PUBLICATIONS
R22 Service Bulletin SB-120A, “Tail Rotor Blade Inspection and Replacement”
R44 Service Bulletin SB-112A, “Tail Rotor Blade Inspection and Replacement”
R66 Service Bulletin SB-41A, “Tail Rotor Blade Inspection and Replacement”
R66 Service Letter SL-45C, “Symmetrical Horizontal Stabilizer Retrofit Kit”
R44 Service Letter SL-89B, “Symmetrical Horizontal Stabilizer Retrofit Kit”
R44 Maintenance Manual – March 2024 Revision
R44 Service Letter SL-88C, “Lycoming Electronic Ignition System (EIS) Reduced Service Life”
R44 Maintenance Manual – February 2024 Revision
KI-272-5 Rev. A – R44-series Bendix Style Magneto (CMI) Conversion Kit Instructions
KI-285-2 Rev. B – R44-series Horizontal Stabilizer Retrofit Kit Instructions
R44 Service Letter SL-89A, “Symmetrical Horizontal Stabilizer Retrofit Kit”
R66 Service Letter SL-45B, “Symmetrical Horizontal Stabilizer Retrofit Kit”
R44 Service Letter SL-88B, “Lycoming Electronic Ignition System (EIS) Reduced Service Life”
R44 Service Bulletin SB-116, “Ground Handling Wheel Support Orientation”
R44 Illustrated Parts Catalog – February 2024 Revision
KI-265-3 Rev. A – R44-series Lead-Acid Battery to Lithium-Ion Battery (Underseat) Kit Instructions
R44 Service Letter SL-88A, “Lycoming Electronic Ignition System (EIS) Reduced Service Life”
R66 Service Bulletin SB-42, “Auxiliary Fuel Flow Sensor Circuit”
Safety Notice SN-22, “Vortex Ring State Avoidance, Recognition, and Recovery”
KI-265-4 Rev. A – R44-series Low Voltage Alternator Light Upgrade Kit Instructions
KI-265-5 Rev. A – R44-series Lead-Acid Battery To Lithium-Ion Battery (Aft) Upgrade Kit Instructions