R22 Service Bulletins
Number | Subject | Date |
---|---|---|
R22 SB-121 | D270-1 Governor Controller Upgrade | 28 JUN 2023 |
R22 SB-120 Ref. Tail Rotor Blade Replacement Policy | Tail Rotor Blade Inspection and Replacement | 22 DEC 2022 |
R22 SB-119 Ref. AD 2022-12-08 | C143-1 Sensor (Engine RPM) Wiring AMOC to AD 2022-12-08 | 23 FEB 2022 |
R22 SB-118B Supersedes R22 SB-118A | Fire Extinguisher Removal | 15 JUL 2021 |
R22 SB-117 Supersedes R22 SB-115 | Air/Oil Separator Hose | 11 MAR 2020 |
R22 SB-116 Supersedes R22 SL-82B | Main Rotor Blade Tip Plate Permanent Removal & Sealant Application | 02 DEC 2019 |
R22 SB-115 Superseded by R22 SB-117 | Air/Oil Separator Hose Spring | 03 MAY 2019 |
R22 SB-114 | D602-3 Time Delay Assembly | 25 FEB 2019 |
R22 SB-113A | A051-1 Belt Tension Actuator | 15 JAN 2018 |
R22 SB-112 Ref. R22 SL-74A | Actuator Lower Bearing A185 Brackets | 08 JUN 2017 |
R22 SB-111 | Ammeter Circuit Fuse Protection | 21 NOV 2016 |
R22 SB-110 | B771-1 (Reusable) Air Filters | 14 OCT 2014 |
R22 SB-109A | Bladder Fuel Tank Retrofit | 15 JAN 2018 |
R22 SB-108 | Rotor RPM Sender Magnets | 03 JUL 2013 |
R22 SB-107 | Fuel Cap Decal | 30 MAY 2012 |
R22 SB-106 | Rotor Brake Switch | 21 FEB 2012 |
R22 SB-105 Supersedes R22 SB-17 and R22 SL-44 | Fuel Shut-Off Valve Replacement | 07 SEP 2011 |
R22 SB-104 | Clutch Actuator Fuse Holder Wiring | 26 MAY 2010 |
R22 SB-103A Ref. AD 2014-23-16 | Main Rotor Blade Bond Inspection Ref. Tap Test Tutorial Video Ref. Maintenance Record Appendix for AD 2014-23-16 | 19 JUL 2012 |
R22 SB-102 | Battery Relay Bypass Circuit Fuse | 30 APR 2010 |
R22 SB-101 | Door Lower Hinge Pins | 30 APR 2010 |
R22 SB-100 | Carbon Monoxide (CO) Detector Retrofit | 30 APR 2010 |
R22 SB-099 | Gascolator Assembly | 30 APR 2010 |
R22 SB-098 | Removable Collective Spring Pin | 22 FEB 2008 |
R22 SB-097 | Pedal Support Safety Tabs | 22 FEB 2008 |
R22 SB-096 | Main Rotor Blade Erosion | 29 MAR 2007 |
R22 SB-095 | A181-4 Lower Actuator Bearing Assembly | 26 JAN 2005 |
R22 SB-094 | A016-2 Main Rotor Blade Replacement | 14 DEC 2004 |
R22 SB-093 | Comm Antenna Tips | 27 MAY 2004 |
R22 SB-092 | Tail Rotor Pedal Retaining Clips | 03 NOV 2003 |
R22 SB-091 | A437-2 Jackshaft Brace Tabs | 03 NOV 2003 |
R22 SB-090A Ref. AD 2003-04-04 | Tail Rotor Pitch Control Bearings | 10 JUN 2002 |
R22 SB-089 | A184 Upper Clutch Actuator Bearing Lubrication | 01 AUG 2001 |
R22 SB-088A | A203-5 Yoke Replacement | 13 SEP 2000 |
R22 SB-087 | Seat Belt Anchor Upgrade | 15 DEC 1999 |
R22 SB-086 | A121-3 and A121-7 Push-Pull Tubes rubbing | 03 MAY 1999 |
R22 SB-085 Ref. AD 99-07-17 & AD 2000-08-09 | A188-2 Sprag Clutch | 22 MAR 1999 |
R22 SB-084 Ref. AD 98-21-09 | Fuel Tank Vent Upgrade | 08 SEP 1998 |
R22 SB-083 Ref. AD 98-21-09 | Upgrade of Fuel Tank Vents | 04 MAR 1997 |
R22 SB-082 Ref. AD 97-25-05 | Carburetor Replacement | 03 MAR 1997 |
R22 SB-081 | Gascolator Drain Valve Torque | 08 JUN 1995 |
R22 SB-080A Ref. AD 97-02-14 | Throttle Governor Installation and Low RPM Warning Unit Adjustment | 08 June 1995 |
R22 SB-079 Ref. AD 95-11-09 | Placard to Prohibit Pushovers | 23 MAY 1995 |
R22 SB-078A | Main Rotor Droop Stops and Teeter Stops | 27 MAY 2004 |
R22 SB-077 Ref. AD 96-09-29 | Replacement of V-Belt Upper Sheave | 25 APR 1995 |
R22 SB-076 Ref. AD 99-02-02 | Main Rotor Shaft Retaining Nuts | 22 DEC 1994 |
R22 SB-075 Ref. AD 99-02-02 | Replacement of Forward Flex Plates | 22 NOV 1994 |
R22 SB-074 Ref. AD 95-23-05 | Tail Rotor Gearbox Output Shaft Key | 18 JUL 1994 |
R22 SB-073 Ref. AD 99-02-02 | Inspection of A947-1 Forward Flexplate | 15 MAR 1994 |
R22 SB-072 Ref. AD 94-15-08 | Inspection of Main Rotor Blades for Corrosion | 29 MAR 1993 |
R22 SB-071 | Inspection of Upper V-Belt Sheave | 18 JUN 1992 |
R22 SB-070A | Improved Replacement Vee Belts | 25 JUN 1992 |
R22 SB-069 Ref. AD 92-06-17 | Replacement of Suspect NAS1304-16AF Bolts | 27 FEB 1992 |
R22 SB-068 | Tailcone Skin Doubler for Tail Rotor Visual Warning Guard | 27 FEB 1992 |
R22 SB-067 | Replacement of Tail Rotor Visual Warning Guard (B312-1) | 09 JAN 1992 |
R22 SB-066 | Vee Belt - Lower Sheave Inspection | 19 APR 1991 |
R22 SB-065 | Cracking of Fanwheel Assembly Hubs | 20 DEC 1990 |
R22 SB-064 | Tail Rotor Pedal Retaining Clips | 08 JUN 1990 |
R22 SB-063 | Replacement of Fan Shaft Bearing | 06 JUN 1990 |
R22 SB-062 | Air Duct Chafing Oil Line | 10 MAY 1990 |
R22 SB-061 Ref. AD 90-17-01 | Latches on Carburetor Air Box | 28 JUL 1989 |
R22 SB-060A Ref. AD 88-26-01 | Main Rotor Spindle Rework and Journal Replacement | 12 JAN 1989 |
R22 SB-059 | Main Rotor Spindle Crack Inspection | 07 NOV 1988 |
R22 SB-058 | Actuator Bearings | 13 SEP 1988 |
R22 SB-057 Ref. AD 87-18-03 | Main Rotor Pitch Link Inspection and Fitting Replacement | 11 MAY 1987 |
R22 SB-056 | Stop for Cabin Door Air Vent | 20 JAN 1987 |
R22 SB-055 | R22 Harness Assembly Buckle/Connector | 07 JAN 1987 |
R22 SB-054 | Caution Decal for Carburetor Air Temperature Gage | 20 NOV 1986 |
R22 SB-053 | Cracks in Lower Vertical Fin Attachment Channels | 01 OCT 1986 |
R22 SB-052 | Oil Cooler Mounting Installation | 02 JUL 1986 |
R22 SB-051 | Main Rotor Elastic Teeter Stops | 02 JUL 1986 |
R22 SB-050 | Vee Belt Drive | 15 APR 1986 |
R22 SB-049 | A740-1 Manifold Pressure Line | 15 APR 1986 |
R22 SB-048 | A723 Oil Cooler Lines | 13 JAN 1986 |
R22 SB-047 | Inspection of A020-2 Upper Steel Tube Frame | 13 JAN 1986 |
R22 SB-046 Supersedes R22 SB-42A | Sprag Clutch Replacement | 18 OCT 1985 |
R22 SB-045 | Clutch Actuator Overtravel Limit Switch | 10 MAY 1985 |
R22 SB-044 Cancelled (09-12-00) | Inspection of Lower Actuator Bearing Mounting Brackets | 05 FEB 1985 |
R22 SB-043 Ref. AD 84-18-04 | Inspection and Modification of Main Rotor Gearbox Ring Gear Bolts | 24 AUG 1984 |
R22 SB-042A Superseded by R22 SB-46 | Drive System Growl | 18 MAR 1985 |
R22 SB-041 | Mixture Control Safety Spring Assembly Installation | 20 JUN 1984 |
R22 SB-040 | Modification of Fwd. RH Landing Gear Mount Shackle | 20 JUN 1984 |
R22 SB-039 | Drilled Head Bolt Installation Lower LH Frame to Fuselage | 17 FEB 1984 |
R22 SB-038 | Main Rotor Controls Sticking or Binding | 17 FEB 1984 |
R22 SB-037A | Washer Installed at M.R. Pitch Rod End | 17 FEB 1984 |
R22 SB-036 | Inspection of A121-7 Push-Pull (P-P) Tubes and Guide Wear | 11 NOV 1983 |
R22 SB-035 | V-Belt Guide Installation | 07 OCT 1983 |
R22 SB-034 Ref. Safety Notice SN-14 | Clutch Actuator Light Relocation | 24 AUG 1983 |
R22 SB-033 | Mandatory Replacement of Old Design Rev W (1000 hr) Main Rotor Blades | 25 JUL 1983 |
R22 SB-032 | Actuator Drive Screw | 07 JUN 1983 |
R22 SB-031 | Lower Actuator Bearing A181-1 | 14 APR 1983 |
R22 SB-030 | Check of Low RPM Warning System | 12 APR 1983 |
R22 SB-029 | Clutch Lock Switch | 01 MAR 1983 |
R22 SB-028 | Inspection of Lower Actuator Bearing A181-1 | 22 FEB 1983 |
R22 SB-027 | Spring for Cyclic Boot | 02 FEB 1983 |
R22 SB-026 | Installation of A960-1 Clamp and A961-1 Strap on the A020-2 Upper Steel Tube Frame | 09 NOV 1982 |
R22 SB-025 Ref. AD 97-02-14 | Low RPM Warning Unit Readjustment | 26 OCT 1982 |
R22 SB-024 Ref. AD 97-02-14 | Low RPM Warning Light Installation | 23 OCT 1982 |
R22 SB-023 | Inspection of A020-2 Upper Steel Tube Frame | 27 AUG 1982 |
R22 SB-022 | Inspection for Rubbing A121-7 Push-Pull Tube | 24 JUN 1982 |
R22 SB-021 | Replacement of Tail Rotor Drive Shaft and Aft Flex Plate | 01 JUN 1982 |
R22 SB-020 | Inspection of Long Tail Rotor Drive Shaft and Damper | 03 MAY 1982 |
R22 SB-019 | Replacement of A106-4 or -5 Journals and Teeter Hinge Bearings | 13 APR 1982 |
R22 SB-018 | Inspection of A020-2 Upper Steel Tube Frame | 12 MAR 1982 |
R22 SB-017 Superseded by R22 SB-105 | Replacement of Fuel Valve Handles | 15 MAR 1982 |
R22 SB-016 | Improper Clutch Shaft Plug Installation | 18 NOV 1981 |
R22 SB-015 | Service Life Reduction and Additional Inspection of A016 Rotor Blade | 14 NOV 1981 |
R22 SB-014 | Failure of the A041-2 Damper Clip | 14 OCT 1981 |
R22 SB-013 | MR Root Fitting Fatigue Failure | 04 SEP 1981 |
R22 SB-012 | Removal of Sharp Edges in the Angular Latch Portion of A628-1 and -2 Seat Harness Assembly | 26 MAY 1981 |
R22 SB-011 | Inspection of A192 and A194 Main Gearbox Yokes | 04 MAY 1981 |
R22 SB-010 Cancelled (09-12-00) | Inspection of A184-1 (Upper) and A181-1 (Lower) Sheave Bearing | 27 APR 1981 |
R22 SB-009 | Additional Inspection of Main Gearbox Yokes | 04 MAR 1981 |
R22 SB-008 | Ice Blockage of Engine Breather Tube | 19 FEB 1981 |
R22 SB-007 | Inspection of Long TR Drive Shaft | 09 FEB 1981 |
R22 SB-006 | Inspection of Main Gearbox Flex Coupling Yokes | 26 JAN 1981 |
R22 SB-005 | Possible Installation of Defective Main Rotor Gear Sets | 06 OCT 1980 |
R22 SB-004 | Dye Penetrant Inspection Aft End of Upper Steel Tube Frame Assy. P/N A020-2 | 28 OCT 1980 |
R22 SB-003 | Steel Tube Frame A020-2 | 29 JUL 1980 |
R22 SB-002 | Main Rotor Blade Inspection | 04 MAR 1980 |
R22 SB-001 | Main Rotor Blade Inspection | 28 DEC 1979 |