PUBLICATIONS
R22 Service Letter SL-64A – D210 Corrosion-Resistant (CRES) Nuts
R44 Service Letter SL-50A – D210 Corrosion-Resistant (CRES) Nuts
R66 Service Letter SL-09A – D210 Corrosion-Resistant (CRES) Nuts
R44 Service Letter SL-90 – Battery Preventive Maintenance
R66 Service Letter SL-47 – Battery Preventive Maintenance
R66 Service Letter SL-46 – N1 Sensor Harness Assembly
KI-190 Revision A – R66 F059 Cabin Harness Ground Wire Upgrade Kit Instructions
KI-296 Revision A – R66 Engine Electrical Harness & N1 Sensor Upgrade Kit Instructions
R44 Pilot’s Operating Handbook – January 2024 Revision
R44 Cadet Pilot’s Operating Handbook – January 2024 Revision
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