Archives: Service bulletins

All Service bulletins

Replacement of Shoulder Harness and Inertia Reel Assembly

Inspection of 269A5104-007 Main Transmission Ring Gears with Specific Serial Numbers and Reporting Inspection Results

One-Time Inspection of Certain 269A2234-3 (LH) and 269A2235-3 (RH) Aft Cluster Fittings

Replacement of Forward and Aft Kaflex Drive Shaft Coupling Bolts

Textron Lycoming Special Advisory No. 63-1200

Main Rotor Hub and Shaft Inspection and New Assembly Procedure

269A6050-005 Tail Rotor Pitch Control Assembly, Torque Verification of 269A6258 Nut, and Application Of Torque Stripes

Textron Lycoming Service Bulletin No. 525

Inspection of Main Transmission Pinion Splines; New Torque Check Requirement for Aft Pinion Nut

Replacement of Main Rotor Hub Hoisting Eye