1973
en Low Pitch Propeller Stop1/29/1974
en Revised Fuel Quantity Placards5/2/1974
en Co -Pilot Gyro Operation -- AltiMatic V Series Automatic Flight Control System9/13/1973
en Ignition System for High Altitude Operation; Reference Attached Avco Lycoming Service Instruction No. 1291, dated November 2, 197310/29/1973
en Alternator Pulley and Belt Replacement2/6/1974
en Mandatory Inspection of Heater Fuel Valve5/21/1974
A en Mandatory Inspection of Heater Fuel Valve5/16/2000
en Continental Aircraft Engine Service Bulletin #M73 -20 Tiara Starter Shaft Inspection10/5/1973
en Stall Warning Light Relocation1/29/1974
en Flux Sensor Caution Placard Installation11/12/1973
en Fuel Crossfeed Control Modification10/31/1973
en Inspection and Maintenance of Main Landing Gear11/16/1973
en Inspection of Control Attachment Ball Joint Assemblies11/14/1973
B en Flap Outboard Hinge Replacement5/14/1975
en Inspection of Elevator Control Tube6/7/1974
en Inspection of Inboard End of Forward Wing Spars12/17/1973
A en Stabilator Torque Tube Bearing Block Attachment Fitting Rivet Replacement4/10/1974
en Glove Compartment Modification4/9/1974
en Spar Reinforcement Installation2/19/1974
en MAA Plate Replacement and Tailpipe Gasket Installation1/21/1974
en Removal of Manual Heater Fuel Shut Off Valve8/26/1974
en Lift Detector Relocation and Modification8/13/1974
en Inspection of Elevator Control Tube Attachment2/20/1974
en Inspection of Heated Windshield8/7/1974
en Fuel Selector Valve Replacement3/18/1974
en Inspection of Fuel Selector Valve Control Handle3/11/1974
en Propeller Electric De -Icer Solenoid Replacement3/13/1974
en Wing Reinforcement Modification6/21/1974
en Replacement of Wing Spar Center Section Bolts6/14/1974
en Air Conditioning System Modification8/9/1974
en Steering System Modification7/30/1974
en Prevention of Fuel Line Chafing -- Engine Nacelles8/12/1974
en Inspection of Exhaust System Couplings8/7/1974
en Electric Razor Outlet Placard8/5/1974
en Modification to the Fuselage Bulkhead9/6/1974
en Inspection of Elevator Control Tube12/17/1974
en Seaplane propeller Modification11/22/1974
en Part I - Aileron Centering Cable Inspection Part II - Aileron Centering Modification11/4/1974
en Operations Limitations Placard Inspection12/10/1974
A en Inspection of Seneca Spar Straps10/16/1975
en Revised Usable Fuel Quantity8/6/1975
en Modification of the Flap Control System12/27/1974
en Cheyenne Refinement Modifications12/17/1974
en Clamping of Manifold Pressure Hose1/2/1975
en Emergency Fuel Pump Circuit Breaker Rewiring1/22/1975
en Inspection of Main Fuel Cell Fitting4/4/1975
en Fuel Valve Replacement1/15/1975
en Fuel Cap Inspection1/24/1975
A en Rudder/Nose Gear Steering Cable Replacement7/8/1975
en Throttle and Mixture Control Cable Operation Inspection2/19/1975
A en Chrysler Alternator Modification and Wire End Terminal Replacement5/7/1975
en Fuel Gascolator Quick Drain Valve Inspection2/10/1975
en Inspection of Throttle Control Shaft2/26/1975
en Instrument Glare Shield Panel Replacement3/3/1975
A en Engine Air Inlet Scoop Modification4/7/1975
en Induction Air Shroud Modification3/10/1975
en Fue1 Cap lnspection1/24/1975
A en Warning Placard Replacement5/28/1975
en Aircraft Operating Advisory: Propeller Air-Charge Loss4/11/1975
en M4D Automatic Flight Control System Aileron and Rudder Servo Cable Clamp Replacement4/22/1975
A en Revised Battery Drain and Vent Relocation1/23/1976
en Encoding Altimeter Harness Rewiring4/17/1975
A en Tailpipe Support Bracket Installation11/3/1975
en Part I - Forward Baggage Door Examination Part II - Forward Baggage Door Modification4/17/1975
A en Inspection of Stabilator Torque Tube Bearing Block Attachment Fitting Rivets3/22/1976
en Inspection of Fuel Vent Line5/21/1975
en Air Conditioning System Modification6/2/1975
en Spray Pump Windmill Assembly Modification - Refererence Piper Service Letter No. 727 dated August 8, 1974 Covering Agrinautics Service Bulletin No. SP 74- 1 (dated April 30, 197410/29/1975
en Inspection of Elevator Trim Tab Attachment Hinges and Screw Assembly5/9/1975
A en Oil Cooler Assembly Inspection9/5/1975
en Propeller Feather Assist Spring Assembly Installation, Reference Attached Hartzell Service Bulletin No. 111, dated June 12, 197510/27/1975
A en Inspection and Modification of Forward and Aft Wing Attachment Fittings7/16/1976
en Modification of Main Spar Center Section Carry through Assembly6/6/1975
en Alternator Switch Bus Bar Link Insulation3/24/1976
en Carburetor Air Box Modification6/27/1975
en Instrument Panel Dimmer Control Assembly Modification7/10/1975
en Inspection of Elevator Trim Control Cable Turnbuckles10/9/1975
A en Elevator Control Tube and Trim Tab System Modification11/3/1975
en Installation of Airspeed Limitation Placard2/5/1976
A en Installation of Airspeed Limitation Placard8/20/1976
B en Alternate Air Door Magnetic Catch Assembly Modification/Replacement; Engine Induction Air System3/23/1976
en Inspection of Emergency Fuel Pump Circuit Breaker Placards10/10/1975
A en Elevator Assembly Inspection and Elevator Butt Rib Replacement11/3/1975
en Inspection of Control Stick Torque Tube10/22/1975
en Seneca II Turbocharger Oil Hose Modification11/12/1975
en Starter Generator System Modification12/5/1975
en Rerouting of Rudder Control Cables1/27/1976
en Wing Tip Navigation Light Wire Insulation10/11/1976
en Control Shaft Collar Attachment Modification11/7/1975
en Modification of Landing Gear Selector Cable Forward Attachment Pin10/24/1975
en Muffler Clamp Installation3/12/1976
en Safety Harness Installation Modification6/30/1976
en Pneumatic De-Icer Tubing Inspection2/19/1976
en Mandatory TIGO-541-ElA Exhaust System Modification3/30/1976
A en Mandatory TIGO-541-ElA Exhaust System Modification5/29/2012
en Magnetic Compass Deviation3/25/1976
en Inspection of Flap Control System4/21/1976
B en Inspection of Flap Control System7/17/1979
A en Inspection of Rudder Control Horn Attachment Bolts8/27/1976
B en Inspection of Rudder Control Horn Attachment Bolts7/13/1981
en Stabilator Balance Weight Tube Replacement6/4/1976
en Throttle and Propeller Pitch Control Attachment Modification3/29/1976
en Inspection of Inboard Fuel Cell Vent Line Assemblies4/5/1976
en Inspection of Induction Air Filter Cover Assembly3/18/1976
en Elevator Balance Weight Modification4/23/1976
en Wing Main Spar Lower Bolt Replacement4/27/1976
A en Heated Lift Detector Inspection7/1/1976
en Inspection of Inboard Fuel Tank Line Assembly4/19/1976
A en Inspection of Inboard Fuel Tank Line Assembly10/11/1977
en Elevator Hinge System Modification6/1/1976
en Precautionary Operating Placard Installation4/29/1976
en Tail Structure Modification8/23/1976
en Inspection of Fuel System Control Cables at Swivel Fittings11/10/1976
en Inspection of Fuel Tank Vents6/15/1976
en Replacement of Engine Mount Assembly Attachment Nuts6/25/1976
B en Nose Landing Gear Trunnion Modification8/31/1976
A en Oxygen System Outlet Refinement9/24/1976
en Seat Track Modification10/21/1976
en Engine Air Induction System Modification7/15/1976
en Stabilator Tab Modification9/20/1976
en Control Cable Ball Joint Retainer Installation1/17/1977
en Fuel Cell Vent System Modification3/7/1969
en Engine Oil Temperature Gauge Placard Installation10/5/1976
en Rudder Spar Hinge Inspection2/22/1977
A en Fuel Selector Valve Inspection and Replacement9/2/1976
en Muffler Shroud Inspection10/18/1976
en Inspection of Stabilizer Stringer Attachment9/20/1976
en Wing Fuel Tank Cap Modification9/28/1976
en 24 Volt Cigar Lighter Element Replacement10/8/1976
en Induction Air Box Bolt Replacement2/2/1977
en Pilot/CoPilot Seat Latch Mechanism Modification11/15/1976
A en Pilot/Copilot Microphone and Phone Jack Relay Modification7/25/1977
en Electric Trim Switch Modification11/5/1976
A en Mandatory Wing Lift Strut Assembly Inspection/Replacement8/16/1977
D en Mandatory Wing Lift Strut Assembly Inspection/Replacement10/19/1990
en Aircraft Data (MAA) Plate Inspection and Replacement11/5/1976
en Fuel Crossfeed Operation12/10/1976
en Engine Oil Hose Replacement1/10/1977
en Inspection of Engine Compartment Fire Extinguisher Installation1/21/1977
en Fuel Gauge Calibration Inspection1/6/1977
en Turbine Tailpipe Coupling Replacement1/24/1977
en Replacement of Radio Power Relay Cover Spacer Bushings12/15/1976
en Inspection of Carburetor Air Filter Box1/13/1977
en Throttle Linkage Bolt Replacement1/12/1977
en Engine Control Cable Inspection1/14/1977
en Fuel Quantity Gauge Inspection1/27/1977
en Mandatory Inspection and Reinforcement of Stabilator Tip Tube and Weight Assembly1/4/1977
A en Mandatory Inspection and Reinforcement of Stabilator Tip Tube and Weight Assembly10/20/1980
B en Mandatory Inspection and Reinforcement of Stabilator Tip Tube and Weight Assembly2/9/2021
en Throttle Attachment Inspection2/15/1977
en Induction Air Box Filter Locator Change2/25/1977
en Starter/Magneto Switch Inspection and Replacement2/9/1977
en Airspeed Placard Installation3/8/1977
en Inspection and Installation of Fuselage Rivets2/23/1977
en Inspection of Whelen Wing Tip Strobe Lights; Reference FAA Airworthiness Directive 75-05-045/18/1977
en Inspection of Stabilator Tip Rib3/1/1977
en Engine Control Rod End Bearing Inspection3/7/1977
en Elevator Bungee Link Modification2/16/1977
en Engine Control Cable Inspection3/29/1977
A en Inspection of Rear Wing Spar Attachment Area/Fuselage Tubing Cluster10/13/1977
en Mandatory Wing Spar Carry Through Assembly Inspection2/3/1978
A en Mandatory Wing Spar Carry Through Assembly Inspection8/3/2018
en Avionics Bus Bar Inspection and Modification4/15/1977
en Right Wing Front Spar Reinforcement3/7/1977
en Seneca II Rudder Cable Guard Inspection3/9/1977
en Electric Trim Switch Modification7/25/1977
en Fuel Line Modification5/19/1977
en Servo Bridle Cable Clamp Bolt Torque Revision; AltiMatic V and V F/D Series; M-4D F/D Series; and Sperry SPZ-200 F/D6/10/1977
en Rudder Tail Light Inspection8/31/1977
en Recommended Operating Procedure; Asymmetric Flap Condition4/4/1977
en Battery Power Lead Relocation4/6/1977
en Annunciator Panel Oil Temperature Indicator System Modification10/4/1977
en Nose Landing Gear Actuator Rod End Bearing Change5/13/1977
en Inspection of Emergency Gear Extension Control4/25/1977
en Edo Aire Mitchell Service Bulletin No. MB-13, dated May 3, 1977; Modification to Edo Aire Mitchell NSD -360 Horizontal Situation Indicator6/2/1977
en Edo-Aire Mitchell Service Bulletin No. MB-13, dated May 3, 1977; Modification to Edo Aire Mitchell NSD-360 Horizontal Situation Indicator10/11/1977
en Flap Solenoid Repositioning6/7/1977
en Nose Wheel Replacement (High Flotation Tire Option)4/26/1977
en Stabilator Tab Horn Replacement8/27/1977
A en Inspection of Main Landing Gear Actuating Cylinder Rod End Bearing Assembly8/30/1978
en Fuel Valve Leak Check5/26/1977
A en Fuel Valve Leak Check10/20/1977
en Pilot's Operating Manual/Pilot's Operating Handbook Revision6/9/1977
en Wing Fuel Tank Cap Modification2/8/1978
en Fuel Crossfeed Control Shaft Security7/13/1977
en Inspection of Horizontal Stabilizer and Vertical Fin Stringer Attachment Rivets8/3/1977
en To Disseminate Information from Teledyne Continental Motors Regarding the TS10360 Series Engines11/30/1977
en Single Mask Oxygen System Turbo Arrow III5/1/1978
B en Nose Landing Gear Down Lock Modification or Replacement9/27/1978
en Inspection of (I.) Vertical Fin Attachment Fittings and (II.) Stabilator Attachment and Stabilator Hinge Assembly11/14/1977
en Engine Cowling Air Scoop Drain Hole10/19/1977
en Pitot and Static Sump Drain Inspection12/6/1977
en Voltage Regulator/OverVoltage Relay Rewiring10/31/1977
en Engine Instrument and Fuel Flow Line Inspection and Modification12/13/1977
en Air Control Cable Stand-off Installation3/9/1978
en Inspection and Replacement of the Engine Oil Coolers (Left and Right)12/2/1977
B en Inspection and Replacement of the Engine Oil Coolers (Left and Right)7/24/1978
en Exhaust Stack Modification2/6/1978
en Pilot's Operating Manual/Pilot's Operating Handbook Revision: Flap Selector Operation Advisory1/24/1978
B en Vacuum System Modification9/25/1979
en Inspection of Stabilator Tab Horn/Stabilator Trim Control Rod Attachment1/20/1978
en Inspection of Goodyear BTC-39 Fuel Cells3/22/1978
en Inspection of Fuel Selector Lever Assembly Installation2/16/1978
en Nose Landing Gear Down Lock Hook Replacement6/9/1978
A en Modification of Left and Right Circuit Protector Mounting Board Installation7/7/1978
en Elevator Outboard Hinge Bracket Rivets Replacement6/5/1978
A en Fuel Line Inspection and Modification9/22/1978
en Fuel Selector Valve Replacement4/19/1978
A en Inspection of Main Landing Gear Brake Discs (Cleveland)6/13/1978
A en Replacement of Cleveland High Flotation Nose Wheel Assembly10/4/1978
en Aft Fuselage/Tail Cone Area Rivet Replacement1/4/1972
A en Aft Fuselage/Tail Cone Area Rivet Replacement4/28/1978
en Main Cabin Door Placards
en Addition of Drain/Ventilation Tubes to Engine Nacelle/Firewall
en Nacelle Fairing Modification2/15/1980
A en Horizontal and Vertical Stabilizer Attach Fitting Inspection and Attachment Hardware Replacement7/29/1980
en Inspection of Battery Box Vent8/11/1978
en Inspection of the Main Wing Spar Attaching Nuts7/3/1978
en Fuel Gauges and Instrument Cluster Grounding Harness Installation7/25/1978
A en Part I: Forward Baggage Door Locking System Modification Part II: Forward Baggage Door Lock Arm Assembly Inspection6/8/1979
en Stabilator Assembly Lower Surface Rivet and Rib Attachment Inspection7/12/1979
A en Part I - Inspect and Attain Clearance Between the Rudder Leading Edge and the Vertical Fin Trailing Edge Part II - Install Straps to Maintain Clearance Between Rudder Leading Edge and Vertical Fin Trailing Edge. Part III - Inspect and Attain Clearance Between Elevator Leading Edge and Stabilizer Trailing Edge6/2/1978
A en Inspection/Replacement of Elevator and Aileron System Control Rod End Bearings9/29/1978
A en Pilot and Copilot Control Wheel Replacement/Modification7/31/1978
en Gascolator Fuel Line Installation Inspection7/18/1978
en Hose Assembly Inspection and Replacement11/14/1978
en Fuel Gascolator Assembly Inspection10/25/1978
A en Installation of Bearing Retention Plates on Bottom Rudder Hinge Bracket Assembly1/11/1980
en Inspection of Throttle and Mixture Control Placards for Proper Placement8/11/1978
en Inspection of Engine Mount and Modification if Required9/21/1978
en Hydraulic Pressure Switch Inspection and Nose Gear Actuator Rod End Rearing Replacement5/1/1979
en Engine Mount Inspection/Replacement10/12/1978
B en Engine Mount Inspection/Replacement1/30/1981
en Inspection of Left and Right Wing Rear Spar Attach Fittings9/5/1978
en Control Column Stop Modification9/22/1978
en Tomahawk Magneto Replacement10/26/1978
en Elevator Cable Inspection and Cable Guard Installation10/13/1978
en Pitch Trim Re-Wiring on Aircraft Equipped with Altimatic III C9/28/1978
en Diode Assembly Inspection, (Circuit Breaker Cooler)11/1/1978
en Loading Limitation Placard and Manual Change5/24/1979
A en Fuel and Vapor Return Lines Support8/15/1980
B en Mandatory Elevator Down Spring Inspection/Replacement6/15/1979
C en Mandatory Elevator Down Spring Inspection/Replacement2/28/1997
en Fuel Line Inspection and Modification10/27/1978
A en Inspection of Vertical Fin Forward Spar Attachment Plate11/8/1978
en Landing Gear Hose Assembly Inspection and Replacement11/15/1978
A en Collins VIR-350 and VIR-351 Navigation Receiver Modification2/25/1980
B en Battery Protection and Correct Rear Seat Installation10/29/1981
en Wing Tip Strobe Light Modification12/7/1978
A en Forward Baggage Door Inspection and Modification9/20/1979
B en Forward Baggage Door Inspection and Modification10/3/1980
en Engine Primer Modification12/28/1978
en Landing Gear Selector Lever Inspection and Replacement1/3/1979
A en Bulkhead Reinforcement at STA.317.758/26/1980
en Part I Inspection of Upper Forward Vertical Fin Spar Attach Fitting (Piper Part No. 77615-07) for forming cracks. Part II Inspection of Vertical Fin/Fuselage and Horizontal Tail/Vertical Fin Spar Attach Fitting Bolts for Proper Torque12/29/1978
en Inspection of Fuel Line Union Fittings4/23/1979
en Throttle Cable Installation Modification1/10/1979
en Electroluminescent Panel Inverter Replacement and/or Relocation6/22/1979
en Heater Fuel Drain Hose Modification4/5/1979
en Air Filter Seal Inspection2/1/1979
A en Oil and Manifold Pressure Tubes Inspection12/8/1980
C en Turbocharger Exhaust Coupling Inspection/Replacement12/3/1985
D en Turbocharger Exhaust Coupling Inspection/Replacement5/29/1986
E en Turbocharger Exhaust Coupling Inspection/Replacement5/9/2012
A en Crossfeed Valve Inspection7/2/1979
en Fuel Tank Vent Modification and Vent Hose Replacement9/19/1979
A en Fuel Tank Vent Modification and Vent Hose Replacement3/5/1980
A en Outboard Flap Track Inspection and Reinforcement11/24/1980
en Mandatory Part I - Scott Fuel Selector Valve Inspection (Scott Part No. 800412-00/Piper Part No. 492 109) Part II - Scott Fuel Selector Valve Control Cable Inspection10/4/1979
A en Mandatory Part I - Scott Fuel Selector Valve Inspection (Scott Part No. 800412-00/Piper Part No. 492 109) Part II - Scott Fuel Selector Valve Control Cable Inspection4/27/1987
en Elevator Control Stop Inspection3/29/1979
en "P" Lead - Bendix Magneto7/20/1979
en Control Shaft Roll Pin Inspection5/11/1979
en Fuel Flow Indicator Line - Replacement6/15/1979
en Modification of Weight and Balance Plotters12/3/1979
en Cigar Lighter Installation Modification6/23/1980
en Firewall Reinforcement8/27/1979
en Window Curtain Rod Support Area Inspection9/13/1979
A en Turbo-Charger Exhaust Coupling and Tailpipe Flange Inspection8/14/1979
en Elevator Inspection and Reinforcement7/31/1979
en Rudder and Aileron Trim Tab Attachment Inspection7/19/1979
en Gyro Inverter Power Selector Switch Guard Installation9/26/1979
en Control Column Installation Modification8/22/1979
en Exhaust System Inspection and Modification11/1/1979
en Fuel Line/Electrical Harness Inspection9/24/1979
en Elevator Torque Tube Attachment Inspection12/14/1979
A en Throttle Control Ball Joint Connector and Rod End5/30/1980
en Carburetor Air Box Rivet Replacement10/31/1979
en Part I: Carburetor Air Box Modification Part II: Engine Induction Air Scoop10/3/1979
en Avionics Master Relay Wiring Inspection11/12/1979
en Altimatic IIIC Autopilot Trim Servo Cable Alignment Modification1/14/1980
en Aircraft Data Plate Modification12/3/1979
en Flap Control System Inspection and Reinforcement10/20/1980
A en Step Attachment Area Inspection/Reinforcement4/16/1981
B en Mandatory Replacement of Main Landing Gear Attachment Clamp, Bolts, and Barrel Nuts10/2/1986
en Rudder Trim Mechanism Modification and Trim Tab Rigging1/23/1980
en Throttle Operation Pre-and Post-Flight Check2/19/1980
en Nose Gear Strut Modification6/5/1980
en Publications for Aircraft Operation5/20/1980
en Nose Landing Gear Down Lock Bushing Replacement3/24/1980
en Throttle Linkage Modification3/24/1980
en Ground Clearance Switch Fuse Installation4/23/1980
en Boom Microphone Isolation Relay4/24/1980
en Main Landing Gear Inboard Door Hinge Inspection/Replacement7/24/1980
en Propeller Feathering, Minimum Engine RPM5/16/1980
en PA-31-350 Chieftain/Take Off Flaps4/14/1980
en Elevator Bellcrank Assembly Inspection9/23/1980
en Upper Rudder Hinge Bracket Replacement5/23/1980
en Horizontal Stabilizer and Elevator Outboard Hinge Inspection and Replacement3/20/1981
en Placards Installation Check7/1/1980
A en Aileron Push Rod Functional Check10/24/1980
en Elevator Balance Weight Inspection7/7/1980
en Muffler Assembly Inspection8/6/1980
A en Muffler Assembly Inspection10/8/1980
en Oxygen Mask Replacement8/6/1980
en Engine Baffle Seals Inspection/Modification7/28/1980
en Throttle Rod End Attachment9/9/1980
en Part I: Nose Cone Spar Check Part II: Nose Cone Spar Reinforcement9/10/1980
en Master and Alternator Switch Rewiring and Reidentification3/16/1981
en PA-31, PA-31-325 Takeoff Flaps8/11/1980
en Rudder Torque Tube Attachment Fitting & Hardware Inspection4/1/1981
A en Nose Wheel Inspection/Replacement10/12/1981
en Rudder/Aileron Interconnect Bracket Interference12/4/1980
en Aileron Reinforcement12/4/1980
en Aileron Balance Weight Attachment Inspection and Rework3/4/1981
en Cabin Fan Fuse Installation6/7/1982
en Main Landing Gear Door Actuator Fitting6/30/1981
A en Mandatory Tail Brace Wire Support Installation9/10/1981
B en Mandatory Tail Brace Wire Support Installation10/9/1991
en PA-31-350 Chieftain Takeoff Flaps2/4/1981
en PA-31 and PA-31-325 Takeoff Flaps4/7/1981
en Aileron Torque Tube Bearing Inspection7/13/1981
en Vertical Fin Forward Spar Attachment Plate Replacement Life Limits10/10/1982
en Missing Rivets, Left Hand Fuselage Station 1083/27/1981
A en Fuel Selector Valve Inspection and Cable Clevis Replacement4/20/1981
en Fuel Cell Inspection and Servicing5/11/1981
en Oil Cooler Hose Installation Inspec6/10/1981
A en Elevator Control Tube Inspection4/25/1983
en Fuel Selector Line Inspection7/8/1981
A en Seneca-III Surface De-Icer System10/29/1981
en Engine Mount Reinforcement10/15/1981
en Heater Fuel Regulator Valve Shroud/Drain Modification4/5/1982
en Avionics Cooling Fan Inspection/Replacement4/16/1982
en Aileron Balance Weight Rib Inspection/Reinforcement8/19/1981
A en Part I - Nose Landing Gear Inspection and Rigging Part II - Nose Landing Gear Inspection and Modification4/20/1982
A en Mandatory Aileron Balance Weight Attachment Inspection and Rework7/24/1981
B en Mandatory Aileron Balance Weight Attachment Inspection and Rework11/3/1997
en Razor Inverter Wiring Inspection7/21/1981
en Powerplant Firewall Inspection7/21/1981
en Hydraulic Pump Replacement9/17/1982
en Rudder Cable and Seat Belt Attachment Shackle Inspection9/22/1981
en Heater Air Distribution Box Thermal Switch Installation3/17/1982
en Landing Gear Selector Switch Shield11/11/1981
en Emergency Exit Window Installation1/25/1982
en Fuel Scavenge Pump Check Valves Relocation12/11/1981
en Nacelle Fuel Tank Check Valve Installation12/17/1982
en Elevator Outboard Hinge Installation Inspection4/23/1982
en Nose Landing Gear Actuator Rod End Replacement4/20/1982
en Restriction of Flap Travel and Inspection of Wing Flap Flexible Drive Shaft3/1/1982
en Vane and Control Circuit Breaker Replacement4/15/1983
en Part I: Wing Flap Travel Restriction and Inspection of Wing Flap Flexible Drive Shaft. Part II: Wing Flap Operating Procedures3/1/1982
en Engine Oil Hose and Fitting Replacement10/12/1982
en Wing Spar and Wing Spar Carry-Through Assembly and Components Replacement5/12/1982
en Fin Spars10/10/1982
A en Mandatory Main Landing Gear Torque Link Replacement5/2/1986
en Nose landing Gear Actuator Attach Bolt Replacement9/17/1982
en Radio Support Installation8/4/1982
en Stabilator Assist Springs Inspection11/8/1982
en Spar Cap Chafing Inspection5/24/1983
en Cigar Lighter Circuit Modification10/18/1982
en Expanded Spin Recovery Procedures12/15/1982
en Airconditioning Condenser Fan Impeller Replacement2/14/1983
en Radio Master Relay Replacement2/14/1983
en Exhaust Muffler Inspection and Modification, Piper Part Number 12433-00, 12433-14, 12232-006/22/1983
en Mandatory PART I: Inspection of the Throttle Control Cable Aft Support Clamp and Bracket Attachment Hardware PART II: Replacement of Jam Nut at Throttle Cable Aft End Fitting with New Type Jam Nut4/16/1984
en Turbocharger System Oil Supply Hose Replacement4/18/1983
en Exhaust System Heat Exchanger Inspection5/26/1983
A en Upper Forward and Aft Vertical Fin Spar Inspection and Retirement7/25/1983
en Pilot's Side Window Inspection7/27/1983
en Rivet Installation/Replacement, Tail Fin - Fuselage7/11/1983
en Mandatory Main Landing Gear Slotted Uplock Hook Brackets Replacement10/24/1983
A en Mandatory Main Landing Gear Slotted Uplock Hook Brackets Replacement8/15/2017
en Cleveland 40-106 Main Landing Gear Wheels Replacement10/25/1983
A en Mandatory Main Landing Gear Pivot Shaft Assembly Bolts Inspection/Replacement5/24/1985
en Landing Gear Back-Up Actuator Override Mechanism10/19/1983
en Mandatory Parking Brake Application5/19/1984
A en Mandatory Parking Brake Application9/6/2011
en Mandatory Fuel Selector Inspection/Replacement4/6/1984
A en Mandatory Bulkhead (Fuselage Station 332.0) Inspection5/3/1984
en Baggage Door Latch Replacement2/22/1984
en Mandatory Electrical Bus Modification6/20/1984
A en Mandatory Fuel Quantity Placards Replacement2/16/1988
en Fuel Quantity Placards Replacement3/19/1984
en Mandatory Aileron Trim Tab Control Tube and Rudder Trim Cable Retainer Hardware Inspection4/24/1984
B en Mandatory Landing Gear Upper Bearing Retaining Pin Replacement and Strut Assembly Inspection10/12/1987
A en Mandatory Flap Drive Mechanism Modification10/10/1985
en Mandatory Aft Rudder Cable Inspection6/25/1984
A en Mandatory Magneto Switch Guard Installation4/24/1985
en Mandatory Interference of Elevator to Horizontal Stabilizer6/13/1984
en Mandatory Pressurization Outflow and Safety Valve Line Routing Inspection8/7/1984
en Mandatory Inline Inlet Fuel Filter Modification (Ref. Janitrol Aero Service Bulletin No. 74, "Addition of Clip to Flapper Valve Shaft of Fuel Filter Assembly, PN 07E30-1)7/19/1984
en Mandatory Toe Brake Cylinder Clevis Rework8/20/1984
B en Mandatory Main Landing Gear Trunnion Housing Inspection8/25/1993
C en Mandatory Main Landing Gear Trunnion Housing Inspection11/7/2000
en Mandatory Avionics (Co-Pilot's) Bus Lead Retention Hardware Replacement7/19/1984
A en Mandatory Aft Inboard Wing Access Panel Retrofit and Aft Wing Spar Modification5/7/1985
B en Mandatory Aft Inboard Wing Access Panel Retrofit and Aft Wing Spar Modification12/3/2018
A en Mandatory Part I: Turbocharger Oil Scavenger Reservoir Inspection. Part II: Turbocharger Oil Scavenger Lines Support2/14/1985
en Mandatory Oxygen System Electrical Wiring Rerouting8/20/1984
en Mandatory Fuel Supply Line Replacement and Wing Rib Modification8/7/1984
en Mandatory Electric Fuel Pump Circuit Modification8/30/1984
A en Mandatory Electrical Connector Improvement4/29/1985
B en Mandatory Lower Wing Rivet Replacement1/25/1995
B en Mandatory Fuel Port Restrictor Installation9/1/1987
en Mandatory "TURBO" Marking Removal12/11/1984
en Mandatory Landing Gear Control Lever Safety Tab Modification10/26/1984
en Mandatory Elevator Control Travel Modification11/19/1984
en Mandatory King Autopilot Servo Bridle Cable Clamp Installation12/11/1984
en Mandatory Aft Bulkhead (Fuselage Station 332.0) Inspection12/12/1984
A en Mandatory Pneumatic Surface De-Ice Pressure Control Valve3/21/1986
en Mandatory Battery Strap Installation4/26/1985
A en Mandatory TRW Hartzell Propeller Products Service Bulletin No. 1428 ("0" Ring Deterioration)3/14/1986
en Mandatory Revision of Airspeed Markings due to Position Error Change7/1/1985
en Mandatory Flow Strip Position Inspection6/19/1985
en Mandatory Main and Nose Landing Gear Actuator Seal Replacement7/10/1985
en Mandatory Nose Landing Gear Steering Rotator Inspection and Replacement7/1/1985
en Mandatory Gear Safety Solenoid Installation Modification7/9/1985
A en Mandatory Ammeter Replacement5/12/1986
en Mandatory Rudder Stop Inspection and Replacement11/4/1985
en Mandatory Throttle Cable Installation Inspection1/3/1986
en Mandatory Generator Control Unit Sleeve Installation3/14/1986
en Mandatory Turbocharger Oil Supply Hose Security1/3/1986
B en Mandatory Ignition Select Mode During Approach and Landing6/10/1988
C en Mandatory Ignition Select Mode During Approach and Landing3/28/1989
C en Mandatory Main Landing Gear Forward Side Brace Inspection and Replacement5/21/1990
D en Mandatory Main Landing Gear Forward Side Brace Inspection and Replacement1/15/2015
en Mandatory Engine Exhaust System Inspection2/25/1986
en Mandatory Fuselage Door Frame Tube Corrosion2/28/1986
en Mandatory Aft Wing Attach Fitting Fastener Inspection/Replacement2/26/1986
A en Mandatory Aft Wing Attach Fitting Fastener Inspection/Replacement4/20/2011
A en Mandatory Special Inspection of Fuel Quantity Probes5/14/1986
en Mandatory Special Inspection of Hydraulic Hose, Piper Part Number 17766-02 (465-138)4/2/1986
en Mandatory Engine Control Cables Modification3/19/1986
en Mandatory Electric Flap Motor-Actuator Installation Rework3/21/1986
en Mandatory Crossover Fuel Line Inspection4/8/1986
A en Mandatory Elevator Hinge Inspection/Replacement9/22/1986
A en Mandatory Part I: Fuel System Draining Procedure - Water Contamination Part II: Apache Dual - Fuel Drain installation11/4/1988
en Mandatory Fuselage Tubing Crack Inspection4/7/1986
en Mandatory Oil Separator Assembly Replacement4/18/1986
en Mandatory Ice Deflector Vane Modification4/18/1986
en Mandatory Rear Spar Frame Stiffener Installation (Fuselage Station 99.29)4/22/1986
en Mandatory Wing-Nose Rib, Station 0.50 Modification and Wire Harness Inspection5/15/1986
A en Mandatory Aluminum Wire Inspection/Replacement8/26/1986
en Mandatory Main Landing Gear Lower Torque Link Bolt Inspection5/21/1986
en Mandatory Fuel Vent System Installation - Wing Panel Modification6/23/1986
en Mandatory Muffler/Stack Modification6/19/1986
en Mandatory Fuel Selector Valve Cover Replacement6/19/1986
A en Mandatory Fuel Selector Valve Cover Replacement11/7/2013
A en Mandatory Main Landing Gear Forward Side Brace Inspection/Replacement10/8/1987
en Mandatory Rudder Trailing Edge Rework6/23/1986
en Mandatory Garrett Service Bulletin No. TPE331-72-70293/27/1987
en Mandatory Stick Pusher Relay Box Modification7/28/1986
A en Mandatory Main Landing Gear, Forward Side Brace Inspection/Replacement10/9/1987
A en Mandatory Wing Tip Tank Vent Line Assembly Inspection (Piper Part Number 75389-02)9/19/1986
en Mandatory Ammeter Replacement8/28/1986
en Mandatory Niagara Oil Cooler Inspection/Replacement10/3/1986
en Mandatory Improved Brake Piston/Insulator and Pressurized Brake Reservoir Installation10/8/1986
en Mandatory Garrett Service Bulletin No. TPE331-75-700110/8/1986
en Mandatory Carburetor Air Box Valve Assembly Inspection/Modification10/9/1986
en Mandatory Alternate Air Control Linkage Adjustment11/14/1986
en Mandatory Fuel Drain Replacement11/17/1986
A en Mandatory De-Ice Timer Protection - Electrical Circuit Change10/28/1987
en Mandatory Use of Automobile Gasoline in Piper Aircraft1/14/1987
en Mandatory Stabilator Attach Fitting Corrosion Inspection2/17/1987
en Mandatory Tailcone Drain Holes, Fuselage Station 332.003/10/1987
en Mandatory Nose Landing Gear Steering Rotator Horn Attach Bolt Replacement4/1/1987
en Mandatory Nose Gear Shuttle Valve Bracket installation3/30/1987
en Mandatory Main Landing Gear Downlock Cable Anti-Rotation Stop Replacement4/14/1987
en Mandatory Heated Alternate Air Induction System Installation5/4/1987
A en Mandatory Electrically Operated Flap System, Actuator Tube Replacement8/11/1987
A en Mandatory Aileron Cable Routing - Wing1/31/1989
A en Mandatory Freon Compressor Drive Pulley Nut Inspection and Belt Removal7/14/1987
A en Mandatory Back Up Landing Gear Extender Removal3/4/1988
en Mandatory Fuel Quantity Sensor Replacement6/24/1987
en Mandatory Forward Fuel Header Tank Installation8/19/1987
en Mandatory Fire Extinguisher Annunciator Circuit Modification9/9/1987
en Mandatory Lear Siegler Power Equipment Corporation (LSPEC) Service Information Letter No. 23090-004-019/25/1987
en Mandatory Airframe and Powerplant Operational Limitations10/13/1987
en Mandatory Forward Baggage Compartment Door Latch Spring Installation and Door Assembly Inspection11/9/1987
en Mandatory Engine Mount Inspection and Barrel Nut Replacement12/22/1987
en Mandatory Nacelle Rework2/8/1988
B en Mandatory Part I: Malibu Return to Service Part II: Teledyne Continental Motors Service Bulletin M88-5 "Broken Starter Adapter Shafts"4/14/1988
en Mandatory Control Column Chain Inspection1/6/1988
en Mandatory Rivet Inspection - Wing Skin to Spar, Top Inboard1/22/1988
B en Mandatory TPE 331-14 Engine Idler Gear Bearing Replacement2/19/1988
en Mandatory Outboard Flap Transmission Clearance Inspection/Modification3/8/1988
en Mandatory Additional Post Lighting - Flight and Engine Instrumentation3/10/1988
en Mandatory Lock Wiring of V-Band Couplings4/8/1988
en Mandatory Main Landing Gear Actuator Attach Bolt5/4/1988
en Mandatory Wing Spar Inspection6/8/1988
en Mandatory Elevator Skin/Stringer Inspection/Modification6/29/1988
en Mandatory Rudder Pedal Torque Tube Attach Bracket Modification7/12/1988
en Mandatory Main Landing Gear Uplock Hook Bracket Inspection and Roller Modification7/1/1988
en Mandatory Forward Tunnel Inspection and Flap Handle Cover Rework7/7/1988
en Mandatory Wiring Modification - Wing to Main Wire Harness Connectors7/15/1988
en Mandatory Powerplant Cooling Improvement8/24/1988
A en Mandatory Powerplant Cooling Improvement5/17/1989
en Mandatory Nose Gear Centering Attach Bolt10/11/1988
en Mandatory Alternate Air Box Bearing Block Modification11/17/1988
en Mandatory Shoulder Harness Installation & Usage11/28/1988
B en Mandatory Elevator Butt Rib Refinement7/15/1997
en Mandatory Rudder Torque Tube Fitting Replacement2/10/1989
en Mandatory Hissing Upper Fuselage Rivets2/13/1989
en Mandatory Maneuvering Airspeed Placard Replacement3/14/1989
en Mandatory Textron Lycoming Service Bulletin No. 4843/20/1989
en Mandatory Auxiliary Primer Switch Replacement4/6/1989
en Mandatory Oildyne Hydraulic Pump Replacement4/10/1989
en Mandatory Windshield Heat Fuse Installation4/11/1989
A en Mandatory Wing Lift Strut Assembly Inspection/Replacement10/10/1989
en Mandatory Tip Tank Tailcone Attachment Improvement5/30/1989
en Mandatory Rework of Plug - Main Landing Gear Oleo Tube6/9/1989
A en Mandatory Malibu Return to Service6/29/1989
en Mandatory Bleed Air Hose Replacement7/12/1989
en Mandatory Lycoming Service Bulletin No. 487 (Included with Lycoming Kit)7/8/1989
B en Mandatory Addition of Wing Stall Strips11/22/1989
en Mandatory Angle Support Forward Baggage Compartment7/17/1989
en Mandatory Carpet Runner Retainer Installation8/3/1989
en Mandatory Engine Tailpipe Inspection and Addition of Fire Detection System8/7/1989
en Mandatory Aileron Inspection8/15/1989
en Mandatory Main Landing Gear Actuator Attach Bracket Replacement8/16/1989
en Mandatory Main Landing Gear Actuator Reinforcement Bracket Replacement8/16/1989
en Mandatory Shimmy Dampener Replacement9/13/1989
en Mandatory Addition of Check Valve to Motive Flow Supply Line11/13/1989
A en Mandatory Hartzell Service Bulletin No. 165 E, Inspection for Cracks in Certain Three Blade "Y" Shank Aluminum Propeller Hub3/7/1994
en Mandatory Hartzell Service Bulletin No. 164, Inspection for Cracks in Certain Two Blade "Y" Shank Aluminum Propeller Hubs12/4/1989
A en Mandatory Textron Lycoming Service Bulletin No. 491A, Inspection of Exhaust Transition Bolts3/22/1990
A en Mandatory Main Landing Gear Upper Strut Housing Inspection and Replacement8/9/1994
en Mandatory Inspection of Emergency Exit Window Fit12/14/1989
en Mandatory Elevator Trim Wheel Shaft Roll Pin Safety Wire Installation1/9/1990
A en Mandatory Improved Fuel System Drainage and Fuel Cell System Inspection8/30/1990
A en Mandatory To Revise the Purpose2/20/1990
en Mandatory Inspection and Rerouting of the Manifold Pressure Line2/8/1990
en Mandatory Relocation of Aircraft Serial Number Data Plate3/13/1990
en Mandatory Replacement of a 90 Degree Fitting and Inspection of the Tee Fitting and Nipple at the Oil Pressure Transducer3/16/1990
en Mandatory Engine Mount Inspection and Modification4/2/1990
en Mandatory Wire Protection6/12/1990
en Mandatory Weight & Balance Plotter6/8/1990
A en Mandatory Throttle Microswitch11/28/1990
en Mandatory Improved Engine Baffle Support7/17/1990
A en Mandatory Landing Gear Lacking Actuator End Gland Replacement8/15/1990
en Mandatory Empennage Rivet Replacement10/5/1990
en Mandatory Cheyenne Rudder Torque Tube Assembly10/19/1990
en Mandatory Forward Left Fuselage Frame Inspection and Replacement3/4/1991
A en Mandatory Part I: Low Vacuum Annunciator Light Operation Part II: Installation of Vacuum Gauge Markings10/29/1991
en Mandatory Inboard Wing Rib Inspection, Modification, Replacement1/25/1991
en Mandatory Wing Rib Reinforcement2/18/1991
en Mandatory Mixture Control Cable Inspection and Routing2/18/1992
en Mandatory Textron Lycoming Service Bulletin No. 499 "Installation of One-Piece Exhaust Pipe"5/9/1991
en Mandatory Elevator Trim Cable Guide Tube Splice10/29/1991
en Mandatory Instrument Static Line Installation3/3/1992
en Mandatory Engine Mount and Nose Landing Gear Attachment3/3/1992
en Main Landing Gear Trunnion Attach Fittings3/3/1992
en Mandatory Engine Fuel Pump Overboard Drain Line Installation2/24/1992
en Mandatory Horizontal Stabilizer Drain Hole Installation9/22/1992
en Mandatory Fuselage Rivet Installation3/31/1993
en Mandatory Engine Mount Heat Shield Installation3/31/1993
en Mandatory Alternate Air Door Replacement and Control Linkage inspection10/21/1992
en Mandatory Corrosion Inspection and Protection9/29/1993
en Mandatory Electric Flap Cam Assembly Modification6/11/1993
B en Mandatory Hydraulic Power Pak Pressure Switch Replacement5/24/1996
en Mandatory Inspection of Flap Lover and Bolt9/1/1993
en Mandatory Tail Surfaces Replacement1/21/1994
en Mandatory Aileron Hinge Inspection and Replacement1/24/1994
en Mandatory Exhaust System Hardware and Gasket Replacement3/11/1994
en Mandatory Upper Main Gear Housing Inspection and Replacement7/20/1994
A en Mandatory Upper Main Gear Housing Inspection and Replacement5/19/2022
en Mandatory Defrost System Modification4/18/1994
en Mandatory Exhaust System Inspection and Replacement9/2/1994
en Mandatory Emergency Exit Window Inspection and Replacement9/21/1994
en Mandatory Engine Lower Cowling Modification9/30/1994
en Mandatory Aileron Hinge Inspection and Replacement10/19/1994
en Mandatory Aging Landing Light Seal Replacement and Landing Light Support Modification11/2/1994
en Mandatory Inspection for and Replacement of Components with Suspect "O" Rings12/9/1994
en Mandatory Inspection of Wing Rear Attach Fitting and Addition of Inspection Access Panels12/12/1994
A en Mandatory Wing Spar Inspection8/6/1999
en Mandatory Installation of Fuel Cap Cover1/12/1995
en Mandatory Shoulder Harness Installation1/18/1995
en Mandatory Hydraulic Power Pak Lower Manifold Inspection1/17/1995
en Mandatory Installation of Limitations Placard4/3/1995
en Mandatory Station 49.5 Frame Inspection5/25/1995
en Mandatory Inspection and Replacement of Outer Side Windows7/14/1995
en Mandatory Hydraulic System Power Pak Pressure Switch Replacement6/16/1995
en Mandatory Inspection for Proper Orientation of Battery Vent Tube Assembly9/6/1995
en Mandatory Prop Deice Timer Wiring Inspection9/11/1995
en Mandatory Pneumatic Deice Switch Relocation11/9/1995
en Mandatory Inspection for Stabilator Trim Screw Assembly Attachment Hardware12/20/1995
en Mandatory Pacific Scientific Seat Belt Replacement1/3/1996
A en Mandatory Replacement or Modification of the Alternator Out Light Fuse1/29/1996
en Mandatory Replacement of Spinner and Addition of New Forward Spinner Bulkhead3/14/1996
en Mandatory KLN-90B GPS Wiring Modification3/18/1996
en Mandatory Intermittent Main Landing Gear Indication3/8/1996
A en Mandatory Turbine Inlet Temperature (T.I.T.) System Calibration and Probe Replacement4/26/1996
B en Mandatory Turbine Inlet Temperature (T.I.T.) System Calibration and Probe Replacement6/18/2009
C en Mandatory Turbine Inlet Temperature (T.I.T.) System Calibration and Probe Replacement11/17/2009
en Mandatory Missing Rivet in Upper Door Frame, Forward and Aft9/12/1996
en Mandatory Inspection of Jack Pad Attachment Area at Wing Cutout for Radar2/7/1997
A en Mandatory Elevator Spar Inspection8/4/1997
en Mandatory Modification of Inertia Reel Shoulder Harness Mounting Brackets3/5/1997
en Mandatory Inspection of Engine Electrical Harness and Installation of Chafing Protection4/25/1997
en Mandatory Inspection for Missing Washers at Nose Gear Steering Arm Rod End6/16/1997
en Mandatory Elevator Down Spring Inspection/Replacement6/5/1997
en Mandatory Wing Spar Splice Plate Replacement6/16/1997
en Mandatory Inspection of the E303 Electrical Connector and Heater Blower Power Wire6/6/1997
en Mandatory Addition of Drain Holes to the Engine Induction Air Inlet Scoops8/11/1997
en Mandatory Corrosion Inspection of Main Spar Behind Fuel Tanks8/15/1997
A en Mandatory Corrosion Inspection of Main Spar Behind Fuel Tanks9/17/2024
en Mandatory Horizontal Stabilizer Spar and Outboard Hinge inspection and Modification9/30/1997
en Mandatory Elevator Butt Rib Refinement9/30/1997
en Mandatory Replacement of the Engine Induction Air Inlet Elbow at the Fuel Injector Servo10/6/1997
en Mandatory Replacement of Fuel Selector Levers11/3/1997
en Mandatory Inspection and Replacement of the Aileron Inboard Hinge Nose Rib Nutplates11/14/1997
en Mandatory Distribution of Textron Lycoming Service Bulletin 531, Inspection of Turbochargers and Tailpipes2/4/1998
en Mandatory Replacement of Crankcase Breather System2/5/1998
en Mandatory Replacement of Battery Power Fuse3/2/1998
A en Mandatory Replacement of Ammeter Shunt Wire Fuse Assemblies6/11/1998
A en Mandatory Aileron Replacement3/21/2016
B en Mandatory Aileron Replacement5/26/2016
en Mandatory Alternator Regulator Wiring Modification4/10/1998
A en Mandatory Product Improvement, Winterization Plate Kit (Revised)6/7/1999
en Mandatory Inspection of the ARTEX 110-4 ELT and ELT Attachment Bracket7/10/1998
en Mandatory Modification of Control Wheel Quadrant Stop and Inspection of Forward Pressure Bulkhead8/4/1998
en Mandatory Inspection of Induction Air Filter and Distribution of Purolator Service Bulletin, SB 090298.019/22/1998
en Mandatory Inspection of Landing Gear Cylinders and Distribution of Parker Hannifin Service Bulletin SB706310/8/1998
en Mandatory Replacement of Control System Spacers and Inspection of Aileron Cables10/1/1998
en Mandatory Replacement of the Alternate Air Door10/21/1998
en Mandatory Distribution of Parker Hannifin Airborne Service Letter 48, "Inspection/Replacement of Dry Air Pump Flexible Couplings"11/5/1998
en Mandatory Modification of Forward and Aft Wing Attach Fittings11/19/1998
en Mandatory Distribution of Textron Lycoming Service Bulletin 534, Turbocharger Oil Drain Tank Inspection/Replacement4/30/1999
A en Mandatory Distribution of Textron Lycoming Service Bulletin 538A, "Air Inlet Tube Replacement" and Drain Improvement9/10/1999
en Mandatory Horizon Engine Instruments Repair or Replacement7/14/1999
en Mandatory Elevator Spar Refinement7/15/1999
A en Mandatory Engine Mount Inspection and Modification6/12/2006
en Mandatory Battery Master Contactor Wiring Modification8/17/1999
A en Mandatory Distribution of Textron Lycoming Service Bulletin 529B, "Reprint of Crane/Lear Romac Service Bulletin No. 101SB020, Rev. 3"3/22/2007
en Mandatory Garmin Service Bulletin No. 9905 "GNS430 Mod. 1"10/1/1999
en Mandatory Inspection for Gascolator Bowl Drain Security10/28/1999
X en Mandatory Inspection and Modification of the Aft Spinner Bulkhead4/29/2004
en Mandatory Modification of Manifold Pressure Gauge (MAP) Wiring2/14/2000
en Mandatory Flight Control Wheel Collar Retainer3/20/2000
en Mandatory Distribution of Airborne Service Letter Number 56, "Inspection and Cleaning of Airborne Filter Elements"9/25/2000
en Mandatory Inspection of the Heated Deice Panel Installation6/9/2000
en Mandatory Replacement of Deice Control Valves7/13/2000
en Mandatory To Provide Inspection Access for the Lift Strut Attachment Fitting on the Forward Side of the Front Spar and to Provide Details for the Inspection of Wing Components for Corrosion7/27/2000
en Mandatory Inspection of the Forward Wing Spar Attach Bracket9/18/2000
en Mandatory Installation of POH Supplement11/28/2000
en Mandatory Elevator Spar Refinement12/4/2000
en Mandatory Stainless Steel Control Cables1/3/2001
en Mandatory Installation of Engine Baffle Brace4/9/2001
en Mandatory Installation of Longer Screws on Engine Baffle Assemblies3/7/2001
A en Mandatory Flap Torque Tube Replacement10/9/2001
B en Mandatory Flap Torque Tube Replacement11/5/2002
en Mandatory Nose Gear Steering Bungee Assembly Restriction2/26/2001
en Mandatory Relocation of Outside Air Temperature Probe4/3/2001
en Mandatory Inspection and Modification of the Pilot and Copilot Seats4/12/2001
en Mandatory Engine Control Quadrant Inspection and Modification5/29/2001
en Mandatory Fuel Drain Valve Inspection and Replacement4/4/2001
en Mandatory Low Noise Muffler Replacement7/12/2001
en Mandatory Installation of a Revised Overhead Switch Panel5/31/2001
en Mandatory Inspection of Low Pressure Engine Driven Fuel Pump for Leakage6/11/2001
en Mandatory Brake Pedal Binding5/15/2001
en Mandatory Inspection of Nose Landing Gear (NLG) Strut Tube Snap Ring for Proper Installation6/19/2001
en Mandatory Inspection and Replacement of Left and Right Inboard Flap Drive Bellcrank Assemblies5/11/2001
en Mandatory Modifications to Co-Pilot Side, Forward and Aft Circuit Breaker Panels6/11/2001
en Mandatory Additional Support for Positioning the Mass Flow Control Valve6/14/2001
en Mandatory Replacement of Primary Elevator Control Cables7/25/2001
en Mandatory Cabin Door Latch Mechanism7/10/2001
A en Mandatory Entertainment Console (Small Cabinet) Voltage Dropping Resistor Shroud Installation8/8/2001
en Mandatory Fuel System Line Fitting Leakage7/19/2001
en Mandatory Fuel System Trim Fitting and Solenoid Valve Modification7/19/2001
en Mandatory Installation of Lightning Protection Rivets7/16/2001
en Mandatory Main Landing Gear Squat Switch Safetying7/2/2001
en Mandatory Mass Air Control Valve Recall8/13/2001
en Mandatory Magnetic Flux Detector Connector8/13/2001
en Mandatory Cabin Bleed Air Inlet Restriction7/23/2001
A en Mandatory Modification of Steering Horn5/5/2003
en Mandatory GI-106 Nav/GS Indicator Locking Connector Harness Wiring Change7/19/2001
en Mandatory Pratt & Whitney PT6A-42A Engines - Turboprop Engine Oil-to-Fuel Heater Inspection7/13/2001
en Mandatory Stall Warning Microswitch Bracket8/13/2001
en Mandatory Untested Fuel Pump7/20/2001
en Mandatory Lear Romec Fuel Pump7/26/2001
A en Mandatory Horizon Aerospace Analog Instrument Pointer Calibration12/9/2002
en Mandatory Aft Stowage Compartment Drain8/13/2001
B en Mandatory S-TEC System 55X Autopilot1/11/2002
C en Mandatory S-TEC System 55X Autopilot5/30/2002
en Mandatory Flight into Known Icing Certification9/20/2001
en Mandatory Nose Landing Gear (NLG) Steering Arm Chaffing10/26/2001
en Mandatory Generator Ammeter Relay Kit10/3/2001
B en Mandatory Replacement of Nose Gear Emergency Downspring Mechanism5/27/2003
en Mandatory Aft Spar Splice Cap Inspection12/10/2001
en Mandatory Nose Gear Squat Switch Adjustment11/12/2001
en Mandatory Removal of Fuel Restrictor Assembly and Fuel Return Solenoid Valve8/23/2001
en Mandatory Pratt & Whitney PT6A-42A Engines - Turboprop Engine Oil-to-Fuel Heater Thermal Element Replacement9/20/2001
B en Mandatory Engine Mount Inspection4/28/2003
en Mandatory Alternator Isolation Diode Installation12/5/2001
en Mandatory Fuel System Check Valve Replacement10/19/2001
en Mandatory Gear Warning Horn Mute Switch1/18/2002
A en Mandatory Replacement of Pneumatic De-Icer Deflate Valve Assembly2/25/2002
en Mandatory Inspection and Replacement of Pneumatic De-Ice System Line2/1/2002
en Mandatory Feather Solenoid Suppression Diode Kit1/18/2002
A en Mandatory Stabilator Trim Link Assembly10/31/2001
en Mandatory Master Electrical Panel Mounting Plate Inspection and Fuse Block Protective Cover Installation3/8/2002
B en Mandatory Engine Mount Inspection11/25/2003
C en Mandatory Engine Mount Inspection2/11/2009
D en Mandatory Engine Mount Inspection2/2/2011
E en Mandatory Engine Mount Inspection6/5/2014
F en Mandatory Engine Mount Inspection9/1/2015
en Mandatory Air Box Interference3/22/2002
A en Mandatory Rudder Torque Tube Assembly Inspection9/22/2003
en Mandatory Nose Gear Steering System Improvement1/28/2002
en Mandatory Maneuvering Speed Placard Replacement3/7/2002
en Mandatory Flux Detector Relocation3/11/2002
en Mandatory Gear Warning Indication4/12/2002
en Mandatory Air Box Inspection5/16/2002
en Mandatory Float Switch Wiring Inspection8/19/2002
en Mandatory Nose Gear Down Lock Pin Inspection6/5/2002
en Mandatory No. 1 GNS 530 Lighting Rewiring4/24/2002
en Mandatory Rudder Trim System Bolt Inspection6/3/2002
en Mandatory Alternate Air Inlet Adapter Assembly Inspection4/19/2002
en Mandatory Toe Brake Installation Inspection8/16/2002
en Mandatory Installation of Missing Rivets on Lower Surface of Horizontal Stabilizer Spar10/3/2002
en Mandatory Wing Rib Inspection(s)3/7/2003
A en Obsolete Mandatory PA-34 Series Aircraft Nose Gear Inspection and Product Improvements6/21/2013
A en Mandatory PA-34 Series Aircraft Nose Gear Inspection and Product Improvements11/30/2004
B en Mandatory PA-34 Series Aircraft Nose Gear Inspection and Product Improvements4/20/2006
C en Mandatory PA-34 Series Aircraft Nose Gear Inspection and Product Improvements5/30/2013
D en Mandatory PA-34 Series Aircraft Nose Gear Inspection and Product Improvements1/26/2022
en Mandatory Replacement of Elevator Trim Wheel P/N 43751-0004/15/2003
A en Mandatory Emergency Gear Extension Cable Bracket Modification2/21/2005
en Mandatory Combustion Heater Fuel Pump Leakage2/26/2003
A en Mandatory Combustion Heater Fuel Pump Leakage7/18/2003
B en Mandatory Combustion Heater Fuel Pump Leakage4/18/2005
en Mandatory TPE331-14/15 Engine Fuel Valve Inspection2/21/2003
en Mandatory Vertical Fin Contour/Rivet Check11/11/2003
en Mandatory Inspection of "Cast" Main Landing Gear Strut Cylinders8/18/2003
A en Mandatory Inspection of "Cast" Main Landing Gear Strut Cylinders1/18/2016
B en Mandatory Inspection of ‘Cast’ Main Landing Gear Strut Cylinders3/19/2025
en Mandatory Electronic Control Module Failures6/4/2003
en Mandatory Servo Metered Fuel Pressure Port Leakage6/10/2003
en Mandatory GMA340 Audio Panel Wiring7/16/2003
en Mandatory Auxiliary Fuel Pump Switch9/2/2003
en Mandatory Stabilator Balance Weight Tube Assembly11/6/2003
en Mandatory GNS-430/GI-106 Wiring10/30/2003
en Mandatory Control Wheel Attachment Inspection8/28/2003
A en Mandatory Control Wheel Attachment Inspection4/9/2004
en Mandatory Oxygen Generator Protective Cap Removal9/16/2003
en Mandatory Clip Nut Replacement12/9/2003
en Mandatory Inspection of Nose Cone Spar Assembly7/13/2004
en Mandatory Nose Gear Door Hinge Modification3/10/2004
en Mandatory Autopilot Installation & Testing2/3/2004
A en Mandatory Autopilot Installation & Testing2/17/2004
en Mandatory Vertical Fin Aft Spar Reinforcing Angle Low E/D Inspection11/5/2004
en Mandatory Incorrect Turbocharger Clamp Substitution5/14/2004
en Mandatory Standby Airspeed and Altimeter Indicator Pitot/Static Lines Replacement12/9/2004
en Mandatory 4130N Steel Hardness Discrepancy5/21/2004
E en Mandatory 4130N Steel Hardness Discrepancy6/9/2004
en Fuel Restrictor Replacement1/5/2005
en Mandatory Overhead Switch Panel Assembly Modification2/8/2005
A en Mandatory Engine Mount Inspection6/26/2006
B en Mandatory Engine Mount Inspection3/28/2007
C en Mandatory Engine Mount Inspection1/3/2008
en Mandatory Periodic Inspection & Replacement of Nose Gear Drag Link Bolt4/7/2005
A en Mandatory Periodic Inspection & Replacement of Nose Gear Drag Link Bolt11/9/2021
B en Mandatory Periodic Inspection & Replacement of Nose Gear Drag Link Bolt12/11/2024
C en Mandatory Periodic Inspection & Replacement of Nose Gear Drag Link Bolt3/6/2025
A en Mandatory Field Upgrade of Pressurized Magnetos & Tachometer Sensor Assemblies6/20/2005
en Mandatory Accessory Drive Pulley Improvement4/1/2005
A en Mandatory Accessory Drive Pulley Improvement1/30/2006
en Mandatory Fuel System Check Valve11/10/2005
en Mandatory Stabilator Torque Tube Assembly Inspection12/26/2005
A en Mandatory Stabilator Torque Tube Assembly Inspection11/28/2022
en Mandatory Rib Assembly Inspection & Modification - Forward & Aft Wing Ribs, WS 49.253/8/2006
A en Mandatory Rib Assembly Inspection & Modification - Forward & Aft Wing Ribs, WS 49.252/2/2018
B en Mandatory Rib Assembly Inspection & Modification - Forward & Aft Wing Ribs, WS 49.252/21/2020
C en Mandatory Rib Assembly Inspection & Modification - Forward & Aft Wing Ribs, WS 49.2511/29/2022
D en Mandatory Rib Assembly Inspection & Modification - Forward & Aft Wing Ribs, WS 49.252/5/2024
en Mandatory European Requirements for Avidyne Entegra Equipped PA-28 and PA-32 Model Aircraft6/13/2005
A en Mandatory European Requirements for Avidyne Entegra Equipped PA-28 and PA-32 Model Aircraft5/8/2006
B en Mandatory European Requirements for Avidyne Entegra Equipped PA-28 and PA-32 Model Aircraft9/7/2006
en Mandatory Propeller RPM Limitation & Tachometer Re-Marking5/5/2006
en Mandatory Electronic Control Module Failure1/5/2007
en Mandatory Nose Gear Centering Springs5/31/2006
en Mandatory Elevator Trim Tab Hinge Rivets9/1/2006
en Mandatory Tailcone Pressure Duct Support Strap6/27/2006
A en Mandatory Tailcone Pressure Duct Support Strap1/17/2007
en Mandatory Louvered Cover Assembly10/6/2006
en Mandatory Stormscope Erroneous Strike Indication9/20/2006
en Mandatory Lift Strut Attachment Bolt Inspection7/3/2006
A en Mandatory Lift Strut Attachment Bolt Inspection12/11/2006
en Mandatory Engine Oil Hose Assemblies and Wiring Harness Re-Routing11/1/2006
A en Mandatory Engine Oil Hose Assemblies and Wiring Harness Re-Routing5/29/2007
B en Mandatory Engine Oil Hose Assemblies and Wiring Harness Re-Routing11/16/2011
en Mandatory Lock Assembly - Cabin Entrance Door, Forward Baggage Door, Aft Baggage Door, and Nacelle Locker Door2/15/2007
en Mandatory Pilot's Side Window Inspection12/13/2006
A en Mandatory Pilot's Side Window Inspection5/31/2007
B en Mandatory Pilot's Side Window Inspection9/30/2010
en Mandatory Rudder Quadrant/Torque Tube Inspection - Tailcone1/16/2007
en Mandatory Nose Wheel Assembly11/14/2006
en Mandatory Nose Gear Forging Inspection/Replacement9/24/2007
en Mandatory Main Landing Gear Cylinder Assembly Inspection2/1/2008
A en Mandatory V-Band Exhaust Couplings on Lycoming Turbocharged Engines3/14/2007
en Mandatory Flap Track/Splice Strap Inspection and Modification8/14/2007
A en Mandatory Flap Track/Splice Strap Inspection and Modification5/21/2009
B en Mandatory Flap Track/Splice Strap Inspection and Modification9/10/2009
en Mandatory Wing Inspection Light8/22/2007
en Mandatory Inspection of Emergency Exit Door5/15/2007
en Mandatory Inspection of Engine Mount for Evidence of Contract with Oil Line Fitting6/15/2007
en Mandatory Placard Replacement8/30/2007
en Mandatory Aileron Handling Placard9/7/2007
en Mandatory Voltage Suppressor Replacement2/8/2008
en Mandatory Emergency Gear Extension Cable Routing Modification4/14/2008
en Mandatory Stabilator Horn Assembly Inspection4/29/2010
en Mandatory Aileron Quadrant Inspection9/23/2008
A en Mandatory Aileron Quadrant Inspection10/23/2008
B en Mandatory Aileron Quadrant Inspection1/22/2009
en Mandatory Distribution of Precision Airmotive Service Bulletins PRS-107 Rev 4 and PEX-13/7/2008
A en Mandatory Distribution of Precision Airmotive Service Bulletins PRS-107 Rev 4 and PEX-12/24/2009
en Mandatory Stall Warning Heat Control Modification9/15/2008
en Mandatory Nose Gear Down Spring Replacement3/3/2009
en Mandatory Periodic Replacement of Nose Baggage Door Components7/15/2008
A en Mandatory Periodic Replacement of Nose Baggage Door Components11/10/2008
B en Mandatory Periodic Replacement of Nose Baggage Door Components4/12/2012
en Mandatory Comm 1 and Comm 2 Antenna and Skin Inspection9/23/2008
A en Mandatory Comm 1 and Comm 2 Antenna and Skin Inspection4/1/2009
B en Mandatory Comm 1 and Comm 2 Antenna and Skin Inspection4/15/2010
en Mandatory Collector Tank Fuel Drain Inspection10/23/2008
A en Mandatory Control Wheel Shaft Inspection9/1/2009
B en Mandatory Control Wheel Shaft Inspection5/3/2010
C en Mandatory Control Wheel Shaft Inspection11/8/2010
D en Mandatory Control Wheel Shaft Inspection2/25/2011
E en Mandatory Control Wheel Shaft Inspection11/2/2017
en Mandatory Fuel Selector O-Ring12/12/2008
A en Mandatory Fuel Selector O-Ring4/20/2009
en Mandatory Main Landing Gear Torque Link Inspection2/16/2009
en Mandatory Landing Gear Modification and Hardware Replacement5/29/2009
en Mandatory Tie Bus Circuit Breaker Inspection2/16/2009
en Mandatory Beta/Reverse Lockout Lever Inspection3/18/2009
en Mandatory Re-Calculation of Wing Structure Life Limit Due to Unique Usage12/18/2009
en Mandatory Relocation of the Py Heater Ground Wire Termination3/24/2010
en Mandatory Periodic Replacement of Nose Gear Downlock Pivot Bolt2/15/2010
en Mandatory Lightning Diverter Inspection2/15/2010
en Mandatory Nose Gear Actuator Modification1/5/2010
en Mandatory TWX670 Antenna Inspection12/21/2009
en Mandatory Aft Bulkhead Sealing Modification3/2/2010
en Mandatory Inspection of Flap Position Indicator Placard1/5/2010
en Mandatory Emergency Gear Extension Cable Routing Inspection3/24/2010
A en Mandatory Emergency Gear Extension Cable Routing Inspection10/23/2015
A en Mandatory Compressor Turbine Blade Inspection3/4/2010
en Mandatory Aileron Rib Inspection9/21/2010
A en Mandatory Aileron Rib Inspection1/21/2011
B en Mandatory Aileron Rib Inspection9/5/2012
en Mandatory Starter Contactor Replacement7/23/2010
A en Mandatory Starter Contactor Replacement1/14/2011
en Mandatory Rudder Skin Inspection10/13/2010
en Mandatory Throttle Cable Seizing4/23/2010
A en Mandatory Throttle Cable Seizing3/8/2012
B en Mandatory Throttle Cable Seizing6/21/2012
C en Mandatory Throttle Cable Seizing4/27/2017
en Mandatory Wire Screen Replacement11/10/2010
en Mandatory Inaudible Traffic Information System (TIS) or Traffic Advisory System (TAS) Aural Alerts7/26/2011
en Mandatory Radio Support Plate Inspection10/28/2010
en Mandatory Rudder Trim Tab Inspection11/2/2010
en Mandatory Autopilot Circuitry Modification1/21/2011
en Mandatory Distribution of Avox Systems Service Bulletin 36758-35-014/21/2011
en Mandatory Nose Wheel Grommet Inspection6/6/2011
en Mandatory Cabin Door Handle Placard Inspection5/16/2011
en Mandatory Periodic Replacement of Main Landing Gear Rod Ends4/24/2012
A en Mandatory Periodic Replacement of Main Landing Gear Rod Ends5/31/2012
B en Mandatory Periodic Replacement of Main Landing Gear Rod Ends6/24/2014
C en Mandatory Periodic Replacement of Main Landing Gear Rod Ends6/13/2023
en Mandatory Engine Oil Cooler Control Valve Replacement6/23/2011
en Mandatory Data Plate Inspection11/3/2011
en Mandatory Landing Gear Servicing and Placard Replacement10/6/2011
en Mandatory Static Discharger Replacement8/10/2011
en Mandatory Landing Gear Servicing and Placard Replacement - Meridian G1000 Airplanes Registered in Brazil7/23/2013
en Mandatory Fuel Pump Coupling Inspection1/26/2012
en Mandatory Wastegate Clearance Inspection5/10/2012
en Mandatory Rudder Pedal Assembly Inspection1/30/2015
A en Mandatory Rudder Pedal Assembly Inspection5/12/2020
en Mandatory Potential Landing Gear Malfunction12/9/2011
A en Mandatory Potential Landing Gear Malfunction12/19/2011
B en Mandatory Potential Landing Gear Malfunction3/1/2012
C en Mandatory Potential Landing Gear Malfunction3/7/2012
en Mandatory Aft Wing Attach Fitting Inspection Requirements11/8/2012
A en Mandatory Aft Wing Attach Fitting Inspection Requirements4/1/2013
B en Mandatory Aft Wing Attach Fitting Inspection Requirements10/29/2015
C en Mandatory Aft Wing Attach Fitting Inspection Requirements12/3/2018
D en Mandatory Aft Wing Attach Fitting Inspection Requirements9/16/2025
en Mandatory Stabilator Control System Inspection5/3/2012
A en Mandatory Stabilator Control System Inspection11/28/2012
en Mandatory Emergency Exit Window Inspection10/29/2012
en Mandatory Garmin SafeTaxi® Limitation7/19/2012
A en Mandatory Garmin SafeTaxi® Limitation5/19/2017
B en Mandatory Garmin SafeTaxi® Limitation3/13/2019
en Mandatory Engine Oil Cooler Inlet Hose Inspection9/5/2012
en Mandatory Garmin G600 Systems Software Upgrade to Version V0942.2211/12/2012
en Mandatory Pilot's Operating Handbook (POH) Permanent Revision11/14/2012
A en Mandatory Pilot's Operating Handbook (POH) Permanent Revision12/16/2013
en Mandatory Stabilator Trim Barrel Inspection4/10/2013
en Mandatory Garmin G600 Systems Software Upgrade to Version v0942.4010/2/2013
en Mandatory Firewall Inspection1/7/2013
en Mandatory Stabilator Drain Hole Inspection1/14/2013
en Mandatory Boost Pump Wiring Rerouting3/4/2013
en Mandatory Nose Landing Gear Torque Link Hardware Replacement1/23/2013
en Mandatory Fuel Hose Inspection2/25/2014
A en Mandatory Fuel Hose Inspection8/4/2015
en Mandatory Fuel Vent Valve Inspection6/5/2013
en Mandatory Engine Control Cable Mounting Bracket Replacement7/23/2013
A en Mandatory Engine Control Cable Mounting Bracket Replacement5/5/2017
en Mandatory Front Spar Attachment Bulkhead Inspection12/20/2019
A en Mandatory Front Spar Attachment Bulkhead Inspection5/12/2020
en Mandatory Alternator INOP Wiring Modification9/11/2013
en Mandatory Wing Inspection10/16/2013
A en Mandatory Wing Inspection11/14/2013
B en Mandatory Wing Inspection4/23/2015
en Mandatory Fuel Warning Placard and POH Inspection12/16/2014
en Mandatory Empennage Rivets Inspection10/7/2015
A en Mandatory Empennage Rivets Inspection12/18/2015
en Mandatory EASA Importation Requirements for Airplanes with Garmin G10002/20/2014
A en Mandatory GWX 68 Ground Rewire3/10/2014
A en Mandatory Re-Enablement of GDL 69, GSR 56, and/or GTS 825 for EASA Importation6/4/2014
en Mandatory Wing Spar Inspection (Form)4/23/2015
A en Mandatory Wing Spar Inspection12/12/2019
A en Mandatory Bulkhead Modification at Fuselage Station 317.7510/22/2015
B en Mandatory Bulkhead Modification at Fuselage Station 317.756/22/2016
C en Mandatory Bulkhead Modification at Fuselage Station 317.7511/9/2022
en Mandatory Control Wheel Bushing Inspection2/9/2015
en Mandatory Nose Landing Gear Service Placard Replacement6/26/2015
A en Mandatory Left Wing Root Rib Inspection4/29/2016
en Mandatory Left Wing Station 131.60 Rib Inspection4/23/2019
B en Mandatory Left Wing Station 131.60 Rib Inspection5/2/2019
en Mandatory Wing Rib Inspection at Right Side WS 140.098/26/2015
A en Mandatory Wing Rib Inspection at Right Side WS 140.093/3/2016
en Mandatory H3R Fire Extinguisher Replacement8/3/2015
A en Mandatory H3R Fire Extinguisher Replacement4/29/2016
A en Mandatory Oil Pressure Pickup Port Relocation Kit11/30/2015
B en Mandatory Oil Pressure Pickup Port Relocation Kit1/12/2016
en Mandatory Cabin Altitude Encoder Installation Modification6/12/2015
A en Mandatory Cabin Altitude Encoder Installation Modification10/19/2016
en Mandatory Lycoming Service Bulletin No. 6229/15/2015
B en Mandatory Lycoming Service Bulletin No. 6224/12/2019
en Mandatory Propeller Deice Timer Inspection8/14/2015
en Mandatory Lycoming Service Bulletin No. 621B9/22/2015
A en Mandatory Lycoming Service Bulletin No. 621B10/30/2015
en Mandatory Lower Wing Skin Inspection6/1/2017
en Mandatory Aft Vertical Fin Spar Inspection3/21/2017
A en Mandatory Aft Vertical Fin Spar Inspection5/18/2017
en Mandatory Bulkhead Inspection, Fuselage Station 332.007/21/2016
A en Mandatory Bulkhead Inspection, Fuselage Station 332.0010/26/2016
B en Mandatory Bulkhead Inspection, Fuselage Station 332.004/24/2025
en Mandatory Flap Bracket Inspection, Inboard Bellcrank6/1/2017
A en Mandatory Flap Bracket Inspection, Inboard Bellcrank6/16/2017
B en Mandatory Flap Bracket Inspection, Inboard Bellcrank12/14/2017
en Mandatory Executive Table Placards Replacement8/11/2016
A en Mandatory Executive Table Placards Replacement12/9/2024
en Mandatory Engine Mount Doubler Installation and Towing Placards Replacement9/23/2016
A en Mandatory Engine Mount Doubler Installation and Towing Placards Replacement9/27/2016
B en Mandatory Engine Mount Doubler Installation and Towing Placards Replacement11/9/2016
C en Mandatory Engine Mount Doubler Installation and Towing Placards Replacement3/9/2017
en Mandatory Nose Baggage Door Lock Inspection3/24/2017
en Mandatory Fuel Control Unit Manual Override Inspection - Pratt & Whitney Canada Service Bulletin A34873/31/2016
en Mandatory Altimeter Inspection and Replacement (United Instruments SB No. 13)5/10/2016
en Mandatory Periodic Replacement of Main Landing Gear Drag Link Bolt1/6/2017
A en Mandatory Periodic Replacement of Main Landing Gear Drag Link Bolt12/18/2019
en Mandatory Air Box Gasket Replacement3/22/2017
en Mandatory Wiring Inspection1/6/2017
en Mandatory Rear Seat Inspection3/31/2017
A en Mandatory Rear Seat Inspection4/6/2017
B en Mandatory Rear Seat Inspection5/5/2017
en Mandatory Diode Module Installation9/25/2017
A en Mandatory Diode Module Installation10/15/2018
en Mandatory Main Wing Spar Inspection8/23/2017
A en Mandatory Main Wing Spar Inspection8/14/2018
B en Mandatory Main Wing Spar Inspection12/2/2021
en Mandatory Flight Into Known Icing (FIKI) Modification7/13/2017
en Mandatory Wing Rib Modification1/10/2018
en Mandatory Plane-Power Alternator Mounting Hardware Replacement6/28/2017
en Mandatory Wet-Wing Fuel Access Cover Inspection5/10/2017
en Mandatory Fuel Tank Selector Placards Examination10/10/2017
A en Mandatory Fuel Tank Selector Placards Examination3/6/2018
en Mandatory K303 Relay (P/N 584-423) Relocation5/18/2017
en Mandatory Baggage Compartment Closeout Inspection12/11/2017
en Mandatory Emergency Exit Inspection6/20/2017
en Mandatory Stabilator Trim Pulley Bracket Inspection1/4/2018
A en Mandatory Stabilator Trim Pulley Bracket Inspection1/17/2018
en Mandatory Cabin Door Frame Inspection3/12/2018
en Mandatory Cabin Door Threshold Rivet Replacement12/21/2017
en Mandatory Plane-Power Alternator Idler Pulley Bracket Improvement11/3/2017
en Mandatory Aft Wing Spar Inspection7/21/2017
A en Mandatory Aft Wing Spar Inspection7/26/2017
B en Mandatory Aft Wing Spar Inspection7/28/2017
C en Mandatory Aft Wing Spar Inspection8/9/2017
en Mandatory Fuselage Station 144.25 Rivet Replacement12/20/2017
A en Mandatory Fuselage Station 144.25 Rivet Replacement3/6/2018
B en Mandatory Fuselage Station 144.25 Rivet Replacement6/7/2018
en Mandatory Stall Warning Heat Ground Wire Inspection2/28/2018
en Mandatory Replacement of the Fuel Injection Servo Vapor Return Fitting9/27/2018
en Mandatory Winterization Kit Replacement for Fuel Injected PA-28-181 Archer III3/22/2018
en Mandatory K400 Relay Wiring Inspection and Modified Installation6/19/2018
A en Mandatory Propeller Heat Sensor Wiring Modification1/3/2019
en Mandatory Aileron Control Cable Protection Tube Inspection6/26/2018
en Mandatory Aileron Quadrant Cable Guard Replacement6/26/2018
en Mandatory Canted Frame Rivets Replacement2/3/2020
en Mandatory Stabilator Idler Arm Assembly Inspection9/21/2018
A en Mandatory Stabilator Idler Arm Assembly Inspection9/27/2018
en Mandatory Bulkhead Rivet Replacement10/16/2018
A en Mandatory Bulkhead Rivet Replacement1/29/2019
en Mandatory Forward Wing Spar Attach Fitting Inspection3/14/2019
A en Mandatory Forward Wing Spar Attach Fitting Inspection4/18/2019
en Mandatory El Panel Inverter and Windshield Heat Relay Ground Wiring Relocation11/30/2018
A en Mandatory El Panel Inverter and Windshield Heat Relay Ground Wiring Relocation12/5/2018
en Mandatory Aileron-Rudder Interconnect Inspection1/18/2019
en Mandatory Emergency Power Supply Modification2/15/2019
en Mandatory Main Gear Actuator Attach Fitting Inspection3/25/2020
en Mandatory Generator Relay (K303) Replacement7/12/2019
A en Mandatory Generator Relay (K303) Replacement9/9/2019
en Mandatory Plane-Power Alternator Support and Hardware Replacement11/13/2019
A en Mandatory Plane-Power Alternator Support and Hardware Replacement1/27/2021
B en Mandatory Plane-Power Alternator Support and Hardware Replacement2/22/2021
C en Mandatory Plane-Power Alternator Support and Hardware Replacement7/15/2022
en Mandatory Lift Transducer Replacement9/5/2019
A en Mandatory Lift Transducer Replacement1/24/2023
en Mandatory Stabilator Fitting Inspection1/24/2020
A en Mandatory Stabilator Fitting Inspection11/2/2021
en Mandatory Canted Frame Doubler Inspection2/3/2020
en Mandatory Generator Relay (K303) Replacement10/23/2019
en Mandatory Main Wing Spar Inspection (Form)3/27/2020
A en Mandatory Main Wing Spar Inspection9/17/2021
en Mandatory Fuel Return Valve Wiring Modification2/14/2020
en Mandatory Nose Landing Gear Steering Horn and Arm Assemblies Inspection12/17/2020
A en Mandatory Nose Landing Gear Steering Horn and Arm Assemblies Inspection2/10/2021
en Mandatory Garmin G3000NG Software Version 2975.154/10/2020
en Mandatory Fuselage Station 247 Bulkhead Inspection10/16/2023
en Mandatory Tee Bar Assembly Inspection2/25/2022
A en Mandatory Tee Bar Assembly Inspection3/14/2022
B en Mandatory Tee Bar Assembly Inspection8/18/2022
C en Mandatory Tee Bar Assembly Inspection8/27/2025
en Mandatory Wing Rib Inspections at WS 106.19 and WS 123.1510/27/2020
en Mandatory Fuel Probe Modification Kit3/24/2021
en Mandatory Exhaust Stack Hardware Inspection9/9/2020
en Mandatory Aileron Drive Sector Inspection8/24/2020
A en Mandatory Aileron Drive Sector Inspection1/13/2021
en Mandatory Autothrottle Potentiometer Wiring Inspection3/12/2021
en Mandatory Aft Wing Rib Inspection at Wing Stations 36.92 and 49.2511/2/2020
en Mandatory Rivet Dimple Inspection for Tool Marks11/13/2020
en Mandatory Fuel Quantity Capacitance Probe Check1/29/2021
A en Mandatory Fuel Quantity Capacitance Probe Check4/14/2021
en Mandatory Pilot and Copilot Seat Upholstery Inspection4/23/2021
A en Mandatory Pilot and Copilot Seat Upholstery Inspection7/22/2021
en Mandatory Main Wing Spar Hardware Inspection5/14/2021
en Mandatory Aft Rib Assembly Rivets Replacement9/17/2021
en Mandatory Heater Fuel Pump Leak Inspection and Replacement7/14/2021
en Mandatory Elevator Spar Inspection8/12/2021
en Mandatory Inertial Separator Duct Shredder Angle Modification or Replacement10/29/2021
A en Mandatory Inertial Separator Duct Shredder Angle Modification or Replacement3/28/2022
en Mandatory M600 Wing Assembly Serialization Marking1/4/2022
en Mandatory Main Wing Spar Inspection4/3/2024
A en Mandatory Main Wing Spar Inspection10/10/2024
en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware3/31/2022
A en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware11/29/2022
B en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware2/21/2023
C en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware5/12/2023
D en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware1/24/2024
E en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware3/19/2025
F en Mandatory Periodic Replacement of Main Landing Gear Attachment Hardware1/6/2026
en Mandatory Main Wing Spar Inspection at Main Landing Gear Truss Bracket1/9/2024
A en Mandatory Main Wing Spar Inspection at Main Landing Gear Truss Bracket5/13/2024
B en Mandatory Main Wing Spar Inspection at Main Landing Gear Truss Bracket9/20/2024
C en Mandatory Main Wing Spar Inspection at Main Landing Gear Truss Bracket9/30/2025
en Mandatory Fuselage Skin Rivet Inspection8/30/2022
en Mandatory Rudder Inspection12/2/2022
A en Mandatory Rudder Inspection7/27/2023
B en Mandatory Rudder Inspection5/7/2024
en Mandatory Structural Rework & Inspection12/14/2023
en Mandatory Lower Fuselage Skin Rivet Inspection6/9/2022
en Mandatory Microphone and Headphone Jack Improvement9/8/2022
en Mandatory Rudder Skin Strap Installation10/25/2022
en Mandatory Archer Diesel Cowling Inspection8/22/2022
en Mandatory Archer Diesel Fuel System Inspection9/14/2022
A en Mandatory Archer Diesel Fuel System Inspection5/10/2024
en Mandatory Fuselage Skin & Wing Rib Inspection1/16/2023
A en Mandatory Fuselage Skin & Wing Rib Inspection2/14/2024
en Mandatory Nose Landing Gear Emergency Down Spring Inspection7/18/2023
A en Mandatory Nose Landing Gear Emergency Down Spring Inspection3/6/2025
A en Mandatory GFC 500 Autopilot Pitch Trim1/9/2023
B en Mandatory GFC 500 Autopilot Pitch Trim9/28/2023
C en Mandatory GFC 500 Autopilot Pitch Trim1/3/2024
en Mandatory Frame Assembly Inspection & Repair, Fuselage Station 282.006/20/2024
A en Mandatory Frame Assembly Inspection & Repair, Fuselage Station 282.0011/15/2024
en Mandatory Engine Control Cables Inspection12/22/2022
en Mandatory Garmin G1000 Software Update Version 720.182/13/2023
en Mandatory Propeller Spinner Modification3/28/2024
en Mandatory Lower Cockpit Channel Inspection3/20/2023
en Mandatory Wing Rib Modification3/16/2023
en Maintenance Alert Forward Wing Spar-To-Fuselage Attach Fitting Corrosion Inspection1/26/2026
en Mandatory Steering Arm Modification10/17/2023
en Mandatory Airworthiness Directive 2021-08-155/15/2023
en Mandatory Airframe Doubler Inspection5/21/2024
en Mandatory Flap Drive Bracket Inspection3/28/2024
A en Mandatory Fuselage Skin Rivet Inspection, FS 15610/24/2023
en Mandatory Piper Halo Autoland Brake Mechanism Modification2/23/2024
A en Mandatory Piper Halo Autoland Brake Mechanism Modification10/11/2024
en Mandatory Replacement of Main Landing Gear Door Support Structure9/3/2024
A en Mandatory Replacement of Main Landing Gear Door Support Structure11/19/2024
B en Mandatory Replacement of Main Landing Gear Door Support Structure4/24/2025
A en Mandatory Control Column Assembly Inspection11/21/2023
en Mandatory Vertical Stabilizer Installation Improvement2/23/2024
A en Mandatory Vertical Stabilizer Installation Improvement3/12/2024
B en Mandatory Vertical Stabilizer Installation Improvement11/26/2024
C en Mandatory Vertical Stabilizer Installation Improvement4/16/2025
en Mandatory Autopilot Rigging Inspection12/4/2023
A en Mandatory Autopilot Rigging Inspection6/20/2024
en Mandatory Main Wing Spar Inspection5/7/2024
en Mandatory Aft Wing Spar Attach Fitting Inspection4/9/2024
en Mandatory Rivet Inspection near FS 104.705/9/2024
A en Mandatory Fuel Flow Transducer Inspection7/2/2024
B en Mandatory Fuel Flow Transducer Inspection11/22/2024
en Mandatory Flap Bracket Gap Inspection10/4/2024
en Mandatory Fuselage Structure Inspection3/13/2025
en Mandatory Rivet Inspection, Fin Root Fitting3/4/2025
A en Mandatory Rivet Inspection, Fin Root Fitting6/26/2025
en Mandatory De-Ice Boot Inspection2/2/2025
en Alert Wing Aft Spar-to-Fuselage Attachment Hardware Inspection1/6/2025
A en Mandatory Wing Aft Spar-to-Fuselage Attachment Hardware Inspection5/13/2025
B en Mandatory Wing Aft Spar-to-Fuselage Attachment Hardware Inspection9/2/2025
A en Mandatory Periodic Inspection of Lower Wing Skin Stiffeners1/19/2026
en Mandatory Emergency Exit Door Inspection3/19/2025
en Mandatory Periodic Inspection of Nose Gear Support Fittings7/23/2025
en Mandatory Aircraft Upholstery Maintenance Requirements11/6/2025
en Mandatory Periodic Inspection of Diode Cooler Assembly9/29/2025
en Mandatory Trim Cable Pulley Relocation9/30/2025
en Mandatory Pitot-Static Head Assembly Inspection7/15/2025
en Mandatory Tailpipe Hanger Straps Inspection10/1/2025
A en Mandatory Tailpipe Hanger Straps Inspection11/11/2025
en Mandatory Cabin Door Longeron Inspection & Replacement10/28/2025
en Mandatory Flap Track Inspection & Replacement1/9/2026
en Mandatory Emergency Exit Door Inspection2/11/2026
en Mandatory Current Limiter Inspection9/16/2008
A en Mandatory Current Limiter Inspection3/10/2022
Service Letters
NameRevisionLangSubjectDate
en Stinson 108 Series and L5 Spare Parts and Technical Information6/15/1955
en Aileron Cable Pulley Installation6/15/1942
en Tie Rod Nipples - J3, 8-36 Type A11/23/1943
en Plexiglass One Piece Windshields for J3 Series10/15/1945
en J3, PA-11 and PA-12 Winter Operation Recommendations10/15/1947
en PA-12 Carburetor Air Box Replacement Kit12/1/1947
en PA-12 and PA-14 Landing Gear Vees3/9/1949
en PA-16 Top Cowl Rivets6/13/1949
en Inspection of Landing Gear Shock Strut End Fittings10/28/1949
en Muffler Tail Pipe Inspection12/30/1949
A en Chafing of Fuel Line and Fuel Valve Operation9/2/1952
en Rudder Pedal Tube Attachment3/9/1950
en Rudder Cable Rub Block3/24/1950
en Stabilizer Adjustment Cable Pulley Modification5/5/1950
en PA-15-17 Fuselage Doors5/5/1950
en Auxiliary Fuel Line6/1/1950
en Front Seat Frame Revision6/1/1950
en Bungee Cable PA-18 "105"7/10/1950
en A-20 Windshield Supports7/12/1950
en Addition of Felt Strips on the Wing Tank Cover7/12/1950
en Muffler Tail Pipe Shroud7/14/1950
en Loose Connections8/1/1950
en PA-20 Baffle Seal10/24/1950
en "Duraclad" Finish2/13/1951
en Control Sticks3/6/1951
en Metal Ailerons for the Stinson Model 108-33/23/1951
en Oil Radiator Hoses3/23/1951
en Manifold Pressure Gauge Installation4/20/1951
en Nose Wheel Bumper Block Spacer Plate8/1/1951
en Stabilizer Adjustment Mechanism8/10/1951
en Firewalls8/10/1951
en Optional Oil Radiator Installation on Model PA-18 Airplanes8/24/1951
en Nose Wheel Mount Stiffner Brace - PA-229/20/1951
A en Tail Wire Clevis Fittings11/12/1951
en Clearance between the Engine Mount and the Exhaust Tail Pipe and Clearance in the Nose Wheel Steering Mechanism4/21/1952
en PA-22 Brake Lever3/13/1952
en Flap Cable Installation4/11/1952
en Tail Wheel Springs4/17/1952
en Sealing of Firewalls9/2/1952
en Battery Cable and Rudder Cable Interference10/6/1952
en Chafing of Oil Pressure Line10/6/1952
en Weight and Balance Form5/7/1953
en Oil Quick Drain Valve Assembly, Part Number 12956-046/18/1953
en Metal Spar Splice Kits - Stinson 108 Series7/6/1953
en Navigation Light Switch8/18/1953
en PA-18A Agricultural Airplane8/24/1953
en Nose Wheel Shimmy Dampener, Part No. 13086-0010/7/1953
en Primer Lines10/7/1953
en Navigation Light Switch11/17/1953
A en Replacement of Aileron Hinge Bearing Blocks Part No. 1092112/14/1953
en .040 Brass Safety Wire3/29/1954
en Carburetor Air Filter5/13/1957
en Engine Support Bushings5/17/1954
en Service Publications to the Field9/24/1954
en Two Person Safety Belts9/29/1954
en Balancer for the Hartzell HC-82XG-2 Propeller on the PA-23 Apache10/7/1954
en PA-23 Electrical System10/11/1954
en Fuel Selector Valve10/22/1954
en Flap Spar and Stabilizer Spar Reinforcement10/28/1954
en Cabin Heater Modification10/28/1954
en PA-23 Cabin Draft1/3/1955
en PA-23 Landing Gear Actuating Lever1/17/1955
en 1955 PA-22 Cigarette Lighten1/24/1955
A en Special Air Filter Kits, PA-18A2/20/1959
en PA-22 Engine Mount2/8/1955
en Engine Oil Thermostat Kit4/15/1955
en Tail Reinforcement PA-18A Agricultural Airplane4/15/1955
en Auxiliary Fuel Tank for the Model PA-22 Airplanes5/13/1955
en PA-23 Heater Fuel Line5/24/1955
en PA-23 Service Bulletin No. 1386/8/1955
en Carburetor Air Boxes9/16/1955
en Primer Pump9/16/1955
en Cabin Door Handle Bracket10/24/1955
en Heater Fuel Shut -Off Valve11/21/1955
en PA-22 Fuel Tank Cap11/30/1955
en RPM Restriction Placard11/30/1955
en Brake System11/30/1955
en Throttle, Prop and Mixture Control Levers2/19/1956
en Electrically Heated Airspeed Pitot Head3/9/1956
en Landing Gear Door Hinges and Hinge Brackets3/19/1956
en Ground Wire for Audio Speaker - Phone Selector Switch3/23/1956
en Brake Bleeding - PA-233/29/1956
A en Landing Gear Drag Link Assemblies2/28/1957
en Rerouting of Engine Breather and Oil Separator Discharge Lines9/11/1956
en Engine Nacelle Air Raffle9/12/1956
A en 100, 500, 1,000 Hour Inspection Forms2/26/1958
en Auxiliary Fuel Valve Control Modification10/8/1956
B en Accessories, Optional Equipment and Modification Kits1/6/1958
en Engine Breather and Oil Separator Discharge Line Stoppage1/18/1957
en Elevator Horn Bushing Wear1/21/1957
en Wheels and Brakes6/5/1957
en PA-23 Drag Link Assemblies9/5/1957
A en PA-23 Cabin Heaters12/13/1957
A en Aircraft Finishes1/3/1964
A en Obsolete Airplanes9/7/1962
B en Obsolete Airplanes1/22/2021
C en Obsolete Airplanes6/7/2021
en Cabin Door & Landing Gear Struts6/10/1958
B en Propeller Feathering, Apache3/30/1959
en PA-24 Comanche Landing Gear8/12/1958
en Fuel Gauge Ground Wire8/19/1958
A en Aircraft Finish9/23/1959
en PA-24 Comanche10/1/1958
en Carburetor Heat Shroud Support Modification10/10/1958
en Nacelle Fairing Installation10/10/1958
en Locking of Landing Gear Motor Release Arm11/10/1958
en PA-24 1959 Owners Handbook11/22/1958
en Tooling - Piper AutoControl11/24/1958
en Elevator Control Tube Nylon Sleeve Installation Kit1/6/1959
A en Landing Gear Warning System6/8/1959
en PA-24 Comanche Landing Gear Transmission Assembly2/4/1959
en Cabin Sealing4/7/1959
en 50 Ampere Generator Installation4/6/1959
en Carburetor Air Filter System Modification4/6/1959
en Draining of Apache Fuel Strainers4/13/1959
en Nacelle Fairing Installation4/23/1959
en Piper AutoControl7/8/1959
A en Fuel System Control Valves10/12/1959
en Defroster Operation11/23/1959
C en Maintenance and Inspection of Exhaust Systems and Heat Exchangers1/22/1969
en Front Cabin Window Defroster Kit12/24/1959
en PA-23 Elevator Tab12/28/1959
en Federal Aviation Agency Bureau of Flight Standards Release No. 43412/28/1959
en Lycoming Service Letter No. L126 dated January 29, 19602/17/1960
A en Inspection of Oil Cooler Lines, Oil Cooler Line Securing Clamps and Oil Cooler Line Attachments to Oil Radiator5/17/1960
en South Wind Service Bulletin dated February 22, 19605/5/1960
C en Radio Shelf Capacities1/28/1963
en Reinforcement - Fuel Cell Filler Neck6/16/1960
en Modification of Oil Pressure Lines6/17/1960
en Locking of Main Cabin Door7/12/1960
en Insulation of Wiring at Starter Solenoid Switch7/12/1960
en Sealing of Fuel Ceil Filler Neck Riveted Seam6/29/1960
en Hartzell Service Bulletin No. 75 - Inspection of Hartzell Governor for Presence of Vent Hole9/14/1960
en Relocation of Safety Belt Buckle - Right Front Seat Only9/29/1960
en Installation of Dry, Vacuum Pump Exhaust Tube12/2/1960
en Replacement of Airspeed Indicators12/9/1960
en Adjustment of Engine Support Bushings12/14/1960
en Installation of Brush and Retainer Plate Assembly (Electric Propeller De-Icer - Goodrich)12/19/1960
en Lubrication of Fuel Selector Valves12/23/1960
en Modification of Windshield Defroster System12/28/1960
A en Propeller Decal2/20/1961
en Reinforcement of Aztec Stabilator Leading Edges5/25/1961
en Stainless Steel Control Cables2/23/1961
en Installation of 30 Ampere Circuit Protector in Landing Gear Retraction System3/31/1961
B en Inspection of Engine and Nose Wheel Mount Assemblies6/7/1966
en Modification of Fuel Cell Vent Tubes8/16/1961
en Flap Retraction9/5/1961
A en Modification of Windshield Top Attachment12/12/1973
B en Modification of Windshield Top Attachment12/11/1974
en Inspection and Modification of Flaps11/30/1961
A en Detached or Loose Rubatex Blocks in Wing Panels3/14/1962
en Special Bolt for Nose Gear Drag Link1/3/1962
en Nose Gear Clevis1/3/1962
en "Thermos Bottle" Type Fuel Cell Caps2/1/1962
en Lycoming Service Instruction No . 1049 dated December 29, 19612/7/1962
en Inspection of Brake Cable and Pulleys3/7/1962
en Modification to Engine Breather Line2/23/1962
en Landing Gear Switch3/8/1962
en Installation of Oil Shields on Airborne Mechanisms Dry Vacuum Pumps, Models 113Al and 113A53/29/1962
en Modification of Bulkhead to Prevent Control Cable Interference4/10/1962
en Installation of Micarta Sleeve on Control Shaft - Left Hand Only4/12/1962
en Landing Gear Safety Switch Harness8/10/1962
en Landing Gear Door Hinges and Nose Gear Door Hinge Bushings8/8/1962
en Service Replacement of Wing Panels7/9/1962
en Redesigned Landing Gear Selector Switch Knob9/27/1962
en Kit for Cherokee9/4/1962
en Removal of Carburetor Heat Shroud Screen11/2/1962
en Inspection of Exhaust Stacks12/11/1962
en Cherokee Gas Cap Placard1/3/1963
en Cherokee Sun Visors1/11/1963
en Inspection and Adjustment of Nose Wheel Shimmy Dampener Assembly1/17/1963
en Replacement of Bendix Fuel Rump2/1/1963
en Radio and AutoControl Cooling Kits2/4/1963
en Flap Retraction Springs2/11/1963
en Inspection of Double-Sprocket Shaft Assembly on Control T-Bar and Control Wheels2/14/1963
en Inspection of Alternate Air Door Hinge Pin2/21/1963
en Replacement of "O" Rings in Fuel Control Valves3/6/1963
en Tail Brace Rods3/20/1963
en Installation of Heat Shield Kit5/22/1963
en Inspection of Altimatic and Altimatic II Pitch Servo Assembly Chain Adjustment Screw9/16/1963
en Inspection of Upper Nose Gear Oleo Bearing10/1/1963
en Revision to Owners Handbooks9/26/1963
en Installation of Roll Pin in Rudder Trim Tab Control Rod and Inspection of Rudder Trim Tab Control Rod10/4/1963
en Installation of Fuel Valve Control Stop10/9/1963
en Replacement of Nose Gear Retraction Tube10/9/1963
en Inspection and Lubrication of Stabilizer Yoke and Yoke Screw10/16/1963
en Drain Holes in PA-30 Cowling10/17/1963
A en Muffler and Tailpipe Support5/6/1964
en Inspection of Upper Nose Gear Qleo Bearing11/25/1963
en Modification of Exhaust Stack, Right Side11/27/1963
en Sealing of the Nose Wheel Well12/3/1963
en Heater Valve Friction Spring Installation12/3/1963
en Replacement of Fuel Injector Inlet Screens12/16/1963
en Replacement of Fuel Flow Gauge12/16/1963
en Inspection of Heater Air Distribution Box Attachment Screws2/24/1964
A en Removal of Vanes from Throat of Carburetor Air Box3/10/1972
en Inspection of Oil Coolers3/4/1964
en Rework of Propeller Spinner Assembly3/10/1964
en Muffler and Tailpipe Support Kits5/5/1964
en Installation of "Generators On" Placard4/20/1964
en Lycoming Service Bulletin No. 298 (Fuel and Oil Vent Restriction Requirement for AC Lightweight Diaphragm Fuel Pumps)5/13/1964
en Crankshaft Propeller Flange Inspection, per Lycoming Service Bulletin No, 300 and Inspection of Propeller Blades, per Hartzell Bulletin No. 86 (Revised June 17, 1964)6/26/1964
en Fuel Cooling Modification6/29/1964
en Replacement of Oil Coolers8/10/1964
en Inspection of Nose Gear Drag Link Assembly8/17/1964
en Insulation of Motor Mounts9/2/1964
en Inspection of Auxiliary Power Plug Solenoid8/25/1964
en Installation of Placard (Cowl Flaps Open)9/9/1964
en Lycoming Service Instruction No. 1110 (Improved Replacement AC Fuel Pump)9/30/1964
en Relocation of Nose Wheel Steering Tube Boot9/30/1964
en Check of Alternator Through Bolts10/9/1964
en Replacement of Fuel Gage Assembly11/4/1964
en Clamping Priority Valve Actuating Cable11/4/1964
en Lycoming Service Bulletin No. 300A (Crankshaft Propeller Flange Inspection)11/13/1964
en Engine Compartment Changes12/3/1964
en Replacement of Electric Fuel Booster Pumps and Modification of Fuel System1/20/1965
en Lycoming Service Instruction No. 1110 (Improved Replacement AC Fuel Pump)12/14/1964
en Oil Line Relocation Kit1/27/1965
en Installation of Special Steel Fittings on Auxiliary Fuel Pumps2/24/1965
en Installation of Nose Gear Drag Link Clevis Reinforcement Bracket4/21/1965
en Fuel Leakage at Fuel Cell Gauge3/1/1965
en Inspection of Landing Gear Transmission Retract Spring3/26/1965
A en Fuel Cells2/18/1969
en Stabilator Trim Installation9/24/1965
en Fuel System Purging Valve5/14/1965
en Engine Mount Refinishing8/23/1965
en Pitch Breakaway Bail Bracket (AltiMatic II)7/1/1965
en Revised Elevator Control Link Assembly7/12/1965
en Cherokee 235 Constant Speed Propeller Control6/4/1965
en Plastic Spinners on the Cherokee C6/29/1965
en Throttle Clamp10/8/1965
en Mixture Control Cable Shield10/6/1965
en Revisions to: PA-30 Twin Comanche Service Manual & PA-30 Twin Comanche Owner's Handbook9/17/1965
en Inspection of Propeller Blades9/28/1965
en Inspection of Engine Mount Tubes12/9/1965
A en Inspection of Upper Longerons2/14/1966
A en Bendix RS Fuel Injection Service Bulletin No. 18 dated January 12, 196511/12/1965
en Airworthiness Directive No. 65-25-312/20/1965
A en Stewart-Warner Heater Modification Kit, Part Number 756 9958/8/1967
en Alternator-Regulator System Modification1/10/1966
en Replacement of Baggage/Passenger Allowance Placard2/11/1966
en Starting Vibrator4/1/1966
A en Inspection of Propeller Spinner and Spinner Attaching Bulkhead5/23/1966
en B.F. Goodrich Service Bulletin No. E-65-30 (Conduit Installation Modification)3/16/1966
en Sensenich Service Bulletin No. R-l 1 (Inspection of Mid-Blade Area of 76EMM and 76EMMS Propellers)3/1/1966
en Increase in Flap Extension Speeds - (Kit 757 000) and Technique for Using Flaps for Longitudinal Trim4/21/1966
en Inspection of Landing Gear Strut Exposure7/6/1966
en Replacement of Fuel Selector Valve4/26/1966
en F.A.A. Airworthiness Directive No. 66-12-2 issued May 3, 1966 (Temporary Revision to Airspeed Limits)5/18/1966
en Inspection of Baggage Door Latch Engagement6/13/1966
en F.A.A. Aircraft Specification No. lA10, Item 1 (i)7/8/1966
en Muffler and Tailpipe Support9/15/1966
en Removal of 25,000 ft. Altitude Limitation9/20/1966
en AiResearch Aviation Service Company Service Information Letter No. S.I.L. P-088/17/1966
en Fuel System Operating Procedures12/20/1966
en Scott Aviation Corporation Modification Instructions I-298 for Mask Assembly - Constant Flow (Semi-Disposable) Scott Part Number 283022/8/1967
A en Cylinder Head Temperature Probe Location4/16/1968
en Hydraulic Test Unit, Par-Number 753 080 and Proposed Stand for Use when Utilizing the Piper Hydraulic Jack2/13/1967
en Rajay Corporation Service Letter No. 10 (Relocation of Turbocharger Low Oil Pressure Warning Light Wire)6/28/1967
en Aeromarine Instrument Company Service Bulletin No. 2018/8/1967
en I. General Instructions for Inspection and Operation of Landing Gear Selector Handle and Associated Link Rod to Powerpak II. Replacement of Nose Gear Idler Link Assembly9/6/1967
X en Fuel Cell Rivet Seepage5/16/2005
en Inspection of Cherokee Landing Gears11/7/1967
en Inspection of Constant Speed Propeller - Control Cable1/29/1968
en Manifold Pressure Gage Filter Assembly1/30/1968
en Nose Gear Idler Link Assembly3/1/1968
en Owner's Handbook Revision3/14/1968
en I. AltiMatic III Series Radio Coupler Replacement II. AltiMatic III Series Amplifier Replacement3/22/1968
en Oil Sump Drain Valve5/2/1968
en Navajo Cabin Heat Modification3/18/1968
en Inspection of Oil Cooler Hose4/18/1968
en B. F. Goodrich Service Bulletin No. E-67-34 (Prop De-Icer and Strap Restrainer Installation)4/8/1968
A en Delete Reference to "Stabilizer" as Contained in Service Letter No. 5055/2/1968
en Main Landing Gear Outboard Door Actuator Bracket5/2/1968
en ADF Installation Spacer5/22/1968
en Propeller Counterweight Attachment Bolt Clearance7/9/1968
en Pneumatic Pump Air Inlet Relocation6/24/1968
en Modification to the Auxiliary Power Receptacle Installation8/30/1968
en Attachment of Rudder Tab Hinge Brackets10/8/1968
en Service Memos and Service Aids8/30/1968
en Flight Control Cable Systems9/19/1968
en Fuel Cell Vent System Modification3/7/1969
en Rotating Beacon Attachment Screws - Shock Mounted Beacons10/23/1968
en Modification of Exhaust Mufflers1/22/1969
en Replacement and Relocation of Alternator Ground Wire12/31/1968
en Inspection of Turbocharger Plenum Exhaust Welds (See Attached AiResearch Service Bulletin No. 14.1.9)2/3/1969
en Fuel Pump Restrictor Fitting1/14/1969
en Modification to the Fuselage Bulkhead4/9/1969
en Weldon Electric Fuel Pump Modification5/20/1969
en Addition of Lock Washers to Electrical Switch Installations2/28/1969
en Sensenich Service Bulletin No. R -135/15/1969
D en Inspection or Replacement of Control Wheels6/21/1978
A en Approved Autopilot Gyro Instrument Overhaul Centers1/14/1970
en Hydraulic Fluid Level Gauge "O" Ring Replacement5/23/1969
en Cowl Flap Support Assembly8/22/1969
en Voltage Regulation Component Grounding7/7/1969
en Exhaust Stack Assembly11/10/1969
A en Availability of Engine Oil Quick Drain Valve1/7/1970
A en Rudder Trim Locking Pin9/26/1969
en Landing Gear Door Hinge Bracket Reinforcement10/16/1969
en Inspection of Propeller Blade Shank (Reference Attached Hartzell Bulletin No. 94, dated October 3, 1969)10/23/1969
en Fuel Selector Valve Control Handle Replacement2/18/1970
en Fuselage Nose Cone Drain Holes12/4/1969
en Control Surface Travel and Cable Tension2/17/1970
en Induction System Drain Tube Relocation11/17/1969
en Revised Gyro Service Procedure1/15/1970
en PA-23-250 (Six Place) "D" Lycoming Turbo Aztec Owners Handbook and Power Setting Chart2/2/1970
A en Nose Gear Push-Pull Rod Assembly3/10/1970
en Lycoming Turbocharged Aztec Modifications3/25/1970
en Inspection of the Right Engine Control System Installation3/16/1970
en New Owner's Handbooks3/20/1970
B en Turbocharger Density Control Adjustment - - Reference Attached Lycoming Service Instruction No. 1187C, dated April 5, 19747/10/1974
en Kit - Counter Rotating Powerplant Conversion5/1/1970
en Required Equipment - Pressurized Navajo Service Support5/20/1970
en Inspection of Nose Gear Idler Link Assembly7/8/1970
A en Turbocharger Waste Gate Return Spring9/21/1970
en Rajay Oil Scavenge Pump6/16/1970
en Air Flow Modification Kit7/1/1970
en Inspection of Alternate Air System8/3/1970
en Scott Fuel Selector Valves8/7/1970
en Inspection of Cherokee Muffler Assembly8/12/1970
en Scott Aviation Service Bulletin No. 35-328/25/1970
en Revised Hartzell Propellers9/28/1970
en Rear Cabin Dome Light Mounting Screw10/13/1970
en Autopilot Servo Spacer Bushing Installation11/25/1970
en Flight Manual Supplement (Expanded Center of Gravity Range 3)1/25/1971
en Inspection of Engine Mount Tubes1/5/1971
en Engine Compartment Modifications12/28/1970
en Flap Handle Assembly Modification3/30/1971
en Sealer for B. F. Goodrich Propeller De-Icer and Strap (reference attached B. F . Goodrich Service Bulletin No. E -68-36B, Issued 9/26/68, Revised 7/30/70).3/4/1971
en Revision to Emergency Gear Check List3/22/1971
en Nose Landing Gear System Inspection4/8/1971
en Stabilator Balance Weight Tube Replacement4/20/1971
en Servo Bridle Cable Clamp Replacement6/1/1971
B en Fuel Line (Stainless Steel Tube Assembly) and Support Clamp Inspection and Installation (Reference Attached Lycoming Service Bulletin No. 342F, Dated June 4, 2010)7/27/2011
en Heavy Duty Brake Disc Replacement5/26/1971
en Fuel Selector Valve Packing Lubrication5/24/1971
en Inspection of Aileron Hinge Doublers7/12/1971
A en Turbocharger Exhaust System Inspection and Modification - Reference Attached Avco Lycoming Service Bulletin No. 33 9A, dated March 29, 19746/3/1974
en 90 AMP Alternator Circuit Breaker Switch Inspection7/8/1971
en Inspection of Hydraulic Lines7/9/1971
en Engine Baffle Modification9/16/1971
en Fuel Selector Valve Cover Replacement9/3/1971
en Stainless Steel Fuel Selector Valve Housing (Reference Piper Service Spares Letter No. SP-282 dated November 15, 1968)8/18/1971
en Wing Front Spar Inspection and Reinforcement8/31/1971
en Engine Shock (Lord) Mounts10/6/1971
en Harness Connector Plug Strain Relief Hood Installation10/11/1971
en Inspection of Flap Track and Rudder Tip Rib Assemblies10/8/1971
en Wing Flap System Maintenance10/11/1971
A en Nose Landing Gear System Product Advancement Information9/5/1975
en Adjustable Duct Switch Assembly Micro Switch Inspection11/16/1971
en Wing Panel Exhaust Corrosion Protection11/23/1971
en Main Landing Gear Torque Link Inspection1/4/1972
en Hartzell Service Letter No. 70, dated October 6, 19712/8/1972
en Reissue of Aircraft Owner's Handbook2/7/1972
A en Expansion of the Fuel System Inspection and Modification Program (as Denoted in Service Letter No. 606) to Include Aztecs, Serial Nos. 27-2505 to 27-4765 Inclusive8/23/1972
en Emergency Gear Lever Knob2/18/1972
en Ceconite Aircraft Covering1/31/1972
en Control Surfaces Inspection and Maintenance Guidelines2/21/1972
en PA-24 Comanche Service Manual Temporary Revision TR720127; Tail Control Surface Inspection, Maintenance and Repair Information2/28/1972
en Repositioning of Oil Cooler Hose4/28/1972
A en Fuel Leakage - Fuel Sender Unit6/8/1972
en Cleveland Aircraft Products Service Bulletin ESB7002; Aztec Heavy Duty Brake Disc Inspection5/11/1972
en Stabilator Attachment Fittings Bolt Torque6/15/1972
en Stabilator Drain Holes7/6/1972
en Main Landing Gear Trunnion Repair8/3/1972
B en Piper Automatic Locator Transmitter Replacement8/30/1973
en Alternator Fan Replacement1/8/1973
en Inspection of Piper Part Number 83302-l 3 Retainer Spring6/9/1972
en Forward Cabin Door Reinforcement2/23/1973
en Main Landing Gear Torque Link Replacement11/9/1972
en Cabin Heater/Defroster Modification8/24/1972
en Inspection of Rajay Alternate Air Valve Bracket8/9/1972
en AltiMatic IIIB-1 Gyro Horizon Fitting Installation9/1/1972
en Heat Exchangers and Heat Silencers Modification11/13/1972
en Landing Gear Bolt Lubrication11/20/1972
en Propeller Installation9/1/1972
en Stabilator Trim Control System Inspection9/18/1972
en Fuselage Frame Tube Corrosion Inspection9/5/1972
en Lubrication of Fuel Valve Selector Mechanism9/13/1972
A en Alternator Switch and Circuit Breaker Panel Wiring Inspection4/25/1973
en Inspection and Repair of Flood Exposed Airplanes10/9/1972
en Pilot's Operating Manual Revision12/14/1972
en Avco Lycoming Service Bulletin No. 356, dated September 1, 197210/16/1972
en Alternator Fan Replacement (Prestolite Bulletin ASM 8) - Reference Attached Lycoming Service Bulletin No. 355, Dated August 4, 197210/24/1972
en Rajay Service Letter No. 19, dated September 5, 197210/31/1972
A en Edo-Aire Mitchell Service Letter No. ML35, Dated September 20, 19722/8/1973
en Alternator Field Switch Guard Modification12/20/1972
en Exhaust Stack Support Assembly Replacement2/26/1973
en Revised Alternator Inoperative Warning Light2/19/1973
en Control Shaft Collar Restraining Strap2/5/1973
en Precautionary Throttle Operating Placard2/8/1973
en Starter Vibrator Wiring Inspection4/12/1973
en Seat Back Stop Modification3/31/1973
en Battery Ground Inspection and Modification3/8/1973
en Airplane Flight Manual Weight and Balance Revision5/3/1973
en Inspection of Landing Gear Retraction and Flap Control Transmission Assemblies9/27/1973
en Rudder Balance Weight Arm Attachment Angle Installation Kit2/27/1973
A en Changes to Training Program Structure and Addition of Distributor Training Schedule for the Fourth Quarter of Fiscal 19736/14/1973
en Serrated Throttle Lever and Shaft -- Reference Attached Lycoming Service Instruction No. 1265, Dated December 15, 19724/9/1973
en Heater Control System Modification4/18/1973
en AiResearch Service Bulletin No. 1172-1A (Turbocharger Modification) - - Reference Attached Lycoming Service Bulletin No. 361, dated February 16, 19734/10/1973
en King Area Nav Operation Limitation Placard5/15/1973
en Fuel Selector Valve Control Handle Modification9/13/1973
en Static System Line Modification6/14/1973
en Seat Rack Modification5/9/1974
en Revised Alternator Ground Wire Installation7/6/1973
en Engine Firewall Modification6/26/1973
en Engine Mount Bolt Torque7/6/1973
en Stabilator Drain Hole Inspection - - De-Icer Equipped Aircraft Only5/25/1973
en Wing Skin/Rib Inspection and Modification4/17/1974
A en Rotator Type Intake Valves - Reference Lycoming Service Instruction No. 1280A dated September 28, 1973, reproduced on reverse side10/24/1973
en Propeller Governor Speed-Adjusting Shaft, Lever and Lever Clamp Screw Replacement -- Reference Attached Woodward Service Bulletin No. 33549, dated May 19739/13/1973
A en Stabilator Attachment Bolts3/4/1974
A en Engine Cowl Modifications8/7/1974
en Aileron/Rudder Interconnect Cable System Modification4/16/1974
A en Throttle Control Modification6/24/1974
en Rudder Bar Assembly Inspection and Modification10/5/1973
en Wing Rear Spar Inspection9/18/1973
en Exhaust System Replacement9/28/1973
en Overvoltage Relay Inspection1/3/1974
en Magneto Switch Guard Installation9/17/1973
en Weight and Balance/Equipment List Correction10/4/1973
A en Propeller Spinner and Propeller Damper Installation Kits11/14/1973
en Relocation of Throttle Control Rod End12/12/1973
en Fuselage Aft Bulkhead Inspection1/21/1974
en Receiver Dehydrator Relocation11/29/1973
en Inspection of Elevator Balance Weight Bolts10/24/1973
B en Required Inspection of Part No. 69650 Piston Pin -- Reference Attached Lycoming Service Bulletin No. 367D, Dated March 8, 19744/19/1974
en Stabilator Control Cable Attachment Fittings Inspection10/3/1973
en Landing Gear Lubrication1/9/1974
en Installation of Alternator Field Wire Clamp10/24/1973
en Inspection of Fuel Pressure Hose Assembly1/3/1974
en Stabilator Modification6/19/1974
en Unfeathering Accumulator Maintenance and Preventive Maintenance - - Reference Attached Woodward Service Bulletin No. 33551, dated August, 197310/24/1973
A en Engine Cylinder Raffle Removal and Cylinder Head Temperature Probe Relocation3/4/1974
en Cigar Lighter Circuit Protector Replacement11/12/1973
en Heater System Modification2/12/1974
en Upper Cowl Support Modification3/29/1974
en Roll Servo Inspection, Maintenance and Shear Pin Installation - - Reference Attached Edo-Aire Mitchell Service Letter No. ML38, Dated March 18, 19745/3/1974
en Control Surface Balancing Recommendation5/2/1974
en Addition of Fuselage Drain Holes3/14/1974
en Ground Handling (Towing) Recommendations2/6/1974
en Fuel Vent Line Check Valve Installation -- Reference Attached Lycoming Service Bulletin No. 362A, dated December 14, 19732/12/1974
en Toe Brake System Modification4/9/1974
en Wiring of Overvoltage Relays -- Alternator Paralleling System3/14/1974
A en Inspection of Fuel Crossfeed Drain Valves11/25/1974
en Modification of Turbocharger Oil Tanks and Related Installation - - reference attached AiResearch Service Bulletins No. 14.1.l0 and 14.1.11, both dated February 6, 19744/16/1974
en Propeller Damper Compression Spring; Refer- to Hartzell Propeller Service Bulletin No. 103 dated February 20, 19745/6/1974
en Modified Flyball Assembly to Improve RPLLI Control -- Reference Attached Hartzell Service Letter No. 75, Dated November 16, 19732/27/1974
en Nose Wheel Steering System Inspection6/7/1974
en Inspection of Pneumatic Pump Mounting Flanges5/1/1974
en Inspection of Stabilator Control Cable and Rudder Control Cable Attachments5/2/1974
en Inspection of Submerged Fuel Pumps5/30/1974
en High-Tensile T-Bolt Clamping Bands - - Reference Attached Lycoming Service Bulletin No. 372A, dated March 15, 19745/15/1974
en Static Air Sump Installation8/21/1974
en Rudder Trim Modification6/4/1974
en Emergency Locator Transmitter Switch Cover Modification9/27/1974
en Cross Shaft Support Tube Moisture Seal -- Reference Attached Avco Lycoming Service Bulletin No. 375A, dated May 10, 19746/3/1974
en Improved Brake Assembly Cylinder Retract -- Reference Attached Cleveland Aircraft Service Letter No. 7000-59/18/1974
en Bendix Magneto Bulletin No. 566 - Reference Attached Avco Lycoming Service Bulletin No. 373, dated March 22, 19745/31/1974
en Throttle Control Cable De-Icer Boot Installation8/28/1974
en Section I: Fuel Quantity Placard Inspection Section II: Landing Light Wire Rerouting6/26/1974
A en Fuel Tank Vent Modification and Inspection of Wing Fuel Line Support Grommets8/21/1974
en Fuel System Modification8/27/1974
en Glideslope Indicator Placard8/14/1974
en Fuel Pressure Gauge Modification9/19/1974
en Cigar Lighter Placard8/8/1974
en Spray Pump Windmill Assembly Modification -- Reference Attached Agrinautics Service Bulletin No. SP74- 1 dated April 30, 19748/8/1974
en Elevator Control System Modification11/6/1974
en Airconditioning System Modification8/20/1974
en Cherokee Warrior Product Refinement Program10/15/1974
en Steering Stop Replacement9/30/1974
en Pilot and Co-Pilot Cabin Heat Refinement4/21/1975
en Bendix ADF-T-12-C/D Installation Inspection and Modification12/3/1974
en Muffler Shroud Modification12/11/1974
en M4D Automatic Flight Control System Modifications12/3/1974
en Manifold Pressure Gauge Line Modification12/2/1974
A en Modification of the Overhead Fresh Air Vent System1/14/1975
en Cabin Door Refinements6/2/1975
en Aviation Fuel Requirements; Avco Lycoming Engines Rated for 80/87 Octane Fuel4/20/1976
en Radome Weather Seal1/23/1975
en Seneca II Refinement Modifications5/9/1975
en Cabin Altitude Controller Relocation2/19/1975
en Steering System Modification4/29/1975
en Inspection of Wing Mclinspar Attach Bolts4/24/1975
en Induction Air Filtration System.7/10/1975
en Inspection of Throttle and Mixture Control Attachments5/28/1975
en Torque Link Greaser Bolt Replacement Kit10/14/1975
en Rain Gutter Installation8/15/1975
en Fin Front Spar Modification7/7/1975
A en Replacement of Alternator Ground Wire10/30/1975
en Propeller Feather Assist Spring Assembly Installation, Reference Attached Hartzell Service Letter No. 101 dated April 15, 19767/16/1976
en Auxiliary Fuel System Modification7/31/1975
C en Landing Gear Lock Actuator Rod and Rod End Bearing Inspection/Replacement11/4/1985
en Dual Glideslope Indicator Placard (King Radio Installations Only)1/6/1976
en Aft Wing Modification (Optional)10/22/1975
en Inspection of Bendix Ignition Switches (Rotary Action, Key of Lever Actuated, Twist to Start, Push to Start, Twist to Start/Push to Prime Types). Reference : Bendix Electrical Components Division, Service Bulletin No. 5835/17/1976
en Fuselage Forward Bottom Panel Reinforcement3/26/1976
en Magnetic Compass Relocation Kit11/17/1975
en Modification of ELT Remote Switches1/26/1976
en Rear Leg Quick-Disconnect Seat Retention Mechanism Inspection11/5/1975
A en Rear Leg Quick-Disconnect Seat Retention Mechanism Inspection11/14/1975
A en Wing Flap System Maintenance Procedure7/17/1979
en PA -36 Oil Change and Pre-Start Procedures11/26/1975
en Inspection of Cleveland Brake Discs; Reference Attached Cleveland Engineering Service Letter 7006 dated October 1, 19761/6/1977
en Replacement of Parking Brake Valve1/28/1976
en Aileron Balance Cable Pulley Support Bracket Modification5/25/1976
en Seneca II Cold Weather Engine Starting Procedures3/10/1976
en Aileron Sprocket/Chain Inspection1/27/1977
en TIARA 6-285 Engine Care and Operational Tips5/18/1976
en Stabilator Attachment Bolts2/16/1976
en Nose Cone ("Radome") Latch System Refinement6/28/1976
en Engine Cowl Modification5/18/1976
en Flap Control Bellcrank Grease Fitting Installation10/11/1976
en Fin Front Spar Modification6/16/1976
en Elevator Butt Rib Refinement6/14/1976
en Heater Fuel Pressure Relief Valve Inspection8/16/1976
en New Engine Top Mounts6/8/1976
en Cockpit Forward Bulkhead/Floorboard Sealing10/22/1976
A en Landing Gear Manual Extension System Inspection and Nose Gear Down Lock Spring Installation3/21/1977
B en Landing Gear Manual Extension System Inspection and Nose Gear Down Lock Spring Installation12/1/1977
en Inspection of Air Conditioning System Capillary Sensor9/20/1976
en Landing Gear Hydraulic System Refinement9/27/1976
en Carburetor Induction Air Shroud Modification9/15/1976
A en Refined Engine Mount Assembly8/31/1976
en Aileron Spar Inspection and Reinforcement12/1/1976
en Air Conditioning Installation9/3/1976
en Inspection of Elevator Bellcrank and Elevator Control Rod10/6/1977
en Paralleling Relay Terminal Strip Tab Modification9/21/1976
en Electrical System Refinement2/24/1977
en Optional Cold Weather Priming System Installation12/10/1976
en Flap Warning Placard1/6/1977
en Wing Tip Tank Drain Hose Replacement1/4/1977
en Oil Cooler Baffle Winterization Modification2/8/1977
en Lower Cowl Drain Inspection3/30/1977
en Front Seat Modification (Aircraft with Club Seating Only)2/25/1977
en Cabin Headliner/Oxygen Cover Panel Refinement2/4/1977
en Performance Refinement of Narco ADF-140 Installation2/25/1977
en Goodyear Tri-Metallic Brakes, Maintenance and Operation; Reference Attached Goodyear Service Letter "PA-31-350/PA-31P/PA-31T-SL-1" Dated January 15, 19772/25/1977
en Main Landing Gear Door Hinge Attachment Screw Replacement3/9/1977
A en Cabin Door Latch System Refinement11/3/1977
en Heater System Maintenance and Operation2/8/1977
en Engine Ignition Exciter Box Relocation3/18/1977
en Air Scoop Lip De-Icer Rewiring/Hourmeter Harness Revision2/22/1977
en Stabilator Outboard Nose Rib Installation5/18/1977
A en Stabilator Outboard Nose Rib Installation9/8/1977
en Hydraulic Pump Terminal Inspection6/8/1977
en Engine Oil Breather Tube Extension4/6/1977
en Diaphragm Replacement, Backup Landing Gear Extender4/15/1977
en Inspection and Relocation of Oil Cooler Inlet Hose4/26/1977
en Vertically Adjustable Seat Refinement6/9/1977
en Cherokee Arrow III & Turbo Arrow III Refinement Program9/26/1977
en Radar Antenna Mounting Plate Inspection and Modification3/8/1978
en Powerpak Reservoir Replacement (Wiebel Hydraulic Powerpaks)12/19/1977
en Propeller Synchronizer System Refinement2/13/1978
en Outside Air Temperature Gauge Replacement10/19/1977
A en Air-Conditioning Compressor Drive Belt Alignment Procedure8/31/1977
en Replacement of Lithium Sulphur Dioxide (LiS02) ELT Batteries and/or Transmitters7/28/1980
en Right Engine Cowl Louver Installation Kit3/7/1978
en Engine Compartment Fire Extinguisher Switch Protection7/12/1977
en Heater/Evaporator Return Air Duct Hose Replacement2/10/1978
en Cockpit Door Emergency Release Refinement11/30/1978
en Spinner Bulkhead Doubler8/25/1977
en Electrical System Refinement8/28/1978
en Emergency Exit Window Latch Modification11/14/1977
en 24 Volt Cigar Lighter Element Replacement11/22/1977
en Heater Fuel Pressure Regulator Valve Installation1/10/1978
en Wheel Well Reinforcement1/25/1978
en Cabin Pressurization System Rupture Disc Elimination4/10/1978
en Flap Electrical System Refinement3/3/1978
B en Stability Augmentation System Refinement6/20/1980
en Narco ADF 140/141 Antenna Inspection and Modification2/9/1978
en Inspection of Elbow Assembly, Engine Air Filter5/22/1978
en Manifold Pressure Gauge Line Filter Installation3/14/1978
en Main Landing Gear Trunnion Bushings9/27/1978
en Air Conditioning System Refinements8/29/1980
en Heater Spark Plug Replacement or Modification1/7/1980
en Main Landing Gear Torque Link Greaser Bolt Inspection and Replacement9/26/1978
en Heater System Rewiring4/24/1978
en Engine Breather Tube Winterization Kit7/7/1978
en Stabilator Assembly Lower Surface Rivet Inspection5/3/1978
en Avionics Emergency Bus Power Switch Guard Installation8/13/1979
en Exhaust Heat Shield6/21/1978
en Stabilizer Refinement10/31/1978
en Aileron Nose Rib Inspection/Reinforcement4/18/1979
en Fuel Valve Internal Leak Check8/31/1978
en Nose Gear Placard (Part Number 582 943V)9/14/1978
en Inspection for Cracked Flap Spars at Hinge Areas6/8/1979
en Generator Airscoop Door Replacement1/3/1979
en Tomahawk Product Refinement Program10/20/1978
en Fuel Drain Cover Replacement9/15/1978
en Propeller Beta Switch Replacement2/7/1979
en Inspection of the Landing Gear Relay Wiring10/10/1978
en Landing Light Installation Modification11/8/1978
en Engine Exhaust System Modification12/4/1979
en Part I - Forward Facing Seat Back Modification Part II - Rear Facing (Club) Seat Back Retention11/13/1978
en Main Landing Gear and Strut Fairing Replacement3/30/1979
en Master Relay Diode Assembly - Refinements11/17/1978
en Part I - Forward Cabin Door Stop (Striker Plate) Installation Part II - Cabin Heat Control Refinement12/8/1978
en Elevator Trim System Inspection/Modification1/22/1979
en Windshield Wiper Arm Retaining Wire Installation12/7/1979
en Part I: Engine Baffles Reinforcement Part II: Replacement of Nose Landing Gear Micro Switch Bracket Part III: Cowl Fastener Relocation Part IV: Cabin Heater Air Inlet Valve Modification Part V: Battery Box Drain Clamp Replacement Part VI: Tachometer and Manifold Pressure Gauges Available Light Increase Part VII: Landing Light Grounding Strap Installation10/10/1979
en Wing Flap Selector Switch Positive Detent Kit Installation3/26/1979
en Installation of Top Cowl Exhaust System Heat Shield9/10/1979
en Upper Rudder Fairing Clearance Inspection7/5/1979
en Pedestal Control Assembly Inspection3/7/1979
en Alternator Wiring Inspection6/7/1979
en Stall Warning System Refinement5/8/1979
en Low Fuel Warning Sensor Sealing10/19/1979
en Engine Front Baffle Replacement5/11/1981
en Additional Flow Strip Installation4/12/1979
en Part I: Seat Rack Cover Attachment Replacement Part II: Aft Bulkhead Stiffener Channel Installation Part III: Placards Replacement Part IV: Fuel Selector Handle Inspection Part V: Stabilizer Drain Holes Addition Part VI: Compass Compensation Part VII: Main Gear Alignment Part VIII: Elevator Stop Attachment Part IX: Elevator Leading Edge Straps4/30/1979
A en Part I: Oil Breather Tube Inspection/Alignment Part II: Oil Breather Tube Relocation3/6/1981
en Razor Inverter Replacement5/20/1980
en Wiring Harness Protective Sleeve Installation11/13/1979
A en Part I: Rudder Skin Inspection and Modification. Part II: Rudder Skin Replacement11/12/1981
en Wing Flap Rivet Installation10/20/1979
en Fuel Quantity Sender Check9/15/1980
en Aileron and Elevator Control Systems Hardware Replacement3/10/1981
en Master Switch Replacement1/6/1981
en Starter and Battery Cable Inspection5/29/1981
en Lift Transducer Case Rewire7/21/1981
en Pneumatic Pump Inlet Filter Relocation11/6/1979
en Janitrol Heater Conversion10/15/1979
en Air Induction Filter Retainer Improvement3/4/1981
en Engine Air Induction System Modification3/21/1980
A en Gyro Indicator Relay Replacement5/21/1980
en Heater Modification9/4/1980
A en Magneto Switch Modification3/19/1981
en Landing Gear - Left Main, Torque Link and Safety Switch Deflector Replacement5/23/1980
en Rudder Attachment Hardware Replacement6/2/1980
en King KNS-80 Area Navigation System Cooling5/28/1982
en Part I: Aft Spinner Bulkhead Refinement Part II: Forward Spinner Bulkhead Refinement10/3/1980
en Air Induction Valve Assembly Support Reinforcement7/30/1980
en Cabin Air Intake Duct Modification9/2/1980
A en Gyro Slaving Panel Switch4/15/1981
A en Alternator Belt Installation (Airconditioned Models)
en Sealing Procedures to Prevent Water Leaks3/11/1981
en Compass Deviation - Battery Ground Wire Replacement1/21/1981
en Lower Cowl Exhaust Fairing Replacement4/21/1981
en Weight and Balance Plotter Modification1/22/1981
en Instrument Panel Lighting - Century 21 and 41 Autopilot Installation12/20/1980
en Magneto Switch Replacement6/9/1981
en Engine Oil Quick Drain Valve12/29/1980
en Part I: Aft Spinner Bulkhead Replacement Part II: Forward Spinner Bulkhead Replacement4/22/1981
en Main Landing Gear Downlock Hook Rivet Replacement3/5/1981
A en Torque Transmitter Electrical Connector Restraint3/16/1983
en Firewall Reinforcement4/14/1981
en Elevator Control Stop Screw Replacement7/17/1981
en Portable Fire Extinguisher Inspection7/20/1981
en Required Placard Adhesion Check6/29/1981
en Main Landing Gear Lock Rod Attachment Fork Replacement4/21/1982
en Autopilot Rudder Servo Motor Access8/2/1982
A en Cabin Heat Cable Heatshield Installation2/12/1982
en Maximum Operating Airspeed (Vmo)1/20/1982
en Bleed Air Line Inspection/Generator Cooling Scoop Cam Loc Receptacle Removal7/21/1981
en Deice Relay Shelf Modification and Diode Addition7/21/1981
en Nose Landing Gear Refinement10/2/1981
en Pedestal Support Channel Assembly Removal9/29/1981
en Pitch Servo Bridle Clamp Instruction2/11/1982
en Powerplant Cowl Drain Inspection/Modification7/21/1981
en Nose Gear Fork Assembly Improvement8/25/1981
en Pressurization Control Wiring Rework11/19/1982
en Engine Baffle Seal Security11/23/1981
en Bottom Cowl Modification11/23/1981
en ELT Antenna Inspection3/26/1982
en Nose Gear Actuator Hose Replacement5/24/1982
en Forward Baggage Door Modification7/10/1984
en Nose Wheel Shimmy Dampener Replacement9/21/1982
en Flap Handle Travel Inspection4/4/1982
en Pilot's Right Rudder Pedal Torque Tube Retention11/4/1981
en Fuel Selector Valve Inspection and Lubrication4/20/1982
en Cowl Inlet Lip Screw Replacement2/16/1982
B en KNS-81 Wiring Change9/1/1982
en Pressure Switch Relocation - Manifold Pressure Gauge2/5/1982
en Heated Windshield Panel Sealing and Gyro Filter Protection2/5/1982
en Elevator Trim Mechanism Modification and Enclosure Installation9/24/1982
en Battery Ventilation Tube Inspection6/8/1982
en Aft Fuselage Moisture Drain10/6/1982
en Engine Dual Drive Oil Supply Line/Oil Pressure Snubber Relocation12/10/1982
en Shoulder Harness Installation Availability7/28/1983
en Nose Landing Gear Strut Placard Inspection/Replacement2/2/1983
en Forward Fuel Header Tank Installation11/11/1982
en Cabin Door Cable Assembly Inspection and Modification5/17/1982
en Flap Travel Restriction Supplementary Kit10/25/1982
en Flap System Modification6/10/1983
en Aft Fuselage Drain Holes Inspection12/3/1982
en Environmental Control System Wiring Modification1/5/1983
en Pitch-Trim Drum Shaft Roll Pin Security3/18/1983
en Radio Master Relay Retrofit11/9/1983
en Avionics Bay Blanket Modification4/29/1983
en Hydraulic Pump Installation Modification9/25/1985
en Tachometer Generator Mounting Modification12/19/1983
en Lower Cabin Door Modification6/28/1984
A en Oil Filler Door/Top Cowl Modification7/28/1986
en Wing Tip Ground Strap Installation7/11/1984
en Main Landing Gear Door Linkage Attachment8/7/1984
B en Engine Baffle Modification and Aftercooler Clip Installation2/23/1987
en Part I: Hydraulic Pressure Gauge Line Fitting Replacement Part II: Hydraulic Pressure Gauge Line Poppet Spring Replacement8/20/1984
en Lower Cabin Door Step Up-Stop Installation8/20/1984
en Fiberglass Nose Cowl Replacement8/20/1984
en Lower Cabin Door Air Duct Seal and Chain Stand-Off Modification2/13/1985
en Seat Pan Reinforcement8/20/1984
en Mandatory Dynamic Stability Improvement Kit3/1/1985
en Cabin Heat Valve Modification1/15/1986
en Emergency Pressurization Bleed Air Valve Modification1/8/1985
en Cabin Entrance Door Ajar Warning System2/7/1985
en Engine Tachometer Replacement10/22/1985
en Turbo Inlet Temperature (TIT) Probe Wiring Modification2/4/1986
en Engine Air Inlet Duct Assembly Reinforcement3/14/1986
en Hydraulic Pump Annunciator and Controller Installation7/15/1986
en Part I: Teledyne Continental Motors Special Service Notice No. 3-86, "TSIO-520BE Engine" (Attached). Part II: Alternate Air Intake Assembly Modification4/18/1986
en Series Start Circuit Change Modification7/22/1986
en Main Landing Gear Mount Bolt Inspection7/25/1986
en Nose Landing Gear Modification7/29/1986
en Stiffener Installation - Induction Air Panel8/20/1986
en Engine and Airframe Operational Characteristics and Operating Limitations11/17/1986
en Pilot/Co-Pilot Oxygen System Modification11/18/1986
en Stereo System Power Supply Modification11/19/1986
en Engine Air Inlet Drain Holes1/5/1987
en Propeller Ground Clearance1/12/1987
A en Landing Gear Actuator Switch Modification - Gar Kenyon5/28/1987
en Engine Mount Heat Shield Installation3/5/1987
en Wing Removal and Reinstallation: Reference Airworthiness Directive 87-08-085/14/1987
en Remote Control Circuit Breaker (RCCB) Ground Wire Installation7/8/1987
en Air Conditioner Compressor Mount-Shim installation7/17/1987
en Nose Gear Door Hinge Support Modification10/16/1987
en Engine Mount Inspection/Modification12/9/1987
en Overhead Panel/Map Light Switch Installation4/4/1988
en Oxygen Shutoff Valve Assembly8/19/1988
en Addition of Main Gear Door Protection Pad5/23/1989
en Nose Bowl Modification6/8/1989
en Fuel Vent Line Protection8/25/1989
en Engine Air/Oil Separator Improvement9/25/1989
en Operational Caution: Inoperative Turbine Inlet Temperature System6/22/1990
en Bendix/King Installation Bulletin No. 312, Water Damage to the Pitch and Yaw Capstans and Servos9/19/1990
en Modification of Engine Baffle1/19/1994
en Nose Gear Trunnion Replacement Kit4/27/1994
en Aileron Control Cable Replacement11/30/1994
en Improved Elevator Trim Cover Replacement10/11/1994
en Addition of Grease Fitting to Nose Gear Steering Arm Bracket10/17/1994
en Replacement of EATON Brand Electrical Contactor Box7/14/1995
en Strut Cuff & Door Catch Attachment Improvement11/11/1995
en Engine Fire Extinguisher System Rewire and Distribution of Walter Kidde Service Bulletin 899657-26-3653/7/1997
A en Improved Intercooler Attachment Clips9/13/1999
A en Alternator Support Bracket Improvement1/22/1998
en Relocation of Signal Ground for Cylinder Head and Oil Temperature Sensors8/27/1998
en Distribution of Teledyne Continental Motors Service Bulletin SB 98-8 "Number One and Three Cylinder Intake Tube Modification" and Subsequent Modification of the Engine Installation to Facilitate Compliance1/27/1999
en Lower Cowl Assembly Modification2/12/1999
en Improved Security of the Pressure Control Cable4/12/1999
en Induction Airbox Air Valve Bushing Improvement8/4/1999
en Replacement of Existing Cylinder Head Temperature Wires with Shielded Wiring10/1/1999
en Storm Window Seal Improvement Kit11/3/1999
en Addition of Manifold Pressure Line Filters11/5/1999
A en Induction Airbox Inspection/Repair and Inlet Air Duct Replacement1/14/2000
A en Recognition Light Circuit Breaker Inspection/Replacement1/24/2005
en Fuel Pump Cooling Inlet Installation12/11/2000
en Availability of Improved Fuel Quantity Senders3/13/2001
en Replacement of Air Conditioning Hose7/9/2001
A en Compass Accuracy Improvement Modification11/7/2013
en Concorde Lead Acid Main Battery Conditioning7/20/2001
en Teledyne Continental Motors, Service Information Letter SIL 01-2, "Precision Airmotive SIL RS-59"11/5/2001
en Power Lever Handle/Manual Override (MOR) Knob7/26/2001
A en Combustion Heater Fuel Pump Replacement2/16/2011
A en Alternate Turbine Inlet Temperature (T.I.T.) Probe Availability12/8/2006
en Alternator Drive Belt Conversion Kit11/28/2001
A en Alternator Drive Belt Conversion Kit10/7/2021
en Maintenance Alert In-Service Safety Event Reporting3/10/2002
A en Maintenance Alert In-Service Safety Event Reporting3/17/2020
en Oil Cooler Kit4/25/2002
en Electric Fuel Pump Upgrade3/26/2002
A en Generator Control Unit (GCU) Rewire Kit9/27/2002
en Pilot Sidepost Handgrip Kit5/28/2002
en Digital Display Monitor Panel (DDMP) May Provide Erroneous Information in the Percent Power Query Mode at High Altitudes8/7/2002
A en Digital Display Monitor Panel (DDMP) May Provide Erroneous Information in the Percent Power Query Mode at High Altitudes5/30/2003
en Voltage Regulator Replacement4/30/2002
en Gullwing Door Rub Strip Installation1/21/2003
en Life Limited Parts Marking and Disposition5/21/2002
en Engine Starter Motor Replacement10/16/2002
en Maintenance Alert Propeller Control Arm Attachment Inspection10/10/2002
en Maintenance Alert Executive Table Stow Adjustments6/20/2003
en Maintenance Alert Accessory Cooling "Air Inlet" Drain Hose Routing Inspection2/19/2003
en Maintenance Alert Upper Wing Skin Inspection and Reinforcement1/29/2003
A en Horizontal Stabilizer Maintenance Manual Correction10/16/2012
A en Maintenance Alert Gusset (Tailcone) Installation Kit10/16/2015
en Engine Primer Hose Improvement2/11/2003
en Maintenance Alert Lower Torque Link Bolt Inspection2/13/2003
en Maintenance Alert Stabilator Bellcrank Bracket Assembly Inspection4/21/2003
en Maintenance Alert Aileron Rivet Inspection7/29/2005
en Maintenance Alert Ignition Harness Routing Inspection4/24/2003
en Steering Bellows Improvement3/31/2003
en Maintenance Alert Flight Control Cable Terminal Corrosion Inspection3/31/2003
en Maintenance Alert Possible Magnetization of ELT Antenna6/4/2003
en Maintenance Alert S-Tec Autopilot Component Seating Procedures11/3/2003
en Higher Capacity Battery Availability10/27/2003
en Stall Warning Computer Verification1/9/2004
en Magic 1500 Autopilot Go-Around Switch Wire Security12/3/2003
en Improved Flap Potentiometer1/19/2004
en Maintenance Alert "ADAHRS" Fault Finding Guide (Meggitt SIL No. 26 Issue 1)5/5/2004
en Maintenance Alert Rib Inspection at W.S. 36.22 R.H.7/1/2005
en Fuel Filter Replacement6/25/2004
en Cabin Heater Improvement Kit1/14/2005
en ADAHRS Calibration Harness7/1/2004
en Maintenance Alert Propeller Blade De-Ice Boots Maintenance7/16/2004
en Maintenance Alert Wing Aft Spar-to-Fuselage Attachment Hardware3/30/2005
en Maintenance Alert 40336-000 Link Assembly Inspection12/15/2004
en Aircraft Painting Requirement10/21/2004
en Performance Upgrade, Lower Operating Temperature Limitation9/26/2005
en Seal Protection - Latch Stop Kit12/15/2005
A en Maintenance Alert Inspection of 42042-000, 42042-002 Main Gear Retraction Arms10/21/2005
B en Maintenance Alert Inspection of 42042-000, 42042-002 Main Gear Retraction Arms9/1/2011
C en Maintenance Alert Inspection of 42042-000, 42042-002 Main Gear Retraction Arms7/25/2013
D en Maintenance Alert Inspection of 42042-000, 42042-002 Main Gear Retraction Arms2/20/2025
en Maintenance Alert Electrical Contactor Replacement Kit6/1/2005
A en Maintenance Alert Electrical Contactor Replacement Kit5/8/2015
B en Maintenance Alert Electrical Contactor Replacement Kit11/28/2017
en Classification and Disposition of Dents Caused by Hail Damage5/27/2005
A en Classification and Disposition of Dents Caused by Hail Damage9/24/2020
B en Classification and Disposition of Dents Caused by Hail Damage11/20/2020
C en Classification and Disposition of Dents Caused by Hail Damage5/1/2024
en Crew Seat Modification Kit6/18/2006
en Oil Pressure Indication Subject to RFI/EMI10/9/2006
en Attitude Indicator Standby Battery Failure4/20/2007
en Flow Sensor Assembly, Mass Flow Controller & ECS Crossover Tube Assembly Replacement3/14/2008
en Automatic Baggage Door Light Switch Upgrade4/24/2007
en Maintenance Alert Sky-Tec Starter Cranking Instructions5/3/2007
A en Maintenance Alert Sky-Tec Starter Cranking Instructions10/28/2009
en Modification to Eliminate False "Gen Inop" Annunciation6/8/2007
A en Modification to Eliminate False "Gen Inop" Annunciation10/3/2007
en Maintenance Alert Manifold Pressure Transducer Failures3/4/2008
en Generating System Malfunctions7/3/2008
en Maintenance Alert Pratt & Whitney Canada SIL No. PT6A-206, Latest Revision, "Compressor and Turbine Washes as an Effective Means of Preventative Maintenance"3/28/2008
A en Maintenance Alert Pratt & Whitney Canada SIL No. PT6A-206, Latest Revision, "Compressor and Turbine Washes as an Effective Means of Preventative Maintenance"9/3/2013
en Autopilot Pitch Servo and Programmer/Computer Upgrade5/29/2008
en Crew Seat Back Modification2/25/2009
en NACA Inlet Guide Vane Installation Kit2/16/2009
en WAAS Compatible Autopilot Announcement9/23/2008
A en WAAS Compatible Autopilot Announcement2/19/2009
en Maintenance Alert Contractor Maintenance12/12/2008
A en Maintenance Alert Contractor Maintenance3/15/2019
en MLB700 Remote Control Antenna Modification3/16/2009
en Sky-Tec Starter Replacement10/28/2009
en Maintenance Alert Air Conditioning Servicing6/18/2010
en RG-41 Battery Service Life Improvement4/1/2010
en G1000 Split Communications Enable5/20/2010
en Avidyne EXP5000 Software Upgrade9/27/2010
en Maintenance Alert Air Conditioning Servicing12/6/2010
en Stall Horn Bracket Replacement7/27/2010
en Voltage Suppressor Advisory9/13/2010
A en Voltage Suppressor Advisory3/23/2017
en Emergency Exit Interior Panel Hook and Loop Fastener Replacement7/2/2010
en Improved Capacity Battery Replacement3/7/2012
en Improved Landing Gear Service Replacement Actuators Available6/27/2011
en Lower Entry Door Upgrade8/4/2010
en Maintenance Alert Aileron Sector Bearing Lubrication Requirements8/4/2010
A en Maintenance Alert Aileron Sector Bearing Lubrication Requirements2/11/2019
en Maintenance Alert Fuel Tank Leaks12/7/2010
en Maintenance Alert Wing Tip Inspection Requirements10/7/2010
en Maintenance Alert Control Cable/Pulley Inspections10/19/2010
en Fuel Pressure Switch Adjustment10/7/2010
A en Fuel Pressure Switch Adjustment4/28/2011
en Circuit Breaker Panel Modification11/3/2010
en Safe Flight Service Letter No. 65, Lift Transducer Modification1/17/2011
en Garmin G1000 Software Version 720.123/2/2011
A en Garmin G1000 Software Version 720.127/6/2011
en Garmin G1000 Software Version 720.126/22/2011
en Maintenance Alert Gascolator Maintenance Procedures4/27/2011
A en Maintenance Alert Gascolator Maintenance Procedures12/1/2025
en Line Contactor and Generator Control Unit Replacement8/10/2011
A en Line Contactor and Generator Control Unit Replacement3/10/2014
en Garmin G1000 Software Version 720.1412/1/2011
en Garmin G1000 Software Version 720.145/2/2012
en Nose Cone Fastener Inspection2/8/2012
en Auxiliary Vacuum Pump Elapsed Time Indicator (ETI) Replacement6/12/2012
en Engine Starter Motor Replacement3/28/2012
en Maintenance Alert Ground Idle Adjustment1/30/2012
en Propeller Feather Stop Product Improvement4/2/2012
en Exterior Lighting - LED Upgrade4/26/2012
en Hubcap Upgrade4/26/2012
en Replacement Fuel Sender3/18/2014
A en Replacement Fuel Sender12/8/2016
B en Replacement Fuel Sender10/12/2018
en Interior Lighting - LED Upgrade10/31/2017
en Maintenance Alert Fuel Quantity Gauge Installation and Calibration Requirements1/10/2013
en Cowl Flap Replacement3/5/2013
en Engine Front Baffle Replacement Kit11/6/2012
en Maintenance Alert Hydraulic Pump Identification and Servicing Requirements10/18/2012
en False Alternator Fail Annunciations2/28/2013
en Evaporator Module Assembly Replacement Requirements6/27/2013
A en Evaporator Module Assembly Replacement Requirements3/3/2025
en POH Report 1948 - Equipment List12/2/2013
A en Garmin G1000 Software Version 720.154/23/2014
en Garmin G1000 Software Version 720.154/24/2014
en Maintenance Alert Elevator Plate Assembly Rivet Inspection10/21/2014
en Maintenance Alert Stall Warning System Test Update2/11/2015
en Maintenance Alert Stall Warning System Test Update2/17/2015
A en Maintenance Alert Stall Warning System Test Update3/26/2015
en Maintenance Alert Landing Gear Hydraulic System Filter Maintenance3/19/2015
en Maintenance Alert Inspection of GCU Reverse Current Protection Circuit and Connector6/24/2015
A en Maintenance Alert Inspection of GCU Reverse Current Protection Circuit and Connector8/12/2015
B en Maintenance Alert Inspection of GCU Reverse Current Protection Circuit and Connector8/14/2015
en Garmin Software Update7/16/2015
en Garmin G1000 Software Update 720.178/26/2015
A en Garmin G1000 Software Update 720.179/1/2015
en Garmin G1000 Software Version 720.179/2/2015
en Availability of GTX 33ES Transponder2/15/2016
A en Availability of GTX 33ES Transponder12/21/2017
en Propeller Spinner Bulkhead Improvement6/21/2016
en Garmin G1000 Software Version 2164.032/24/2016
en Garmin G1000 Software Version 2163.052/23/2016
A en Garmin G1000 Software Version 2163.057/26/2016
en Pratt & Whitney Canada Service Bulletin No. 3482R2 - Replacement/Modification of Turboprop Fuel Control Unit4/15/2016
A en Pratt & Whitney Canada Service Bulletin No. 3482R2 - Replacement/Modification of Turboprop Fuel Control Unit4/27/2016
en Garmin G1000 Software Version 2164.06 with Stall Heat Control7/27/2016
A en Garmin G1000 Software Version 2164.06 with Stall Heat Control8/3/2016
B en Garmin G1000 Software Version 2164.06 with Stall Heat Control8/19/2016
en Main Landing Gear Actuator Hydraulic Hose Replacement2/7/2017
A en Garmin G1000 Software 720.17 with Stall Heat Control3/21/2019
en Maintenance Alert Heated Windshield Test Procedure8/17/2016
en Garmin G1000 Software Version 720.17 with Stall Heat Control6/27/2017
en Garmin G1000 Software Version 2163.08 with Stall Heat Control4/14/2017
A en Garmin G3000 Software Version 2039.06 with Sidetone Improvement12/12/2016
en Maintenance Alert Magneto Timing Procedure12/21/2016
en Audio Bus Wiring Inspection and Fuse Replacement5/3/2017
en Garmin G3000 Software Version 2039.08 with Aural Alert Improvement3/10/2017
en Garmin G1000 NXi Software Update Version 2698.049/29/2017
en Garmin G1000 NXi Software Update Version 2694.046/25/2018
en Garmin G1000 Software Version 1618.05 Update1/15/2019
en Garmin Software Update with Oil Pressure Transducer1/8/2020
A en Garmin Software Update with Oil Pressure Transducer1/10/2020
en Garmin G3000 Software Version 2039.11 with FIKI Modification7/13/2017
en Crew Seat Control Cable Modification7/13/2017
A en Crew Seat Control Cable Modification8/8/2017
en Maintenance Alert Cabin Pressure Control System (CPCS) Troubleshooting Procedure Revision1/5/2018
en Garmin G1000 Software Version 2164.0811/6/2017
en Maintenance Alert Wing Access Cover Clinch Nut Repair9/25/2017
A en Maintenance Alert Wing Access Cover Clinch Nut Repair4/23/2024
en Maintenance Alert Hydraulic Pump Pressure Switch Troubleshooting8/17/2017
A en Maintenance Alert Hydraulic Pump Pressure Switch Troubleshooting8/29/2017
B en Maintenance Alert Hydraulic Pump Pressure Switch Troubleshooting3/29/2018
en Decorative Window Sealant Improvement10/9/2017
en Auxiliary Power Harness Inspection8/3/2018
en Forward Ballast Plates Installation11/2/2017
en Engine Wiring Harness Improvement1/18/2019
A en Engine Wiring Harness Improvement1/23/2019
en Maintenance Alert Control Quadrant Inspection1/3/2019
en G3000 and G3000 NG Electronic Checklist - M6001/7/2020
A en G3000 and G3000 NG Electronic Checklist - M6009/5/2023
C en G3000 and G3000 NG Electronic Checklist - M60011/20/2024
A en Garmin G3000 Software Version 2039.128/3/2018
en Garmin G1000 Software Version 2163.093/7/2018
B en Garmin G1000 Software Version 2163.094/26/2018
C en Garmin G1000 Software Version 2163.098/21/2018
en Wing and Flap Protective Tape Improvement7/13/2020
en Garmin G1000 GIA Software Update for Transponder Compatibility with ADS-B Out1/16/2018
en Channel Modification for Nose Landing Gear Trunnion Clearance10/2/2019
en Aileron Seal Removal and Aileron Replacement12/11/2019
A en Aileron Seal Removal and Aileron Replacement2/13/2020
B en Aileron Seal Removal and Aileron Replacement1/5/2022
en Optional One-Piece Propeller Spinner Kit2/11/2019
en Garmin G1000 NXi Software Update Version 3080.047/18/2018
en Wiring Ground Modification6/21/2018
en G1000 NXi Electronic Checklist12/14/2022
en G1000 NXi Electronic Checklist1/7/2020
A en G1000 NXi Electronic Checklist4/23/2025
en Hydraulic System Flexible Hose Inspection and Replacement5/1/2019
A en Hydraulic System Flexible Hose Inspection and Replacement11/5/2019
en Control Column Plug Modification5/20/2019
en Garmin G1000 Software Version 2164.092/25/2019
A en Garmin G1000 Software Version 2164.094/12/2019
B en Garmin G1000 Software Version 2164.0911/27/2023
en Garmin G1000 Software Version 2163.105/29/2019
en Improved Front Exhaust Assemblies9/5/2019
en G1000 Electronic Checklist12/11/2019
en Oil Pressure Transducer Kit Installation and Garmin G1000 Software Version 1618.05 Update12/19/2019
en Maintenance Alert Propeller Unfeathering System Accumulator Maintenance3/20/2019
en Gascolator Bracket Assembly Inspection7/9/2019
en Maintenance Alert Servicing Alternative Wheel Nut Configuration5/6/2019
en Garmin G3000 Software Version 2039.155/24/2019
A en Garmin G3000 Software Version 2039.1511/17/2020
en Optional NAV/COM Analog Conversion Kit5/24/2019
en Maintenance Alert Stall Warning Heat Control Inspection7/19/2019
en Garmin G1000 NXi Software Update Version 3080.055/30/2019
en Main Landing Gear Piston Tube Inspection12/23/2020
en Garmin G3000NG Software Version 2975.058/16/2019
en Maintenance Alert Flight Control System Checks8/6/2019
en Piper Halo Autoland System Activation6/26/2020
A en Piper Halo Autoland System Activation3/15/2021
en Garmin G1000 NXi Software Update Version 3080.091/21/2020
en Radar Altimeter Installation1/28/2021
A en Radar Altimeter Installation2/21/2023
en Radar Altimeter Installation1/28/2021
en Maintenance Alert Elevator Spar Inspection10/25/2019
en Maintenance Alert Fuel Selector Valve Maintenance Requirements3/29/2021
A en Maintenance Alert Fuel Selector Valve Maintenance Requirements10/6/2021
en Maintenance Alert Hartzell Propeller Preferred Grease1/6/2020
en Optional Radar Altimeter Installation1/12/2021
en Garmin G1000 NXi Software Update - Seminole1/17/2020
A en Garmin G1000 NXi Software Update - Seminole2/14/2020
B en Garmin G1000 NXi Software Update - Seminole7/25/2023
C en Garmin G1000 NXi Software Update - Seminole10/17/2023
en Garmin G1000 Software Update - Archer1/22/2020
A en Garmin G1000 Software Update - Archer4/11/2022
B en Garmin G1000 Software Update - Archer8/3/2023
C en Garmin G1000 Software Update - Archer1/10/2024
en Maintenance Alert High-Side Current Monitor Calibration7/8/2020
en Maintenance Alert Rudder Pedal and Bar Assembly Inspection2/14/2020
en Piper Halo Autoland System Activation6/8/2020
A en Piper Halo Autoland System Activation3/15/2021
B en Piper Halo Autoland System Activation1/7/2022
en Avionics Cooling Fan Advisory6/22/2020
en Piper Halo Autoland System Activation7/12/2021
A en Piper Halo Autoland System Activation1/7/2022
en Aspen Avionics EFD1000 Update to Software Version 2.10.22/3/2023
A en Aspen Avionics EFD1000 Update to Software Version 2.10.25/12/2023
en Maintenance Alert Proper Tire Pressure Maintenance7/24/2020
A en Maintenance Alert Proper Tire Pressure Maintenance1/12/2021
B en Maintenance Alert Proper Tire Pressure Maintenance6/15/2021
C en Maintenance Alert Proper Tire Pressure Maintenance3/29/2022
en Maintenance Alert Nose Landing Gear Steering Components Inspection and Adjustment8/18/2020
A en Maintenance Alert Nose Landing Gear Steering Components Inspection and Adjustment1/21/2021
B en Maintenance Alert Nose Landing Gear Steering Components Inspection and Adjustment1/28/2021
C en Maintenance Alert Nose Landing Gear Steering Components Inspection and Adjustment3/24/2021
D en Maintenance Alert Nose Landing Gear Steering Components Inspection and Adjustment10/15/2021
en ADAHRS Support Modification2/24/2020
en Garmin G3000NG Software Version 2975.243/12/2021
A en Garmin G3000NG Software Version 2975.2411/8/2021
B en Garmin G3000NG Software Version 2975.241/13/2022
C en Garmin G3000NG Software Version 2975.249/28/2023
D en Garmin G3000NG Software Version 2975.247/31/2024
en Garmin G1000 NXI Software Update - Archer4/1/2021
A en Garmin G1000 NXI Software Update - Archer2/28/2022
B en Garmin G1000 NXI Software Update - Archer1/9/2023
en Maintenance Alert Flap Fail Module Assembly Replacement3/10/2022
en Maintenance Alert Rudder Tube Assembly Inspection10/22/2021
en Standalone Autothrottle Enablement1/13/2022
A en Standalone Autothrottle Enablement1/31/2023
B en Standalone Autothrottle Enablement9/25/2024
en Replacement of Locking Gascolator Drain Valve12/1/2022
en Garmin G1000 NXi Software Update - M3501/18/2022
A en Garmin G1000 NXi Software Update - M3507/25/2023
B en Garmin G1000 NXi Software Update - M3503/5/2024
en Maintenance Alert Nose Landing Gear Steering Horn Inspection1/31/2023
A en Alert Nose Landing Gear Steering Horn Inspection4/2/2025
A en M600 Unpaved Field Operations11/7/2022
en Parker Lord SIL-J-9613-001 Rev. A, 'Potential Incorrect Combination of Components in Parker Lord J-9613 Series Engine Mount Kits'6/7/2022
en Interior Panel Attachment Modification6/3/2022
en Maintenance Alert Oxygen Generator Inspection8/22/2022
en Maintenance Alert Elevator Trim Tab Pushrods Corrosion Control4/27/2023
en Maintenance Alert Main Landing Gear Door Bolt Replacement5/8/2023
en GI 275 Standby Instrument Magnetic Model Update11/11/2022
A en GI 275 Standby Instrument Magnetic Model Update3/6/2025
A en Brake Line Modification3/21/2023
en Maintenance Alert Wing & Fuselage Skin Repair Limitations12/1/2022
en Garmin G5 EFI Standby Display Software Update Version 8.002/16/2023
en Garmin G1000 Software Update Version 1983.041/16/2023
A en Garmin G1000 Software Update Version 1983.046/6/2024
en Garmin G1000 NXi Software Update Version 2785.112/16/2023
A en Garmin G1000 NXi Software Update Version 2785.123/18/2025
en Garmin G1000 NXi Software Update - Seminole2/13/2023
A en Garmin G1000 NXi Software Update - Seminole1/3/2024
en Garmin G1000 Software Update Version 1648.062/16/2023
en Garmin G1000 NXI Software Update - Archer2/16/2023
A en Garmin G1000 NXI Software Update - Archer1/10/2024
A en Wing Walk Modification & Inspection9/19/2023
B en Wing Walk Modification & Inspection10/24/2023
C en Wing Walk Modification & Inspection2/1/2024
E en Wing Walk Modification & Inspection5/7/2024
F en Wing Walk Modification & Inspection6/25/2024
G en Wing Walk Modification & Inspection9/18/2024
H en Wing Walk Modification & Inspection1/9/2026
J en Wing Walk Modification & Inspection1/30/2026
en Nose Gear Turn Limit Indication Improvement5/29/2025
en Garmin G3X Software Update - Piper Pilot9/28/2023
B en Garmin G3X Software Update - Piper Pilot3/19/2024
en Improved Spring Attachment Plate6/4/2024
A en Improved Spring Attachment Plate6/25/2024
en Garmin G3000NG Software Version 2975.452/23/2024
C en Garmin G3000NG Software Version 2975.4510/11/2024
D en Garmin G3000NG Software Version 2975.4512/9/2025
en Improved Nose Landing Gear Down Lock Spring2/23/2024
en Alert Plenum Assembly & Engine Mount Clearance Inspection6/26/2025
en GDL 60 Datalink Installation - M6003/26/2024
A en GDL 60 Datalink Installation – M6001/7/2026
en Maintenance Alert Flight Controls Maintenance Improvements1/23/2024
en Garmin G1000 NXi Software Update - M3503/28/2024
A en Garmin G1000 NXi Software Update – M3503/26/2025
B en Garmin G1000 NXi Software Update – M3501/12/2026
en GDL 60 Datalink Installation – M3504/22/2025
A en Garmin G3000 NG Software Update – M7008/15/2025
en Unpaved Field Operations - M700 Fury7/10/2024
en Maintenance Alert Spar Box Inspection10/31/2024
en Maintenance Alert Brake Pedal Assembly Inspection11/13/2024
en Magnetometer Mount Modification4/24/2025
en Maintenance Alert Pratt & Whitney Canada Engine Fuel Line Installation - Standard Practices12/9/2024
en Autothrottle Improvements – M7008/15/2025
A en Autothrottle Improvements – M7001/6/2026
en Maintenance Alert Fuel Flush Valve Inspection9/30/2025
en G1000 NXi Electronic Checklist – Archer1/12/2026
A en Halon Fire Extinguisher Replacement11/20/2025
en Garmin G1000 NXi Software Update − Archer & Enablement Unlock Card Exchange1/12/2026
A en Garmin G1000 NXi Software Update – Archer & Enablement Unlock Card Exchange1/28/2026
en GDL 60 Datalink Installation − Archer1/12/2026
Service Manuals
NameRevisionLangSubjectDate
10 en PA-24, PA-24-250, PA-24-260, PA-24-400 Comanche4/1/2009
7 en PA-24 Comanche (PA-24-180, PA-24-250, PA-24-260, PA-24-400, PA-24-260-Turbocharged)9/21/1986
9 en PA-24-180, PA-24-250, PA-24-260, PA-24-260 Turbo, PA-24-400 Comanche8/15/1998
en PA-23-235 Apache, PA-23-250 Aztec, PA-23-250 (Six Place) Aztec1/1/2009
en PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-28R-180 & PA-28R-200 Cherokee 2/27/2004
7 en PA-30 & PA-39 Twin Comanche10/28/1982
8 en PA-30 & PA-39 Twin Comanche10/1/1998
Service Memos
NameRevisionLangSubjectDate
en Seaplane Finishes
en Spar Splice Kits Available Through Your Distributor
A en Spar Splice Kits Available Through Your Distributor
en Brake and Oleo Strut System Fluid Usage
en Rigging Procedure
en Rigging Procedure - Piper Coupe (J4)
rev en Rigging Procedure - J56/13/1957
en Rigging Procedure
en Rigging Procedure
en Rib Repair Diagram
en PA-12 and PA-14 Shock Cord Installation Instructions
en Shock Cord Rings
en Parts Required to Convert PA-11 65 H.P. Cont. to PA-11 90 H.P. Cont
en Rigging Procedure
en Dual Control Kit Installation
en Actual Labor Break-Down, in Hours, of Factory Time Required to Cover and Finish One Hundred (100) of Each Assembly of the PA-18, PA-18A and PA-22
en Structural Changes Required for Gross Weight Increases Model J3C-65 Airplanes
en Rigging Procedure
en Rigging Procedure
en Leveling and Rigging Procedure
en Rigging Procedure
en Approximate List of Material Required to Cover and Finish the Various Component Assemblies of the Following Listed Piper Planes
en Approximate Material Required to Recover J3, PA-11, PA-15, PA-17 and PA-18 Aircraft Using Raw Fabric and Cellulose Acetate Butyrate Dope
en Approximate Amount of Material Required to Recover PA-12 Model Using Cellulose Acetate Butyrate Dope and Raw Fabric
en Approximate Amount of Materials Required to Recover PA-20 and PA-22 Models (1951, 1952, 1953, 1954) Using Raw Fabric and Cellulose Acetate Butyrate Dope
en Rejuvenating and Refinishing Procedure for Airplanes Finished with Butyrate Dope
en Rejuvenating and Refinishing Procedure for Airplanes Finished with Nitrate Dope
rev en Miscellaneous F.A.A. Field Approvals10/5/1966
rev en Miscellaneous F.A.A. Field Approvals7/1/1968
en PA-12 C. A. A. Field Approvals
en PA-14 C. A. A. Field Approvals
en Increase in Gross Weight 1800 to 1950 Pounds (Lycoming 0-290-D Engine) (125 HP Only)
en General Specifications (Commercial Models)
en General Specifications (Commercial Models)
en General Specifications (Commercial Models)
en General Specifications (Commercial Models)
en General Specifications (Commercial Models)
en Piper Cub Special PA-11
en Super Cruiser Specifications6/4/1952
en Piper Family Cruiser 1949 Model, PA-14
en General Specifications and Performance Data for the Piper Vagabond PA-15 and the Piper Vagabond 'Trainer PA-17
en Clipper Model PA-16
en Specification Data
rev en Specification Data
rev en Specification Data
en Safety Precautions
en Flight Approval for PA-22 Tri-Pacer with Rear Door Removed
C en Application of Randacyryl Lacquer
en Nose Wheel Oleo Boot Assembly
en Suggested Refinishing Procedure for Synthetic Fibers, Dacron, Etc
Service Spares Letters
NameRevisionLangSubjectDate
en Sale of PA-25 Type Certificate5/8/1998
en Sale of Type Certificate10/20/2000
A en New Locking and Non-Locking Fuel Caps4/2/2007
B en New Locking and Non-Locking Fuel Caps4/20/2015
en Multilink Upgrade and Installation Kit10/4/2005
en Avidyne Flight Director Activation12/1/2005
A en Optional Battery Charger Availability2/27/2007
B en Optional Battery Charger Availability10/11/2013
en Inadvertent Ice Protection System (PIIPS)8/2/2006
A en Inadvertent Ice Protection System (PIIPS)9/22/2006
B en Inadvertent Ice Protection System (PIIPS)11/17/2006
en E.G.T. Thermocouple Upgrade2/28/2007
A en E.G.T. Thermocouple Upgrade5/11/2007
en Engine Starter Motor Replacement3/2/2007
en Replacement Components for Overhead Switch Panel10/1/2007
en Lower Entry Door Upgrade9/11/2008
en Hydraulic Component Repair Kits9/28/2007
A en Hydraulic Component Repair Kits9/8/2016
en Fuel Quantity Indication System Upgrade1/15/2010
en Air Conditioning Door Replacement Relays4/12/2010
en Aircraft Tire Options7/27/2010
A en Aircraft Tire Options3/14/2014
B en Aircraft Tire Options9/25/2015
C en Aircraft Tire Options4/19/2017
D en Aircraft Tire Options5/6/2019
E en Aircraft Tire Options7/16/2024
en Breather Hose Relocation5/14/2012
en Engineering Technical Support for Aircraft Owners, Operators & Maintenance Facilities12/12/2011
X en Engineering Technical Support for Aircraft Owners, Operators & Maintenance Facilities8/23/2023
en Cabin Ventilation Control Kits6/21/2012
en Battery Tray and Slide Replacement6/28/2012
en RDR 2000 Installation Kit for Avidyne Equipped Airplanes7/23/2013
en Maintenance, Service, and Parts Publications Distribution12/6/2012
A en Maintenance, Service, and Parts Publications Distribution8/14/2023
en Radio Master Relay Replacement Kit6/12/2014
en Auxiliary Fuel Control Assembly Replacement Kit6/12/2014
en Diverter Strip Replacement Kit10/14/2014
A en Diverter Strip Replacement Kit7/10/2019
B en Diverter Strip Replacement Kit10/18/2019
en Fuel Boost Pump Replacement2/3/2015
en Air Conditioning Line Hose Repair Kit Availability11/20/2014
en Smartboot Removal Kit Availability3/10/2015
en Vacuum Bleed Port Cover Kit4/30/2015
en Refrigerant Line Replacement Kit8/11/2015
en Sun Visor Improvement Kit7/7/2015
en Inboard Crew Armrest Improvement12/3/2015
en Propeller Heat and Pitot Heat Timer Improvements4/1/2016
A en Aileron Skin Improvement3/21/2016
en Glareshield Replacement1/11/2017
en Tail Light Attachment Reinforcement Kit4/18/2016
en Fuel Sender Upgrade6/28/2016
en Refrigerant Lines and Air Conditioning Compressor Replacement Kits1/12/2017
en Cargo Net Installation Kit5/1/2017
en Five-Blade Propeller Installation Kit4/7/2017
en Forward Baggage Compartment Light8/16/2017
en Ballast Installation Provisions - Forward Fuselage (Upper and Lower)7/13/2017
en Enhanced Sun Visor9/14/2017
en Ballast Installation - Forward Fuselage (Oil Cooler)7/13/2017
en Landing Light Relocation Kit12/11/2017
en Improved Oil Pressure Senders12/18/2017
en Overhead Switch Panel Component Replacement8/29/2017
en Flap Position Sensor Relocation Kit12/18/2017
en GTS 825 Traffic System Improvements Kit11/20/2017
en Optional Plane-Power Alternator Kits3/26/2019
en Ground Recognition Light Upgrade1/2/2019
en Fuel Sender Replacements6/21/2018
A en Fuel Sender Replacements10/12/2018
en Position and Strobe LED Light Installation8/21/2018
X en Position and Strobe LED Light Installation1/21/2019
en Emergency Landing Gear Release Valve Replacement Kit2/27/2019
en Garmin Autopilot Servo Replacement Parts Kits11/11/2019
en Optional LED Replacement Ice Detection Light8/28/2020
A en Optional LED Replacement Ice Detection Light1/15/2021
en Position and Strobe LED Light Installation Kit10/9/2019
en Carbureted to Fuel Injected Engine Conversion Kits3/8/2021
en Primer Tee Mounting Bracket Replacement2/26/2020
A en Primer Tee Mounting Bracket Replacement3/16/2020
en Weldon 28V Fuel Pump Replacement Kit6/23/2020
en Lower Wing Skin Access Panel Kit9/30/2022
en High Temperature Operation Modification Kits8/16/2022
en Engine Induction Air Box Assembly with Silicone Grommets6/14/2022
en Aileron Cable, Drive Sector, and Cable Guard Replacement Kits8/2/2021
en Landing Gear Hydraulic Pump Replacement Kit6/14/2021
en Access Cover Installation Kit for the Lower Forward Wing Skin4/23/2021
en Lower Cowl Modification Kit2/21/2022
en Safe Flight Angle of Attack (AOA) Indexer Kits2/28/2022
en GWX 8000 Enablement Kit - M60011/8/2021
A en GWX 8000 Enablement Kit - M60010/17/2024
A en Aileron Drive Fitting, Yoke Assembly, or Hinge Pin Replacement8/12/2022
en GWX 8000 Enablement Kits1/18/2022
A en GWX 8000 Enablement Kits – M5004/24/2025
en GWX 8000 Enablement Kits1/18/2022
A en GWX 8000 Enablement Kits – M3504/24/2025
B en GWX 8000 Enablement Kits – M3506/19/2024
en Improved Air Box for Fuel Injected Engines2/3/2025
en Oxygen Cylinder & Regulator Replacement4/21/2023
en Garmin G5 Battery Pack Version 32/23/2023
en Thermocouple (CHT/EGT) Probe Service Replacements5/11/2023
en Replacement Data Plates5/17/2023
en Garmin G3X LRU Service Replacements10/2/2023
en Digital Engine Gauge Replacement6/11/2024
en Fuel Flow Transducer Replacement6/5/2024
A en Fuel Flow Transducer Replacement11/12/2025
A en Improved Lift Transducer12/9/2024
en Supplemental Aircraft Finishing Data1/7/1960
en Supplemental Aircraft Finishing Data10/5/1960
en Supplemental Aircraft Finishing Data8/14/1961
en Supplemental Aircraft Finishing Data10/1/1962
en Supplemental Aircraft Finishing Data9/9/1963
Special Advisories
NameRevisionLangSubjectDate
en Mandatory Hartzell Propeller Relubrication8/20/2020
A en Aileron and Flap Hinge Bracket Attaching Hardware10/31/1989
en Mandatory Wing Rib and Fuselage Skin Inspections10/28/2020
en Optional 'Full Fuel' Calibration Button for the Garmin G3X Touch System2/23/2021
en Mandatory Aileron Control Cable Inspection11/30/2021
en Mandatory Rivet Installation near F.S. 132.004/23/2024
en Mandatory Vacuum Pump Relay Inspection1/11/2005
en Mandatory Exhaust System Cross-Over Tube Replacement7/23/2002
en Mandatory Accumulator Tube Replacement11/7/2012
en Mandatory Engine Nacelle Frame Inspection6/13/2023
A en Mandatory Installation of Updated Software11/30/2000
en Mandatory Installation of Revised Annunciator Panels1/11/2001
en Mandatory Flux Detector Relocation3/2/2001
en Mandatory Fuel System Check Valve11/14/2001
en Mandatory Annunciator Panel Replacement1/21/2002
en Mandatory Installation of Missing Rivets on Lower Surface of Horizontal Stabilizer Spar9/9/2002
en Mandatory Fuel Temperature Limit Placard7/20/2004
en Mandatory Control Cable Retention Screw Replacement2/3/2006
en Mandatory CHT and TIT Probe Shield Grounds8/7/2006
A en Mandatory Heated Windshield Circuit Connector Replacement3/23/2007
en Mandatory Engine Oil Cooler Control Valve Replacement1/12/2011
en Mandatory PT6A-42A Engine Borescope Inspection of First-Stage Compressor Stator Assembly9/27/2012
A en Mandatory PT6A-42A Engine Borescope Inspection of First-Stage Compressor Stator Assembly10/15/2012
en Mandatory Stall Warning Heat Control Modification on Replacement Wings3/27/2019
en Mandatory Alternator Inspection9/2/2015
en Mandatory Pratt & Whitney Canada SI 120-2015, "PT6A-42A: Borescope Inspection of First-Stage Compressor Stator"10/30/2015
en Mandatory Aileron Replacement5/19/2017
en Mandatory Passenger Oxygen Drawer Modification1/5/2018
en Mandatory Non-Essential Bus Wire Replacement10/25/2017
en Mandatory Rivet Inspection at Aft Pressure Bulkhead2/22/2018
en Mandatory Lower Wing Skin Modification4/22/2019
en Mandatory Condition Lever Replacement and Wiring Harness Relocation4/26/2019
en Mandatory Flight Stream 510 Card Replacement4/1/2019
en Mandatory Throttle Lever Arm Attaching Hardware Replacement1/14/2020
A en Mandatory Throttle Lever Arm Attaching Hardware Replacement2/11/2020
en Mandatory Brake Master Cylinder Label Removal - Piper Halo Autoland System3/18/2020
en Mandatory Inspection of 84217 Frame at F.S. 311.38211/19/2020
A en Mandatory Inspection of 84217 Frame at F.S. 311.3824/26/2021
en Mandatory Oil Separator Inspection2/23/2024
en Mandatory Manifold Pressure Limit Placard Installation1/11/1991
Vendor Service Publications
NameRevisionLangSubjectDate
en Oil Pump Impeller and Drive Replacement; AVCO Lycoming Service Bulletin No. 385C dated October 3, 1975 (attached)3/8/1976
en Teledyne Continental Motors Service Bulletin No. M77-:3, "Use of Alternate Aviation Grade Fuels in Engines Originally Certificated on 80/87, 91/96 and 100/130 Grade Fuels"4/22/1977
en Avco Lycoming Service Bulletin No. 450 (AiResearch Service Bulletin No. TP60-0119)9/25/1980
en Bendix Service Bulletins 599A, 609A, 610, 613, 6145/20/1981
en Avco Lycoming Service Bulletin No. 4693/28/1986
en AVCO Lycoming Service Bulletin No. 464A4/7/1986
en AVCO Lycoming Service Letter No. L213A and Service Instructions No. L1059C9/23/1987
en Textron Lycoming Service Bulletin Number 48610/18/1989
en Scott Service Bulletin No. 1248H-32-53, Aviation Hydraulic Pressure Unit Left and Right Hand (Master Brake Cylinder)11/10/1989
B en Distribution of Textron Lycoming Service Instruction No. 1492D, "Piston Pin Plug Wear Inspection"4/3/2009
en Distribution of: Textron Lycoming Service Instruction No. 1267C "Piston Pin Plug Usage"4/19/1999
en Distribution of: TEXTRON LYCOMING SB 480C, "1. Oil and Filter Change and Screen Cleaning, II. Oil Filter/Screen Content Inspection"4/19/1999
en Distribution of: Scott Aviation Service Bulletin No. 289-601-35-06 "Passenger Oxygen Masks"10/25/2000
en Distribution of Teledyne Continental Service Information Letter, SIL 00-8, "Precision Airmotive Corporation SIL RS-56"1/16/2001
en Distribution of: Textron Lycoming Special Advisory 59-800 - Connecting Rod Bearing Failures on TIO-540-AE2A Model Engines8/31/2000
en Distribution of: Parker Hannifin, Airborne Division, Service Letter Number 53A, "Inspection of Airborne 28C444CW-4 and 28C444CW-6 Clutch-Operated Dry Air Pumps"3/14/2001
en BF Goodrich De-Icing and Specialty Systems Division Service NewsLetter 01-0543/9/2001
en Lear Romec Service Bulletin 101SB021, "Fuel Pump - Torquing of Relief Valve Cover Screws"7/3/2001
en Distribution of: Lear Romec Service Bulletin No. 101SB0278/30/2001
en Distribution of: Lear Romec Service Bulletin No. RG34720-73-00111/5/2001
en Distribution of: Meggitt Avionics Air Data, Attitude and Heading Reference System (ADAHRS) P/N 37002-01-01, Service Information Letter No. 16 Issue 22/25/2002
en Parker Hannifin Service Bulletin No. 70712/25/2002
en Distribution of: Pratt & Whitney Canada SIL No. PT6A-1102/25/2002
en Distribution of: Lycoming Service Bulletin No. 5503/28/2002
en Distribution of: McCauley Service Bulletin 2417/23/2002
en Regarding Lycoming Mandatory Service Bulletin No. 5528/20/2002
en Distribution of: Lycoming Service Bulletin No. 5539/19/2002
en Distribution of: Lycoming Service Bulletin No. 554 and Lycoming Service Bulletin No. 554 Supplement No. 110/3/2002
en Distribution of: Kelly Aerospace Service Information Letter No. A-1081/31/2003
A en Distribution of: Kelly Aerospace Service Information Letter No. A-1084/11/2005
en Distribution of: Cleveland Wheels & Brakes (Parker Hannifin) SB 70766/25/2003
en Distribution of Meggitt/S-TEC Service Letter SL 03-0029/8/2003
en Distribution of: Pratt & Whitney Canada Service Bulletin No. 34113/19/2004
en Distribution of: Pratt & Whitney Canada Service Bulletin No. 34123/19/2004
en Distribution of: Garrett SB 1002143 Oil Turbocharger Oil System8/20/2004
en Distribution of Hartzell Propeller Service Letter HC-SL-61-22511/22/2006
en Distribution of: Pratt & Whitney Canada SIL No. PT6A-1346/28/2005
en Distribution of: Lycoming Service Bulletin No. 5658/12/2005
A en Distribution of Lycoming Service Bulletin No. 566 Supplement 1, Dated Nov. 30, 200512/2/2005
en Distribution of: Hartzell Propeller, Inc. Service Letter HC-SL-61-2519/19/2005
en Distribution of: Avidyne Service Alert SA-05-0012/6/2006
en Distribution of Hartzell Propeller, Inc. Service Bulletin HC-SB-61-284 Revision 1 & Service Bulletin Appendix HC-SBA-61-2847/6/2006
en Distribution of: Lycoming Service Bulletin No. 569 (Pages 1 through 3 of 56 pages)5/17/2006
en Distribution of S-TEC Service Bulletin SB 06-0016/6/2006
en Distribution of Meggitt SB 26-36 Thermistor Detectors10/2/2006
en Distribution of Enviro Service Letter SL06-1013/15/2007
en Distribution of Hartzell Propeller Service Bulletin HC-SB-61-2913/16/2007
en Distribution of Hartzell Propeller Service Letter HC-SL-61-2543/20/2007
en Distribution of: Avidyne Service Bulletin 601-00006-0674/25/2007
en Distribution of Avidyne PFD Mandatory Service Bulletin 601-00006-0756/22/2007
en Distribution of Lycoming Service Bulletin SB 557/Sky-Tec Service Bulletin 07-01 Rev C5/30/2007
en Distribution of Avidyne Service Alert SA-08-0012/29/2008
en Distribution of Garmin Service Alert 070801-0110/23/2008
en Distribution of Garmin Service Advisory No. 0806 Rev. B7/2/2008
en Distribution of Lycoming SB 583A10/23/2008
en Distribution of Lycoming Service Bulletin 584A10/23/2008
A en Distribution of Lycoming Service Bulletin 584A2/26/2009
en Distribution of Pratt & Whitney Canada Service Bulletin No. 3422R12/24/2009
en Distribution of Enviro Service Letter SL09-1018/5/2009
en Distribution of Lycoming Service Bulletin 590A12/14/2009
en Distribution of AVOX Systems Service Bulletin 6084-34-35-0111/12/2009
en Greasing Wheel Bearings4/29/2010
en Avidyne DAU Upgrade9/7/2010
en Distribution of Hartzell Engine Technologies (HET) Service Bulletin No. 040 A, Turbocharger Center Housing Rotating Assembly (CHRA) Contamination3/3/2011
en Distribution of Marvel-Schebler Aircraft Carburetors LLC Service Bulletin No.18, Loose Mixture Sleeves3/8/2011
en Zodiac Aerospace Service Bulletin MXH-35-240, Oxygen - Harness Assembly - Inspection for Potential Defective Component4/29/2011
en Avidyne Service Bulletin No. 601-00004-106, Revision 01 - Incorrect Calculation and Display of Fuel Remaining at Waypoints and Destination5/3/2011
A en Avidyne Service Bulletin No. 601-00004-106, Revision 01 - Incorrect Calculation and Display of Fuel Remaining at Waypoints and Destination2/22/2012
en Lycoming Service Bulletin No. 596, Reprint of Avstar SB AFS-SB6 Revision 2 Faulty Fuel Diaphragm in Fuel Servos6/22/2011
en Garmin Service Advisory No. 1118A, Momentary Failure Indications (Red-X) Can Occur when Sorting Stored Flight Plans7/5/2011
en Lycoming Service Bulletin 597, Fuel Drain Valve Adapter Assembly Part Number (P/N) LW-13807 - Inspection for Potential Defective Component8/18/2011
en Momentary Loss of GRS 77/77H and 74A/74B/74H Functions6/16/2011
en Lycoming Service Bulletin No. 598A, Non-Conforming V-Band Clamps6/9/2011
en Hartzell Engine Technologies Service Bulletin No. 041A, 201F Fuel Pump Shaft Seal Leak6/21/2011
A en Hartzell Engine Technologies Service Bulletin No. 041A, 201F Fuel Pump Shaft Seal Leak3/28/2012
en Garmin Service Advisory No. 1047 Rev A, LNAV/VNAV and LNAV+V Full Scale Deflection6/30/2011
en Replacement/Modification of Pratt & Whitney Canada Service Bulletin No. 3434, Turboprop Engine Propeller - Shaft Oil Seal Retaining-Ring-Halves9/8/2011
en Lycoming Service Bulletin No. 601, Non-Compliant Oil Fill Tubes P/N 7752712/12/2011
en Lamar Technologies Service Information Letter No. LSI-016 Rev. A, Service Information for Alternator Control Units (ACU)4/2/2012
en Lycoming Service Bulletin No. 599, Compliance with Hartzell Engine Technologies (HET) Service Bulletin No. 045, 201F Fuel Pump Inspection and Recall3/28/2012
en Lycoming Service Bulletin 603, Compliance with Champion Aerospace SB1-12, Decreased Service Life of Slick Single Point Magnetos10/25/2012
en Continental Motors, Inc. Service Bulletin SB12-3, Compliance with Champion Aerospace SB1-12, Decreased Service Life of Slick Single Point Magnetos11/2/2012
en Lycoming Service Letter No. L253. Warranty Repair of AvStar Fuel Systems1/29/2013
en Honeywell Service Bulletin TPE331-72-72312/14/2013
en Lycoming SA-123-1013 - Low RPM Engine Surge11/18/2013
en Garmin Service Advisory No. 1358 Rev A - Synthetic Vision Technology (SVT) Pathways Boxes May Be Depicted Incorrectly11/7/2013
en Continental Motors, Inc., SB13-4A - Aneroid Equipped Fuel Pumps5/22/2014
en Lycoming Service Letter No. L259 - AVStar AV10-6102 Carburetor Improvements1/29/2014
en Lycoming Service Bulletin No. 608 and Supplement No. 12/14/2014
A en Lycoming Service Bulletin No. 608 and Supplement No. 15/15/2015
en Lycoming Service Bulletin No. 613 - Compliance with Hartzell Engine Technologies Alert Service Bulletin No. 0574/17/2014
en Lycoming Service Instruction No. 1554 - Zip Strap Replacement5/19/2014
en Continental CSB14-1 - Cylinder Barrel Fin Inspection7/9/2014
en Lycoming SB-593A - Intake Valve P/N 17A23942 Inspection for Date Stamp8/5/2014
en Lycoming Service Bulletin No. 6194/17/2015
en Aspen Avionics Service Bulletin OB2015-017/16/2015
en Hartzell Engine Technologies SB No. 062, Alternator through Bolt Replacement9/15/2015
en Honeywell ASB No. KCP 220-22-A00172/4/2016
en Garmin SA 1605 - AFCS Armed Mode Cancellation2/9/2016
en Lycoming Service Bulletin No. 6254/19/2016
A en Lycoming Service Bulletin No. 6267/12/2016
en Pratt & Whitney Canada Service Bulletin No. 34902/15/2017
en Garmin Service Advisory No. 1711, Rev. A, "Fuel Calculator"3/3/2017
en Hartzell Service Bulletin HC-SB-61-356, "Blade - Secondary Windings on ( )7690 and ( )7890 Composite Blades"8/3/2017
en Lycoming Service Bulletin No. 632, "Identification of Connecting Rods with Non-Conforming Small End Bushings"7/20/2017
en Garmin Service Bulletin No. 1877A, Piper PA-46-500TP (M500) Aircraft Utilizing 006-B2163-09 Loader Card Software11/9/2018
en Continental Motors Mandatory Service Bulletin MSB18-08B, 'Inspection and Maintenance Modification of Cylinder Assemblies'4/11/2019
A en Continental Motors Mandatory Service Bulletin MSB18-08B, 'Inspection and Maintenance Modification of Cylinder Assemblies'1/27/2020
en Continental Motors Service Bulletin SB18-04A, 'Replacement of Flanged Nut (P/N 652541) Identified with Manufacturer's Stamp 'ZB' '4/24/2019
en Lycoming Service Instruction No. 1498b, 'Recommended Engine Procedures for Purge of Vapor during Ground Operations'1/10/2019
en Continental Motors Critical Service Bulletin CSB19-01A, 'Fuel (Primer) Diverter Valve Assembly'3/4/2019
A en Continental Motors Critical Service Bulletin CSB19-01A, 'Fuel (Primer) Diverter Valve Assembly'1/23/2020
en Slick (Champion Aerospace) Service Bulletin SB1-19, 'Mandatory Inspection of Impulse Coupled Slick Magnetos'4/11/2019
en Pratt & Whitney Canada, S.B. No. 3501R1, 'Turboprop Engine, Oil to Fuel Heater - Replacement/Modification of'3/30/2020
en Garmin Service Advisory No. 1989 Rev A, 'Loss of ILS Auto Transition'1/27/2020
en Continental Aerospace Technologies, SB20-01, 'Fuel Screen Assembly, Scheduled Maintenance'4/3/2020
en Continental Aerospace Technologies, SB20-02, 'Check Valve Configuration Inspection (P/N 646717)'3/30/2020
en Continental Aerospace Technologies, SB20-03, 'Engine Preservation During COVID-19 Pandemic'5/1/2020
en Parker Hannifin, PRM110, 'Wheel Assemblies - Alternate Bearing Grease Nyco GN 3058 and Aeroshell Grease 58'3/16/2021
en Pratt & Whitney Canada, SIL GEN-158, 'Handling of Suspected Hexavalent Chromium Residue on Parts during Maintenance, Repair, and Overhaul'5/19/2021
en Continental Aerospace Technologies SB CG 125-1027 P1 'Studs of the Crankshaft Main Bearing Caps'7/16/2021
en Garmin, Service Advisory No. 2157 Rev. C, 'ADS-B, ADS-R, & TIS-B Traffic Accuracy'1/17/2022
en Garmin Service Advisory No. 2111 Rev. C, '3rd Party Wireless SD Cards'2/21/2022
en Hartzell Alert Service Bulletin HC-ASB-61-396, 'Raptor Hub Units - Shot Peening'6/10/2022
en Garmin Service Letter No. 22007 Rev. A, 'Auto Weather Mode'3/3/2022
en Lycoming S.I. No. 1587, 'Reprint of AvStar Service Information Letter No. AFS-SIL-03': 'Carburetor Idle Mixture Adjustment'3/11/2022
en Garmin Service Bulletin No. 22013, 'G5 Backup Battery Discharge'10/31/2022
en Garmin Service Bulletin No. 22016-A, 'GSA 28 Servo Mod 1'3/11/2022
en Garmin Service Bulletin 2151, 'G5 Ver. 2 Battery Pack'9/9/2022
en Air Products & Parts, Service Letter #001, Actuator Linear2/2/2023
en Pratt & Whitney Canada Service Bulletin 3522, 'Turboprop Cable Ignition - Inspection/Replacement of'2/7/2023
en Garmin Service Bulletin No. 22117, 'Cable Retention Pins'7/19/2023
en Lycoming Service Instruction No. 1588, 'Rocker Box Cover Screws Torque Values & Torque Sequence'5/6/2024
en Lycoming Service Bulletin No. 659, ‘STD-33 Washer Replacement’3/26/2025
en Lycoming Service Bulletin No. 661, ‘STD-35 Washer Replacement’3/26/2025
en Pratt & Whitney Canada – Service Information Letter No. PT6A-290 Rev. 2, ‘FCU Campaign (SB 3482) Coverage Details’ & Service Bulletin No. 3482R7, ‘Turboprop Engine Fuel Control Unit - Replacement / Modification of’5/13/2025
en Collins Aerospace Memo, ‘Approved Care Products for Collins Aerospace Goodrich De-Icers’10/9/2025
Miscellaneous
NameRevisionLangSubjectDate
en AAIB Bulletins: PA-23-250, G-Taxi
en Elevator Down Spring7/31/1998
en PA-24 / PA-24-250/260/400 Comanche5/1/2010
en PA-24/24-250/260/400 Comanche4/1/2009
en How to Fly a Cub1/1/1945
en Corsair F4U Paper Airplane
en J-3 Cub Paper Airplane
en T1020 Memo
en Standard Aircraft Characteristics: UO-1 Aztec8/15/1961