Service Information: Navion
Alternative Names: (North American)
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(Thompson, Sierra Hotel, Ryan)
Table of Contents
Field Service Bulletins • Flight Manual Supplements • Maintenance Alerts • Miscellaneous • Miscellaneous Manuals • Operating Tips • Service Bulletins • Service Information Letters • Service Letters • Special Instructions
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| FSB 1 | en | Nose Gear Inner Cylinder Bearing Retainer Nut | 11/01/1947 | |
| FSB 1 | en | Temporary Removal of Hydraulic Power System | 10/08/1946 | |
| FSB 2 | en | Nose Gear Extension Restrictor | 03/22/1948 | |
| FSB 3 | en | Separate Hydraulic Relief Valve Installation | 10/21/1946 | |
| FSB 3 | en | Nose Gear Drag Brace Attaching Structure Reinforcement, Addition of Safety Washers & Replacing Four (4) Rivets with Bolts | 05/20/1948 | |
| FSB 3 | Supp 1 | en | Nose Gear Drag Brace Attaching Structure Reinforcement, Addition of Safety Washers & Replacing Four (4) Rivets with Bolts | 06/10/1948 |
| FSB 4 | en | Mandatory Inspection of Nose Gear Retracting Drag Link | 08/05/1949 | |
| FSB 4 | en | Landing Gear Up-Lock Control Rework | 10/29/1946 | |
| FSB 5 | en | Mandatory Counterweights, Modification of Propeller; Adjustment of Propeller; Rework of 4-1/8 Inch Counterweights; Inspection of Engine | 01/03/1949 | |
| FSB 5 | en | Propeller Control Replacement | 11/01/1946 | |
| FSB 6 | en | Inspection of Main Landing Gear Housing (Axle Forging) | 01/18/1949 | |
| FSB 6 | en | Crankcase Breather Line Rework | 11/14/1946 | |
| FSB 7 | en | Mandatory Navion Fuel System (Carter Diaphragm Pumps) | 02/15/1949 | |
| FSB 7 | en | Fuel Accumulator Tank Sump Fitting Inspection and Rework | 11/19/1946 | |
| FSB 8 | en | PS-5C Carburetor Identification Inspection | 11/27/1946 | |
| FSB 8 | en | Mandatory End Fitting - Hydraulic Power and Control Unit Shaft - Landing Gear Selector Valve | 07/11/1949 | |
| FSB 9 | en | Exhaust Tail Pipe Weld Rework | 11/19/1946 | |
| FSB 9 | en | Mandatory Inspection of Shakespheare Throttle Controls | 09/01/1950 | |
| FSB 10 | en | Inspection and Modification of Hartzell Propeller Control Unit Method of Attachment to Lycoming Engine Nose Section | 12/29/1950 | |
| FSB 10 | en | Baggage Compartment Placarding | 12/06/1946 | |
| FSB 11 | en | Inspection of Throttle Actuated Landing Gear Warning Horn Switch | 02/01/1951 | |
| FSB 11 | en | Valve Spring Spacer Installation | 02/04/1947 | |
| FSB 12 | en | Mandatory Improved Cabin Seating | 02/01/1951 | |
| FSB 12 | en | Nose Wheel Valve Stem Clearance | 11/27/1946 | |
| FSB 13 | en | Landing Gear Retract Link Inspection | 04/15/1951 | |
| FSB 13 | en | Push Rod and Valve Rocker Modification | 02/04/1947 | |
| FSB 14 | en | Modification Required in Connection with Baggage Compartment Auxiliary Fuel Tank Installation | 05/01/1951 | |
| FSB 14 | en | Landing Gear Control Handle Lock Installation | 01/02/1947 | |
| FSB 15 | en | Carburetor Air Induction System - Inspection and Maintenance | 07/02/1951 | |
| FSB 16 | en | Mandatory Carburetor Air Duct Change | 02/12/1952 | |
| FSB 17 | en | Cracking of Stabilizer Forward Attaching Fittings | 09/26/1952 | |
| FSB 17 | en | Carburetor Air Straightener Installation | 01/16/1947 | |
| FSB 18 | en | Mandatory Generator Terminal Insulator Installation | 02/14/1947 | |
| FSB 18 | en | Mandatory Aileron Control Chain Jamming | 09/26/1952 | |
| FSB 19 | en | Nose Gear Actuating Cylinder Replacement | 01/23/1947 | |
| FSB 19 | en | Mandatory Inspection, Stabilizer Front Attachment Fitting | 02/16/1953 | |
| FSB 20 | en | Mandatory Hartzell No. 8628 Propeller Blade Tip Rework | 01/28/1947 | |
| FSB 20 | en | Increased Engine Cowl Flap Opening | 03/27/1953 | |
| FSB 21 | en | Mandatory Relative Motion Between Fuselage and Wings | 08/05/1954 | |
| FSB 21 | en | Nose Gear Steering Bellcrank Replacement | 01/23/1947 | |
| FSB 22 | en | Mandatory Inspection and/or Repair of Cracks in Fuselage Frame 143-31004-16 at Station 294.1 | 11/15/1954 | |
| FSB 22 | en | Brake Assembly Rework | 02/06/1947 | |
| FSB 23 | en | Mandatory Inspection and/or Repair of Rear Wing Spar Junction Fittings | 12/05/1955 | |
| FSB 23 | en | Mandatory Carburetor Vapor Return Line Hose Replacement | 04/11/1947 | |
| FSB 24 | en | Mandatory Inspection and/or Repair of Forward Engine Mounts | 12/05/1955 | |
| FSB 25 | en | Mandatory Inspection and/or Repair of Nose Gear Drag Lines | 12/05/1955 | |
| FSB 25 | en | Starter Engaging Mechanism Rework | 05/12/1947 | |
| FSB 26 | revised | en | Mandatory Controlled Hydraulic Power System Installation | 04/01/1947 |
| FSB 27 | en | Starter Pedal Reinforcement Bracket Installation | 03/26/1947 | |
| FSB 28 | en | Nose Gear Hydraulic Cylinder Line Replacement | 04/03/1947 | |
| FSB 29 | en | Delco Remy Starting Motor Modification | 04/15/1947 | |
| FSB 30 | en | Mandatory Hartzell Propeller Piston Guide Pin Safetying | 05/05/1947 | |
| FSB 31 | en | Mandatory Engine Mount Front Frame Reinforcement | 05/09/1947 | |
| FSB 32 | en | Mandatory Fuel Strainer Drain Cock Replacement | 05/01/1947 | |
| FSB 33 | en | Mandatory Elevator Leading Edge Rib Installation ((Draw 145-89042)) | 07/02/1947 | |
| FSB 33 | Supp 1 | en | Mandatory Elevator Leading Edge Rib Installation | 11/01/1947 |
| FSB 34 | en | Landing Gear Retract Link Inspection | 12/17/1958 | |
| FSB 35 | en | Cabin Heater Fuel Control Valve Inspection | 06/17/1947 | |
| FSB 36 | en | Mandatory Fuel Pump Inlet Lines Relocation and Compliance with Continental Motors' Bulletin M-48-1 | 03/15/1948 | |
| FSB 1001 | en | Mandatory Fuel System Inspection | 04/30/2007 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| FMS 4914K | en | 20-Gallon Wing Fuel Tank Installation | 03/24/1955 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| MA | en | Nose Gear Fork Service Bulletin | 08/06/2010 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| Operation Manual | en | 205 - 4th Edition | 01/01/1950 | |
| Parts Catalog | en | Third Ryan Edition 1946-47-48-49 and 1950 Model Navions | 04/01/1950 | |
| Service Manual | en | 1949 Model 3rd Edition | 04/01/1949 | |
| Service Manual | en | L17 | ||
| Structural Repair Manual | en | A & B 300dpi | ||
| TM 1-1L-17A-2 | en | Technical Manual & Maintenance Instructions: L-17A, L-17B and L-17C | 12/01/1954 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| OT Vol 1 | 10 | en | Spark Plug Information for Pilots and Maintenance Men... | 09/30/1950 |
| OT Vol 1 | 11 | en | Preventative Radio Maintenance... | 10/31/1950 |
| OT Vol 1 | 12 | en | Cold Weather Powerplant Operational Notes... | 11/30/1950 |
| OT Vol 1 | 2 | en | Cold Weather Ground Running and Engine Warm Up... | 01/31/1950 |
| OT Vol 1 | 3 | en | Here's the Safe Way to Clean Navion Windshields and Canopy Windows... | 02/28/1950 |
| OT Vol 1 | 4 | en | Tests Indicate Carburetor Modification and Relocation of Engine Thermocouple Desirable... | 03/31/1950 |
| OT Vol 1 | 5 | en | Fit of Engine Cooling Baffles is Important... | 04/30/1950 |
| OT Vol 1 | 6 | en | Keep Hydraulic Pressure "On" when Taxiing for Added Safety... | 05/31/1950 |
| OT Vol 1 | 7 | en | Hot Weather Causes Window Expansion... | 06/30/1950 |
| OT Vol 1 | 8 | en | Radios - Operating Do's and Don'ts... | 07/31/1950 |
| OT Vol 1 | 9 | en | Antidote for Dragging Brakes... | 08/31/1950 |
| OT Vol 2 | 1 | en | Lock that Primer... | 12/31/1950 |
| OT Vol 2 | 10 | en | Elimination of Water from Fuel System Especially Important During Cold Weather... | 09/30/1951 |
| OT Vol 2 | 11 | en | Cold Weather Starting Tips... | 10/31/1951 |
| OT Vol 2 | 12 | en | Rudder Pedal Rigging as Applied to the Rudder and Nose Gear... | 11/30/1951 |
| OT Vol 2 | 3 | en | Throttle-Propeller Coordination... | 01/31/1951 |
| OT Vol 2 | 3A | en | Help Your Navion Help You in Marginal Weather... | 02/28/1951 |
| OT Vol 2 | 4 | en | Suggestions for Obtaining Maximum Cruising Speed... | 03/31/1951 |
| OT Vol 2 | 4A | en | Clean that Carburetor Air Filter... | 04/30/1951 |
| OT Vol 2 | 6 | en | How to Keep Fairing Attaching Screws Tight... | 05/31/1951 |
| OT Vol 2 | 8 | en | Here's How to Provide Additional Tail Tie-Down Fitting... | 07/31/1951 |
| OT Vol 2 | 9 | en | Personal-Aircraft Owners Guide... | 08/31/1951 |
| OT Vol 3 | 1 | en | Factors to be Considered when Selecting a Winter Oil... | 12/31/1951 |
| OT Vol 3 | 2 | en | OOPS!! Correction Please... | 01/31/1952 |
| OT Vol 3 | 3 | en | Spark Plug Fouling - Some of its Causes and Cures... | 02/29/1952 |
| OT Vol 3 | 4 | en | Factors that Contribute to Spark Plug Fouling... | 03/31/1952 |
| OT Vol 3 | 5 | en | On the Subject of Improved Cabin Ventilation... | 05/31/1952 |
| OT Vol 3 | 6 | en | New Policy Governs Publication of Operating Tips... | 11/30/1951 |
| OT Vol 3 | 7 | en | Down-Draft Cooling and Higher Horsepower Continental Engine... | 11/30/1951 |
| OT Vol 3 | 8 | en | Fuel System Leaks... | 10/31/1952 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SB 66-1 | en | Clearing & Reinforcement of Instrument Panel Support P/N 143-51007 | 11/21/1966 | |
| SB 101 | A | en | Mandatory Fuel System - Fuel Selector Valve | 08/23/2005 |
| SB 102 | en | Mandatory Airframe - Engine Mount | 07/13/2004 | |
| SB 103 | en | Mandatory Airframe - Fuselage Reinforcing Kit | 07/20/2004 | |
| SB 103 | A | en | Mandatory Airframe - Fuselage Reinforcing Kit | 07/17/2009 |
| SB 106 | en | Mandatory Fuel System - Inspection of the Fuel System Continued Safe Operation | 02/27/2007 | |
| SB 106 | A | en | Mandatory Fuel System - Inspection of the Fuel System Continued Safe Operation | 05/01/2007 |
| SB 107 | en | Mandatory Auxiliary Fuel System Placarding | 06/08/2012 | |
| SB 108 | en | Mandatory Cabin Air Valve Housing Support | 07/25/2013 | |
| SB 108 | 1 | en | Mandatory Cabin Air Valve Housing Support | 09/19/2013 |
| SB 109 | en | Mandatory Frame Assembly Station 311.07 Inspection | 09/16/2013 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SIL 1 | en | Fuel Accumulator Tank - Replacement | 02/20/1965 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SL 1 | en | Engine Cowl Dzus Spring Rework | 01/01/1947 | |
| SL 2 | en | Propeller Control Friction Lock | 01/01/1947 | |
| SL 3 | en | Nose Wheel Vibration | 05/16/1947 | |
| SL 4 | en | Brake Assembly Rework | 02/10/1947 | |
| SL 5 | en | Primer Replacement | 02/14/1947 | |
| SL 6 | en | Leaking Hydraulic Pressure Relief Valve Repair | 02/26/1947 | |
| SL 7 | revised | en | Low Fuel Pressure | 05/16/1947 |
| SL 8 | en | Cabin-Heater Thermostat Switch Cam Adjustment | 03/31/1947 | |
| SL 9 | en | Starter Pedal Reinforcement Bracket | 03/11/1947 | |
| SL 10 | en | Hartzell Propeller Blade Pitch Change Correction | 03/04/1947 | |
| SL 11 | en | Engine Starter Adjustment | 03/17/1947 | |
| SL 12 | en | Carburetor Air Straightener Installation | 03/20/1947 | |
| SL 13 | en | Push Rod and Valve Rocker Modification | 02/04/1947 | |
| SL 13 | en | Service Manuals Class "C" Equipment | 03/21/1947 | |
| SL 14 | en | Cancellation of Field Service Bulletin No. 24 | 03/21/1947 | |
| SL 15 | en | Inspection of General Electric Radio Power Pack Attaching Screws | 03/21/1947 | |
| SL 16 | en | Cancellation of Special Instructions No. 18 | 03/26/1947 | |
| SL 17 | en | Bendix Service Instruction Tour | 03/28/1947 | |
| SL 18 | en | Supplement to Gyro Instrument Panel Kits | 04/08/1947 | |
| SL 19 | en | Cushion Clamps for the Flap Hydraulic Lines | 04/08/1947 | |
| SL 20 | en | Flap Control Poppet Valve Replacement | 04/08/1947 | |
| SL 21 | en | Nose Gear Steering Bellcrank Replacement | 01/23/1947 | |
| SL 21 | en | Inspection of Fuel Pump Bowl Screws | 04/11/1947 | |
| SL 22 | en | Oil Separator and Hydraulic Tank Vent Lines | 04/22/1947 | |
| SL 24 | en | "Etching" A Preparation for Painting | 05/05/1947 | |
| SL 25 | en | Hartzell Propeller Piston Guide Pin Safetying | 05/08/1947 | |
| SL 26 | en | Hartzell Piston Cylinder Installation Precautions | 05/15/1947 | |
| SL 27 | revised | en | Navion Field Service Bulletin Record | 02/02/1948 |
| SL 28 | en | Hartzell Propeller Servicing | 06/03/1947 | |
| SL 29 | en | Cancellation of Service Letter No. 23 | 05/23/1947 | |
| SL 30 | en | C.A.A. Airworthiness Directive No. AD-782-4, Mandatory Note 13, Dated October 1, 1947 | 11/28/1947 | |
| SL 31 | en | Cancellation of Navion Service Bulletin 22 | 12/12/1947 | |
| SL 32 | en | Clip Added to Hydraulic Line, No. 145-58801-58 | 01/19/1948 | |
| SL 33 | en | Proposed C.A.A. Airworthiness Directive Note for Navion Airplanes Equipped with Hartzell Propellers | 01/28/1948 | |
| SL 34 | en | Wrinkling of Fuselage Skin Near Lower Longeron at Fuselage Station No. 93.438 | 02/06/1948 | |
| SL 35 | en | Cabin Air Exit | 02/20/1948 | |
| SL 36 | en | Nose Wheel Shimmy | 02/20/1948 | |
| SL 37 | en | Cabin Heaters - South Wind Model 977-B | 02/23/1948 | |
| SL 38 | en | Navion Field Service Bulletin No. 23 C.A.A A.D Mandatory Note 47-31-2 | 03/08/1948 | |
| SL 39 | en | Rigging Nose Gear Actuating Linkage | 03/16/1948 | |
| SL 40 | en | Navion Field Service Bulletin Warranty | 03/16/1948 | |
| SL 41 (w/Supp) |
en | Fuel System - NAV4-2 through NAV4-1110, Fuel Pump Inlet Lines Relocation and Engine Fuel Pump Replacement | 03/16/1948 | |
| SL 42 | en | Navion Starter Status | 04/16/1948 | |
| SL 43 | en | Adjusting of Carburetor Idle Mixture and Checking Fuel Shut-Off Valve to Preclude Fuel Pressure Loss | 05/15/1948 | |
| SL 45 | en | Replacement of Hydraulic Pressure Line | 04/15/1948 | |
| SL 46 | en | Safety Washers on Main Gear Retracting Links and Nose Gear Retracting Cylinder Mounting Structure Rivet Replacement | 04/12/1948 | |
| SL 47 | en | Proposed C.A.A. Airworthiness Directive Note for All Navion Airplanes Equipped with Carter Diaphragm Fuel Pumps | 05/20/1948 | |
| SL 48 | en | Main Landing Gear Strut Trunnion Repair | 05/10/1948 | |
| SL 49 | en | Electrical Shorting of Fuse (Circuit Breaker) Panel | 08/24/1948 | |
| SL 51 | en | Cancellation of Continental Service Bulletin No. M48-1 and North American Aviation Bulletin No. 36 | 08/30/1948 | |
| SL 52 | en | Modification of Hartzell Propeller Blade Counterweights and Proper Adjustment of Propeller | 09/27/1948 | |
| SL 53 | en | Wheel and Tire Balancing (Statically and Dynamically) | 10/20/1948 | |
| SL 54 | en | Repair - Cracked Exhaust Manifold Outlet Cluster | 02/16/1949 | |
| SL 55 | en | Suggested Operational Procedures and General Information on the Continental E-185 Engine | 01/03/1949 | |
| SL 56 | en | Precautionary Measures: Battery Replacement & Tire Recapping or Retreading | 02/16/1949 | |
| SL 57 | en | Adel Electric Fuel Pump Modification on L-17B Aircraft | 02/07/1949 | |
| SL 57 | M | en | Adel Electric Fuel Pump Modification on L-17B Aircraft | 02/07/1949 |
| SL 58 | en | Navion Model Designation | 04/01/1949 | |
| SL 59 | en | Opening of Rear Seat Bottom Spring Attaching Loops Caused by Abnormal Loads Being Applied in Concentrated Areas of Seat | 04/20/1949 | |
| SL 60 | en | King-Seely Fuel Quantity Indicating System | 06/20/1949 | |
| SL 61 | en | Deutsch D-51 Fuel Shut-Off Valves | 07/28/1949 | |
| SL 62 | en | Use of Aluminum Propeller Blades on E185-3 Continental Engines with Undampened Crankshafts | 11/18/1949 | |
| SL 63 | en | Adjustment of Solenoid Operated Delco-Remy Starter Linkage | 01/03/1950 | |
| SL 64 | en | Expiration of Part Exchange Offer in Field Service Bulletin No. 4 | 01/05/1950 | |
| SL 65 | en | Installation of South Wind Heater in 1949 Model Navions | 01/20/1950 | |
| SL 66 | en | Time Extension for Field Service Bulletin No. 4 | 01/23/1950 | |
| SL 67 | en | Inspection - Carburetor Hot Air Duct, Part No. 145-42202 | 02/07/1950 | |
| SL 68 | B | en | Aeromatic Propeller Changes on Super 260 | 05/12/1950 |
| SL 69 | B | en | Safetying of Throttle Lever Clamping Screw | 05/16/1950 |
| SL 70 | B | en | Lycoming Engine Oil Leakage | 06/01/1950 |
| SL 71 | en | Installation of 145-4808l Fuel Tank Filler Neck Door | 11/05/1950 | |
| SL 71 | revised | en | Special Precautions to be Taken During Engine Cleaning Operation on Super 260 | 06/26/1950 |
| SL 72 | B | en | Use of Carburetor Heat | 06/26/1950 |
| SL 73 | B | en | Improved Generator Voltage Regulation and Reduction of Radio Interference | 07/14/1950 |
| SL 74 | en | Instructions for RCA Model 116 Radio Installation Check-Out Prior to Filing RCA Supplemental Warranty Return Form | 08/17/1950 | |
| SL 75 | en | Recommended "Y" Drive and Hydraulic Pump Combination | 08/17/1950 | |
| SL 76 | en | Adel Fuel Pump Installation Instructions | 08/30/1950 | |
| SL 77 | en | Attachment of Grid Plates in Carburetor Air Riser Assembly | 10/02/1950 | |
| SL 78 | en | Fuel System Accumulator Tank Maintenance and Modification | 02/01/1951 | |
| SL 79 | en | Downdraft Cooling System for Lycoming G0435-C2 Engine in the Navion | 11/03/1952 | |
| SL 79 | en | Hydraulic System Maintenance and Related Component Rigging | 12/23/1958 | |
| SL 80 | en | Engine Cooling Aids for Hot Weather Flying | 08/26/1952 | |
| SL 80 | en | Part No. 143-33153 Shaft-Main Landing Gear Actuating Strut | 11/18/1960 | |
| SL 80 | Supp 1 | en | Engine Cooling Aids for Hot Weather Flying | 11/05/1952 |
| SL 81 | en | Illustration Correction | 03/14/1955 | |
| SL 81 | en | Part No. 145-58145-3 End Fitting-Hydraulic Power and Control Shaft-Landing Gear Selector Valve | 03/31/1961 | |
| SL 82 | en | AN5-7A (Two Each at Fuselage Station 54), AN5-10A (Two Each at Fuselage Station 40.5) Engine Mount Attach Bolts | 05/22/1962 | |
| SL 83 | en | Engine Breather Line Freezing in Extreme Cold Weather Operation | 02/20/1963 | |
| SL 84 | en | Binding of Control Wheel Push-Pull Tubes | 04/25/1963 | |
| SL 85 | en | Loose Rivets Through Wing Skin and Stringers | 01/07/1964 | |
| SL 86 | en | Operation at Low Engine R.P.M. | 07/28/1964 | |
| SL 87 | en | Mandatory Fuel Accumulator Tank - Replacement | 02/20/1965 | |
| SL 88 | en | Mandatory Wing Closure Strip - Inspection | 02/20/1965 | |
| SL 89 | en | Suggested Nondestructive Inspection Procedures for Landing Gear | 09/15/2010 | |
| SL 90 | en | Usage of 6.50-8 6-Ply Main Landing Gear Tire in Place of 7.00-8 4-Ply Tire Due to Availability | 06/14/2023 | |
| SL List | en | List of All Service Letters Including the Service Letters |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SI 1 | revised | en | General Electric Two Way Radio Installation | 09/26/1945 |
| SI 2 | revised | en | Landing Light Installation | 08/01/1945 |
| SI 3 | en | Sensitive Altimeter Installatoin | ||
| SI 4 | revised | en | Instrument-Flying Panel Installation | 09/25/1946 |
| SI 5 | revised | en | Cabin Heater Installaton | 04/14/1947 |
| SI 6 | revised | en | Flare Installation | 12/26/1946 |
| SI 7 | revised | en | Gyro Instrument Panel Installation | 04/14/1947 |
| SI 8 | en | Auxillary Fuel Tank Installation | 03/08/1948 | |
| SI 9 | revised | en | Uncrating and Assembly - Export | 12/18/1946 |
| SI 10 | en | Ranger Two-Way Radio Installation | 01/25/1947 | |
| SI 11 | revised | en | Koppers (Aeromatic) Propeller Installation | 12/01/1948 |
| SI 12 | revised | en | Warning Horn Replacement | 02/17/1947 |
| SI 13 | en | General Electric Radion Speaker Installation | 01/10/1947 | |
| SI 14 | revised | en | Radion Loop Installation | 03/06/1947 |
| SI 15 | revised | en | Gyro Instrument Panel (Modified) Installation | 04/15/1947 |
| SI 16 | revised | en | Vacuum Instrument Provisions Installation | 04/15/1947 |
| SI 17 | en | Inspection and Rework of Replacement Wing Accumulator Tank Brackets | 03/16/1947 | |
| SI 19 | revised | en | Ranger Two-Way Radio Installation (L17A Airplanes) | 07/22/1947 |
| SI 20 | en | Instrument Panel Installation - L17A Airplanes | 07/11/1947 | |
| SI 21 | en | Surface Control Lock Installation | 07/01/1947 | |
| SI 22 | revised | en | Fuel Vent Line Drain Installation | 07/14/1947 |
| SI 23 | en | Engine Breather Line Replacement - L17A Airplanes | 07/21/1947 | |
| SI 24 | en | Manifold Pressure Gauge Installation | 06/24/1948 | |
| SI 25 | en | Outside Air Temperature Thermometer Installation | 01/20/1948 | |
| SI 26 | en | Dual Phone Jack Installation | 12/30/1947 | |
| SI 28 | en | Soundproofing for North American-Built Navions | 03/29/1948 | |
| SI 29 | en | Electric Fuel Pump Kit | 02/10/1948 | |
| SI 30 | en | Additional Cabin Air Exit Ventilation Installation | 03/08/1948 | |
| SI 31 | en | Bendix Dome Speaker Installatoin | 03/15/1948 | |
| SI 32 | en | Installation Bendix PMN-1A Loop Antenna for Direction Finding | 03/16/1948 | |
| SI 33 | en | General Electric Dome Speaker Installation | 12/22/1947 | |
| SI 34 | en | Installation Instructions for Hayes Goodrich Brake Reinforcements | 12/12/1947 | |
| SI 35 | en | Venturi Vacuum Gyro Instrument Panel Installation | 06/21/1948 | |
| SI 36 | en | Romec Fuel Pump System Installation | 08/23/1948 | |
| SI 36 | A | en | Romec Fuel Pump System Installation | 12/01/1949 |
| SI 37 | A | en | Romec and Adel Fuel Pump Kit | 11/15/1949 |
| SI 38 | en | Auxiliary Under Seat Fuel Tank | 04/01/1949 | |
| SI 39 | en | Dual Vinturi Tube Installation | 06/21/1948 | |
| SI 40 | en | Direct Controlled Fuel Shut-Off Valve | 06/24/1948 | |
| SI 42 | en | Carter Fuel Pump Breather Drain Line | 06/02/1948 | |
| SI 43 | en | Cylinder Head Temperature Gauge | 08/16/1948 | |
| SI 44 | en | Gyro Instrument Kit - Air Force Type Panel | 03/02/1949 | |
| SI 46 | en | Installation of Replacement Hartzell Propeller Micarta Guide Blocks | 08/17/1948 | |
| SI 47 | en | Conversion Hartzell -1 or -5 Propeller Installation to -7, -7A or -7B Propeller Installation | 10/25/1948 | |
| SI 48 | en | Propeller Conversion, Koppers (Aeromatic) to Hartzell -7, -7A or -7B | 11/15/1948 | |
| SI 49 | en | Shutter Installation - Oil Cooler | 12/13/1948 | |
| SI 51 | en | Gyro Instrument Panel Installation | 02/15/1949 | |
| SI 52 | en | Fuel Filter Screen Installation | 03/01/1949 | |
| SI 53 | en | New York Air Brake Hydraulic Pump | 04/01/1949 | |
| SI 54 | en | Wheel Well Fairing Doors Installation | 03/25/1949 | |
| SI 55 | en | Engine Exhaust Muffler Heater Installaton | 04/29/1949 | |
| SI 56 | en | "Y" Drive Vacuum Pump Installation | 08/11/1949 | |
| SI 57 | en | Conversion, Hartzell Plastic Blade Propeller to Metal Blade | 07/06/1949 | |
| SI 58 | en | R.C.A. Model AVA-129 Loop Antenna Installation | 10/17/1949 | |
| SI 59 | en | Left Main Fuel Tank Replacement | 12/01/1949 | |
| SI 60 | en | Installation - Cabin Ventilator Kit, Ryan Dwg. No. 146-53302 | 02/24/1950 | |
| SI 61 | revised | en | Eclipse E-80 Starter Installation | 04/28/1950 |
| SI 62 | en | Side Panel Air Inlet Vent Installation for all Navions | 07/27/1950 | |
| SI 64 | revised | en | Installation of Cabin Reverse Flow Ventillation System | 04/20/1951 |
| SI 65 | en | Remote Indicating Compass Kit Installation | 11/05/1950 | |
| SI 66 | en | Position Light Flasher (NARCO) Installation | 11/01/1950 | |
| SI 67 | en | Windshield Sun Visor Kit Installation for all Navions | 11/05/1950 | |
| SI 68 | en | Installation of Canopy Window Curtains for all Navions | 01/02/1951 | |
| SI 69 | en | Installation "Y" Drive and Vacuum Pump on Super 260 Navions; Ryan Dwg. No. 146-89015 | 11/22/1950 | |
| SI 70 | en | Installation of Engine Cowl Flap Kit - Ryan Dwg. No's. 146-31510 and 143-31901 | 11/22/1950 | |
| SI 71 | en | Installation of 145-48081 Fuel Tank Filler Neck Door | 11/05/1950 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| N/A | en | Sea Level vs Altitude Performance Curve - IO-470-H | ||
| N/A | en | Sea Level Performance - IO-550-R | ||
| N/A | en | Inspection Sheet - Model A & B | ||
| N/A | en | Gross Weight and C.G. Limitations - Model H | ||
| N/A | en | Gross Weight and C.G. Limitations | ||
| N/A | en | Fuel Flow vs. BPH for IO-520-B, BA & BB | ||
| N/A | en | Fuel and Power Chart - IO-520B | ||
| N/A | en | Fuel and Power Chart - E-225 | ||
| N/A | en | Engine Operations - IO-550-B | ||
| N/A | en | Checklist | ||
| N/A | en | Section 5: Performance - Model H | ||
| N/A | en | Airspeed Indicator Markings - Model H |