The Aviation DataBase: Service Information: M7 Aerospace
The Aviation DataBase®
Complete Aviation Regulatory Library
Sept. 11 Sept. 11
DataBases updated: Jul 16th, 2025
Home Products Library Support Account Login Contact
Airworthiness Limitation Manual Temporary Revisions
NameRevisionLangSubjectDate
en ST-UN-M003: Doors11/17/2014
en ST-UN-M001: Doors11/17/2014
en ST-UN-M003: Supplement A4/28/2015
en ST-UN-M003: Nacelles & Supplement A2/24/2016
en ST-UN-M001: Stall Avoidance System, Nacelle & Supplement A2/24/2016
en ST-UN-M001: Stall Avoidance System, Nacelle & Supplement A4/12/2018
Airworthiness Limitation Manuals
NameRevisionLangSubjectDate
C-12 en SA2274/25/2012
C-6 en SA2274/7/1998
11 en SA227 Commuter4/25/2012
5 en SA227 Commuter4/7/1998
Facts
NameRevisionLangSubjectDate
10 en Important Information on Flight Control Cables, Isolated Incident Suggests Compliance with SB 226-34-002, Regulating Authorities May Require Placards Beyond what is Shown in the Airplane Flight Manual, Check Out the Web Site, Technical Publications5/31/2007
11 en Recent S.D.R's Result in Issuance of "Highly Recommended" SBs, Clarified Functional/Test, Possible Wheel/Brake Contact with Aircraft Braking Systems Corp. Wheel Installation, Metro/Merlin Technical Assistance, Technical Publications8/31/2007
12 en Happy Holidays, Service Engineering/Repair Contact, Cold Weather Preflight Inspection, 2008 Technical Fees, Radome Lighting Protection11/30/2007
1 en M7 Quality Control Procedure Change, Metro Operator's Conference, Metro Life Extension to 50,000 Flight Hours, Alternate Wing Strap Inspections, Pitot Heat Indication SBs, Inspection/Replacement of Flight Control Cable Pulley Guard Pin, Current Publications Availability2/29/2008
2 en Model Designation Added to Technical Manual Listings, Metro Operator's Conference 2008 Review, Clarified Functional Test, H2949-7 Actuator Assembly Retirement Life, Field Maintenance Procedure, M7 Aerospace Part Numbered Cargo Nets, Passenger Seat Limits, Aircraft Inspection, Current Publication Availability5/31/2008
3 en Field Maintenance Procedures FMP-57-011, New Grounding Jacks Installation, Online Parts Catalog, Fuel Boost Pump P/N 1C49-5, Historical Issues of Merlin Talks & Facts, Failed Heated Windshields, P/Ns for Electrical Equipment, Cawi and Cargo Liner Material Sources, Metro 23 Passenger Door Handle, Heated Windshields Interchangeable, Current Publications Availability8/31/2008
4 en 2009 Metro Operator's Conference; Nose Wheel Steering; Nose Wheel Steering Connectors & Wire Bundles; Heated Windshield Electrical Bonding; Technical Assistance; 2009 Technical Support Fees; 2009 Technical Manual Fees; Current Publications Availability11/30/2008
1 en Bleed Air Solenoid Valve Installation, Metro Operator's Conference, Correct Tire Sizes, M7 Launches Quick-Turnaround Chemical Processing Program, SA226/227 MMEL Revision 16, Engine Inspections in Letter and Phase Check Inspection Programs, Component Maintenance Manual (CMM), Technical Support Contact, Current Publications Availability2/28/2009
2 en Don Jenkins Retiring; Metro Operator's Conference (MOC) 2008 Review; Aviation Grade Oxygen; Tire Profile; Metro and Merlin Model Designations; Metro/Merlin OEM Training; Current Publications Availability5/31/2009
3 en Troubleshooting Logic; Nose Steering Arming Valve; Cawi Tank Fungus Removal; Cold Weather Preflight Inspection; Current Publications Availability8/31/2009
4 en Happy Holidays from M7 Aerospace; Altimeter Differences During Leak Test; Notice for FAA Certified A&P Mechanics; Passenger and Cargo Door Operation; New Warranty Repairs Administrator, 2010 Metro Operators Conference; 2010 Technical Support Fees; 2010 Technical Manual Fees; 2010 Technical Manual Fees; Current Publications Availability11/30/2009
1 en Rudder Gust Lock P/N 27-70102-001; Improved Service Life for SA227 Recognition Lights; Nose Wheel Steering Caution; P/N 27-19148-009 Fuel Shutoff Valve Repair; Metro Operators Conference Reminder; Current Publications Availability2/28/2010
2 en Eddie Martinez Retiring; Elimination of Blue Parts Tag (F-Qa-031); Essential Bus-Tie Switches; Technical Publications Data/Change Request (TPDCR); Technical Publications Data/Change Request (TPDCR) Form; 2010 Metro Operators Conference; Current Publications Availability5/31/2010
3 en Component Maintenance Manuals (CMM); Australian Airplane Flight Manuals (AFMS); Wing-to-Fuselage Fairing Form-in-Place Gasket Service Bulletin; Battery Box/Delta P/P Transducer Form-in-Place Gasket SB; M7 Technical Publications Disclaimer; SA227 Metro 23 CAWI Snubber; Parking Brakes; New Nose Wheel Steering Park Switch; Current Publications Availability8/31/2010
4 en Happy Holidays, Planning for Winter, Nose Section Access Panel Service Bulletins, Fuel and Hydraulic Shutoff Valve Repair - New Pricing, 2011 Technical Support Fees, 2011 Technical Manual Fees, 2011 Technical Manual Fees, Current Publications Availability11/30/2010
1 en Asbestos Materials, Ignition/SAS Power Advance Kit Drawing Available, Inspection of Inboard Wing Leading Edge Cracks, Inspection of Lower Engine Truss Assemblies for Cracks, Heated Windshield Damage Reports, Metro Operators Conference 2011, Current Publications Availability2/28/2011
2 en List of M7 Aerospace Supplemental Type Certificates (STC); Heat Exchanger Cleaning, Fuel Hose Leak, Pitch Trim Actuator Fitting Service Bulletins, SAS Power Advance Indicator Lights Modification, Brake Pedal Push Rods, Flight Control Modification for SA226 Camera Mod Aircraft, Revision to Engine Truss Assembly Service Bulletin 226-71-018, Windshield Damage Reporting Form, Use of Plastic Tie-Wraps on Engine Trusses, Landing Gear Actuators, Suspected Unapproved Parts (SUPS), Update From the Metro Operators Association Board, Technical Support Contact Change, Current Publications Availability5/31/2011
3 en Pitch Trim Actuator Fitting Service Bulletins; Drag Brace Pin Corrosion Service Bulletins; Service Bulletin 227-32-045 Cancelled; Brake Pedal Push Rods Service Bulletins; Service Letter 226-Sl-041; Explanation of SBs 226-53-015, 227-53-008, and CC7-53-004; Use of Biobor JF Microbiocide in Fuel Tanks; Log-in Information for MOC Open Items; M7 Aerospace Spares Sales & Support Team Business Hours; M7 Aerospace Spares Sales & Support Team; Current Publications Availability8/31/2011
4 en Happy Holidays; Recent Service Information; Revised Pitch Trim Actuator Fitting Service Bulletins; Revised Drag Brace Pin Corrosion Service Bulletins; Revised Bus-Tie Switch Service Bulletins; SA226, SA227, and SA227 Commuter Category Manuals Temporary Revisions; Loss of Aircraft Lateral Control - Suspect Hydraulic NWS Control; Current Publications Availability11/30/2011
1 en Nose Wheel Steering Troubleshooting - Part 2; Metro Operators Conference 2012; Recent Service Information; Cockpit Air Shield Installation Kit Service Bulletins; Inspection and Repair/Replace of NLG Centering Arm Assembly SBs; Vl-15-1125 Brake Master Cylinder SB for SA227 Aircraft; SA226, SA227, and SA227 CC/DC Manual Temporary Revisions; Current Publications Availability2/29/2012
Flight Manual Supplements
NameRevisionLangSubjectDate
en Metro III, SA227-AC: Generator System (AD/General/39)2/8/1993
en Metro Series, SA227-AC, -BC, -CC & -DC: Operation in Australia - Narrow Runways2/22/1995
en Metro III, SA227-AC: Operation in Australia3/18/1994
en Metro III, SA227-AC: Dual Bleed Air Flow Control2/12/1993
en Metro III, SA227-AC: Cockpit Voice Recorder1/3/1992
en Metro Series, SA227-AC, -BC, -CC & -DC: Vapor Cycle Air Conditioning System7/9/1992
en Merlin IVC Series, SA227-AT: Emergency Locator Transmitter (ELT)11/26/1999
en Merlin IVC Series, SA227-AT: Entrance Lights7/27/1992
en Merlin IVC Series, SA227-AT: Flight Data Recorder12/22/1999
en Merlin IVC Series, SA227-AT: Pitot Heat Warning System12/22/1999
en Merlin IVC Series, SA227-AT: Six-Compartment Cargo Configuration (27-14005-75)8/5/1992
en Merlin Series, SA227-AT & -TT: Cockpit Voice Recorder1/3/1992
en Metro Series, SA227-AC & -BC: Entrance Lights7/27/1992
en Metro Series, SA227-AC, -BC, -CC & -DC: Improved Vapor Cycle Air Conditioning System5/4/1995
en Metro III, SA227-AC & -BC: Emergency Locator Transmitter (ELT)11/26/1999
en Metro III, SA227-AC & -BC: FAR 121 Operations3/12/1997
en Metro III, SA227-AC & -BC: Pitot Heat Warning System12/22/1999
en SA227-DC: Aileron-Rudder Interconnect Installation7/25/1996
en Metro III, SA227-AC: Operation in Australia - Landing with Up to 30 Knots Tailwinds1/14/2000
en SA226-T: Conrac Stall Avoidance System2/19/1986
en SA226-AT & SA226-TC: Pitot Heat Warning System2/3/2000
en SA226-AT & SA226-TC: Emergency Locator Transmitter (ELT)11/26/1999
en SA226-AT, SA226-T & SA226-TC: Cockpit Voice Recorder1/3/1992
en Metro SA226-TC: 14,000 Pound Takeoff Gross Weight Restricted Category2/10/1979
en Metro II/IIA, SA226-TC: Five-Compartment Cargo Configuration (Package-Moving Cargo Version)11/28/1989
en Merlin III/IIIA, SA226-T: Operation in Italy - Flyover Sound Level Compliance6/19/1989
en Merlin, SA226-T: Operation in Italy - 10,500 Pounds Maximum Zero Fuel Weight1/17/1990
revised en SA226-TC, SA226-AT, SA227-AC, SA227-AT, SA227-BC, SA227-CC and SA227-DC: AlliedSignal Aerospace MK-VI Ground Proximity Warning System (GPWS)5/7/1996
revised en SA226-AT, SA226-T & SA226-TC: Auto/Cont. Ignition System12/12/2002
revised en Metro IIA, SA226-TC: 13,100 Pounds Takeoff Weight (Basic Airplane without High Altitude Kit)12/31/1980
revised en Metro III, SA227-AC: Tiller Nose Wheel Steering8/10/1994
revised en Metro III, SA227-AC: Improved Nose Wheel Steering System8/10/1994
revised en Metro III, SA227-AC & -BC: Flight Data Recorder8/4/2000
revised en SA227-TT: Auto/Cont. Ignition System12/12/2002
revised en SA227-TT & -AT: Improved Nose Wheel Steering System8/10/1994
en SA227-DC with C663 McCauley Propellers: Takeoff with SRL Off/Inoperative8/9/1996
en Merlin IVC, SA227-AT: 16,000 Pounds - Takeoff with SRL Off/Inoperative5/13/1987
en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Takeoff with SRL Off/Inoperative5/13/1987
en SA227-DC: Takeoff with SRL Off/Inoperative - Applies to Aircraft with -10 SRL Computers5/21/1993
en SA227-CC: Takeoff with SRL Off/Inoperative12/11/1992
reiss en Merlin SA226-T: Dual Sperry Stars Flight Director6/28/1976
revised en Merlin SA226-AT: Bendix M-4C Flight Control System5/6/1977
revised en Merlin IIIB SA226-TB: Anti-Skid Brakes11/2/1979
revised en Metro SA226-TC: Bendix M-4C Flight Control System12/1/1976
revised en Merlin IIIC, SA227-TT: 13,230 Pounds Takeoff Weight (S/N TT-421 and Subsequent)8/7/1981
revised en SA227-BC: Takeoff with SRL Off/Inoperative - Applies to Aircraft with -10 SRL Computers5/24/1993
en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Flight Data Recorder6/17/1988
en Merlin IVC, SA227-AT: 16,000 Pounds - Flight Data Recorder8/3/1988
en SA227-DC with C663 McCauley Propellers: Minimum CAWI Fluid Quantity for Single Engine Takeoff with Continuous Alcohol-Water Injection8/9/1996
en Metro 23, SA227-DC: 16,500 Pounds - C-26B Configuration12/6/1991
reiss en Merlin SA226-AT: Sperry Stars IVB Flight Director System5/6/1977
reiss en Merlin SA226-T: Low Pressure Landing Gear Modification6/28/1976
revised en Merlin IIIB SA226-TB: Speed Lever Nose Wheel Steering Switch10/23/1980
revised en Metro SA226-TC: Bonzer TRN-70 Radar Altimeter12/1/1976
revised en Metro 23, SA227-CC: Operation in Canada5/7/1997
revised en Merlin IIIC, SA227-TT: Bendix FCS-8700B Automatic Flight Control System11/30/1981
en Merlin IVC, SA227-AT: 16,000 Pounds - Cockpit Voice Recorder12/7/1988
en SA227-CC: Aircraft Breaking System (ABS) Anti-Skid/Power Brake System6/27/1994
en SA227-DC with C663 McCauley Propellers: Tabular Field Length Data for Use with Anti-Skid/Power Brake System10/23/1996
reiss en Merlin SA226-AT: King Radio KNC 610 Area Navigation System5/6/1977
reiss en Metro SA226-TC: RCA AVQ-55 Weather Radar12/1/1976
reiss en Merlin SA226-T: Collins WXR-80 Weather Radar6/28/1976
revised en Merlin IIIB SA226-TB: Continuous Alcohol-Water Injection (CAWI) System12/29/1986
revised en Merlin IIIC, SA227-TT: Bendix FCS-8700B Yaw Damper System11/30/1981
revised en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Cockpit Voice Recorder6/17/1988
en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Flight Data Recorder8/3/1988
en SA227-CC: Minimum CAWI Fluid Quantity for Single Engine Takeoff with Continuous Alcohol-Water Injection5/15/1995
en SA227-DC: Aircraft Braking Systems (ABS) - Anti-Skid/Power Brake System7/22/1994
en SA227-DC with C663 McCauley Propellers: Aircraft Braking Systems (ABS) - Dual Rotor Manual Brake System10/23/1996
en Merlin IIIB SA226-TB: Fuel Quantity Placards6/9/1980
reiss en Metro SA226-TC: Sperry Stars IVB Flight Director System12/1/1976
reiss en Merlin SA226-T: Bonzer TRN-70 Radar Altimeter6/28/1976
reiss en Merlin SA226-AT: RCA AVQ-21 Weather Radio5/6/1977
revised en SA227-BC: Improved Nose Wheel Steering System8/10/1994
en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Cockpit Voice Recorder12/7/1988
en Metro Series, SA226-TC & SA227-AC: Five-Compartment Cargo Configuration (27-14132-25) (for Airplanes without Seat Tracks but with Additional Pan Fittings)4/18/1994
en Metro Series, SA227-AC & -BC: 16,000 Pounds - Six-Compartment Cargo Configuration (27K100002-5 Installation)10/6/2000
en Metro Series, SA227-AC & -BC: Five-Compartment Cargo Configuration (27-14005-113)4/21/1995
en SA227-CC: Reduced Viscosity Hydraulic Fluid11/23/1994
en SA227-DC: Minimum CAWI Fluid Quantity for Single Engine Takeoff with Continuous Alcohol-Water Injection5/15/1995
en Merlin IIIB SA226-TB: 14,000 Pounds Takeoff Gross Weight Restricted Category7/29/1980
en Metro Series, SA226-TC & SA227-AC: Five-Compartment Cargo Configuration (27-14132-25) (for Airplanes without Seat Tracks but with Additional Pan Fittings)4/18/1994
reiss en Merlin SA226-T: Sperry Start IVB Flight Director6/28/1976
reiss en Metro SA226-TC: Oil Pressure and Pitot Heat Limits12/1/1976
reiss en Merlin SA226-AT: Bonzer TRN-71 Radar Altimeter5/6/1977
en Merlin IIIB SA226-TB: Hartzell LT10576B Propellers11/18/1980
en Metro Series, SA226-TC & SA227-AC: Six-Compartment Cargo Configuration (27-14132-1/-19) (for Airplanes without Seat Tracks)3/22/1993
en Metro Series, SA226-TC & SA227-AC: Six-Compartment Cargo Configuration (27-14132-23) (for Airplanes without Seat Tracks but with Additional Pan Fittings)3/18/1993
en Metro Series, SA226-TC & SA227-AC: Six-Compartment Cargo Configuration (27-14132-1/-19) (for Airplanes without Seat Tracks)3/22/1993
en Metro Series, SA226-TC & SA227-AC: Six-Compartment Cargo Configuration (27-14132-23) (for Airplanes without Seat Tracks but with Additional Pan Fittings)3/18/1993
en Metro Series, SA227-AC & -BC: Six-Compartment Cargo Configuration (27-14005-81)9/24/1992
en SA227-DC: Trim-in-Motion Tone Generator and Overspeed Warning System6/6/1996
reiss en Merlin SA226-AT: Oil Pressure and Pitot Heat Limits5/6/1977
reiss en Merlin SA226-T: RCA AVQ-55 Weather Radar6/28/1976
reiss en Metro SA226-TC: Alcohol-Water Injection System Limits12/1/1976
revised en Merlin IVC, SA227-AT: ICAO-Annex 8 - 16,000 Pounds - Operation in Canada9/20/2012
en SA227-DC: Alternate Static System with Collins EFIS-843/26/1996
en Merlin IIIB SA226-TB: Operation with Spade Doors Removed1/11/1982
reiss en Merlin SA226-T: Bonzer TRN-71 Radar Altimeter6/28/1976
reiss en Metro SA226-TC: Alcohol-Water Injection System Limits (TC-208)12/1/1976
reiss en Merlin SA226-AT: Master Warning Lights5/6/1977
en Merlin IIIB SA226-TB: Cockpit Voice Recorder1/3/1992
reiss en Merlin SA226-AT: Low Pressure Main Gear Tires5/6/1977
reiss en Merlin SA226-T: Oil Pressure and Pitot Heat Limits6/28/1976
reiss en Metro SA226-TC: DC Voltmeter Retrofit12/1/1976
revised en SA227-DC: Pitot Heat Warning System7/6/2001
en Metro 23, SA227-DC: Operation in Canada6/17/1997
reiss en Merlin SA226-AT: Alcohol Water Injection (AWI) System5/6/1977
reiss en Merlin SA226-T: Master Warning Lights6/28/1976
reiss en Metro SA226-TC: Low Pressure Tires12/1/1976
revised en Merlin IIIB SA226-TB: Auto/Cont. Ignition System12/12/2002
en SA227-DC: Low Fuel Pressure Warning Annunciation5/28/1997
reiss en Merlin SA226-AT: Emergency/Continuous Alcohol Water Injection (AWI) System5/6/1977
reiss en Merlin SA226-T: Low Pressure Tires6/28/1976
revised en Metro II, SA226-TC: High Altitude Kit (Continuous AWI and Standby Rocket)12/20/1983
reiss en Merlin SA226-AT: Standby Rocket Engine12/20/1983
reiss en Metro SA226-TC: Reduced Fuel Capacity12/1/1976
revised en Merlin SA226-T: Dual Camera Provisions3/22/1978
en Merlin SA226-AT: Independent Pitot Heat Control6/28/1977
en SA227-DC: GNS-XLS Flight Management System with Fault Detection and Exclusion Capability7/15/1999
reiss en Metro SA226-TC: 31,000 Foot Operating Altitude (FAR Part 91 Operations Only)12/1/1976
en Merlin SA226-AT: Speed Lever Nose Wheel Steering Switch4/26/1979
en Merlin SA226-T: Independent Pitot Heat Control6/28/1977
revised en Metro II, SA226-TC: Continuous AWI System12/17/1981
en Merlin SA226-T: Alcohol Water Injection (AWI) System7/20/1977
revised en Merlin IV/IVA, SA226-AT: Flyover Sound Level Compliance9/29/1980
en Merlin IV SA226-AT: Operation with Spade Doors Removed1/11/1982
en Merlin SA226-T: Single Camera Provisions4/20/1978
en Metro SA226-TC: Ground Air Conditioning Connector5/31/1977
en Merlin SA226-T: Speed Lever Nose Wheel Steering Switch6/8/1979
revised en Merlin IV/IVA, SA226-AT: Conrac SAS (STC # SA4725SW)12/7/1988
en Merlin III SA226-T: Operation with Spade Doors Removed1/11/1981
en Metro II, SA226-TC: Tiller Wheel Nose Gear Steering9/7/1982
revised en Metro II, SA226-TC: Emergency Alcohol Water Injection (AWI) System (Pump Operated)7/14/1982
en Metro SA226-TC: Independent Pitot Heat Control6/28/1977
en Metro SA226-TC: Anti-Skid Brake System11/14/1978
en Metro SA226-TC: Speed Lever Nose Wheel Steering Switch4/26/1979
revised en Metro II, IIA, SA226-TC: Flyover Sound Level Compliance9/29/1980
en Metro SA226-TC: Reduced Power Takeoff8/8/1979
en Metro SA226-TC: Fuel Quantity Placards12/14/1978
revised en Metro SA226-TC: 179 Cubic Foot Oxygen System8/18/1986
revised en Metro IIA, SA226-TC: 13,230 Pounds Takeoff Weight (Airplane S/N TC-398 and Subsequent)1/12/1998
revised en Metro SA226-TC: Deteriorated Power Operation8/17/1983
revised en Metro, Metro II & Metro IIA: SA226-TC: Operation with Spade Doors Removed2/24/1986
revised en Metro, Metro II & Metro IIA, SA226-TC: Conrac SAS (STC #SA4725SW)12/7/1988
en Merlin IVC, SA227-AT: ICAO Annex 8 - 14,500 Pounds - Takeoff with SRL Off/Inoperative11/30/1988
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - Takeoff with SRL Off/Inoperative5/22/1989
en Metro III, SA227-AC: 16,000 Pounds - Takeoff with SRL Off/Inoperative5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds with McCauley Propellers - Takeoff with SRL Off/Inoperative5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Takeoff with SRL Off/Inoperative5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - AC System with Three Inverters5/22/1989
en Metro III, SA227-AC: 16,000 Pounds - Flight Data Recorder5/22/1989
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - ICAO-Annex 8 Operations5/22/1989
revised en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds with McCauley Propellers - Operation in Canada9/20/2012
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - Flight Data Recorder5/22/1989
en Metro III, SA227-AC: 16,000 Pounds - Cockpit Voice Recorder5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds with McCauley Propellers - Flight Data Recorder5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Flight Data Recorder5/22/1989
revised en Merlin IVC, SA227-AT: ICAO Annex 8 - 14,500 Pounds - Operation in Canada9/20/2012
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - Cockpit Voice Recorder5/22/1989
en Merlin IVC, SA227-AT: ICAO Annex 8 - 14,500 Pounds - Flight Data Recorder11/30/1988
en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds with McCauley Propellers - Cockpit Voice Recorder5/22/1989
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Cockpit Voice Recorder5/22/1989
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - Ferry with Flaps Inoperative4/22/1992
en Merlin IVC, SA227-AT: ICAO Annex 8 - 14,500 Pounds - Cockpit Voice Recorder11/30/1988
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Flight Data Recorder5/22/1989
en Metro III, SA227-AC: 200 Ampere Electrical System8/15/1991
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Cockpit Voice Recorder5/22/1989
en Metro III, SA227-AC: 14,500 Pounds with McCauley Propellers - Ferry with Landing Gear Extended10/1/1996
en Metro III, SA227-AC: 21-Inch Dowty Rotol Propeller Boots (P/N 660709275)8/15/1991
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Flight Data Recorder5/22/1989
en Metro III, SA227-AC: 16,000 Pounds - Ferry with Flaps Inoperative4/22/1992
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Cockpit Voice Recorder5/22/1989
en Metro III, SA227-AC: Increased Zero Fuel and Landing Weights11/6/1992
revised en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Operation in Canada9/20/2012
en Metro III, SA227-AC: 16,000 Pounds - Ferry with Landing Gear Extended10/1/1996
en Metro III, SA227-AC: 200 Ampere Electrical System8/15/1991
en Metro III, SA227-AC: 21-Inch Dowty Rotol Propeller Boots (P/N 660709275)7/23/1991
en Metro III, SA227-AC: Increased Zero Fuel and Landing Weights11/6/1992
en Metro III, SA227-AC: Aircraft Braking System (ABS) - Anti-Skid/Power Brake System8/12/1994
en Metro III, SA227-AC: 14,500 Pounds MTOW 11/1/1994
en Metro III, SA227-AC: Reduced Viscosity Hydraulic Fluid12/19/1994
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Operation with Dual Bleed Air Flow Control7/11/2002
en Metro III, SA227-AC: Loading Instructions - Aviorrenta Configuration8/22/1989
en Merlin SA226-AT: Entertainment TV and Video Tape Machine8/1/1977
en Merlin SA226-AT: Ambulance Airplane11/1/1977
en Merlin SA226-AT: Ambulance Airplane11/1/1977
en Merlin IVA SA226-AT: Dual Camera Provisions6/20/1979
en Merlin SA226-AT: Ambulance Airplane5/18/1979
en Merlin IVA SA226-AT: Dual Vertical and Oblique Camera Provisions8/16/1979
en Merlin IVA SA226-AT: Dual Camera Provisions6/20/1979
en Merlin IVC, SA227-AT: 14,500 Pounds - Takeoff with SRL Off/Inoperative11/30/1988
en Metro III, SA227-AC: ICAO Annex 8 - 16,000 Pounds - Takeoff with SRL Off/Inoperative11/7/1990
revised en Metro III, SA227-AC: ICAO Annex 8 Operations9/5/1986
en Merlin IVC, SA227-AT: 14,500 Pounds - McCauley Propellers11/30/1988
en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds - Flight Data Recorder11/7/1990
en Merlin IVC, SA227-AT: 14,500 Pounds - ICAO Annex 8 Operations11/30/1988
en Metro III, SA227-AC: ICAO Annex 8 - 14,500 Pounds - Cockpit Voice Recorder11/7/1990
en Metro III, SA227-AC: Takeoff with SRL Off/Inoperative7/30/1986
en Metro III, SA227-AC: 14,500 Pounds - Flight Data Recorder8/3/1988
revised en Metro III, SA227-AC: ICAO Annex 8 - Operation in Canada9/20/2012
revised en Merlin IVC, SA227-AT: 14,500 Pounds - Operation in Canada5/7/1997
en Merlin IVC, SA227-AT: 14,500 Pounds - Flight Data Recorder11/30/1988
revised en Metro III, SA227-AC: 14,500 Pounds - Cockpit Voice Recorder12/7/1988
en Merlin IVC, SA227-AT: 14,500 Pounds - Cockpit Voice Recorder11/30/1988
en Metro III, SA227-AC: Ferry with Flaps Inoperative3/18/1992
en Metro III, SA227-AC: 14,500 Pounds - Ferry with Landing Gear Extended11/20/1996
Flight Manuals
NameRevisionLangSubjectDate
revised en Merlin SA-26AT Dash One5/14/2015
revised en Merlin SA-26AT Dash One5/14/2015
revised en Merlin SA-26AT Dash Two5/14/2015
revised en Merlin SA-26AT Dash Two5/14/2015
B-33 en Merlin SA226-AT11/14/2014
B-33 en Merlin SA226-AT11/14/2014
A-29 en Swearingen Merlin SA226-T11/14/2014
A-29 en Swearingen Merlin SA226-T11/14/2014
B-29 en Merlin SA226-T(B)11/14/2014
B-29 en Merlin SA226-T(B)11/14/2014
A-43 en Metro SA226-TC11/14/2014
A-43 en Metro SA226-TC11/14/2014
B-11 en Metro III - ICAO Annex 8 - 14,500 Pounds11/14/2014
A-12 en SA227-AC 14,500 LB - ICAO ANNEX 811/14/2014
A-12 en SA227-AC 14,500 LB - ICAO ANNEX 811/14/2014
A-16 en Metro III - SA227-AC (16,000 LB)11/14/2014
A-16 en Metro III - SA227-AC (16,000 LB)11/14/2014
B-19 en SA227-AC 14,500 LBS12/9/2014
B-19 en SA227-AC 14,500 LBS12/9/2014
A-14 en Metro III SA227-AC 14,500 LBS8/17/2015
A-13 en Metro III SA227-AC 14,500 LBS12/9/2014
A-16 en SA227-AC 16,000 LBS - ICAO ANNEX 86/29/2015
A-16 en SA227-AC 16,000 LBS - ICAO ANNEX 86/29/2015
A-15 en SA227-AC 16,000 LBS - ICAO ANNEX 812/9/2014
A-12 en SA227-AT 14,500 LB - ICAO ANNEX 811/14/2014
A-12 en SA227-AT 14,500 LB - ICAO ANNEX 811/14/2014
13 en SA227-AT 16,000 LBS11/14/2014
13 en SA227-AT 16,000 LBS11/14/2014
13 en SA227-AT 16,000 LBS11/14/2014
B-12 en Merlin IVC SA227-AT 14,500 LBS12/9/2014
B-12 en Merlin IVC SA227-AT 14,500 LBS12/9/2014
13 en SA227-AT 16,000 LBS - ICAO ANNEX 812/9/2014
13 en SA227-AT 16,000 LBS - ICAO ANNEX 812/9/2014
21 en SA227-BC12/9/2014
21 en SA227-BC12/9/2014
17 en SA227-CC12/9/2014
17 en SA227-CC12/9/2014
34 en SA227-DC12/9/2014
34 en SA227-DC12/9/2014
8 en SA227-DC (C663 McCauley Props)12/9/2014
8 en SA227-DC (C663 McCauley Props)12/9/2014
29 en SA227-TT Merlin IIIC12/9/2014
15 en SA227-TT Fairchild 30012/9/2014
15 en SA227-TT Fairchild 30012/9/2014
13 en SA227-TT Fairchild 300 12,500 LBS12/9/2014
13 en SA227-TT Fairchild 300 12,500 LBS12/9/2014
29 en SA227-TT Merlin IIIC12/9/2014
Illustrated Parts Catalog Temporary Revisions
NameRevisionLangSubjectDate
en SA227: Chapter 21-30-20 - Pressurization Plumbing, Aft Fuselage1/14/2016
en SA226: Chapter 27-50-04 - Flap Actuator System6/12/2015
en SA226: Chapter 29-10-00 - Left Flap System6/12/2015
en SA226: Chapter 29-10-00 - Right Flap System6/12/2015
en SA226: Chapter 30-40-00 - Windshield Overheat Monitoring System Install8/7/2015
en SA226: Chapter 32-20-20 - Positioning Cam and Bellcrank Assembly6/26/2015
en SA227CC/DC: Vertical Stabilizer, Skins and Panels6/22/2016
en SA226: Chapter 56-10-01 - Heated Windshield8/7/2015
en SA227: Chapter 76-10-40 - Power Cable Installation - Nacelle4/1/2016
en SA226: Chapter 76-10-04 - Engine Power Control4/1/2016
en SA227: Chapter 82-EFF PGS - Continuous Alcohol/Water Injection1/14/2016
en SA227CC/DC: Chapter 82 - Water Injection6/22/2016
en Merlin II: Aileron Control System2/26/2015
en Merlin II: Elevator Control System2/26/2015
en Merlin II: Aileron Control System7/10/2015
Illustrated Parts Catalogs
NameRevisionLangSubjectDate
1 en Merlin II9/28/2012
104 en SA226 Series4/1/2015
105 en SA226 Series11/1/2016
153 en SA227 Series10/1/2015
154 en SA227 Series5/1/2017
52 en SA227 Series - Commuter Category5/1/2016
53 en SA227 Series - Commuter Category12/1/2017
Illustrated Tool & Equipment Manuals
NameRevisionLangSubjectDate
5 en SA226 & SA227 Series1/29/2015
Inspection Manual Temporary Revisions
NameRevisionLangSubjectDate
en ST-UN-M002: Doors11/17/2014
en ST-UN-M002: Stall Avoidance System, Nacelle & Supplement A4/28/2015
en ST-UN-M002: Stall Avoidance System, Nacelle & Supplement A2/24/2016
Inspection Manuals
NameRevisionLangSubjectDate
A-13 en SA2264/25/2012
A-6 en SA22612/8/1997
Instructions for Continued Airworthiness
NameRevisionLangSubjectDate
2 en SA227-CC & SA227-DC2/10/2017
Letter Check Inspection Program Temporary Revisions
NameRevisionLangSubjectDate
en SA226: Letter Check B1/13/2014
en SA227CC/DC: Letter Check B1/13/2014
en SA227: Letter Check B1/13/2014
Letter Check Inspection Programs
NameRevisionLangSubjectDate
23 en SA226 Series9/28/2012
19 en SA227 Series9/28/2012
17 en SA227 Series - Commuter Category9/28/2012
Maintenance Manual Temporary Revisions
NameRevisionLangSubjectDate
en SA226: Time Limits - Maintenance Practices2/23/2016
en SA227: Time Limits - Maintenance Practices2/23/2016
en SA227CC/DC: Time Limits - Maintenance Practices2/23/2016
en SA26: Supplement A & D7/15/2014
en SA226: Pitch Trim System and Control - Maintenance Practices2/23/2015
en SA227CC/DC: Pitch Trim and Control - Maintenance Practices9/3/2014
en SA227CC/DC: Aileron Control - Maintenance Practices3/6/2015
en SA226: Aileron Control - Maintenance Practices3/6/2015
en SA227: Pitch Trim and Control - Maintenance Practices9/3/2014
en SA227: Aileron Control - Description and Operation3/6/2014
en SA227: Aileron Control - Description and Operation12/1/2016
en SA227: Fuel Indicating - Maintenance Practices6/9/2015
en SA227CC/DC: Fuel Indicating - Maintenance Practices6/9/2015
en SA226: Hydraulic Accumulator - Maintenance Practices6/18/2015
en SA227: Hydraulic Accumulator - Maintenance Practices6/18/2015
en SA227CC/DC: Hydraulic Accumulator - Maintenance Practices6/18/2015
en SA227: Windows - Maintenance Practices7/15/2014
en SA227CC/DC: Windows - Maintenance Practices7/15/2014
en SA227: Cockpit Compartment Windshields/Windows - Maintenance Practices3/19/2015
en SA227CC/DC: Cockpit Compartment Windshields/Windows - Maintenance Practices3/19/2015
en SA226: -3 and -10 Engine Change - Maintenance Practices3/15/2016
en SA227CC/DC: Engine Preparation/Assembly - Maintenance Practices3/15/2016
en SA227: Engine Preparation/Assembly - Maintenance Practices3/15/2016
Maintenance Manuals
NameRevisionLangSubjectDate
5 en SA26 Series1/30/2014
122 en SA226 Series12/31/2014
123 en SA226 Series10/7/2017
134 en SA227 Series8/29/2016
135 en SA227 Series11/13/2017
52 en SA227 CC / DC - Commuter Category2/10/2017
53 en SA227 CC / DC - Commuter Category11/15/2017
Phase Inspection Manual Temporary Revisions
NameRevisionLangSubjectDate
en SA227CC/DC: Supplemental Inspection9/20/2013
en SA227: Supplemental Inspections4/17/2013
en SA226: Flight Compartment, Zone #31/13/2014
en SA227CC/DC: Flight Compartment, Zone #39/20/2013
en SA227CC/DC: Flight Compartment, Zone #31/13/2014
en SA227: Flight Compartment, Zone #31/13/2014
en SA226: Chapter 53/31/2014
en SA227CC/DC: Cabin and Fuselage, Zone #43/31/2014
en SA227: Detailed Inspections1/13/2014
en SA227: Detailed Inspections3/31/2014
en SA227: Landing Gear and Wheel Wells, Zone #57/1/2013
en SA227CC/DC: Engines/Nacelles, Zone #95/13/2013
en SA227: Engine/Nacelles, Zone #95/13/2013
Phase Inspection Manuals
NameRevisionLangSubjectDate
17 en Metro & Metro II9/28/2012
20 en Metro III9/28/2012
19 en SA227 CC / DC - Commuter Category9/28/2012
Pilot's Checklists
NameRevisionLangSubjectDate
11 en SA227-DC (6DC)12/7/2007
4 en SA227-DC (8DC) with C663 McCauley Propellers12/7/2007
6 en SA227-CC (6CC) with TPE331-11U-612G Engines12/7/2007
Publication Indexes
NameRevisionLangSubjectDate
en SA26 Series: Service Bulletin Index8/6/2003
en SA26 Series: Service Bulletin Index
en SA226 Series: Service Bulletin Index11/7/2018
en SA227 Series: Service Bulletin Index11/7/2018
en SA227 Series Commuter Category: Service Bulletin Index11/7/2018
en SA26 Series: Service Letter Index11/7/2018
en SA226 Series: Service Letter Index11/7/2018
en SA227 Series: Service Letter Index11/7/2018
en SA227 Series Commuter Category: Service Letter Index11/7/2018
en SA26 Series: Service Notice Index11/8/1990
en SA226 Series: Service Notice Index6/6/2014
en SA227 Series: Service Notice Index5/11/2012
en SA227 Series Commuter Category: Service Notice Index5/11/2012
en SA226, SA227 and CC/DC: Technical Publications Index11/27/2018
en SA226-AT: AFM Manual Temporary Revision & Supplement Lists12/7/1988
en SA226-TC: AFM Manual Temporary Revision & Supplement Lists1/12/1998
en Metro IIIB: AFM Manual Temporary Revision & Supplement Lists2/15/1979
en SA226-T: AFM Manual Temporary Revision & Supplement Lists1/11/1982
en SRM Manual Temporary Revision & Supplement Lists11/19/2014
en AMM Manual Temporary Revision & Supplement Lists7/26/2013
en 300: AFM Manual Temporary Revision & Supplement Lists10/31/1985
en SA227-CC: AFM Manual Temporary Revision & Supplement Lists12/11/1992
en SRM Manual Temporary Revision & Supplement Lists11/19/2014
en Merlin IVC: AFM Manual Temporary Revision & Supplement Lists8/3/1988
en Metro III (SA227-4MC): AFM Manual Temporary Revision & Supplement Lists9/20/2012
en Metro III (SA227-4AC): AFM Manual Temporary Revision & Supplement Lists9/20/2012
en Merlin IVC: AFM Manual Temporary Revision & Supplement Lists9/20/2012
en SA227-BC: AFM Manual Temporary Revision & Supplement Lists9/25/1989
en Metro III: AFM Manual Temporary Revision & Supplement Lists8/3/1988
en SA227-DC: AFM Manual Temporary Revision & Supplement Lists7/6/2001
en AMM Manual Temporary Revision & Supplement Lists6/18/2015
en Metro III (SA227-MC): AFM Manual Temporary Revision & Supplement Lists10/1/1996
en Metro III (SA227-8AC): AFM Manual Temporary Revision & Supplement Lists9/20/2012
en Metro III (SA227-AC): AFM Manual Temporary Revision & Supplement Lists10/1/1996
en IPC Manual Temporary Revision & Supplement Lists1/14/2016
en PIM Manual Temporary Revision & Supplement Lists3/31/2014
en SA227-DC: AFM Manual Temporary Revision & Supplement Lists3/14/1997
en Merlin IIIC: AFM Manual Temporary Revision & Supplement Lists2/5/1982
en SRM Manual Temporary Revision & Supplement Lists10/31/2014
en AMM Manual Temporary Revision & Supplement Lists6/18/2015
Service & Recovery Manuals
NameRevisionLangSubjectDate
reissA en SA226 Series - Merlin IVA/Metro II8/31/1997
reissB en SA227 Series - Merlin IVC/Metro III8/31/1997
2 en Metro 23 Series - (SA227-CC and DC)12/16/1991
Service Bulletins
NameRevisionLangSubjectDate
en Air Conditioning - Cooling - Improved Air Conditioning Compressor Pulley5/6/1977
en Electrical System - Installation of Insulation on Landing Gear and Flap Selector Switches1/14/1976
A en Installation of Excitation Resistors in Generator Field Circuits8/4/1969
A en Mandatory Replacement of Strut Switch Striker Plate3/2/1967
A-reiss en Mandatory Replacement of Strut Switch Striker Plate3/2/1967
A en Mandatory Relay Replacement - Attitude Sensing Elevator Downspring3/2/1967
A-reiss en Mandatory Relay Replacement - Attitude Sensing Elevator Downspring3/2/1967
en Anti-Ice By-Pass2/20/1967
reiss en Anti-Ice By-Pass2/20/1967
A en Mandatory Replacement of Air Induction Actuator P/N 31-208-6 with Actuator 31-208-6M3/2/1967
A-reiss en Mandatory Replacement of Air Induction Actuator P/N 31-208-6 with Actuator 31-208-6M3/2/1967
en Trim Tab Actuator Grease Change2/20/1967
reiss en Trim Tab Actuator Grease Change2/20/1967
en Modification of Horizontal Stabilizer3/22/1967
reiss en Modification of Horizontal Stabilizer3/22/1967
en Rudder Tab Rod3/30/1967
reiss en Rudder Tab Rod3/30/1967
en Sprocket Pin Retainer3/30/1967
reiss en Sprocket Pin Retainer3/30/1967
en Air Conditioning System Switch Replacement5/2/1967
reiss en Air Conditioning System Switch Replacement5/2/1967
en Modification of Compressor Unit Assembly5/2/1967
reiss en Modification of Compressor Unit Assembly5/2/1967
en Modification of Cabin Air Ducts5/2/1967
reiss en Modification of Cabin Air Ducts5/2/1967
en Placard Installation - Aircraft Identification12/8/1987
en Voltage Regulator Protective Cover5/30/1967
reiss en Voltage Regulator Protective Cover5/30/1967
en Control Locks5/22/1967
reiss en Control Locks5/22/1967
A en Pressure Bulkhead Wire Routing Locations8/31/1967
A-reiss en Pressure Bulkhead Wire Routing Locations8/31/1967
en Switch Actuator Material Change5/30/1967
reiss en Switch Actuator Material Change5/30/1967
en Modification of Air Inlet Duct6/5/1967
reiss en Modification of Air Inlet Duct6/5/1967
en Compressor Motor Pulley Change6/21/1967
reiss en Compressor Motor Pulley Change6/21/1967
en Fuel Boost Pump Screen Removal8/15/1967
reiss en Fuel Boost Pump Screen Removal8/15/1967
en Voltage Regulator Resistor8/15/1967
reiss en Voltage Regulator Resistor8/15/1967
A en Gross Weight Increase12/26/1967
A-reiss en Gross Weight Increase12/26/1967
en Increase in Fuel Dumping Capability9/25/1967
reiss en Increase in Fuel Dumping Capability9/25/1967
A en Electric Heater Overheat Switch11/7/1967
A-reiss en Electric Heater Overheat Switch11/7/1967
en Vacuum Applied to Pressure Controller11/10/1967
reiss en Vacuum Applied to Pressure Controller11/10/1967
en Electrical Power - Windshield Heat Circuit Breaker Modification5/16/2011
en Landing Gear Limit Switch Check11/21/1967
reiss en Landing Gear Limit Switch Check11/21/1967
en Turtleback Drain11/21/1967
reiss en Turtleback Drain11/21/1967
en Fire Protection - Perform Detail Visual Inspection (DVI) of all Installed Fenwal Overheat Detectors in Wheel Wells and Engine Compartments9/26/2014
en Flap Actuator Drain11/30/1967
reiss en Flap Actuator Drain11/30/1967
3 en Flight Controls - Aileron and Elevator Hinge Attach Area Inspection2/24/1986
2 en Mandatory Flight Controls - Inspection and Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns10/23/2013
3 en Mandatory Flight Controls - Inspection and Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns4/4/2014
3 en Mandatory Flight Controls - Inspection and Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns4/8/2014
en Mandatory Flight Controls - Inspection of Cockpit Control Column Horizontal Tube for Cracks10/8/2015
1 en Flight Controls - Inspection of Rudder Bellcrank10/12/2015
en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/11/1996
2 en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/5/2014
en Flight Controls - Control Column Pivot Improvement6/16/1997
en Four Buss Electrical System1/20/1968
reiss en Four Buss Electrical System1/20/1968
en Provisions for Max Flow1/22/1968
reiss en Provisions for Max Flow1/22/1968
en Auto/Continuous Cabin Air Blower1/22/1968
reiss en Auto/Continuous Cabin Air Blower1/22/1968
1 en Ice and Rain Protection - Installation of Windshield Overheat Monitoring System1/25/2013
en Wide Belt Compressor Drive12/14/1967
reiss en Wide Belt Compressor Drive12/14/1967
en T5 Temperature Indicator Change12/12/1967
reiss en T5 Temperature Indicator Change12/12/1967
en Landing Gear - Lower Torque Knee Inspection3/2/1994
en Landing Gear - Nose Gear - Inspection/Replacement of Lower Shock Absorber Assembly7/31/1991
en Landing Gear - Landing Gear Control Assembly2/13/1987
en Modification, Cabin Air Distribution1/30/1968
reiss en Modification, Cabin Air Distribution1/30/1968
en Engine Controls Pressure Seal1/22/1968
reiss en Engine Controls Pressure Seal1/22/1968
en Fuel Boost Pump Seal Drain1/22/1968
reiss en Fuel Boost Pump Seal Drain1/22/1968
A en Fuselage Drains2/21/1968
A-reiss en Fuselage Drains2/21/1968
en Inspection of Wing Fairing Attach Rivets5/24/1968
reiss en Inspection of Wing Fairing Attach Rivets5/24/1968
A en Freon System Pulley Inspection6/27/1968
A-reiss en Freon System Pulley Inspection6/27/1968
A en Optional Replacement Vacuum Pump1/16/1969
A-reiss en Optional Replacement Vacuum Pump1/16/1969
en Stability Augmenter Switch Security6/12/1968
reiss en Stability Augmenter Switch Security6/12/1968
A en Horizontal Stabilizer and Elevator Rework12/5/1968
A-reiss en Horizontal Stabilizer and Elevator Rework12/5/1968
en Gear Door Edge Strap10/4/1968
reiss en Gear Door Edge Strap10/4/1968
A en Modification of Engine Controls1/29/1969
reiss en Modification of Engine Controls10/30/1968
A en Landing Gear Strut Cap Retaining Ring Keeper1/16/1969
A-reiss en Landing Gear Strut Cap Retaining Ring Keeper1/16/1969
en Modification of Continuous Fan Circuit12/23/1968
reiss en Modification of Continuous Fan Circuit12/23/1968
A en Deicer System Circuit Modification2/5/1969
A-reiss en Deicer System Circuit Modification2/5/1969
A en Modification to Improve Oil Temperature Control12/23/1968
A-reiss en Modification to Improve Oil Temperature Control12/23/1968
A en Inspection and Component Replacement Cabin Pressure Ducts1/10/1969
A-reiss en Inspection and Component Replacement Cabin Pressure Ducts1/10/1969
en Landing Gear Strut Inflation12/24/1968
reiss en Landing Gear Strut Inflation12/24/1968
A en Bleed Air Flow Restrictor1/10/1969
A-reiss en Bleed Air Flow Restrictor1/10/1969
en Pressurization Flow Control Sense Line Restrictor12/26/1968
reiss en Pressurization Flow Control Sense Line Restrictor12/26/1968
A en Deicer System Air Safety Valve1/13/1969
A-reiss en Deicer System Air Safety Valve1/13/1969
en Mandatory Fuselage - Inspection of F.S. 51.31 Forward Pressure Bulkhead for Cracks9/26/2013
1 en Mandatory Fuselage - Inspection of F.S. 51.31 Forward Pressure Bulkhead for Cracks11/6/2013
en Modification of Landing Gear Torque Tube Drive1/16/1969
reiss en Modification of Landing Gear Torque Tube Drive
en Engine Inlet Heat1/13/1969
reiss en Engine Inlet Heat1/13/1969
en Oil Cooler, Air Inlet Heat1/14/1969
reiss en Oil Cooler, Air Inlet Heat1/14/1969
en Windows - Inspection of Cockpit Heated Windshields (P/N 26-21126)12/1/2010
en Windows - Installation of New Electrically Heated Glass Windshield (P/N 27-19482-001/-002)9/28/2012
1 en Mandatory Windows - Inspect Cockpit Windshields and Side Windows for Fastener/Nut Security2/26/2015
revised en Window - Cockpit - Inspection of Cockpit Acrylic Outer Window Panes2/7/1991
2 en Windows - Cockpit - Cockpit Side Window - Inner Pane Installation7/13/1995
revised en Window - Cabin - Inspection and Replacement of 26-22039 Cabin Outer Window Pane2/7/1991
A en Windshield Change2/17/1969
A-reiss en Windshield Change2/17/1969
revised en Wing - Inspection of Wing and Wing Attach Fittings6/26/1986
en Icing Approval1/28/1969
reiss en Icing Approval1/28/1969
en Modification of Engine Controls4/25/1969
reiss en Modification of Engine Controls4/25/1969
en Replacement of Series/Parallel Relays1/15/1969
reiss en Replacement of Series/Parallel Relays1/15/1969
en Increase Landing Weight3/7/1969
reiss en Increase Landing Weight3/7/1969
A en Reinforcement of Nacelle Beams3/25/1969
A-reiss en Reinforcement of Nacelle Beams3/25/1969
en Replacement of Landing Gear Torque Drive Seals4/25/1969
en Modification of Bottom Door Seal Attachment3/7/1969
reiss en Modification of Bottom Door Seal Attachment3/7/1969
en Replacement Reverse Spring Pack Support3/10/1969
A en Drain Hole3/27/1969
A-reiss en Drain Hole3/27/1969
en Replacement of Engine Bleed Air Line and Bellows4/25/1969
reiss en Replacement of Engine Bleed Air Line and Bellows4/25/1969
en Cockpit Side Window Replacement4/28/1969
reiss en Cockpit Side Window Replacement4/28/1969
en Ignition System - Installation of Continuous/Override Ignition Switching8/5/1987
1 en Ignition - Modification Kit - Auto Ignition System4/13/2000
3 en Ignition - Modification Kit - Auto Ignition System8/6/2003
en Engine Controls - Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21903/17/2015
en Flight Controls - Systems Hardware - Rudder and Elevator Control Systems Attaching Hardware - Inspect and Replace9/19/1980
en Flight Controls - Inspection of Outboard Elevator Hinge Bracket & Torque Tube Fitting11/25/1980
en Inspection of Locking Pin in Flap Drive
en Ice and Rain Protection - Pressure - Replacement of Deicer Pressure Regulator Valve3/9/1973
revised en Installation of Improved Bus Transfer Switch3/6/1979
revised en Inspection and Replacement of Main Gear Door Actuator Torque Tube Support Bracket3/6/1979
revised en Inspection of Landing Gear Actuators for Proper End Play3/7/1979
en Landing Gear - Inspection of Retract Torque Tube and Support6/29/1979
A en Main and Nose Wheel Axle Nut Torque1/12/1970
en Landing Gear - Wheels and Brakes - Installation of Brake Return Springs10/5/1977
en Landing Gear - Brakes - Inspection of Master Cylinder3/17/1981
A en Inspection of Nose Gear Steering Sprocket and Collar Assembly (Hub Assembly)3/6/1979
en Main Landing Gear Drag Brace Bolts
A en Main Landing Gear Drag Brace Bolts7/30/1970
en Replacement of Flexible Bleed Air Pressure Tube Assembly8/25/1969
en Securing Bleed Air Lines to Engine Inlet Scoop1/8/1970
en Doors - Passenger - Inspection of Door Latch Mechanism3/25/1980
revised en Installation of Control Column Support Gussets3/6/1979
en Fuselage Skin - Lower LH and RH - Instructions of Lower Fuselage Skin Inspection and Installation of Skin Doubler2/23/1973
revised en Stabilizers - Horizontal - Radiographic Inspection of Horizontal Stabilizer11/1/1983
en Stabilizer - Vertical - Installation of Inspection Panel10/21/1980
en Wings - Main Frame - Front Spar, Inspection of Upper and Lower Spar Caps10/15/1973
en Power Plant - Engine Drains - Provisions to Prevent Overboard Venting2/12/1975
en Power Plant - Engine Drains - Provisions to Prevent Overboard Venting2/28/1975
en Safety Lock Wiring of Retaining Screws on Solenoid Valve Assembly Turbo-Prop Governors (Woodward Service Bulletin 33532B, Supplement 1)8/10/1970
en Relocation of TIT P3 Pressure Sensing Port
revised en Diode Heat Sink - Starter Circuit3/6/1979
en Placards and Markings - Increased Forward Baggage Compartment Capacity3/1/1983
en Placard Installation - Aircraft Identification12/8/1987
revised en Air Conditioning - Temperature Control - Install Additional Thermal Switch in Each Hot Air Duct to Activate Auto Fan Circuit9/5/1975
revised en Air Conditioning - Distribution - Modification of Cabin Air Ducts9/11/1975
revised en Air Conditioning - Door Seal Valve - Installation of Vent Hole9/11/1995
revised en Air Conditioning - Door Seal Valve - Installation of Vent Hole9/11/1975
revised en Air Conditioning - Cooling - Modification to Improve Screen Deicing9/11/1975
revised en Air Conditioning - Temperature Control - Mass Flow Valve Control Change9/11/1975
en Air Conditioning - Improved Operation of Anti-Ice Subsystem12/18/1975
en Air Conditioning - Compression - Improved Operation of Pneumatic Anti-Icing Subsystem4/19/1977
en Air Conditioning - Compression - Addition of Bleed Air Heat Exchanger5/11/1977
en Air Conditioning - Compression - Installation of Improved Bleed Air Duct4/22/1977
en Air Conditioning - Distribution - Improved Cabin Air Circulation9/16/1977
en Air Conditioning - Distribution - Use of Fresh Air Fan while in Flight9/9/1977
en Air Conditioning - Dual Electric Cabin Temperature Control System8/28/1981
revised en Air Conditioning System - Improve Distribution System10/3/1986
revised en Air Conditioning - Moisture Barrier Installation11/4/1987
en Mandatory Air Conditioning - Control Valve Relocation2/2/1983
en Air Conditioning - Anti-Ice Screen Installation10/24/1985
en Air Conditioning - Improved Cockpit Fresh Air Outlets2/10/1994
en Air Conditioning - Alternate Cabin Altitude Warning Switch Modification7/8/2008
en Air Conditioning - Cockpit Air Shield Installation at Left and Right Circuit Breaker Consoles12/9/2011
2 en Air Conditioning - Perform Pressure Test of Bleed Air Heat Exchanger Tube Assembly Forward of the Firewall10/8/2015
revised en Communications - Cockpit Voice Recorder Installation1/9/1992
revised en Electrical Power - Battery - Reposition Battery Lead Cables8/4/2008
revised en Electrical Power - Bus Wire Terminations - Inspect and Repair as Required9/16/1975
revised en Electrical Power - Batteries - Instruction for Installation of Battery Overheat Warning and Disconnect System9/16/1975
revised en Electrical Power - External Power - Remounting of Diode in External Power Circuit to Improve Reliability9/15/1975
revised en Electrical Power - Load Distribution - Replacement of Jumper in Start Circuit9/16/1975
revised en Electrical Power - Electrical Load Distribution - Installation of the Start Mode Control9/16/1975
revised en Electrical Power - DC - Battery Relocation9/16/1975
revised en Electrical Power - DC Generation - Installation Panel Mounted Voltmeter & Selector Switch9/19/1975
en Electrical Power - DC Generation - Relocation of Control Wire at Start Control Relay8/26/1975
en Electrical Power - Indicating - Installation of Circuit Breakers in Meter Leads10/10/1975
en Electrical System - Installation of Insulation on Landing Gear & Flap Selector Switchers1/14/1976
en Electrical Power - DC - Auxiliary Battery Circuit Rework10/17/1977
en Electrical Power - Starter-Generator - Instructions for Installation of Improved Starter-Generator10/11/1978
revised en Electrical Power - Inverter Circuit & AC Distribution - Circuit Breaker & Wiring Gauge Changes for 250 VA Inverter4/11/1979
en Electrical Power - Starter-Generator - Delete Generator Cooling Exhaust Duct7/10/1980
revised en Electrical - DC Generation - Remote Voltage Regulator Adjustment1/7/1981
3 en Electrical Power - Battery - Cover Four-Gauge Wires Leaving Battery Box with Firesleeving and Secure with Clamp11/21/2008
revised en Electrical Power System - Battery Power Cable Protection8/4/2008
en Electrical Power - Electrical Load Distribution - J-Box Special Check and Installation of Insulator3/21/1983
en Electrical Power - Battery - Improved Battery Relay6/14/1984
revised en Electrical Power - D.C. Generation System Improvements1/23/1989
en Electrical Power - Ground Power Receptacle - Relocation of Ground Power Receptacle3/21/1984
en Electrical Wiring - Keelson Wire Bundle Protection9/20/1984
en Electrical Power - Improve Voltage Regulator Access5/27/1987
1 en Electrical Power - Improve Voltage Regulator Access9/5/2014
revised en Electrical Power - D.C. Generation System Improvements2/22/1989
en Electrical Power - Ground Power Receptacle - Ground Power Receptacle Relocation4/29/1988
en Electrical System - Alternate Firewall Connectors12/7/1988
revised en Electrical Power - Battery - Hermetic Sealed Battery Relay6/14/1992
en Electrical Power - D.C. Generator Self Excitation Control System Change7/27/1989
3 en Electrical Power - D.C. Generator Self Excitation Control System Change12/29/1998
en Electrical - Battery Bus Relay Diode Removal8/7/1989
en Electrical Power - Improved Generator Control Relay6/14/1992
1 en Electrical Power - Improved Generator Control Relay7/31/2014
en Electrical Power - Current Limiter Protection9/29/1994
revised en Electrical Power - Current Limiter Protection8/10/1999
en Electrical Power - Installation of CONCORDE, Sealed Lead-Acid Batteries1/31/2007
en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson9/19/2007
1 en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson8/4/2008
2 en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson11/21/2008
en Electrical Power - Grounding Jacks installation7/30/2008
en Electrical Power - Bus Tie Switch Inspection and/or Replacement3/24/2011
1 en Electrical Power - Bus Tie Switch Inspection and/or Replacement5/6/2011
revised en Electrical Power - Bus Tie Switch Inspection and/or Replacement12/5/2011
en Electrical Power - Improved Battery Relay4/26/2011
en Electrical Power - Windshield Heat Circuit Breaker Modification5/16/2011
revised en Furnishings - General - Miscellaneous Improvement Items9/16/1975
en Equipment/Furnishings - Seats - Improved Reliability of Crew Seat Locking Pins9/16/1977
revised en Equipment/Furnishings - Attachments - Inspection and Replacement of Cargo Seat Fittings11/15/1978
2 en Equipment/Furnishings - Installation of Crew Shoulder Harness Kit2/17/2014
revised en Equipment/Furnishings - Passenger - Installation of Under Seat Restraint9/15/1980
en Equipment/Furnishings - Passenger - Installation of Improved Seat Hinge Cover12/18/1979
revised en Equipment/Furnishings - Crew Chair - Crew Chair Vertical and Horizontal Adjustment Mechanism Improvement5/28/1985
en Equipment/Furnishings - Passenger Seat Belt Hinge Stop Modification1/29/1985
en Fire Protection - Engine Fire Warning - Installation of Rubber Boot Over Detector Electrical Connection7/31/1979
en Fire Protection - Wheel Well Fire Protection3/1/2000
revised en Fire Protection - Wheel Well Fire Protection8/10/2001
en Fire Protection - Turbine Fail Thermostat Modification6/17/2011
en Fire Protection - Perform Detail Visual inspection (DVI) of All Installed Fenwal Overheat Detectors in Wheel Wells and Engine Compartments9/26/2014
revised en Flight Controls - Cable Pulleys - Replace Rollers between Spars with Pulleys9/18/1975
revised en Flight Controls - Interconnect - Adjustment of Rudder/Aileron Interconnect Springs9/18/1975
revised en Flight Controls - SAS System - De-Ice Modification10/9/1975
revised en Flight Controls - Pitch Trim Actuator - Increase in Time between Overhauls (TBO)5/31/1978
revised en Flight Controls - Rudder & Tab - Rudder Trim Control Rod10/21/1975
revised en Flight Controls - Inspection & Repair of Rudder Trailing Edge Skin10/21/1975
revised en Flight Controls - Stabilizer Actuator - Replacement to Insure Irreversibility10/21/1975
revised en Flight Controls - Inspection of Rudder Bellcrank for Hardness10/21/1975
revised en Flight Controls - Aileron & Tab - Installation of Aileron Control Cable Guard10/21/1975
revised en Flight Controls - Aileron & Tab - Inspection & Adjustment of Aileron Tab Gap10/21/1975
revised en Flight Controls - Rudder & Tab - Improved Rudder Tab Link Assembly10/21/1975
revised en Flight Controls - Aileron - Aileron Balance Weight Attachment10/21/1975
revised en Flight Controls - Stabilizer Actuator - Improved Stabilizer Trim Actuator Availability10/22/1975
revised en Flight Controls - Aileron Tab - Modification of Aileron Trim Tab Leading Edge10/22/1975
revised en Flight Controls - Horizontal Stabilizer - Replace Trim Limit Switch Mounting Bracket & Actuator Rod10/22/1975
en Flight Controls - Rudder & Tab - Installation of Oilite Bearings on Rudder Pedal1/14/1976
en Flight Controls - Rudder and Tab11/11/1976
revised en Flight Controls - Control Column - Installation of Cable Guard and Retainer1/21/1982
en Flight Controls - Stabilizers - Elevator/Horizontal Stabilizer Support Modification11/13/1979
en Flight Controls - SAS - Installation - Adjustable Angle of Attack (AOA) Transmitter Bracket5/9/1980
en Flight Controls - Rudder Cable - Rudder Cable Attaching Hardware - Inspect and Replace7/17/1980
en Flight Controls - Elevator - Inspection of Elevator Mass Balance Weights4/23/1981
en Flight Controls - Aileron - Aileron Balance Requirements6/3/1981
en Flight Controls - Elevators - Elevator Return Spring and Attaching Bolts Inspection7/8/1981
revised en Flight Controls - Elevator - Relocation of Elevator Down Spring1/19/1983
en Flight Controls - Rudder Gust Lock Rework3/20/1984
revised en Flight Controls - Rudder Torque Tube9/19/1984
en Flight Controls - Flap Control - Improved Flap Control Handle Bracket3/20/1984
6 en Flight Controls - Conrac SAS System - Inspection and Re-Calibration7/24/2008
7 en Flight Controls - Conrac SAS System - Inspection and Re-Calibration6/12/2013
revised en Flight Controls - Conrac SAS System - Inspection and Re-Calibration5/6/1996
revised en Flight Controls - Conrac SAS System - Inspection and Re-Calibration2/10/1993
revised en Flight Controls - Conrac SAS System - Inspection and Re-Calibration9/4/1985
revised en Flight Controls - Rosemount SAS System - Inspection and Recalibration1/16/1990
revised en Flight Controls - Aileron - Rework or Replacement of 27-71016 Bellcrank Assembly12/9/1986
en Flight Controls - Rudder Pedal Bellcrank Hardware Inspection7/31/1985
revised en Flight Controls - Alternate Elevator Gust Lock2/18/1986
revised en Flight Controls - Pitch Trim Actuator Replacement3/24/1987
en Flight Controls - Improved SAS Servo Idle Control Assembly3/5/1987
en Flight Controls - Aileron Trim Cable Drum Guard Pin6/8/1987
en Flight Controls - Rudder Bellcrank Improvements6/18/1987
en Flight Controls - Aileron Bellcrank Housing Modification2/19/1988
en Flight Controls - Rudder Hinge Bolts - Improved Access2/27/1988
en Flight Controls - Elevator Control Cable Hardware7/26/1989
en Flight Controls - Elevator Torque Tube1/22/1990
en Flight Controls - Rudder Bellcrank Hinge Assembly Rework5/19/1994
en Flight Controls - Replacement of Turn and Slip Indicator7/23/1993
revised en Flight Controls - Increased Service Life of 27-42030 Rudder Bellcrank1/5/1996
en Flight Controls - Rudder Torque Tube Drain Hole5/22/1995
en Flight Controls - Rudder Control Lock Weldment and Bellcrank Inspection - Optional Improved Strength Rudder Torque Tube, Control Lock Weldment and Aluminum Bellcrank Installation8/9/1995
en Flight Controls - Inspection of Pitch Trim Circuit for Possible Wire Chaffing Condition6/30/1995
en Flight Controls - Rudder Trim Tab Actuator Decal9/8/1995
en Flight Controls - Rework of Up/Down Elevator Quadrant Stops and LH/RH Rudder Bellcrank Stops5/15/1996
en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/11/1996
2 en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/5/2014
en Flight Controls - Control Column Pivot Improvement6/16/1997
en Flight Controls - Installation of Simmonds Precision P/N DL5040M5 and/or DL5040M6 Pitch Trim Actuator11/18/1998
revised en Flight Controls - Installation of Simmonds Precision P/N DL5040M8 Pitch Trim Actuator (PTA)11/18/2002
en Flight Controls - Installation of P/N 27-19008-006/-007, Barber-Colman Pitch Trim Actuator (PTA)3/8/1999
en Flight Controls - Installation of Fairleads at Fuselage Station (FS) 174.0612/5/2000
en Flight Controls - Life Limit for Rudder Gust Lock Assembly, Part Number 27-70066-001, of 5000 Hours9/29/2003
en Flight Controls - Inspect 26-72003 Rudder Pedals for Cracks4/2/2004
en Flight Controls - Gravel Guard Installation9/19/2008
en Flight Controls - Pilot's and Copilot's Control Column Access Panels Modification4/28/2009
en Flight Controls - Flight Control Cable Replacement6/27/2011
revised en Flight Controls - Inspection and Repair / Replacement of Pitch Trim Actuator Fuselage Fittings10/14/2011
2 en Mandatory Flight Controls - Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns10/23/2013
en Mandatory Flight Controls - Inspection/Replacement of the Aileron Control System Rod End Bearings9/4/2014
en Mandatory Flight Controls - Inspection of the Aileron Link Rod, Bellcrank, and Aileron Hinge Bracket for Damage9/4/2014
en Flight Controls - Inspection/Repair of Wiring Harnesses in the Vertical Stabilizer8/18/2014
en Mandatory Flight Controls - Inspection of Cockpit Control Column Horizontal Tube for Cracks10/8/2015
2 en Flight Controls - Inspection of Rudder Bellcrank10/12/2015
1 en Mandatory Flight Controls - Inspection of the Elevator Control System Rod End Bearings3/4/2016
1 en Mandatory Flight Controls - Pitch Trim Actuator Upper Attach Fittings Inspection6/27/2016
en Mandatory Flight Controls - Elevator Quadrant Bearing and Bore Inspection11/28/2016
en Flight Controls - Rudder Pedal Bellcrank, Pivot Bolt/Bearing and Connecting Rod Ends Inspection3/27/2018
revised en Fuel System - AC Boost Pump Submerged Wiring Replacement10/28/1975
revised en Fuel System - Boost Pump Submerged Wiring Connectors Replacement10/29/1975
revised en Fuel Storage - Integral Fuel Tanks - Installation of Fuel Tank Water Drain Valve, PN 3651-00 (Dukes, Inc.)10/29/1975
revised en Fuel - Storage - Relocation of Fuel Filler10/29/1975
en Fuel System - Crossflow Switch Position Indication - Addition of Fuel Crossflow Switch Light on Instrument Panel4/11/1979
en Fuel System - Flapper Valve Assembly - Replacement of Flapper Valve in Hopper Tank2/12/1981
en Fuel System - Installation of Fuel Cross Flow Switch Guard11/13/1984
en Fuel System - Vent - Installation of Fuel Vent System Clamps10/18/1984
en Fuel Shut Off - Removal and Replacement of Fuel Shutoff Valve4/24/1986
revised en Fuel - Booster Pump - Fuel Booster Pump Wiring Harness Replacement and Booster Pump Wiring Modification9/17/1987
revised en Hydraulic Power - To Permit Surge Hydraulic Press Over 2,100 PSI10/21/1975
en Hydraulic Power - Installation of Hydraulic Accumulator3/29/1976
en Hydraulic - Indication - Improved Hydraulic Switch Environment11/1/1978
revised en Hydraulics - Bleed Off Line - Hydraulic Bleed Off Line Installation9/10/1980
revised en Hydraulic - Tubes - In Service Hydraulic Leaks7/19/1985
en Hydraulic Power - Hydraulic Ground Service Quick Access Panel5/11/1984
en Hydraulic System - Replacement of Hydraulic System Pressure Indicator Shuttle Valve6/25/1984
en Hydraulic - Relocation of Landing Gear & Flap Hydraulic Control Valve Diodes5/10/1985
en Hydraulic System - Replacement of Hydraulic Shutoff Valve2/29/1988
en Hydraulic System - Replacement of Hydraulic Hand Pump3/17/1988
revised en Ice and Rain Protection - Approval - Requirements for Approval10/29/1975
revised en Ice and Rain Protection - Approval - Requirements for Approval10/29/1975
revised en Ice and Rain Protection - Approval - Requirements for Approval10/29/1975
revised en Ice and Rain Protection - Air Inlet - Modification & Flow Check of Engine Air Inlet Cowl10/29/1975
revised en Ice and Rain Protection - Air Inlet - Modification & Flow Check of Engine Air Inlet Cowl10/29/1975
revised en Ice and Rain Protection - Pressure - Replacement of De-Icer Pressure Regulator10/29/1975
revised en Ice and Rain Protection - Installation of Leading Edge Protective Guards10/29/1975
revised en Ice and Rain Protection - Installation of Leading Edge Protective Guards10/29/1975
en Ice and Rain Protection - Pitot/SAS - Independent Operation of Pitot & SAS Heat Controls9/7/1977
en Ice and Rain Protection - Windshield Wipers - Improved Windshield Wiper Control Circuitry3/14/1978
revised en Engine - Ice and Rain Protection - Engine Inlet Anti-Ice System Simplification5/29/1992
revised en Ice and Rain Protection - Installation of Filter and Dryer12/20/1986
revised en Ice and Rain Protection - Prop Deice - Prop Deice System Maintenance/Modification3/15/1986
en Ice and Rain Protection - Prop Deice - Prop Deice System Maintenance/Modification11/18/1983
en Ice and Rain Protection - Prop Deice - Prop Deice System Maintenance/Modification
en Ice and Rain Protection - Replacement of Windshield Wiper Control Assembly3/15/1986
en Ice and Rain Protection - Improved Windshield Wiper System (Rosemount Inc.)7/23/1994
en Ice and Rain Protection - BFGoodrich FASTboot, Pneumatic De-Icer Installation6/25/1999
1 en Ice and Rain Protection - Installation of Pitot Heat Indication System6/20/2008
1 en Ice and Rain Protection - Installation of Windshield Overheat Monitoring System1/25/2013
en Indicating System - Tri-Unit Meter - Improved Tri-Unit Meter8/28/1981
revised en Landing Gear - Indicating - Ice Protection for Landing Gear Position Switches11/4/1975
revised en Landing Gear - Warning - Readjustment of Flap Position Switch for Landing Gear Warning Horn11/4/1975
revised en Landing Gear - Brakes - Rework of Brake Reservoir & Installation of New Cap11/4/1975
revised en Main Landing Gear - Uplock Roller - Inspection of Spotface11/4/1975
revised en Landing Gear - Steering - Installation of Variable Authority Steering System11/4/1975
revised en Landing Gear - Steering - Installation of Motor Control Relay11/4/1975
revised en Nose Gear & Doors - Provisions for 18 x 4.4 Nose Wheel Tires (with or without Chine)11/4/1975
revised en Landing Gear - Nose Gear - Installation of Nose Strut Grease Fittings11/4/1975
en Landing Gear - Wheels & Brakes - Correct Tire Pressure Placards10/8/1975
en Landing Gear - Improved Nose Gear Steering Actuator12/18/1975
en Brake Return Springs10/20/1976
en Landing Gear - Indication - Installation of Position Switch Return Springs11/9/1977
en Landing Gear - Switches & Wiring - Inspection of Wire Routing in Main Landing Gear Area3/14/1978
en Landing Gear - Hydraulic Nose Wheel Steering12/20/1977
en Landing Gear - Hydraulic Nose Wheel Steering12/22/1977
en Landing Gear - Position Switches - Rewiring Landing Gear Position Switches5/11/1978
revised en Landing Gear - Brakes - MIL-H-83282 Brake Fluid4/28/1983
en Landing Gear - Emergency Gear Selector - Installation of Lamp Guard & Selector Stop Bolt4/24/1979
en Landing Gear - Steering - Addition of Secondary Nose Gear Steering Switch to All Aircraft with Steering Switch on the Throttle6/25/1979
en Landing Gear - Actuators - Beef-Up of Landing Gear Actuator Support6/8/1979
en Landing Gear - Doors - Nose Landing Gear Door Hinge Bolt Safetying7/18/1979
revised en Landing Gear - Steering - Installation of Limiting Diodes12/18/1979
en Landing Gear - Nose Steering - Improved Nose Steering Fault System6/26/1980
en Landing Gear - Indication - Environmentally Sealed Landing Gear Limit Switches - Installation9/19/1980
en Landing Gear - Doors - Main Landing Gear Door System Inspection10/16/1980
1 en Landing Gear - Doors - Main Landing Gear Door System Inspection1/21/2015
en Landing Gear - Wiring - Inspection of Wire Routing in Main Landing Gear Area9/25/1980
revised en Landing Gear - Landing Gear Up-Lock Roller5/23/1988
en Landing Gear - Brakes - Improved Brake Master Cylinder Attachment5/11/1981
revised en Landing Gear - Struts - Inspection of 5453001-1 and -3 Main Landing Gear Struts3/2/1987
en Landing Gear - Nose Gear Emergency Release - Improvement of Nose Landing Gear Emergency Release Cable1/29/1982
en Landing Gear - Spade Doors - Removal of Spade Doors1/19/1982
revised en Landing Gear - Steering - Improved Nose Wheel Steering9/28/1983
revised en Landing Gear - Steering - Improved Nose Wheel Steering9/7/1982
revised en Landing Gear - Anti-Skid Brake System Removal4/30/1991
en Landing Gear - Tiller Wheel Steering - Improved Nose Wheel Steering9/9/1982
revised en Landing Gear - Tiller Wheel Steering - Improved Nose Wheel Steering9/28/1983
revised en Landing Gear - Extension and Retraction - Improved Springs for Landing Gear Actuator Bellcranks1/16/1985
revised en Landing Gear - Brake System - Hydromotive Master Cylinder (V-1000, and V1-15-1125) Poppet Valve Cracking Pressure Test and Bench Check/Rework3/11/1985
en Landing Gear - Optional Inspection Method for MLG Door Bolt2/2/1983
revised en Landing Gear - Main Landing Gear Door Stop Installation9/6/1993
en Landing Gear - Rigging Pin Holes4/22/1983
en Landing Gear - Emergency Selector Valve - Roll Pin Replacement and Safetying7/26/1983
revised en Landing Gear - Brake System - Improved Brake Master Cylinder3/19/1984
en Landing Gear - Nose Landing Gear - Improved Nose Gear Strut Servicing Adapter8/14/1984
revised en Landing Gear Control - Improved Landing Gear Control Assembly2/13/1987
en Landing Gear - Installation of Improved Parking Brake Control Cable Clamp11/14/1984
revised en Landing Gear - Replace 27-51048/27K51037 Mount Assemblies (Downlock Spring Pulley)12/5/1991
revised en Landing Gear Doors - Gear Door Hinge Improvements7/26/1985
en Installation of Lubrication Fitting in Nose Landing Gear Drag Brace3/19/1985
en Landing Gear - Nose Gear Uplock Modification6/8/1987
en Landing Gear - Doors - Main Landing Gear Door to Nacelle Skin Clearance12/8/1988
revised en Landing Gear - Steering - Nose Gear Steering Operational Check7/7/1989
revised en Landing Gear - Landing Gear Uplock Switch Installation11/13/1991
en Landing Gear - Steering - Replacement of Nose Wheel Steering (NWS) Servo Valve5/15/1995
en Landing Gears - Doors - Main Landing Gear Door Actuator2/14/1991
revised en Landing Gears - Doors - Main Landing Gear Door Actuator9/8/1997
en Landing Gear - Installation of Self Lubricating Bushings in the Nose Landing Gear Drag Brace6/15/1992
en Landing Gear - P/N OAS5453005-1 Main Landing Gear (MLG) Lower Strut Inspection2/22/1995
en Landing Gear - OZONE Industries Main Landing Gear Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection8/16/1995
revised en Landing Gear - OZONE Industries Main Landing Gear Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection9/28/1995
en Landing Gear - Main Landing Gear (MLG) Door Stop Installation2/16/1996
en Landing Gear - Inspection/Rework For Cracks On Main Landing Gear (MLG) Drag Brace, Drag Links6/23/2000
en Landing Gear - Overhaul Instructions and Parts Break Down for HYDROMOTIVE, INC. (Now, SKIDMORE-WILHELM Manufacturing Co.) Model V1-15-1000 Brake Master Cylinder10/24/2001
revised en Landing Gear - Overhaul Instructions and Parts Break Down for HYDROMOTIVE, INC. (Now, SKIDMORE-WILHELM Manufacturing Co.) Model V1-15-1000 Brake Master Cylinder10/15/2010
en Landing Gear - Inspection/Replacement of Existing Rod, Clevis (Lower End) and Clevis Pin, which Build Up, P/N 26-72018 or 32-72006 Brake Pedal Push Rod Assembly5/28/2002
en Landing Gear - RH Power Lever - Nose Wheel Steering (NWS) Switch3/14/2007
en Landing Gear - One Time Inspection of the Nose Landing Gear Steering Test Switch Solder Terminals on Back of Switch9/12/2008
en Landing Gear - Improvement of Power Lever Mounted Nose Wheel Steering Switch4/13/2009
1 en Landing Gear - Nose Gear Steering Park Switch Modification6/23/2009
en Landing Gear - Installation of Caution Placard on Nose Wheel Steering Actuator8/19/2009
1 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks5/21/2013
2 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks11/7/2018
2 en Landing Gear - Inspection and Repair/Replacement of the Nose Landing Gear Centering Arm Assembly4/16/2012
en Mandatory Landing Gear - Inspection/Replacement of 27-51000-031 Bolt Used to Attach Landing Gear Actuator to Bellcrank10/24/2013
en Landing Gear - Inspection of 27-51000-393 Bolt8/8/2014
1 en Landing Gear - Inspection/Replacement of Landing Gear Uplock Bolt and Roller9/8/2015
en Landing Gear - Main Landing Gear Yoke Torque Link Lug and Shaft Inspection8/2/2016
revised en Lights - Exterior - Inspect/Replace Taxi Light Bracket11/3/1975
en Lights - Insulator Installation - Insulator Installation at Junction Box4/8/1982
revised en Lights - Passenger Compartment - Prevent Exposed Electrical Terminals on Swivel Reading Lights - All Cabin Locations10/5/1983
en Lighting System - Tail Cone Navigation Lights8/28/1984
en Lights - Tel-Tail - Improved Tel-Tail Light Installation11/16/1984
en Lights - Aux Lights Time Delay Relay - Installation of Alternate Aux Lights Time Delay Relay and Bracket6/3/2008
1 en Lights - Aux Lights Time Delay Relay - Installation of Alternate Aux Lights Time Delay Relay and Bracket3/30/2015
en Navigation - O.A.T. Detector Modification11/14/1984
en Navigation - Improve Pitot Static Drain11/8/1986
revised en Navigation - Collins Autopilot Adapter Installation2/24/1988
en Navigation - Ground Proximity Warning System Installation .6/29/1999
en Navigation - Three Counter Drum Altimeter Retrofit4/10/2006
en Navigation - Dual Mode S Transponder, with Elementary Surveillance10/9/2006
en Oxygen System - Improved Maintainability4/15/1983
revised en Oxygen System - Installation of Metallic Cockpit Oxygen System Plumbing8/18/1984
revised en Oxygen System - Installation of Metallic Cockpit Oxygen System Plumbing7/19/1985
en Oxygen - Protective Breathing Equipment/Part 121.337(b)(8)7/10/1998
revised en Doors - Landing Gear - Replacement of Aluminum Hinge Angles with Similar Parts Made of Steel1/16/1976
revised en Doors - Passenger/Crew - Installation of Modified Snubber Assembly1/22/1976
en Doors - Passenger & Crew - Improved Service Life Door Hinge8/5/1977
revised en Doors - Passenger - Cabin Door Snubber and Support Bracket Beef-Up11/15/1978
revised en Doors - Cargo - Modification of Cargo Door Counterbalance Mechanism10/2/1980
revised en Doors - Baggage - Baggage Door Latch Protectors5/29/1979
2 en Doors - Replacement of Cargo Door Latch and/or Receptacle2/14/2014
revised en Doors - Replacement of Cargo Door Latch and/or Receptacle4/6/1984
revised en Doors - Cargo - Inspection of Door Latch Mechanisms6/12/1987
revised en Doors - Passenger - Inspection of Door Latch Mechanisms8/1/1980
revised en Doors - Cargo Door Gas Spring Installation7/13/1993
en Doors - Passenger - Installation of Assist Handle1/22/1985
revised en Doors - Passenger - Passenger Door Modification1/21/1993
en Doors - Main Cargo Door Improvement12/9/1996
en Doors - Cabin Door Top Latch Positive Extension Inspection Hole2/11/1997
revised en Fuselage - Frame Splices - Inspect & Change as Required1/22/1976
revised en Fuselage - Tail Cone - Installation of Doubler1/22/1976
en Fuselage - Auxiliary Structure - Reinforced Floorboard in Nose Baggage Compartment9/16/1977
en Fuselage - Skin - Drain Holes9/27/1977
en Fuselage - Plates & Skin - Aft Wing to Fuselage Belly Fairing Reinforcement11/18/1978
en Fuselage - Aft Belly Fairing - Inspection/Repair of Fuselage Belly Skin11/24/1980
revised en Fuselage - Inspection/Beef-Up of Cargo Door Area Belt Frames2/17/1992
en Fuselage - Cargo Area - Stiffening of Cargo Door Opening and Cargo Floor11/12/1981
en Fuselage - Radome - Radome Drain3/30/1982
revised en Fuselage - Inspection and/or Repair Fuselage Skin Cracks3/29/1984
revised en Fuselage - Cabin Entrance Door Sill Beef Up2/10/1993
en Fuselage - Cockpit Floorboard FOD Barrier Installation9/22/1994
1 en Fuselage - Cockpit Floorboard FOD Barrier Installation6/5/1996
en Fuselage - Installation of Radome Lightning Protection Strips11/7/2007
en Fuselage - Installation of Form-In-Place Gaskets - Wing-to-Body Fairings9/3/2010
2 en Fuselage - Inspection Access Panel Installation9/15/2014
en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings7/27/2012
1 en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings5/13/2013
en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks9/26/2013
1 en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks11/6/2013
en Mandatory Fuselage - Propeller Ice Guard Fuselage Skin Inspection2/23/2016
revised en Nacelle - Attachment - Provide Instructions for Replacing Fasteners and Adding New Fasteners1/16/1976
en Nacelle - Inspection - Inspection of Hydraulic Lines & Fuel Lines9/22/1976
en Nacelle - Improvement - Improved Fire Resistance of Fuel & Hydraulic Systems4/28/1977
en Nacelle Keelson Beef Up - Add Stiffeners to Main Gear Keelson Webs12/5/1978
revised en Nacelle - Fairings - Nacelle Aft Exhaust Fairing Repair9/19/1980
en Nacelle - Oil Deflector Kit Installation10/21/1985
revised en Stabilizer - Attach Screws - Inspection and Replacement of Stabilizer Skin Attach Screws1/16/1976
A en Horizontal Stabilizer - Stabilizer Fairing Beef-Up1/19/1976
en Flight Controls - Vertical Stabilizer - Skin Reinforcement9/3/1975
revised en Stabilizer - Vertical - Strengthen Vertical Stabilizer7/26/1982
revised en Horizontal Stabilizer - Outboard Elevator Hinge Beef-Up1/7/1991
en Stabilizer - Vertical Stabilizer Attach Bolts4/11/1983
en Stabilizer - Horizontal - Inspection/Replacement of Fasteners in Horizontal Stabilizer4/9/1984
en Stabilizer - Modification of Elevator Balance Intercostal4/12/1988
en Stabilizer - Vertical Stabilizer Skin Improvement11/16/1988
en Stabilizer - Horizontal Stabilizer Fitting Fasteners5/13/1991
revised en Stabilizer - Horizontal Stabilizer Fitting Fasteners12/13/1991
3 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation7/2/2009
5 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation4/18/2016
en Stabilizer - Vertical Stabilizer Access Panel Installation4/20/2016
revised en Window - Cabin - Inspection and/or Replacement of 26-22039 Outer Window Pane and 27-22191 Aft Cabin Outer Pan11/26/1991
revised en Window- Cabin - Inspection and/or Replacement of 27-22180 Outer Window Pane5/29/1992
revised en Window - Cockpit - Inspection of Acrylic Cockpit Outer Window Panes11/2/1989
revised en Windows - Cabin - Cabin Window - Inner Pane Installation3/2/1992
revised en Windows - Cockpit - Cockpit Side Window - Inner Pane Installation7/13/1995
revised en Windows - Cabin Window Defog System3/8/2002
en Windows - Heated Windshield Electrical Bonding Instructions12/1/2008
1 en Windows - Heated Windshield Electrical Bonding Instructions1/7/2009
en Windows - Inspection of Cockpit Heated Windshields (P/N 26-21126 and 27-19442)12/1/2010
en Windows - Installation of New Electrically Heated Glass Windshield (P/N 27-19482-001/-002)9/28/2012
1 en Mandatory Windows - Inspect Cockpit Windshields and Side Windows for Fastener/Nut Security2/26/2015
revised en Wings - Tip - Modification of Right Hand Wing Tip for New Heater Blanket12/5/1975
revised en Wings - Center Section - Modification for Improved Venting12/5/1975
revised en Wings - Main Frame - X-Ray Inspection of Lower Front Spar Cap1/12/1983
revised en Wings - Main Frame - X-Ray Inspection of Lower Front Spar Cap1/12/1983
revised en Wings - Main Frame - X-Ray Inspection of Lower Front Spar Cap1/12/1983
revised en Wings - Main Frame - Modification to Provide Access for X-Ray Inspection12/2/1975
revised en Wings - Main Frame - Modification to Provide Access for X-Ray Inspection12/2/1975
revised en Wings - Main Frame - Modification to Provide Access for X-Ray Inspection12/2/1975
revised en Wings - Plates/Skins - Trailing Edge Stiffening12/2/1975
revised en Wings - Plates/Skins - Installation of Leading Edge Access Door12/5/1975
revised en Wings - Auxiliary Structure - Improvement of Inboard Leading Edge to Nacelle Attachment12/5/1975
en Wings - Plates/Skins - Trailing Edge Stiffening12/4/1975
reiss en Wings - Skin Trailing Edge - Wing Lower Trailing Edge Inspection Repair and/or Stiffening at Wing Stations 116, 132, 148 and 1618/26/1976
en Wings - Fairing - Wing/Fuselage Fairing Stiffener Beef-Up12/5/1978
en Wings - Main - X-Ray Inspection of Lower Spar12/6/1978
revised en Wings - Main - Wing Trailing Edge Ribs - Center Flap Hinge Inspection/Reinforcement/Replacement at Wing Stations 98.385 and 100.63512/9/1981
en Wings - Stall Strip Removal11/8/1986
revised en Wings - Modification/Repair of Upper Wing Skin10/25/1993
en Wings - Increased Corrosion Control for Aft Spar, at Lower Forward and Aft Steel Angles4/5/2005
en Wings - Installation of Form-In-Place Gaskets - Battery Box9/3/2010
en Wings - Installation of Form-In-Place Gaskets - Delta P/P Transducer Access Panels9/3/2010
en Wings - Inspection for Cracks in LH and RH Wing Leading Edge Skin and Wire Feed-through Doubler at W.S. 782/25/2011
1 en Wings - Inspection of Main Spar Lower Cap, BL 0.0 to BL 3.010/4/2013
revised en Propellers - Unfeathering Pumps - Instructions for Installing Pump Grounding Wire12/12/1975
en Propellers - Beta Switch - Beta Switch Connector4/16/1982
en Propellers - Improved Propeller Synchrophaser Control7/22/1986
revised en Power Plant - Fireseal - Inspect & Clear Shroud Flange from Fuel Line1/30/1976
revised en Power Plant - Lower Cowl - Inspection to Identify Oil Cooler Air Inlet Assembly1/30/1976
revised en Power Plant - Cowling - Flexible Oil Cooler Air Duct1/30/1976
revised en Power Plant - Engine Lord Mounts - Prove Instructions for Inspection & Retorque of Engine Lord Mount Bolts1/30/1976
revised en Power Plant - Cowling - Brazed Air Scoop/Oil Ring Assembly11/7/1975
revised en Power Plant - Attach Fittings - Engine Inlet Anti-Ice Valve Support Bracket Replacement2/2/1976
revised en Power Plant - Cowling - Split Cowling Frame Modification2/2/1976
revised en Power Plant - Engine Drains - Provisions to Prevent Overboard Venting1/16/1976
revised en Power Plant - Engine Mount - Inspection and Modification of Lower Engine Mount Truss2/13/1981
revised en Power Plant - Addition of Inspection Hole1/30/1976
revised en Power Plant - Cowling - Clearance Inspection10/29/1984
en Power Plant - Electrical Harness - Engine Electrical Harness Protection10/17/1977
en Scoop Assembly - Oil Cooler - Reinforcement of Oil Cooler Scoop Assembly12/5/1978
revised en Power Plant - Fire Seals - Heat Shroud Removal (Tamale Can)5/28/1992
en Power Plant - Power Check - In-Flight Power Check8/3/1981
revised en Power Plant - Improved Engine Combustion System10/10/1983
revised en Power Plant - Inspection of LH and RH Lower Engine Truss Assemblies for Cracks8/26/2011
revised en Engine Fuel and Control - Controlling - Prop Pitch Arm Installation12/17/1975
en Power Plant - Drains - Flexible Fuel Drain Lines8/12/1977
en Ignition - Switching - Provisions for Continuous Ignition11/14/1975
en Ignition - Switching - Installation of Auto Ignition System10/22/1981
en Ignition - Modification of Negative Torque Sensing (NTS) Test System for Use with the Auto Ignition System3/21/2000
revised en Ignition - Modification of Negative Torque Sensing (NTS) Test System for Use with the Auto Ignition System8/6/2003
en Engine Controls - Controlling - Power Control End Terminal Rework to Two Attach Pin Configuration; Teleflex Part Numbers 7-40605 and 7-4265510/20/1975
en Engine Controls - Power Control - Rod End Locking Device8/20/1975
en Engine Controls - Emergency Shutdown - Installation of Stain Steel Feathering Valve Cam Plate8/20/1975
en Engine Controls - Power Control - Power Lever Flight Idle Gate Detent Improvement6/24/1980
en Engine Controls - Power Cables - Inspect/Replacement of Engine Power Control Cables7/21/1981
en Engine Controls - Cables - Power Control Cable Rod-End Replacement and Boot Installation, Power, Fuel Shutoff & RPM Rod-End to Engine Unit Mounting Hardware Replacement5/23/1985
revised en Engine Controls - Replace Power Lever Flight Idle Detent Arm5/9/1991
revised en Engine Controls - Replace Power Lever Flight Idle Detent Arm12/17/1991
en Engine Controls - Positive Safety of Power Control Cable to Lever Attach Point Clevis, and Inspection for Security of Attaching Hardware of Power Control Cable to P/N 26-21505 Bracket1/6/1995
en Engine Controls - Positive Safety of Attaching Hardware for Engine Power/RPM Control Cable Housings to Pedestal Bracket P/N 26-215053/1/1996
1 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear5/8/2017
2 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear11/1/2018
en Engine Controls - Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21903/17/2015
revised en Engine Indicating - General - Relocation of Torque Pressure Transmitter & Torque Pressure Switch1/19/1976
revised en Engine Indicating - General - Relocation of Torque Pressure Transmitter1/19/1976
en Engine Indicating - ITT Indicator - Incorporation of Digital ITT Indicator11/15/1978
revised en Engine Torque Indicating System - Conversion of Torque Transmitter to Torque Transducer10/3/1988
revised en Oil - Indicating - Oil Pressure - Install Restrictor Fitting in Pressure Line to Transmitter1/16/1976
revised en Oil - Storage - Installation of Baffle2/2/1976
revised en Modification of Oil Tank Cap2/2/1976
revised en Oil - Storage - Oil Tank Vent Relocation2/2/1976
en Start System - Start Switch Replacement1/25/1988
revised en Water Injection - Indicating - Installation of AWI Heat Thermal Switch1/23/1976
revised en Water Injection - Distribution - Relocation of AWI Lines in Wheel Wells1/23/1976
en Water Injection - Storage and Distribution - Service Life Improvement of Water Inject System9/17/1976
en Water Injection - Improved Pressure Switch for Alcohol Water Injection (AWI)8/25/1992
rev/cor en Alert Auto Flight - Autopilot - Autopilot Trim Modification10/29/1975
en Alert Electrical Power - Battery Monitoring System - Inspection of Battery Overtemp Wiring9/19/1979
revised en Alert Flight Controls - Horizontal Stabilizers - Spar Cracks - Inspection and Repair10/22/1975
revised en Alert Flight Controls - Horizontal Stabilizer - Spar Cracks - Inspection and Repair10/22/1975
en Alert Flight Controls - Elevator - Inspection of SAS Servo11/13/1979
en Alert Flight Controls - Aileron - Inspection of Aileron Control Cable Routing3/21/1980
en Alert Flight Controls - Rudder and Elevator12/11/1980
revised en Alert Flight Controls - Elevator - Removal of Second Clutch From CONRAC - SAS Servo1/6/1983
en Alert Landing Gear - Nose Wheel Steering - Variable Authority Nose Wheel Steering - Deactivation6/30/1977
2 en Alert Landing Gear - Actuators - Inspection and Replacement of Landing Gear Actuator Rod Ends1/26/1999
en Alert Landing Gear - Brakes - Inspection of Master Cylinder3/3/1981
revised en Alert Landing Gear - Steering - Nose Wheel Steering Operational Restriction9/7/1982
en Alert Propellers - Attachment - Checking Torque of Propeller Retaining Bolts4/1/1980
en Alert Power Plant - Mounts - Inspection & Replacement of Engine Mounts3/9/1979
revised en Placards & Markings - Increased Operating Weight - Change in Aircraft Gross Weight12/11/1981
revised en Placards & Markings - Operating Weight - Change in Aircraft Gross Weight12/19/1990
en Placards & Markings - Increased Forward Baggage Compartment Capacity3/1/1983
en Placards & Markings - Increase Aft Baggage Compartment Capacity9/4/1985
en Placards Installation - Aircraft Identification12/8/1987
en Air Conditioning/Pressurization - Heater Duct Flow Improvement6/24/1982
revised en Air Conditioning System - Improve Distribution System10/3/1986
revised en Air Conditioning - Moisture Barrier Installation11/4/1987
en Mandatory Air Conditioning - Control Valve Relocation2/2/1983
revised en Air Conditioning - Cabin and/or Cockpit Air Distribution Modification12/5/1991
en Air Conditioning - Anti-Ice Screen Installation10/24/1985
en Air Conditioning - Improved Cockpit Fresh Air Outlets2/10/1994
en Air Conditioning - Cockpit Air Shield Installation at Left and Right Circuit Breaker Consoles12/9/2011
2 en Air Conditioning - Perform Pressure Test of Bleed Air Heat Exchanger Tube Assembly Forward of the Firewall10/8/2015
en Air Conditioning - Modification of Underfloor Heat Distribution4/22/2015
revised en Communications - Cockpit Voice Recorder Installation1/9/1992
en Communications - Intrusion System Wiring6/19/1991
revised en Communications - CVR G Switch Installation1/9/1991
3 en Electrical Power - System - Cover Four-Gauge Wires Leaving Battery Box with Firesleeving and Secure with Clamp11/21/2008
3 en Electrical Power System - Battery Power Cable Protection11/21/2008
en Electrical Power - Electrical Load Distribution - J-Box Special Check and Installation of Insulator3/21/1983
en Electrical Power - Battery - Improved Battery Relay6/14/1984
revised en Electrical Power - D.C. Generation System Improvements1/23/1989
en Electrical Power - Ground Power Receptacle - Relocation of Ground Power Receptacle4/2/1984
2 en Electrical Power - Improve Voltage Regulator Access1/15/2015
revised en Electrical Power - D.C. Generation System Improvements2/22/1989
en Electrical Power - Ground Power Receptacle - Ground Power Receptacle Relocation4/29/1988
en Electrical System - Alternate Firewall Connectors11/7/1988
revised en Electrical Power - Battery - Hermetic Sealed Battery Relay9/19/1992
revised en Electrical Power - D.C. Generator Self Excitation Control System Change7/27/1989
revised en Electrical Power - D.C. Generator Self Excitation Control System Change12/29/1998
en Electrical - Battery Bus Relay Diode Removal8/7/1989
en Electrical Power - Improved Generator Control Relay6/14/1992
revised en Electrical Power - Current Limiter Protection8/10/1999
en Electrical Power - Starter-Generator Bearing Replacement2/22/1995
en Electrical Power - DC Starter-Generator Quick-Attach-Detach (QAD) Mounting Adapter Change1/10/1996
en Electrical Power - CONCORDE, Sealed Lead-Acid Batteries1/31/2007
en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson9/19/2007
1 en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson8/4/2008
2 en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson11/21/2008
en Electrical Power - Grounding Jacks Installation7/30/2008
en Electrical Power - Bus Tie Switch Inspection and/or Replacement3/24/2011
1 en Electrical Power - Bus Tie Switch Inspection and/or Replacement5/6/2011
revised en Electrical Power - Bus Tie Switch Inspection and/or Replacement12/5/2011
en Electrical Power - Windshield Heat Circuit Breaker Modification5/16/2011
en Furnishings - Galley Bar11/29/1982
revised en Equipment/Furnishings - Crew Chair - Crew Chair Vertical Adjustment Mechanism Improvement5/28/1985
en Equipment/Furnishings - Passenger Seat Hinge Stop Modification1/29/1985
en Equipment/Furnishings - Aft Toilet Installation6/24/1991
en Equipment/Furnishings - C-26A Work Station Seating6/29/1993
en Fire Protection - Wheel Well Fire Protection3/1/2000
2 en Fire Protection - Wheel Well Fire Protection10/2/2000
en Fire Protection - Turbine Fail Thermostat Modification6/17/2011
en Fire Protection - Perform Detail Visual Inspection (DVI) of All Installed Fenwal Overheat Detectors in Wheel Wells and Engine Compartments9/26/2014
en Flight Controls - Elevators - Elevator Return Spring & Attaching Bolts Inspection7/8/1981
revised en Flight Controls - Elevator - Relocation of Elevator Down Spring10/25/1985
revised en Flight Controls - Dual Push-Pull Rod Assembly - Aileron Trim Tab Control3/27/1992
3 en Flight Controls - Conrac SAS System - Inspection and Recalibration11/4/1985
6 en Flight Controls - Conrac SAS System - Inspection and Recalibration6/12/2013
en Flight Controls - Rudder Torque Tube12/13/1983
revised en Stability Augmentation System-SAS2 - SAS2 Power Compensation Relay Wiring2/25/1985
revised en Flight Controls - Replacement of Turn and Slip Indicator7/23/1993
en Flight Controls - Rudder Gust Lock Rework4/9/1985
en Flight Controls - Aileron - Rework or Replacement of 27-71016 Bellcrank Assembly3/20/1985
en Flight Controls - Rudder Pedal Bellcrank Hardware Inspection7/31/1985
en Flight Controls - Aileron Control Cable Fairlead Installation10/24/1985
revised en Flight Controls - Alternate Elevator Gust Lock2/18/1986
en Flight Controls - Install Grease Fitting in Aileron Trim Tab Actuator2/12/1986
revised en Flight Controls - Pitch Trim Actuator Replacement3/24/1987
en Flight Controls - Improved SAS Servo Idle Control Assembly3/5/1987
revised en Flight Controls - Improved SAS Servo Assembly8/30/1989
en Flight Controls - Aileron Trim Cable Drum Guard Pin6/8/1987
en Flight Controls - Rudder Bellcrank Improvements6/18/1987
en Flight Controls - Flap Rib Reinforcement12/11/1987
en Flight Controls - Aileron Bellcrank Housing Modification2/19/1988
en Flight Controls - Rudder Hinge Bolts - Improved Access1/27/1988
en Flight Controls - Elevator Control Cable Hardware7/26/1989
en Flight Controls - Elevator Torque Tube1/22/1990
revised en Flight Controls - Elevator Torque Tube6/26/1997
en Flight Controls - Rudder Cable Attach Hardware6/6/1991
1 en Flight Controls - Rudder Cable Attach Hardware4/22/2008
en Flight Controls - Improved Flap Position and SAS Compensator Potentiometers (Pots)2/18/1995
en Flight Controls - Yaw Damper Removal8/31/1992
en Flight Controls - Rudder Bellcrank Hinge Assembly Rework5/19/1994
revised en Flight Controls - Increased Service Life of 27-42030 Rudder Bellcrank1/5/1996
en Flight Controls - Rudder Torque Tube Drain Hole5/22/1995
en Flight Controls - Rudder Control Lock Weldment and Bellcrank Inspection - Optional Improved Strength Rudder Torque Tube, Control Lock Weldment and Aluminum Bellcrank Installation8/9/1995
en Flight Controls - Rudder Trim Tab Actuator Decal9/8/1995
en Flight Controls - Rework of UP/DOWN Elevator Quadrant Stops and LH/RH Rudder Bellcrank Stops5/15/1996
en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/11/1996
2 en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection / Bolt Replacement12/5/2014
en Flight Controls - Control Column Pivot Improvement6/16/1997
en Flight Controls - Flap Position Indication/Control Circuit Modification7/18/1997
revised en Flight Controls - Installation of Simmonds Precision P/N DL5040M5 and/or DL5040M6 Pitch Trim Actuator12/3/1998
revised en Flight Controls - Installation of P/N DL5040M8, Simmonds-Precision Pitch Trim Actuator (PTA)11/18/2002
en Flight Controls - Installation of P/N 27-19008-006/-007, Barber-Colman Pitch Trim Actuator (PTA)3/8/1999
en Flight Controls - Installation of Fairleads at Fuselage Station (FS) 174.0612/5/2000
en Flight Controls - Life Limit for Rudder Gust Lock Assembly, Part Number 27-70066-001, of 5000 Hours9/29/2003
en Flight Controls - Inspect 26-72003 Rudder Pedals for Cracks4/2/2004
1 en Flight Controls - Modification of Vertical Stabilizer Aft Spar to Facilitate Installation of New P/N 27-19332-003 Rudder Trim Tab Actuator3/6/2009
2 en Flight Controls - Modification of Vertical Stabilizer Aft Spar to Facilitate Installation of New P/N 27-19332-003 Rudder Trim Tab Actuator3/19/2010
en Flight Controls - Gravel Guard Installation9/19/2008
en Flight Controls - Pilot's and Copilot's Control Column Access Panels Modification4/28/2009
revised en Flight Controls - Inspection and Repair / Replacement of Pitch Trim Actuator Fuselage Fittings10/14/2011
2 en Mandatory Flight Controls - Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns10/23/2013
en Mandatory Flight Controls - Inspection/Replacement of the Aileron Control System Rod End Bearings9/4/2014
en Mandatory Flight Controls - Inspection of the Aileron Link Rod, Bellcrank and Aileron Hinge Bracket for Damage9/4/2014
en Flight Controls - Inspection/Repair of Wiring Harnesses in the Vertical Stabilizer8/18/2014
en Mandatory Flight Controls - Inspection of Cockpit Control Column Horizontal Tube for Cracks10/8/2015
2 en Flight Controls - Inspection of Rudder Bellcrank10/12/2015
1 en Mandatory Flight Controls - Inspection of the Elevator Control System Rod End Bearings2/23/2016
1 en Mandatory Flight Controls - Pitch Trim Actuator Upper Attach Fittings Inspection6/27/2016
2 en Mandatory Flight Controls - Pitch Trim Actuator Upper Attach Fittings Inspection2/14/2018
en Mandatory Flight Controls - Elevator Quadrant Bearing and Bore Inspection11/28/2016
en Flight Controls - Rudder Pedal Bellcrank, Pivot Bolt/Bearing and Connecting Rod Ends Inspection3/27/2018
en Fuel System - Vent - Installation of Fuel Vent System Clamps6/8/1984
revised en Fuel System - Booster Pump - Fuel Booster Pump Wiring Harness Replacement and Booster Pump Wiring Modification9/17/1987
en Hydraulic System - Service Connection Dust Caps Chain4/11/1983
en Hydraulic Power - Hydraulic Ground Service Quick Access Panel5/11/1984
revised en Hydraulic System - Replacement of Hydraulic System Pressure Transducer Shuttle Valve11/8/1986
en Hydraulic System - Replacement Hydraulic Hand Pump3/17/1988
en Hydraulic Power - Inspection/Replacement Hydraulic Pressure Lines12/11/1995
revised en Ice and Rain Protection - Propellers - Replacement of Propeller Deice Roots12/1/1982
en Ice and Rain Protection - Oil Cooler Inlet Lip Heater Assembly - Replacement of Oil Cooler Inlet Lip Heater Assembly5/9/1984
en Ice and Rain Protection - Prop Deice - Prop Deice System Maintenance/Modification11/18/1983
revised en Propeller Deice - Propeller Deice Modification9/4/1985
en Ice and Rain Protection - Replacement of Windshield Wiper Control Assembly3/15/1986
en Ice and Rain Protection - Installation of Filter and Dryer12/20/1986
en Ice and Rain Protection - Oil Cooler Inlet Heat Connector Contaminant Protection3/8/1989
en Ice and Rain Protection - Improved Windshield Wiper System (Rosemount Inc.)7/23/1994
en Ice and Rain Protection - Oil Cooler Air Inlet Anti-Ice System and Propeller Deice System Circuit Protection3/3/1997
en Ice and Rain Protection - BFGoodrich FASTboot, Pneumatic De-Icer Installation6/25/1999
1 en Ice and Rain Protection - Installation of Pitot Heat Indication System6/20/2008
1 en Ice and Rain Protection - Installation of Windshield Overheat Monitoring System1/25/2013
en Mandatory Ice and Rain Protection - Wing Extension Deice Tube Inspection/Replacement4/4/2018
en Landing Gear - Doors - Inspection of Main Landing Gear Door Actuating Mechanism9/3/1981
en Landing Gear - Nose Gear Emergency Release - Improvement of Nose Landing Gear Emergency Release Cable1/29/1982
revised en Landing Gear - Anti-Skid Brake System Removal4/30/1991
revised en Landing Gear - Steering - Improved Nose Wheel Steering9/28/1983
revised en Landing Gear - Extension and Retraction - Improved Spring for Landing Gear Actuator Bellcranks1/16/1985
revised en Landing Gear - Brake System - Hydromotive Master Cylinder (V1-15-1125) Poppet Valve Pressure Test and Bench Check/Rework3/11/1985
en Landing Gear - Doors - Main Landing Gear Door Striker Plate Replacement7/2/1982
en Landing Gear - Rigging Pin Holes4/22/1983
revised en Landing Gear - Landing Gear Up-Lock Roller3/29/1984
revised en Landing Gear - Brake System - Improved Anti-Skid/Power Brake System and/or Improved Brake Master Cylinder2/7/1989
en Main Landing Gear - Bellcrank Trunnion Bolts - Inspection of Bellcrank Trunnion Bolt Hole & Mounting11/29/1983
en Landing Gear - Emergency Selector Valve - Roll Pin Replacement and Safetying7/26/1983
revised en Nose Landing Gear - Improved Nose Gear Strut Servicing Adapter9/20/1984
en Landing Gear - Installation of Improved Parking Brake Control Cable Clamp11/14/1984
revised en Landing Gear - Replace 27-51048/27K51037 Mount Assemblies (Downlock Spring Pulley)12/5/1991
en Landing Gear Doors - Gear Door Hinge Improvements3/20/1985
en Landing Gear - Installation of Lubrication Fitting in Nose Landing Gear Drag Brace3/19/1985
en Landing Gear - Doors - Main Landing Gear Door Actuating Mechanism Inspection4/3/1985
revised en Landing Gear - Struts - Inspection of 5453001-1 and -3 Main Landing Gear Struts3/2/1987
en Landing Gear - Nose Gear Uplock Modification6/8/1987
en Landing Gear - Loral (Goodyear) Wheel and Brake Retrofit for 14,500 MTOW Aircraft1/12/1989
en Landing Gear - MLG Uplock and Downlock Improvements2/22/1988
en Main Landing Gear - Door Roller Arm10/9/1987
revised en Landing Gears - Doors - Main Landing Gear Door to Nacelle Skin Clearance12/3/1990
revised en Landing Gear - Steering - Nose Gear Steering Operational Check7/7/1989
revised en Landing Gear - Landing Gear Uplock Switch Installation12/12/1990
revised en Landing Gear - Steering - Modification of Nose Wheel Steering System10/5/1991
en Landing Gear - Installation of Self Lubricating Bushings in Nose Landing Gear Drag Brace6/15/1992
revised en Landing Gear - Replacement of GYN186 and 32FE524 Brake Nuts12/15/1992
revised en Landing Gear - Steering - Replacement of Nose Wheel Steering (NWS) Servo Valve4/9/2010
en Landing Gear - Reduced Viscosity, Fire Resistant Hydraulic Fluid10/31/1994
en Landing Gear - OZONE Industries, Inc. Main Landing Gear (MLG) Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear (NLG) Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection8/16/1995
revised en Landing Gear - OZONE Industries, Inc. Main Landing Gear (MLG) Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear (NLG) Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection9/28/1995
revised en Landing Gear - RH Power Lever - Nose Wheel Steering (NWS) Switch9/23/2004
en Landing Gear - Inspection/Replacement for Possible Cracks on P/N 27-51544-001 (16/16.5k) Main Landing Gear, Upper Torque Link Assembly (Machined Part)3/24/1998
en Landing Gear - Inspection/Rework For Cracks On Main Landing Gear (MLG) Drag Brace, Drag Links6/23/2000
en Landing Gear - Inspection/Rework for Cracks on Main Landing Gear (MLG) Drag Brace, Drag Links10/3/2000
en Landing Gear - Overhaul Instructions and Parts Break Down for Hydromotive, Inc. (Now, Skidmore-Wilhelm Manufacturing Co.) Model V1-15-1000 Brake Master Cylinder10/24/2001
revised en Landing Gear - Overhaul Instructions and Parts Break Down for Hydromotive, Inc. (Now, Skidmore-Wilhelm Manufacturing Co.) Model V1-15-1000 Brake Master Cylinder10/15/2010
revised en Landing Gear - Inspection/Replacement of Main Landing Gear (MLG) Torque Link Shaft P/N 27-51540-0035/28/2002
en Landing Gear - Inspection/Replacement of Existing Rod, Clevis (Lower End) and Clevis Pin, which Build Up, P/N 26-72018 or 32-72006 Brake Pedal Push Rod Assembly5/28/2002
en Landing Gear - One Time Inspection of the Nose Landing Gear Steering Test Switch Solder Terminals on Back of Switch9/12/2008
en Landing Gear - One Time Inspection of the Nose Wheel Steering Solenoid Relief Valve Connector9/26/2008
en Landing Gear - Improvement of Power Lever Mounted Nose Wheel Steering Switch4/13/2009
1 en Landing Gear - Nose Wheel Steering Park Switch Modification6/23/2009
en Landing Gear - Installation of Caution Placard on Nose Wheel Steering Actuator8/19/2009
1 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks5/21/2013
2 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks11/7/2018
4 en Landing Gear - Inspection and Repair of Drag Brace Pin Bore Corrosion on Main and Nose Landing Gear Struts9/12/2013
2 en Landing Gear - Inspection and Repair/Replacement of the Nose Landing Gear Centering Arm Assembly4/16/2012
en Landing Gear - Overhaul Instructions and Parts Break Down for Hydromotive, Inc. (Now, Skidmore-Wilhelm Manufacturing Co.) Model V1-15-1125 Brake Master Cylinder1/12/2012
en Mandatory Landing Gear - Inspection/Replacement of 27-51000-031 Bolt Used to Attach Landing Gear Actuator to Bellcrank10/24/2013
en Landing Gear - Inspection and Retorque of the Cleveland Nose and Main Landing Gear Wheel/Tire Assemblies3/13/2014
en Landing Gear - Inspection of 27-51000-393 Bolt8/8/2014
2 en Landing Gear - Inspection/Replacement of Landing Gear Uplock Bolt and Roller9/28/2015
en Landing Gear - 14,500 lb Main Landing Gear Yoke Torque Link Lug and Shaft Inspection8/2/2016
en Landing Gear - 16,000 lb Main Landing Gear Yoke Torque Link Lug and Shaft Inspection8/2/2016
en Lights - Map Light - Map Light and Switch Kit Installation5/25/1982
revised en Lights - Cockpit Lights Power Supplies2/25/1985
en Lighting System - Tail Cone Navigation Lights8/28/1984
en Cockpit Lighting - Overhead, Map, & Glareshield Lights Rheostats Replacement11/14/1984
en Lights - Tel-Tail - Improved Tel-Tail Light Installation11/16/1984
en Lights - Dual Battery Power for Pilots Overhead Light9/30/1992
en Lights - Cabin Aisle Lights - Change Circuit Breaker from 10 Amp to 7.5 Amp6/26/1996
en Lights - Aux Lights Time Delay Relay - Installation of Alternate Auxiliary Lights Time Delay Relay and Bracket6/3/2008
en Pitot Heat - Heated Pitot Mast Modification3/15/1986
en Navigation - Improve Pitot Static Drain11/8/1986
2 en Navigation - Collins Autopilot Adapter Installation6/13/2014
en Navigation - Australian Certification Requirements - AD/General/47 - Three (3) Pointer Type Altimeter - (P/N 27-19138-009 Altimeter)1/3/1996
2 en Navigation - Pitot/Static Plumbing Modification6/24/2009
en Navigation - Ground Proximity Warning System Installation6/29/1999
en Navigation - Placard Installation for NAV Display Instructions11/13/2000
revised en Navigation - TCAS-2000 Traffic Alert and Collision Avoidance System ACAS II Installation6/1/2005
en Navigation - Three Counter Drum Altimeter Retrofit4/10/2006
en Navigation - Dual Mode S Transponder, with Elementary Surveillance10/9/2006
en Oxygen - Oxygen Filler Placard4/20/1982
en Oxygen System - Oxygen System Leak Reduction4/15/1983
revised en Oxygen System - Installation of Metallic Oxygen System Supply Plumbing8/17/1984
revised en Oxygen System - Installation of Metallic Cockpit Oxygen System Plumbing8/17/1984
en Oxygen - Replace Aluminum Fitting on Pressure Transducer10/9/1987
en Oxygen - Australian Certification Requirements for Portable Oxygen Bottle, Crew Oxygen Masks and Smoke Goggles9/1/1995
en Oxygen - Protective Breathing Equipment/Part 121.337(b)(8)7/10/1998
revised en Doors - Cargo Door Gas Spring - Cargo Door Gas Spring Installation1/25/1988
en Doors - Passenger - Installation of Assist Handle1/22/1985
revised en Doors - Passenger - Passenger Door Modifications12/5/1991
en Emergency Exit - Installation of Improved Emergency Exit Hatch Latches3/11/1986
revised en Doors - Passenger - Improved Passenger Door Closer Cable Mechanism7/23/1991
en Doors - Main Cargo Door Improvement12/9/1996
en Doors - Cabin Door Top Latch Positive Extension Inspection Hole2/11/1997
en Fuselage - Radome - Radome Drain3/30/1982
revised en Fuselage - Inspection and/or Repair Fuselage Skin Cracks3/29/1984
revised en Fuselage - Cargo Door Area - Inspection/Beef-up Cargo Door Area Belt Frames2/13/1986
en Fuselage - Cabin Entrance Door Sill Beef Up1/18/1993
en Fuselage - Cockpit Floorboard FOD Barrier Installation9/22/1994
revised en Fuselage - Cockpit Floorboard FOD Barrier Installation6/5/1996
en Fuselage - Installation of Radome Lightning Protection Strips11/7/2007
en Fuselage - Installation of Form-In-Place Gaskets - Wing-to-Body Fairings9/3/2010
4 en Fuselage - Inspection Access Panel Installation4/14/2016
en Mandatory Fuselage - Inspection, Extended Inspection, and Repair of Fuselage Upper Forward Corner of the Main Cabin Door Cutout11/15/2013
en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings7/27/2012
1 en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings5/13/2013
en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks9/26/2013
1 en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks11/6/2013
en Fuselage - Door Surround Structure Alternate Repair Doubler Installation4/3/2015
en Mandatory Fuselage - Propeller Ice Guard Fuselage Skin Inspection6/27/2016
revised en Nacelle - Oil Deflector Installation Kit9/7/1993
revised en Stabilizer - Vertical - Strengthen Vertical Stabilizer7/26/1982
revised en Horizontal Stabilizer - Outboard Elevator Hinge Beef-Up10/13/1988
revised en Stabilizer - Horizontal - Inspection/Replacement of Fasteners in Horizontal Stabilizer4/9/1984
en Stabilizer - Modification of Elevator Balance Intercostal4/12/1988
en Stabilizer - Vertical Stabilizer Skin Improvement11/16/1988
revised en Stabilizer - Horizontal Stabilizer Fitting Fasteners1/20/1993
revised en Stabilizer - Horizontal Stabilizer Fitting Fasteners12/13/1991
3 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation4/22/2008
4 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation9/15/2008
5 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation7/2/2009
7 en Stabilizers - Horizontal Stabilizer, Aft Spar, Centerline Splice, Beef-Up Installation4/18/2016
en Stabilizer - Vertical Stabilizer Access Panel Installation4/20/2016
revised en Window - Cabin - Inspection and/or Replacement of 26-22039 Outer Window Pane and 27-22191 Aft Cabin Outer Pane11/26/1991
3 en Window - Cabin - Inspection and/or Replacement of 27-22180 Outer Window Pane4/1/1993
revised en Window - Cabin - Inspection and/or Replacement of 27-22180 Outer Window Pane5/29/1992
revised en Window - Cockpit - Inspection of Acrylic Cockpit Outer Window Panes11/2/1989
revised en Windows - Cabin - Cabin Window - Inner Pane Installation3/2/1992
revised en Windows - Cockpit - Cockpit Side Window - Inner Pane Installation7/13/1995
en Windows - Cockpit - Dual Pane Cockpit Side Window Desiccant Filter Installation4/25/1997
revised en Windows - Cabin Window Defog System3/8/2002
en Windows - Heated Windshield Electrical Bonding Instructions12/1/2008
1 en Windows - Heated Windshield Electrical Bonding Instructions1/7/2009
en Windows - Inspection of Cockpit Heated Windshields (P/N 26-21126 and 27-19442)12/1/2010
en Windows - Replacement of Kydex ABS Plastic Window Shades with Aluminum Window Shades4/6/2012
en Windows - Installation of New Electronically Heated Glass Windshield (P/N 27-19482-001/-002)9/28/2012
1 en Mandatory Windows - Inspect Cockpit Windshields and Side Windows for Fastener/Nut Security2/26/2015
revised en Wing Tip Extension - Inspection of Wing Tip Extension Hardware7/23/1985
revised en Wings - Inspect, Repair or Rework Lower Wing Skin at W.S. 187.001/23/1984
en Wings - Inspect, Modify/Repair Lower Wing Skin at Wing Station (WS) 1136/22/1993
revised en Wings - Modification/Repair of Upper Wing Skin7/1/1993
en Wings - Increased Corrosion Control for Aft Spar, at Lower Forward and Aft Steel Angles4/5/2005
en Wings - Wing Tip Extension Adjustable Trim Tab Installation8/19/2009
en Wings - Installation of Form-In-Place Gaskets - Battery Box Access Panels9/3/2010
en Wings - Installation of Form-In-Place Gaskets - Delta P/P Transducer Access Panels9/3/2010
en Wings - Inspection for Cracks in LH and RH Wing Leading Edge Skin and Wire Feed-through Doubler at W.S. 782/25/2011
1 en Mandatory Wings - Inspection of Main Spar Lower Cap, BL 0.0 to BL 3.010/4/2013
revised en Propeller - Improved Propeller Synchrophaser Control10/31/1989
revised en Propeller - Dowty-Rotol to McCauley Propeller Conversion1/27/1993
revised en Propeller - McCauley to Dowty-Rotol Propeller Conversion8/17/1989
revised en Propeller - Propeller Synchrophaser System Removal /Reactivation8/17/1989
en Propellers - Reduce Propeller Start Lock and Feather Angle1/15/1993
en Propeller - Installation of De-Icer Erosion Tape on McCauley Propellers10/4/1995
en Propeller - Installation of De-Icer Erosion Tape on Dowty Rotol Propellers10/4/1995
revised en Power Plant - Engine Mount - Engine Mount Truss Assembly - Interchangeability12/31/1991
revised en Power Plant - Improved Engine Combustion System10/23/1984
revised en Power Plant - Engine Installation Improvements3/27/1992
revised en Power Plant - Engine Installation Modification10/2/1989
revised en Engine - Engine Flexible Hose Replacement5/29/1992
en Power Plant - Inspect/Replace Upper Aft Engine Mounts7/24/1987
revised en Power Plant - Engine Mount - Inspection and Modification of Upper Engine Truss to Firewall Attach Fittings and Upper Engine Shock Mount at Upper Engine Mount Lug5/26/2010
en Ignition - Auto Ignition Modification7/8/1986
revised en Ignition - Ignition/Fuel Valve Fail-Safe Relay Modification12/27/1995
en Ignition - Modification of Negative Torque Sensing (NTS) Test System to Provide Auto Ignition System3/21/2000
revised en Ignition - Modification of Negative Torque Sensing (NTS) Test System to Provide Auto Ignition System8/6/2003
revised en Engine Controls - Cables - Power Control Cable Rod-End Replacement and Boot Installation, Power, Fuel Shutoff, and RPM Rod-End to Engine Unit Mounting Hardware Replacement1/11/1985
revised en Engine Controls - Replace Power Lever Flight Idle Detent Arm5/9/1991
en Engine Controls - Relocation of Engine TT2 Sensor10/9/1991
en Engine Controls - Positive Safety of Power Control Cable to Lever Attach Point Clevis, and Inspection for Security of Attaching Hardware of Power Control Cable to P/N 26-21505 Bracket1/6/1995
en Engine Controls - Positive Safety of Attaching Hardware for Engine Power/RPM Control Cable Housings to Pedestal Bracket P/N 26-215053/1/1996
1 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear5/8/2017
2 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear11/1/2018
en Engine Controls - Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21903/17/2015
revised en Engine Indicating - Relocate E.G.T. Compensator9/30/1991
en Engine - Single Red Line Controller3/19/1993
en Engine Indicating - Single Red Line Controller6/11/1993
en Exhaust - Improved Engine Exhaust Duct Gasket and Aspirator Seal Installation5/29/1992
revised en Exhaust - Improved Engine Exhaust Duct Gasket7/14/1993
revised en Starting - Temperature Limiter Circuit11/8/1993
en Alcohol Water Injection - Replace P/N 27-67001-283 AWI Tube12/21/1983
en Mandatory Alcohol Water Injection - Replace P/N 27-19144-007 CAWI Indicator10/16/1985
en Water Injection - Improved Pressure Switch for Continuous Alcohol Water Injection (CAWI)8/25/1992
en Water Injection - Installation of New CAWI Pumps - P/N 27-67033-0458/6/1997
en Mandatory Alert Flight Controls - Aileron - Replacement of Pins in Aileron Control System11/13/1981
revised en Alert Flight Controls - Elevators - Removal of Second Clutch from CONRAC-SAS Servo1/6/1983
revised en Alert Landing Gear - Steering - Nose Wheel Steering Operation Restriction9/7/1982
en Alert Landing Gear - Doors - Modification of Main Landing Gear Door Actuating Mechanism11/5/1981
revised en Alert Propellers - Installation of Erosion Tape on Dowty Rotol Propeller11/19/1985
en Alert Wings - Brackets - Inspection of Forward Spar Brackets1/14/1977
en Alert Wings - Wing Attach Bolts - One Time Inspection of Lower Forward Wing Attach Bolts11/12/1981
en Placards and Markings - Memory Index Marker, Circuit Breaker and Fixed Dimmer Installation2/7/1994
en Air Conditioning - Cockpit Air Shield Installation at Left and Right Circuit Breaker Consoles12/9/2011
2 en Air Conditioning - Perform Pressure Test of Bleed Air Heat Exchanger Tube Assembly Forward of the Firewall10/8/2015
en Air Conditioning - Modification of Underfloor Conditioned Air Ducts4/22/2015
revised en Communications - Baker Audio Panel Modification - Active Noise Reduction Headset Provisions10/4/2001
en Mandatory Electrical - Battery Bus Relay Diode Removal3/10/1992
revised en Electrical - Current Limiter Protection8/10/1999
en Electrical - Starter-Generator Bearing Replacement2/22/1995
en Electrical Power - DC Starter-Generator Quick-Attach-Detach (QAD) Mounting Adapter Change1/10/1996
revised en Electrical Power - Improved Protection for GPU and 115 VAC Inverter Circuits10/8/1997
en Electrical Power - Installation of CONCORDE, Sealed Lead-Acid Batteries1/31/2007
en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson9/19/2007
1 en Electrical Power - Inspection of Electrical Wires/Components, Hydraulic and Bleed Air Tube Assemblies at LH/RH Inboard Wing Leading Edge/Battery Box Areas, LH/RH Wing Stations 51.167 to 81.174 and at All Feed Through Locations Into the LH/RH, Inboard Keelson11/21/2008
en Electrical Power - Grounding Jacks Installation7/30/2008
en Electrical Power - Bus Tie Switch Inspection and/or Replacement3/24/2011
1 en Electrical Power - Bus Tie Switch Inspection and/or Replacement5/6/2011
en Electrical Power - Windshield Heat Circuit Breaker Modification5/16/2011
en Equipment/Furnishings - C-26B Work Station Seating6/29/1993
en Fire Protection - Turbine Fail Thermostat Modification6/17/2011
en Fire Protection - Perform Detail Visual Inspection (DVI) of All Installed Fenwal Overheat Detectors in Wheel Wells and Engine Compartments9/26/2014
en Flight Controls - Improved Flap Position/SAS Compensator Potentiometers (Pots)2/18/1995
en Flight Controls - Rudder Bellcrank Hinge Assembly Rework5/19/1994
revised en Flight Controls - Increased Service Life of 27-42030 Rudder Bellcrank1/5/1996
en Flight Controls - Rudder Torque Tube Drain Hole5/22/1995
en Flight Controls - Rudder Control Lock Weldment and Bellcrank Inspection - Optional Improved Strength Rudder Torque Tube, Control Lock Weldment and Aluminum Bellcrank Installation8/9/1995
en Flight Controls - Rudder Trim Tab Actuator Decal9/8/1995
en Flight Controls - Rework of UP/DOWN Elevator Quadrant Stops and LH/RH Rudder Bellcrank Stops5/15/1996
en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection/Bolt Replacement12/11/1996
2 en Mandatory Flight Controls - Control Column Roller Bearing and Elevator Rod End Bearing Inspection/Bolt Replacement12/5/2014
en Flight Controls - Control Column Pivot Improvement6/16/1997
en Flight Controls - Flap Position Indication / Control Circuit Modification7/18/1997
revised en Flight Controls - Installation of P/N DL5040M8, Simmonds-Precision Pitch Trim Actuator (PTA)11/18/2002
en Flight Controls - Installation of Simmonds Precision P/N DL5040M5 and/or DL5040M6 Pitch Trim Actuator11/18/1998
revised en Flight Controls - Installation of P/N 27-19008-006/-007, Barber-Colman Pitch Trim Actuator (PTA)3/23/1999
en Flight Controls - Life Limit for Rudder Gust Lock Assembly, Part Number 27-70066-001, of 5000 Hours9/29/2003
en Flight Controls - Inspect 26-72003 Rudder Pedals for Cracks4/2/2004
1 en Flight Controls - Modification of Vertical Stabilizer Aft Spar to Facilitate Installation of New P/N 27-19332-003 Rudder Trim Tab Actuator3/6/2009
2 en Flight Controls - Modification of Vertical Stabilizer Aft Spar to Facilitate Installation of New P/N 27-19332-003 Rudder Trim Tab Actuator3/19/2010
en Flight Controls - Gravel Guard Installation9/19/2008
revised en Flight Controls - Inspection and Repair / Replacement of Pitch Trim Actuator Fuselage Fittings10/14/2011
en Flight Controls - SAS Power Advance Indicator Lights Modification5/17/2011
2 en Mandatory Flight Controls - Lubrication of the Aileron Control Cable Chain in the Pilot's and Copilot's Control Columns10/23/2013
en Mandatory Flight Controls - Inspection/Replacement of the Aileron Control System Rod End Bearings9/4/2014
en Mandatory Flight Controls - Inspection of the Aileron Link Rod, Bellcrank, and Aileron Hinge Bracket for Damage9/4/2014
en Flight Controls - Inspection/Repair of Wiring Harnesses in the Vertical Stabilizer8/18/2014
en Mandatory Flight Controls - Inspection of Cockpit Control Column Horizontal Tube for Cracks10/8/2015
2 en Flight Controls - Inspection of Rudder Bellcrank10/12/2015
1 en Mandatory Flight Controls - Inspection of the Elevator Control System Rod End Bearings2/23/2016
1 en Mandatory Flight Controls - Pitch Trim Actuator Upper Attach Fittings Inspection6/27/2016
en Mandatory Flight Controls - Elevator Quadrant Bearing and Bore Inspection11/28/2016
en Flight Controls - Rudder Pedal Bellcrank, Pivot Bolt/Bearing and Connecting Rod Ends Inspection3/27/2018
en Fuel - Add Fuel Vent Hole3/16/1992
en Hydraulic Power - Inspection/Replacement Hydraulic Pressure Lines12/11/1995
en Ice and Rain Protection - Improved Windshield Wiper System (Rosemount Inc.)7/23/1994
en Ice and Rain Protection - Oil Cooler Air Inlet Anti-Ice System and Propeller Deice System Circuit Protection3/3/1997
en Ice and Rain Protection - BFGoodrich FASTboot Pneumatic De-Icer Installation6/25/1999
1 en Ice and Rain Protection - Installation of Pitot Heat Indication System6/20/2008
1 en Ice and Rain Protection - Installation of Windshield Overheat Monitoring System1/25/2013
en Mandatory Ice and Rain Protection - Wing Extension Deice Tube Inspection/Replacement4/4/2018
en Ice and Rain Protection - Indicating and Recording Systems - Flight Data Recorder (F1000) for Field Installation - Parameters Update10/15/2001
en Landing Gear - Installation of Self Lubricating Bushings in the Nose Landing Gear Drag Brace6/15/1992
revised en Landing Gear - Replacement of GYN186 and 32FE524 Brake Nuts12/15/1992
revised en Landing Gear - Replacement of Nose Wheel Steering (NWS) Servo Valve4/9/2010
en Landing Gear - Reduced Viscosity, Fire Resistant Hydraulic Fluid10/31/1994
en Landing Gear - 27-81001 Bracket Assembly Modification9/16/1994
en Landing Gear - OZONE Industries, Inc. Main Landing Gear (MLG) Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear (NLG) Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection8/16/1995
1 en Landing Gear - OZONE Industries, Inc. Main Landing Gear (MLG) Yoke (Reference: MLG Assembly PIN OAS5453 All Dash Numbers Up to and Including -19) and Nose Landing Gear (NLG) Yoke (Reference: NLG Assembly P/N OAS5451 All Dash Numbers Up to and Including -17) Ultrasonic Inspection9/28/1995
en Landing Gear - RH Power Lever - Nose Wheel Steering (NWS) Switch3/29/1996
en Landing Gear - Inspection/Replacement for Possible Cracks on P/N 27-51544-001 (16/16.5K) Main Landing Gear, Upper Torque Link Assembly (machined part)3/24/1998
revised en Landing Gear - Inspection/Rework for cracks on Main Landing Gear (MLG) Drag Brace, Drag Links11/6/2000
revised en Landing Gear - Inspection/Replacement of Main Landing Gear (MLG) Torque Link Shaft P/N 27-51540-0035/28/2002
en Landing Gear - Inspection/Replacement of Existing Rod, Clevis (Lower End) and Clevis Pin, which Build Up, P/N 26-72018 or 32-72006 Brake Pedal Push Rod Assembly5/28/2002
en Landing Gear - One Time Inspection of the Nose Landing Gear Steering Test Switch Solder Terminals on Back of Switch9/12/2008
en Landing Gear - One Time Inspection of Nose Wheel Steering Solenoid Relief Valve Connector9/26/2008
en Landing Gear - Improvement of Power Lever Mounted Nose Wheel Steering Switch4/13/2009
en Landing Gear - Nose Wheel Steering Park Switch Modification6/4/2009
1 en Landing Gear - Nose Wheel Steering Park Switch Modification6/29/2009
en Landing Gear - Installation of Caution Placard on Nose Wheel Steering Actuator8/19/2009
1 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks5/21/2013
2 en Landing Gear - Inspection of Bertea (Parker-Bertea, Parker-Hannifin) Landing Gear Actuators for Cracks11/7/2018
en Landing Gear - Inspection and Replacement of Brake Pedal Push Rod6/30/2011
en Landing Gear - Inspection and Replacement of Brake Pedal Push Rod7/15/2011
4 en Landing Gear - Inspection and Repair of Drag Brace Pin Bore Corrosion on Main and Nose Landing Gear Struts9/12/2013
2 en Landing Gear - Inspection and Repair/Replacement of the Nose Landing Gear Centering Arm Assembly4/16/2012
en Mandatory Landing Gear - Inspection/Replacement of 27-51000-031 Bolt Used to Attach Landing Gear Actuator to Bellcrank10/24/2013
en Landing Gear - Inspection and Retorque of the Cleveland Nose and Main Landing Gear Wheel/Tire Assemblies3/13/2014
en Landing Gear - Inspection of 27-51000-393 Bolt8/8/2014
2 en Landing Gear - Inspection / Replacement of Landing Gear Uplock Bolt and Roller9/28/2015
en Landing Gear - Main Landing Gear Yoke Torque Link Lug and Shaft Inspection8/2/2016
revised en Lights - Dual Battery Power for Pilots Overhead Light1/13/1993
en Lights - Cabin Aisle Lights - Change Circuit Breaker From 10 Amp to 7.5 Amp6/26/1996
en Lights - Installation of Alternate Auxiliary Lights Time Delay Relay and Bracket6/3/2008
en Navigation - Australian Certification Requirements - AD/General/47 - Three (3) Pointer Type Altimeter - (P/N 27-19138-009 Altimeter)1/3/1996
2 en Navigation - Pitot/Static Plumbing Modification6/24/2009
3 en Navigation - Pitot/Static Plumbing Modification5/16/2014
en Navigation - Ground Proximity Warning System Installation6/29/1999
en Navigation - Placard Installation for NAV Display Instructions11/13/2000
en Navigation - TCAS-2000 Traffic Alert and Collision Avoidance System ACAS II Installation12/7/2004
en Navigation - Three Counter Drum Altimeter Retrofit4/10/2006
en Navigation - Dual Mode S Transponder, with Elementary Surveillance10/9/2006
en Oxygen - Australian Certification Requirements for Portable Oxygen Bottle, Crew Oxygen Masks and Smoke Goggles9/1/1995
en Oxygen - Protective Breathing Equipment/Part 121.337 (b)(8)7/10/1998
en Doors - Cargo - Cargo Door AirValve Bracket Modification1/28/1993
en Doors - Cabin Door Top Latch Positive Extension Inspection Hole2/11/1997
1 en Doors - New Cabin Door Placard - Outside Closure Instructions6/13/2014
revised en Fuselage - Cabin Entrance Door Sill Beef Up2/25/1993
en Fuselage - Cockpit Floorboard FOD Barrier Installation9/22/1994
revised en Fuselage - Cockpit Floorboard FOD Barrier Installation6/5/1996
en Fuselage - Installation of Form-In-Place Gaskets - Wing-to-Body Fairings9/3/2010
2 en Fuselage - Inspection Access Panels Installation9/15/2014
en Mandatory Fuselage - Inspection, Extended Inspection, and Repair of Fuselage Upper Forward Corner of the Main Cabin Door Cutout11/15/2013
en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings7/27/2012
1 en Fuselage - Inspection and/or Replacement of the Left Hand and Right Hand Forward and Aft Wing-to-Body Attach Fittings5/13/2013
en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks9/26/2013
1 en Mandatory Fuselage - Inspection of F.S. 69.31 Forward Pressure Bulkhead for Cracks11/6/2013
en Fuselage - Door Surround Structure Alternate Repair Doubler Installation4/3/2015
en Nacelle - Oil Deflector Installation Kit9/7/1993
en Stabilizers - Vertical Stabilizer Access Panel Installation4/20/2016
en Windows - Window Shade Replacement Installation3/27/1996
en Windows - Cockpit - Dual Pane Cockpit Side Window Desiccant Filter Installation4/25/1997
revised en Windows - Cabin Window Defog System3/8/2002
en Windows - Heated Windshield Electrical Bonding Instructions12/1/2008
1 en Windows - Heated Windshield Electrical Bonding Instructions1/7/2009
en Mandatory Windows - Inspection of Cockpit Heated Windshields (P/N 26-21126 and 27-19442)12/1/2010
en Windows - Installation of New Electrically Heated Glass Windshield (P/N 27-19482-001/-002)9/28/2012
1 en Mandatory Windows - Inspect Cockpit Windshields and Side Windows for Fastener/Nut Security2/26/2015
en Wings - Inspect, Modify/Repair Lower Wing Skin at Wing Station (WS) 1136/22/1993
revised en Wings - Modification/Repair of Upper Wing Skin7/1/1993
revised en Wings - Increased Corrosion Control for Aft Spar, at Lower Forward and Aft Steel Angles
en Wings - Wing Tip Extension Adjustable Trim Tab Installation8/21/2009
en Wings - Installation of Form-In-Place Gaskets - Battery Box9/3/2010
en Wings - Inspection for Cracks in LH and RH Wing Leading Edge Skin and Wire Feed-through Doubler at W.S. 782/25/2011
1 en Mandatory Wings - Inspection of Main Spar Lower Cap, BL 0.0 to BL 3.010/4/2013
en Propellers - Reduced Propeller Start Lock and Feather Angle1/15/1993
en Propellers - Installation of De-Icer Erosion Tape on McCauley Propellers10/4/1995
revised en Power Plant - Engine Mount - Inspection and Modification of Upper Engine Truss to Firewall Attach Fittings and Upper Engine Shock Mount at Upper Engine Mount Lug5/26/2010
en Power Plant - Engine Reserve Power System5/24/2007
en Engine Controls - Positive Safety of Power Control Cable to Lever Attach Point, and Inspection for Security of Attaching Hardware of Power Control Cable to P/N 26-21505 Bracket1/6/1995
revised en Engine Controls - Positive Safety of Attaching Hardware for Engine Power/RPM Control Cable Housings to Pedestal Bracket P/N 26-215053/13/1996
1 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear5/8/2017
2 en Engine Controls - Inspect Power Levers in Pedestal for Cracking and/or Excessive Wear11/1/2018
en Engine Controls - Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21903/17/2015
en Engine - Single Red Line Controller3/19/1993
en Engine Indicating - Single Red Line Controller6/11/1993
en Exhaust - Improved Engine Exhaust Duct Gasket5/29/1992
en Starting - Temperature Limiter Circuit9/7/1993
revised en Water Injection - Improved Liquid Level Potentiometer for Continuous Alcohol Water Injection (CAWI)9/23/1992
en Water Injection - CAWI Quantity Indicator Single Engine Go Around Minimum Level Marking9/29/1992
en Water Injection - CAWI Tank Vent Tubing3/11/1993
revised en Water Injection - Improved CAWI Quantity Gauging System2/28/1997
en Water Injection - Installation of New CAWI Pumps - P/N 27-67033-0458/6/1997
1 en Water Injection - Improved Pressure Switch for Continuous Alcohol Water Injection (CAWI)6/12/2009
Service Information Manuals
NameRevisionLangSubjectDate
en SA226 Series10/5/2015
en SA227 Series10/1/2015
en SA227 CC / DC - Commuter Category4/24/1998
Service Letters
NameRevisionLangSubjectDate
en Replacement Air Conditioner Motor - Lear Siegler6/10/1970
revised en Replacement Air Conditioner Motor - Modified Eastman3/6/1979
revised en Wrapping Bleed Air Lines and Control Cables in Wing Leading Edges3/6/1979
en Modification of Freon System8/4/1969
en Freon Compressor Case Cover Leakage9/7/1969
en Ground for Eastman Air Conditioner Motor6/15/1970
en Solid State Voltage Regulator5/1/1970
en New Carbon Pile Voltage Regulator6/17/1970
en Generator Volt-Ammeter Replacement2/9/1973
en Inspection of Primary Flight Control Cable Terminals for Cracks/Pitting Corrosion5/29/2001
1 en Windows - Cockpit Heated Windshield (P/N 26-21126) Damage Report8/31/2012
en Flight Controls - Improper Aileron Installation6/8/2012
en Engine Fuel & Control - Inspect Honeywell P/N 894568-2 Fuel Line for Damage8/29/2013
en Engine Air - Inspect Honeywell P/N 894382-2/-5 Anti-Ice Tube for Cracking or Damage9/19/2014
4 en Pressurization - Cabin Altitude Warning System Operational Test11/7/2018
en Fuselage - Windshield Post/Lower Sill Corrosion8/14/2018
en Inspection of Flap Position Transmitter Arm7/22/1969
en Replacement of Flap Limit Switches6/10/1970
en Replacement and Relocation of Fuel Boost Pump Hoses and Installation of Doubler Plates, Fuel Boost Pump Mounts8/4/1969
en Improved Fuel Boost Pump (Wet Carbon Bearing) (Adel P/N 72477 Swearingen P/N 26-63066-1)12/15/1969
en Icing Approval12/16/1969
en Installation of Air Safety Valve10/21/1969
en Surface De-Icer Boot Circuit Modification11/5/1969
en Intake Heat Modification11/5/1969
en Pitot Heat Circuit Modification11/5/1969
en Conversion of Windshield Wiper Blade Installation6/2/1969
en Windshield Change11/5/1969
en Propeller De-Icer Circuit Modification11/5/1969
en Nose Strut Service Port, Accessibility2/3/1970
en Landing Gear Limit Switch Improvement8/24/1970
en Landing Gear Limit Switch Improvement1/23/1975
en Nose Gear Steering4/24/1970
revised en Improved Main Landing Gear Actuator3/6/1979
en Pressurized Brake Reservoir4/28/1970
en Increase in Nose Wheel Tire Pressure3/6/1979
en Pitot and Static System Improvement7/17/1970
revised en Installation of Bungee Assembly on Cabin Door Kit No. 52-10-0133/6/1979
revised en Repair of Fiberglass Main Landing Gear Door3/6/1979
revised en Replacement of Lower Cowl Inner Pan3/6/1979
en Loose Rivets in Forward Edge of Engine Turtle Back9/28/1970
en Removal and Installation of Elevator Assemblies10/15/1969
en Installation of Cockpit Inner Side Windows6/15/1969
en Center Windshield De-Fog Kit6/1/1970
en Modification of Battery Vent System9/30/1969
en Pressure Indicators, Installation of Restrictor Assemblies1/22/1970
revised en Start Circuit Modification3/6/1979
en Ice and Rain Protection - De-Icer Boot Moisture Removal2/14/1992
en Power Plant - Gearcase Oil Drain Fitting5/29/1992
en Ice and Rain Protection - Add Drain Holes to Vertical Stabilizer10/28/1992
5 en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement8/3/1999
revised en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement4/28/1993
revised en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement3/2/1995
en Doors - Cargo Door Gas Spring Attach Point (Fuselage Frame)5/12/1993
en Water Injection - Polyurethane Hoses, 5/8 Inch Inside Diameter (ID)9/27/1993
en Flight Controls - Alternate Means of Compliance with AD 93-15-028/12/1993
en Pneumatic - Replacement of P/N 69380, MS24593-8 or J416-8SS-5 Bleed Air Check Valve10/26/1993
en Landing Gear - Steering - Return Port, Nose Wheel Steering Actuator11/22/1993
en Landing Gear - Nose Landing Gear Uplock Roller/Striker Extension Removal6/24/1996
en Doors - FAR 121.310(g) Exterior Exit Markings1/29/1997
en Doors - FAR 121.310(h) Exterior Escape Route2/21/1997
en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional Check and No-Back Functional Check10/3/1997
2 en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional Check and No-Back Functional Check2/1/1999
1 en Electrical Power - Generator Control Unit Interchangeability2/9/1999
en Equipment/Furnishings - Pilot Seat Back Pocket Interferes with Junction Box4/2/1998
1 en Flight Controls - Barber Colman Pitch Trim Actuator - Airspeed Limitation9/2/1998
en Flight Controls - Inspection of Pitch Trim Actuator for Correct Installation and Freedom of Operation9/9/1998
en Pneumatics - Inspection/Replacement of (31PSI) Pneumatic Pressure Regulator for Incorrect Inlet/Outlet Port Orientation11/24/1998
en Equipment/Furnishings - Life Preserver with Locator Light for FAR, Part 121.2 and 121.340 Requirement12/4/1998
revised en Hydraulic Power - Overhaul Time Limit for P/N 27-81009 Hydraulic Power Pack11/3/1999
en Ice and Rain Protection - BFGoodrich P/N 74-451-AC Erosion Repair Kit,for Wing and Tail De-Ice Boots8/25/1999
en Inspection/Replacement/Protection of Fuel Boost Pump Wire Harness for Chaffing Condition9/6/2000
en Flight Controls - Inspection of Primary Flight Control Cable Terminals for Cracks/Pitting Corrosion5/29/2001
en Fire Protection - Inspect P/N 27-81069-011 Blanket Assembly for Presence of Flammable Fluid at Each Pre-Flight7/3/2002
1 en Fuselage - Inspect Cabin and Cargo Door, Fore and Aft (Airframe Side), Click-Clack Bushing Receptacles, P/N 27-20063-001, -005, -007 and -009, for Cracks4/4/2016
en Landing Gear - Inspection of Main Landing Gear (MLG) Trunnion Bushing, P/N 27-51009, Attaching Hardware for Looseness3/27/2003
en Fuselage - Inspect for Possible Cracks in LH/RH Fuselage Station (F.S.) 272 and 276 for Forward Spar, F.S. 308 and 311 for Aft Spar on AT/TC Model Airplanes or F.S. 169 and 173 for Main Spar, F.S. 205 and 208 for Aft Spar on T/T(A)/T(B) Model Airplanes, Lower Belt Frames and Nested Channels at LH/RH Stringer 10A Feedthrough6/10/2003
en Landing Gear - Inspect for Cracks and/or Bulges of Left Hand/Right Hand, Inboard/Outboard, Keelson Web Skin at Nacelle Station (N.S.) 141.696/10/2003
en Flight Controls - One Time Inspection of Upper, Pitch Trim Actuator (PTA) Attach Fitting/Hardware, for Correct Installation2/25/2004
en Fire Protection - Relief for Recent Change of SA226 MM, Chapter 5, Hydrostatic Test Interval (HTI), for P/N 30301100 and 30300020 Fire Extinguisher Bottles4/16/2004
revised en Fuselage - Special Inspection of Fuselage Drains and Installation of Additional Fuselage Drains in Accordance With M7 Engineering Drawing, 27K220011/26/2005
en Power Plant - LORD Mechanical Products, Service Information Letter, LM827-71-001, Clarification on the Engine Isolator Inspection Criteria1/20/2006
en Wings - Inspection of Aft Spar, at Lower Aft Steel Angle for Corrosion4/5/2005
en General Information - Use of the Name Fairchild or M7 Aerospace LP2/20/2007
1 en General Information - Inspection / Replacement of Flight Control Cable Pulley, Guard Pin1/30/2014
en General Information - Inspection of Upper and Lower Engine Mount Attach Fitting Bolts for Correct Torque11/14/2008
1 en Windows - Cockpit Heated Windshield (P/N 26-21126 and 27-19442) Damage Report8/31/2012
en Powerplant - Inspection of Engine Trusses for Chafing by Anti-Ice Valve P/N 319980-13-18/26/2011
en Hydraulics - APPH Solenoid Valves and Hydraulic Power Packs Alert8/3/2012
en Standard Practices - Defective Standard Hardware - MS21042 Self-Locking Nuts8/3/2012
en Flight Controls - Inspect Aileron Spar Web at Hinges for Cracking6/10/2013
1 en Flight Controls - Inspect Aileron Spar Web at Hinges for Cracking9/19/2014
en Landing Gear - Inspect and Replace 27-51000-031 Landing Gear Actuator Bolts8/13/2013
1 en Engine Fuel & Control - Inspect Honeywell P/N 894568-1 Fuel Line for Damage12/12/2013
en Engine Controls - Recommend Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21902/11/2014
en Engine Air - Inspect Honeywell P/N 894382-1/-2/-5/-6 Anti-Ice Tube for Cracking or Damage9/19/2014
en Inspection of Rudder Flight Control Cables4/15/2015
en Landing Gear - Inspect/Replace 27-52000-141 Nose Landing Gear Actuator Bellcrank Pins8/31/2015
en Engine Controls - Inspection of Engine Control Cable Support Bracket in Pedestal8/24/2015
3 en Pressurization - Cabin Altitude Warning System Operational Test8/11/2016
4 en Pressurization - Cabin Altitude Warning System Operational Test11/7/2018
en Pressurization - Replace Engine Plumbing to Fuel Heater per Honeywell Service Bulletin TPE331-73-023810/27/2016
en Flight Controls - Routing Modifications Affecting Control Cable2/14/2018
en Placards and Markings - Airplane Towing Placards2/12/2018
en Fuselage - Windshield Post/Lower Sill Corrosion8/14/2018
en A.B.S. 5007396 Brakes3/15/1991
en Inspection of Gearcase to Engine Mount Bolts9/9/1991
en Power Plant - Gearcase Oil Drain Fitting11/19/1991
en Ice and Rain Protection - De-Icer Boot Moisture Removal2/14/1992
en Ice and Rain Protection - Drain Holes to Vertical Stabilizer10/28/1992
en Equipment/Furnishings - Add Lumbar Support to 27-19308 Cabin Seat (PTC Service Bulletin 25-1230)10/23/1992
en Battery Control Circuit - Reverse Current2/22/1993
en Passenger Seats - Arm Rest Release Button1/15/1993
en Landing Gear - Preservation of Fail-Safe Feature in Main Landing Gear Door Extension/Retraction System5/11/1993
revised en Electrical Power - Generator Control Unit Interchangeability2/9/1999
5 en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement8/3/1999
revised en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement3/2/1995
revised en Flight Controls - DL5040M5, DL5040M6 and DL5040M8 Pitch Trim Actuator Freeplay Measurement5/22/1996
en Navigation - Bendix/King Weather Radar Interchangeability4/13/1993
revised en Doors - Cargo Door Gas Spring Attach Point (Fuselage Frame)5/12/1993
en Landing Gear - Main Landing Gear Striker Plate Removal and Nose Landing Gear Uplock Roller/Striker Extension Removal6/24/1996
en Wings - Added Belly Skin Drain Holes6/25/1993
en Engine - 27-62085-043 Bracket9/7/1993
en Wings - Enlarge Wing Aft Belly Skin Access Door Drain Holes8/18/1993
en Flight Controls - Alternate Means of Compliance with AD 93-15-028/12/1993
en Water Injection - Polyurethane Hoses, 5/8 Inch Inside Diameter (ID)9/27/1993
en Pneumatics - Replacement of P/N J416-8SS-5 or MS24593-8 Bleed Air Check Valve10/26/1993
en Ignition - Replacement of Feedback Blocking Diode, LH/RH Ignition Mode Relay10/14/1993
revised en Fire Protection - Fire Logic Module Connector Reversal Protection1/9/1995
en Landing Gear - Steering - Return Port, Nose Wheel Steering Actuator11/22/1993
en Power Plant - Replacement of Engine Oil Inspection Door Camlock Studs1/27/1994
en Landing Gear - Wheels - ABSC 5007397-1 Wheel Installation8/23/1994
en Electrical Power - Starter/Generator Bearing Replacement12/23/1994
en Doors - FAR 121.310(g) Exterior Exit Markings1/29/1997
en Doors - FAR 121.310(h) Exterior Escape Route2/21/1997
en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional Check and No-Back Functional Check10/3/1997
2 en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional Check and No-Back Functional Check2/1/1999
en Equipment/Furnishings - Pilot Seat Back Pocket Interferes with Junction Box4/2/1998
revised en Flight Controls - Barber Colman Pitch Trim Actuator - Airspeed Limitation9/2/1998
en Flight Controls - Inspection of Pitch Trim Actuator for Correct Installation and Freedom of Operation9/9/1998
en Pneumatics - Inspection/Replacement of (31PSI) Pneumatic Pressure Regulator for Incorrect Inlet/Outlet Port Orientation11/24/1998
en Equipment / Furnishings - Life Preserver with Locator Light for FAR, Part 121.2 and 121.340 Requirement12/4/1998
revised en Hydraulic Power - Overhaul Time Limit for P/N 27-81009 Hydraulic Power Pack11/3/1999
en Ice and Rain Protection - BFGoodrich P/N 74-451-AC Erosion Repair Kit, for Wing and Tail De-ice Boots8/25/1999
en Inspection/Replacement/Protection of Fuel Boost Pump Wire Harness for Chaffing Condition9/6/2000
en Flight Controls - Inspection of Primary Flight Control Cable Terminals for Cracks/Pitting Corrosion5/29/2001
en Fire Protection - Inspect P/N 27-81069-011 Blanket Assembly for Presence of Flammable Fluid at Each Pre-Flight7/3/2002
1 en Fuselage - Inspect Cabin and Cargo Door, Fore and Aft (Airframe Side), Click-Clack Bushing Receptacles, P/N 27-20063-007 and -009, for Cracks4/4/2016
en Landing Gear - Inspection of Main Landing Gear (MLG) Trunnion Bushing, P/N 27-51009, Attaching Hardware for Looseness3/27/2003
en Fuselage - Inspect for Possible Cracks in LH/RH Fuselage Station (F.S.) 272 and 276 for Forward Spar, F.S. 308 and 311 for Aft Spar on AT/AC Model Airplanes or F.S. 169 and 173 for Main Spar, F.S. 205 and 208 for Aft Spar on TT/TT300 Model Airplanes, Lower Belt Frames and Nested Channels at LH/RH Stringer 10A Feedthrough6/10/2003
en Landing Gear - Inspect for Cracks and/or Bulges of Left Hand/Right Hand, Inboard/Outboard, Keelson Web Skin at Nacelle Station (N.S.) 141.696/10/2003
en Wings - Inspection of Aft Spar, at Lower Aft Steel Angle for Corrosion6/10/2003
en Flight Controls - One Time Inspection of Upper, Pitch Trim Actuator (PTA) Attach Fitting/Hardware, for Correct Installation2/25/2004
en Fire Protection - Relief for Recent Change of SA227 MM, Chapter 5, Hydrostatic Test Interval (HTI), for P/N 30301100 and 30300020 Fire Extinguisher Bottles4/16/2004
revised en Fuselage - Special Inspection of Fuselage Drains and Installation of Additional Fuselage Drains in Accordance With M7 Engineering Drawing, 27K220011/26/2005
en General Information - Use of the Name Fairchild or M7 Aerospace LP2/20/2007
1 en General Information - Inspection / Replacement of Flight Control Cable Pulley, Guard Pin1/30/2014
en General Information - Inspection of Upper and Lower Engine Mount Attach Fitting Bolts for Correct Torque11/14/2008
1 en Windows - Cockpit Heated Windshield (P/N 26-21126 and 27-19442) Damage Report8/31/2012
en Cancelled Inspection of 16K Main Landing Gear Upper Scissor Link Lug Bore8/23/2013
en Hydraulics - APPH Solenoid Valves and Hydraulic Power Packs Alert8/3/2012
en Standard Practices - Defective Standard Hardware - MS21042 Self-Locking Nuts8/3/2012
en Flight Controls - Inspect Aileron Spar Web at Outboard Hinge for Cracking6/10/2013
1 en Flight Controls - Inspect Aileron Spar Web at Outboard Hinge for Cracking9/19/2014
en Landing Gear - Inspect and Replace 27-51000-031 Landing Gear Actuator Bolts8/13/2013
1 en Engine Fuel & Control - Inspect Honeywell P/N 894568-1/-2 Fuel Line for Damage12/12/2013
1 en Landing Gear - Inspection/Replacement of 27-51042-177/-179 Shear Bolt Installed on the Main Landing Gear Door Linkage3/7/2014
en Engine Controls - Recommend Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21902/11/2014
en Engine Air - Inspect Honeywell P/N 894382-2/-5 Anti-Ice Tube for Cracking or Damage9/19/2014
en Landing Gear - Inspect/Replace 27-52000-141 Nose Landing Gear Actuator Bellcrank Pins8/31/2015
en Engine Controls - Inspection of Engine Control Cable Support Bracket in Pedestal8/24/2015
2 en Pressurization - Cabin Altitude Warning System Operational Test8/11/2016
3 en Pressurization - Cabin Altitude Warning System Operational Test11/7/2018
en Flight Controls - Aileron/Elevator Mass Balance Change11/21/2016
en Flight Controls - Routing Modifications Affecting Control Cable Life2/14/2018
en Placards and Markings - Airplane Towing Placards2/12/2018
en Fuselage - Windshield Post/Lower Sill Corrosion8/14/2018
revised en Electrical Power - Terminal Strip (TS) 14 Jumper Wire Improvement2/3/1993
en Ice and Rain Protection - Add Drain Holes to Vertical Stabilizer10/28/1992
en Equipment/Furnishings - Add Lumbar Support to 27-19308 Cabin Seat (PTC Service Bulletin 25-1230)10/23/1992
en Inverter Wiring - Relocate Wire Number 206052-102/3/1993
en Passenger Seats - Arm Rest Release Button1/15/1993
en Doors - Cargo Door Gas Spring Attach Point (Fuselage Frame)5/12/1993
en Engine - 27-62085-043 Bracket8/30/1993
en Wings - Enlarge Wing Aft Belly Skin Access Door Drain Holes8/18/1993
en Fuel - Low Fuel Float Switch Splice Replacement10/7/1993
en Pneumatics - Replacement of P/N J416-8SS-5 or MS24593-8 Bleed Air Check Valve10/26/1993
en Landing Gear - Steering - Return Port, Nose Wheel Steering Actuator11/8/1993
en Power Plant - Replacement of Engine Oil Inspection Door Camlock Studs1/27/1994
en Landing Gear - Wheels - ABSC 5007397-1 Wheel Installation8/23/1994
en Ice and Rain Protection - De-Icer Boot Moisture Removal11/23/1994
en Electrical Power - Starter/Generator Bearing Replacement12/23/1994
en Doors - FAR 121.310(g) Exterior Exit Markings1/29/1997
en Doors - FAR 121.310(h) Exterior Escape Route2/21/1997
en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional heck and No-Back Functional Check10/3/1997
revised en Flight Controls - Barber Colman Pitch Trim Actuator - Perform Adjustment - Mechanical/Electrical Stops Functional heck and No-Back Functional Check2/1/1999
en Equipment/Furnishings - Pilot Seat Back Pocket Interferes with Junction Box4/2/1998
revised en Flight Controls - Barber Colman Pitch Trim Actuator - Airspeed Limitation9/2/1998
en Flight Controls - Inspection of Pitch Trim Actuator for Correct Installation and Freedom of Operation9/9/1998
en Pneumatics - Inspection/Replacement of (31PSI) Pneumatic Pressure Regulator for Incorrect Inlet/Outlet Port Orientation11/24/1998
en Equipment / Furnishings - Life Preserver with Locator Light for FAR, Part 121.2 and 121.340 Requirement12/4/1998
en Equipment / Furnishings - Replacement of Clevis for Brake Pedal Push Rod Assembly7/6/2011
en Flight Controls - DL5040M8 Pitch Trim Actuator Freeplay Measurement8/12/1999
revised en Hydraulic Power - Overhaul Time Limit for P/N 27-81009 Hydraulic Power Pack11/3/1999
en Ice and Rain Protection - BFGoodrich P/N 74-451-AC Erosion Repair Kit, for Wing and Tail De-Ice Boots8/25/1999
revised en Inspection/Replacement/Protection of Fuel Boost Pump Wire Harness for Chaffing Condition9/25/2000
en Flight Controls - Inspection of Primary Flight Control Cable Terminals for Cracks/Pitting Corrosion5/29/2001
1 en Fuselage - Inspect Cargo Door, Fore and Aft (Airframe Side), Click-Clack Bushing Receptacles, P/N 27-20063-007 and -009, for Cracks4/4/2016
en Landing Gear - Inspection of Main Landing Gear (MLG) Trunnion Bushing, P/N 27-51009, Attaching Hardware for Looseness3/27/2003
en Fuselage - Inspect for Possible Cracks in LH/RH Fuselage Station (F.S.) 272 and 276 for Forward Spar, F.S. 308 and 311 for Aft Spar on CC/DC Model Airplanes, Lower Belt Frames and Nested Channels at LH/RH Stringer 10A Feedthrough6/10/2003
en Wings - Inspection of Aft Spar, at Lower Aft Steel Angle for Corrosion6/10/2003
en Landing Gear - Inspect for Cracks and/or Bulges of Left Hand/Right Hand, Inboard/Outboard, Keelson Web Skin at Nacelle Station (N.S.) 141.696/10/2003
en Flight Controls - One Time Inspection of Upper, Pitch Trim Actuator (PTA) Attach Fitting/Hardware, for Correct Installation2/25/2004
en Fire Protection - Relief for Recent Change of SA227 Commuter Category MM, Chapter 5, Hydrostatic Test Interval (HTI), for P/N 30301100 and 30300020 Fire Extinguisher Bottles4/16/2004
revised en Fuselage - Special Inspection of Fuselage Drains and Installation of Additional Fuselage Drains in Accordance With M7 Engineering Drawing, 27K220011/26/2005
en Fuel - Fuel Leak Click-Patch Repair3/20/2006
en General Information - Use of the Name Fairchild or M7 Aerospace LP2/20/2007
1 en General Information - Inspection / Replacement of Flight Control Cable Pulley, Guard Pin3/2/2014
en General Information - Inspection of Upper and Lower Engine Mount Attach Fitting Bolts for Correct Torque11/14/2008
1 en Windows - Cockpit Heated Windshield (P/N 26-21126 and 27-19442) Damage Report8/31/2012
en Cancelled Inspection of 16K Main Landing Gear Upper Scissor Link Lug Bore6/28/2011
1 en Hydraulics - APPH Solenoid Valves and Hydraulic Power Packs Alert10/8/2012
en Standard Practices - Defective Standard Hardware - MS21042 Self-Locking Nuts8/3/2012
en Flight Controls - Inspect Aileron Spar Web at Outboard Hinges for Cracking6/10/2013
1 en Flight Controls - Inspect Aileron Spar Web at Outboard Hinges for Cracking9/19/2014
en Landing Gear - Inspect and Replace 27-51000-031 Landing Gear Actuator Bolts8/13/2013
1 en Engine Fuel & Control - Inspect Honeywell P/N 894568-1/-2 Fuel Line for Damage12/12/2013
1 en Landing Gear - Inspection/Replacement of 27-51042-177 Shear Bolt Installed on the Main Landing Gear Door Linkage3/7/2014
en Engine Controls - Recommend Replace/Rework Propeller Pitch Control (PPC) Assemblies per Honeywell Service Bulletin TPE331-72-21902/11/2014
en Engine Air - Inspect Honeywell P/N 894382-2/-5 Anti-Ice Tube for Cracking or Damage9/19/2014
en Landing Gear - Inspect/Replace 27-52000-141 Nose Landing Gear Actuator Bellcrank Pins8/31/2015
en Engine Controls - Inspection of Engine Control Cable Support Bracket in Pedestal8/24/2015
2 en Pressurization - Cabin Altitude Warning System Operational Test8/11/2016
3 en Pressurization - Cabin Altitude Warning System Operational Test11/7/2018
en Flight Controls - Routing Modifications Affecting Control Cable Life2/14/2018
en Placards and Markings - Airplane Towing Placards2/12/2018
en Fuselage - Windshield Post/Lower Sill Corrosion8/14/2018
Service Notes
NameRevisionLangSubjectDate
en Prop Blade Covers11/10/1969
en Access Panel to Speed Switches12/24/1969
en Emergency Entrance to Cabin12/24/1969
en Adjustment of Nose Gear Steering Switches3/25/1970
en Vendor Item Service Information3/25/1970
en Main Entrance Door Snubbers8/27/1970
en Cabin Door5/20/1970
en Cabin Door
en Procedures for Fuel Quantity Calibration5/20/1970
en Nose Steering Operation5/27/1970
en Flap System Service Information5/27/1970
en Freon Air Conditioning System5/20/1970
en Pressurization System Operating Technique and Troubleshooting5/20/1970
A en Pressurization System Operating Technique and Troubleshooting3/10/1971
en TPE 331 Engine Operating Information5/27/1970
en Lubrication of Starter/Generator Drive Spline10/27/1970
en Propeller Lubrication5/27/1970
en Start Circuit Troubleshooting5/27/1970
en Vendor Item Service Information on Woodward Governor 6/15/1970
en Aircraft Service Information6/15/1970
en Vendor Service Information - Propellers6/19/1970
en PT6A Engine Service Information8/6/1970
en Vendor Service Information - PT6 Engine8/6/1970
en Fuel Control and Service Information8/11/1970
en Installation of Coffee Drain8/27/1970
en Merlin II Generator Control Circuit11/30/1999
en Vendor Service Information - PT6 Engine11/30/1999
en Engine Starting Procedures11/30/1999
en Nose Gear Steering Parts Availability11/30/1999
en Service Information - TPE331 Engine11/30/1999
en Vendor Service Information - Hartzell Propeller11/30/1999
en Vendor Service Information - TPE 331 Engine3/12/1971
en Inspection of Landing Gear Limit Switch Actuator Assembly3/29/1971
en Removal of Landing Gear Torque Tube Gear Box5/22/1972
en Optional Replacement of Landing Gear Position Switches7/15/1972
en Inspection of Elevator Counterweights7/27/1972
en Nose Steering Component Installation8/16/1972
en Air Conditioning System Maintenance1/18/1973
en Mismatched Battery Installation5/11/1973
en Woodward Service Bulletin 335505/21/1973
en B.F. Goodrich Service Bulletin No. E-71-40B6/25/1973
en Cleaning and Lubrication of Landing Gear - Emergency Actuating System8/27/1973
en Hartzell Propeller Bulletin No. 1055/5/1974
en Compliance with EPA Fuel Venting Requirements11/18/1974
en Hartzell Propeller Service Letter No. 90, Hartzell Propeller Bulletin No. 1092/12/1975
en Ground Running of Engines with EPA Fuel Purge Kits Installed2/26/1975
en Manual Ground or In-Flight Shut-Down of Engines with EPA Fuel Purge Kits Installed7/28/1975
en Conversion of P/N 38D84 Mass Flow Control Valves to P/N F380849/9/1975
en Optional Modification to Lower Connecting Rod-Landing Gear Emergency Extension System10/7/1975
en Bendix Service Bulletins No. 87 and No. 9111/12/1975
en Inspection of Cockpit Flooring4/22/1976
en Inspection of Elevator Hinge Bearings6/4/1976
en Propeller DeIce Brush Block Replacement10/15/1978
en Inspection of Landing Gear Actuator Clevis2/2/1981
en New Heavy Duty Tachometer Generator2/10/1981
en Background Information on Lower Forward Wing Attach Fittings P/N 50-110057 & 50-1100975/28/1982
en Critical Propeller Blade Inspection4/12/1983
en 26-42047 Rudder Torque Tube Wear Limits9/6/1983
en Nose Steering Switch Replacement10/6/1987
en Rudder Trim Tab Rod Assembly11/8/1990
en Wing Overheat Warning System4/10/1972
en Inspection of Horizontal Trim Actuator Mounting Bolts and Bushings8/15/1972
en Landing Wheel Nut Torque2/7/1973
en Adjustment of Rudder/Aileron Interconnect Springs and Cables3/14/1973
en Inspection of Air/Oil Separator Installation - Engine Oil Tanks6/25/1973
en Operational Information7/25/1973
en B.F. Goodrich Service Bulletin No. E-71-40B6/25/1973
en Service Information Effectivity10/5/1973
en Pitch Trim Actuator Attachment Fitting1/24/1974
en Engine Mount Bolt Security2/4/1974
en Cast Magnesium Wheel Assembly P/N 3-12833/4/1974
en Hydraulic Line Chafing3/11/1974
en Hartzell Propeller Bulletin No. 1055/5/1974
en Water Separator By-Pass Valve Spring6/6/1974
en Operations with Water, Slush or Snow on Runway10/1/1974
en Cockpit Switch Orientation10/9/1974
revised en 18 x 5.5, 10 Ply, Main Gear Tires3/11/1975
en Pilot's Advisory - Possible Asymmetrical Thrust Condition10/18/1974
en Emergency Entrance to Cabin11/7/1974
en Pilot's Advisory - Variable Authority Nose Wheel Steering System12/20/1974
en Instrument Post Lighting1/23/1975
en Hartzell Propeller Service Letter No. 90, Hartzell Propeller Bulletin No. 1092/12/1975
en Ground Running of Engines with EPA Fuel Purge Kits Installed2/26/1975
en Service Information for Nose Wheel2/20/1975
en Manual Ground or In-Flight Shut-Down of Engines with EPA Fuel Purge Kits Installed7/28/1975
en Service Information8/5/1975
en Hydraulic Shutoff Operation9/19/1975
en Seal Kits9/25/1975
en NTS Check Valve Installation10/23/1975
en Refurbishing of De-Icer Boot Surface10/24/1975
en Bendix Service Bulletins No. 87 and No. 9111/12/1975
en Trouble-Shooting Procedures for Whelen Strobe Light Systems12/4/1975
en Inspection and Coating of Hydrin Surface Wing and Horizontal Stabilizer Pneumatic De-Icer Boots1/26/1976
en Exhaust Tracks4/12/1976
revised en Inspection of Elevator Quadrant10/1/1977
en Door Snubber Servicing6/9/1976
en Radome Plastic Cap Vent Hole8/12/1976
en Stabilizer Spar Inspection in Accordance with AD 74-24-024/21/1977
en SAS System Component Changes8/5/1977
en Firewall Connections10/1/1977
en Improved Service Life of Air Conditioning Refrigeration System10/1/1977
en Hydraulic System Improvements10/1/1977
en Exhaust Stub with Improved Service Life10/1/1977
en Passenger Door Snubber and Chain Adjustment10/1/1977
en Precautions on SAS Heat Operation11/29/1977
en New Heavy Duty Tachometer Generator1/9/1978
en Nose Gear Steering Actuator Seal Replacement2/10/1978
en Control Cable Shortening3/10/1978
en Replacement Rivets in Flaps, Nacelles and Engine Air Inlet Duct10/15/1978
en Engine Rigging - Propeller Reverse Limits3/10/1978
en Nose Wheel Towing Turn Limits6/10/1978
en Deicer Stall - Alternate Cement10/15/1978
revised en Propeller DeIce Brush Block Replacement9/4/1980
en Improved Battery Access12/15/1978
en Hydraulic Powered Nose Steering Actuator Filters3/30/1979
revised en FAR Master Minimum Equipment List (MMEL)3/26/1980
en Engine Condition Monitoring System10/20/1979
en Hydraulic System Bleeding Requirements10/20/1979
en Limitations Placards12/18/1979
en Cooling Turbine Oil Service Interval and Low Limit Duct Sensor Check Out Procedure3/26/1980
en Engine Oil Level4/1/1980
en Tel-Tail Light Kit 2260001: Supplemental Information4/1/1980
en Luftfahrt-Bundesamt (LBA) Fly-Over Noise Level Compliance Specifications for SA226-AT (Merlin IV) and SA226-TC (Metro)7/7/1980
en Request for Information8/1/1980
en Ice Ingestion3/31/1981
en Fuel Flow Transmitter6/12/1981
revised en Amplified Landing Gear Extension Procedures4/15/1983
revised en Nose Wheel Retention Torque6/6/2014
revised en Improved Hose Material1/29/1982
revised en Battery and Starter/Generator Ground Bonding4/2/1998
en Nose Wheel Steering Operation1/20/1982
en Rosemount Stability Augmentation Servo Part Number Clarification6/14/1982
en RPM Indicator6/11/1982
revised en Saft Battery Availability6/23/1982
en Securing 27-67035-001 Bushing6/15/1982
en Nose Wheel Shimmy6/30/1982
en Fire Extinguisher Bottle Inspection7/2/1982
en TPE331 Engine Wash Procedure6/3/1983
revised en Flight Idle Power Check8/7/1989
en Pre-Calculated Deteriorated Power Limitation Tables Service8/24/1982
en Pitch Trim Warning Horns11/5/1982
revised en Oxygen Requirements for SA226 Aircraft in the Conduct of FAR 135 Operations7/1/1985
en Critical Propeller Blade Inspection4/12/1983
en Airframe Inspection Manual ST-UN-M0024/6/1983
revised en Circuit Breaker Moisture Protection3/29/1984
en Rescinded Emergency Exit Beta Light Inspection7/26/1993
en Electrical Parts Substitution4/16/1984
en Procedure for Converting SA226-TC Floor for Cargo Use5/7/1985
en Pitch Trim Actuator12/9/1983
en Prop DeIce System Maintenance Procedures11/15/1983
en Landing Gear Strut Height12/20/1983
revised en Wire Identification10/4/1988
en Metallic Tubing and Line Support1/16/1984
en Cockpit Hydraulic Fluid Containment Shroud Assemblies and Insulation Blankets5/16/1984
revised en MLG Tire Template9/12/1990
en Equivalent Method of Compliance with Airworthiness Directive 84-05-01, Paragraph (a)(1) (Inspection of Flammable Fluid Bag)5/3/1984
revised en Landing Gear Service and Lubrication9/5/1984
en Stall Avoidance System (SAS)8/6/1984
en Engine Control Cable ID and Interchangeability8/14/1984
en Aircraft Deicing Procedures11/7/1984
en Inspection of 893-16162 Oxygen Mask Mounted Regulators1/24/1985
revised en Improved Radome Erosion Cap 27-92011-0098/20/1985
en Jack Pad/Tie Down Ring Assembly2/28/1985
en SAS Servo Mount Bolt Access2/28/1985
en Passenger and Cargo Door Latch Check2/28/1985
en FAR Part 135 Commuter Operation6/17/1985
revised en Fuel Leak Click-Patch Repair5/11/2012
en Inspect Sceet Hoses in Side Consoles7/2/1985
en Elevator Quadrant Link Assembly Replacement7/11/1985
en Correct Part Number in Service Bulletin 226-29-00510/15/1985
en Rescinded Correction for Service Bulletin 226-27-037
en Rescinded Correction for Service Bulletin 226-27-038
en Alternate Fitting for Oxygen System Service Bulletins 226-35-002 and 226-35-00312/31/1985
en Clarification of AD 85-04-013/4/1986
en Wing Deicer Boot - Alternate Material4/2/1986
en Improved Fire Extinguisher Logic Module8/26/1986
revised en Landing Gear Trunnion Bushing Replacement Part Numbers9/10/1986
en Nose Steering Switch Replacement10/6/1987
en Forward Wing Spar Access Panel Hardware Inspection10/5/1988
en Main Landing Gear Door to Nacelle Clearance11/28/1988
en Unpressurized Flight Procedures4/3/1989
en Elevator Torque Tube Inspection10/17/1989
en Fuel Shutoff Bellcrank11/16/1990
en Rudder Trim Tab Rod Assembly11/8/1990
revised en Painted Wings5/13/2008
en Flight Control Cable Material10/18/1991
en 27-64024-013 Tube, Fuel Pressure Indicating System2/19/1992
en Exhaust Track Rivet Replacement3/18/1992
en Extreme Cold Weather Grease for Aileron and Rudder Trim Actuators1/25/1993
en Acoustic Window Pane Removal1/25/1993
revised en Erosion Preventive for Aerodynamic Features, and Abrasion Protection at Certain Chafing Points12/19/1997
en Chafing, Rudder Control Rods10/31/1994
reiss en Alert Inspection for Fuel Line Condition and Proper Clearance above Landing Light Housing7/19/1977
en Fuel Flow Transmitter6/12/1981
revised en Amplified Landing Gear Extension Procedures10/22/1981
en FAR 135 Operation of Executive Models6/3/1983
revised en Battery and Starter/Generator Ground Bonding4/2/1998
en Nose Wheel Steering Operation1/20/1982
en Determination of Maximum Takeoff Weight3/15/1982
en Propeller Tape Effectiveness2/18/1982
en Flight Idle Power Check8/18/1982
revised en Saft Battery Availability7/16/1982
en Nose Wheel Shimmy6/30/1982
en Fire Extinguisher Bottle Inspection7/2/1982
en TPE331 Engine Wash Procedure6/3/1983
en Pitch Trim Warning Horns11/5/1982
en Mixing of Dowty and Goodrich Propeller DeIce Boots2/1/1983
en Request for Information2/1/1983
revised en Oxygen Requirements for SA226/227 Aircraft in the Conduct of FAR 135 Operations7/1/1985
en Emergency Entrance to Cabin9/6/1983
revised en Circuit Breaker Moisture Protection3/29/1984
en Electrical Parts Substitution4/16/1984
en Pitch Trim Actuator12/9/1983
en Landing Gear Strut Height12/20/1983
en Prop DeIce System Maintenance Procedure11/18/1983
en Metallic Tubing and Line Support1/16/1984
en Tachometer Generator Alternate Part Number11/8/1985
en Improved SRL Interface Assembly3/27/1984
en Cockpit Hydraulic Fluid Containment Shroud Assemblies and Insulation Blankets5/16/1984
revised en M.L.G. Tire Template9/12/1990
en Equivalent Method of Compliance with Airworthiness Directive 84-05-01, Paragraph (a)(1) (Inspection of Flammable Fluid Bag)5/3/1984
en Engine Mount Bolt Check7/20/1984
en Aircraft Weight and Balance Control7/11/1989
en Stall Avoidance System (SAS)8/6/1984
en Engine Control Cable ID and Interchangeability8/14/1984
en Landing Gear Service and Lubrication9/5/1984
en Aircraft Deicing Procedures11/7/1984
en Inspection of 893-16162 Oxygen Mask Mounted Regulators1/24/1985
en Improved Radome Erosion Cap 27-92011-0098/20/1985
en Jack Pad/Tie Down Ring Assembly2/28/1985
en Structural Bulkhead Aisle Insert Assembly2/6/1985
en SAS Servo Mount Bolt Access2/28/1985
en Pre-Calculated Data Tables for Reduced Power Takeoff3/3/1985
en Passenger and Cargo Door Latch Check2/28/1985
1 en Fuel Leak Click-Patch Repair5/11/2012
en Inspect Sceet Hoses in Side Consoles7/2/1985
en Improved Aileron Trim Tab Actuator10/2/1985
en Rescinded Correction for Service Bulletin 227-27-006
revised en Wire Identification10/4/1988
en Alternate Fitting for Oxygen System Service Bulletins 227-35-003 and 227-35-00412/31/1985
en Cabin Door Cable Improvements and Alternate Part Numbers2/23/1986
en Wing Deicer Boot - Alternate Material4/2/1986
en Improved Fire Extinguisher Logic Module8/26/1986
revised en Landing Gear Trunnion Bushing Replacement Part Numbers9/10/1986
en Cabin Door Skin Thickness3/24/1987
en Orifice Plate Removal1/10/1989
en Improved Service Life - Oil Inlet Heater System3/15/1988
en Forward Wing Spar Access Panel Hardware Inspection10/5/1988
en Control Column Hardware Inspection3/28/1989
en Unpressurized Flight Procedures4/3/1989
en Rework of 27-35036 Bracket for Use of Alternate P/N Fuel and/or Oil Pressure Transducer(s)7/27/1989
en Inspect Engine Exhaust Duct Assembly9/12/1989
en TPE331-11U Maximum Power Flight Check1/17/1990
en Fuel Quantity System Wiring8/15/1990
en Fuel Shutoff Bellcrank11/16/1990
en Rudder Trim Tab Rod Assembly11/8/1990
revised en Painted Wings5/13/2008
en Flight Control Cable Material10/18/1991
en Decal Installation - Cabin Seat Armrests3/20/1992
en Exhaust Track Rivet Replacement3/18/1992
en Add Suppression Diode to NWS Relief Valve Wire Harness1/13/1993
en Extreme Cold Weather Grease for Aileron and Rudder Trim Actuators1/25/1993
en Acoustic Window Pane Removal1/25/1993
revised en Erosion Preventive for Aerodynamic Features, and Abrasion Protection at Certain Chafing Points12/19/1997
en Solid State Flight Data Recorder9/23/1993
en Fuel Flow Transmitter Wiring2/25/1994
en Landing Gear Position and Warning Switches2/25/1994
en Battery Box Hydraulic Line Clear Tubing (PN 3028) Removal7/5/1994
en Chafing, Rudder Control Rods10/31/1994
en Exhaust Track Rivet Replacement3/18/1992
en Decal Installation - Cabin Seat Armrests3/20/1992
en Extreme Cold Weather Grease for Aileron and Rudder Trim Actuators1/25/1993
en Acoustic Window Pane Removal1/25/1993
revised en Erosion Preventive for Aerodynamic Features, and Abrasion Protection at Certain Chafing Points12/19/1997
en Solid State Flight Data Recorder9/23/1993
en Air Conditioning - Operational Limitation for Vapor Cycle Air Conditioning System1/27/1994
en Fuel Flow Transmitter Wiring2/25/1994
en Landing Gear Position and Warning Switches2/25/1994
en Battery Box Hydraulic Line Clear Tubing (PN 3028) Removal7/5/1994
revised en Painted Wings5/13/2008
en Chafing, Rudder Control Rods10/31/1994
en Battery and Starter/Generator Ground Bonding4/2/1998
en Inspection of Wires 228018H-20 and 228087-22 for Chafing Condition6/1/1998
en Fuel Leak Click-Patch Repair5/11/2012
Structural Repair Manual Temporary Revisions
NameRevisionLangSubjectDate
en SA226 & SA227: Standard Practices - Surface Treatment and Painting1/13/2014
en SA226 & SA227: Landing Gear Door Repairs2/7/2014
en SA226 & SA227: Landing Gear Door Repairs2/11/2014
en SA226 & SA227: Fuselage - Forebody Repairs1/30/2014
en SA226 & SA227: Fuselage - Constant Section Repairs2/13/2014
en SA226 & SA227: Fuselage - Forebody Repairs11/19/2014
en SA226 & SA227: Fuselage - Forebody Repairs10/31/2014
en SA227CC/DC: Chapter 54 - Nacelle7/14/2016
en SA226 & SA227: Wing - Basic Structure Repairs4/18/2013
en SA226 & SA227: Flight Surfaces - Flap Repairs2/10/2014
en SA226 & SA227: Wing - Skin Repairs2/12/2014
en SA226 & SA227: Wing - Basic Structure Repairs2/18/2014
Structural Repair Manuals
NameRevisionLangSubjectDate
24 en SA226/227 Series (T, T(B), TT, TC, AT, AC, BC)8/27/1997
28 en SA226/227 Series (T, T(B), TT, TC, AT, AC, BC)6/24/1998
35 en SA226/227 Series (T, T(B), TT, TC, AT, AC, BC)6/1/2004
40 en SA226/227 Series (T, T(B), TT, TC, AT, AC, BC)2/28/2013
7 en SA227 Series - Commuter Category6/24/1998
19 en SA227 Series - Commuter Category8/25/2015
Supplemental Inspection Document Temporary Revisions
NameRevisionLangSubjectDate
en SA226 & SA227: Appendix C2/10/2015
en SA226 & SA227: Appendix C5/18/2015
Supplemental Inspection Documents
NameRevisionLangSubjectDate
F en SA226: AT, TC, T, T(B); SA227: AT, AC, BC, TT, TT(300), CC, DC5/1/2012
Wiring Installation Manuals
NameRevisionLangSubjectDate
en Metro 23 -DC - Start Page
2 en Metro 23 -DC (Book 4 857 thru 863)12/12/1997
2 en Metro 23 -DC (Book 4 857 thru 863)
2 en Metro 23 -DC (Book 3 828 thru 856 )12/12/1997
2 en Metro 23 -DC (Book 3 828 thru 856 )
en Metro 23 -DC (Book 2 804 thru 827)3/19/1993
2 en Metro 23 -DC (Book 1 784 thru 803)12/12/1997
2 en Metro 23 -DC (Book 1 784 thru 803)
Wiring Manuals
NameRevisionLangSubjectDate
39 en Metro IIA, Metro II, Metro, Merlin IVA, Merlin IV, Merlin IIIB, Merlin IIIA and Merlin III1/15/2015
80 en Metro III, Metro III C-26AB, Metro III, Metro III C-26A, Expediter, Merlin IVC, Merlin IIIC and Fairchild 3001/15/2015
31 en Metro 23 Series1/15/2015
Miscellaneous
NameRevisionLangSubjectDate
en Metro AFM CD Guide
en Alternative Method of Compliance (AMOC) to AD 2015-19-10; Amendment 39-1827211/5/2015
en SA226 & SA227 Approved Repair Procedure: F.S. 438.060 and F.S. 491.060 Belt Frame Crack Repair7/28/1997
en Airworthiness Release: Operation of US Army C-26B 3/19/2007
en Airworthiness Release: Authorize Use of Garmin GPSMAP 496, 396, 296 & 295 on Army Fixed Wing Aircraft6/11/2007
en Airworthiness Release: Operation of C-26E 9/20/2007
en Airworthiness Release: Installation of TASMAN TA-12 or TA-24 GPS in C-26E2/16/2010
en Metro CD Guide
en Configuration Deviation List: Long-Bodied SA226 / SA227, [SA226-TC, SA226-AT, SA227-AC and SA227-AT (All Versions)4/4/1989
11 en Electrical Equipment List: SA226 / SA227 / SA227 Commuter Category1/15/2015
en Field Maintenance Procedure: Eddy-Current Inspection Procedures8/12/2004