Archives: Service bulletins

All Service bulletins

Inspection of P/N 269A5573-11 H-Frame Assembly

Field Installation of P/N 269A5160 Anti-Fretting Liner for P/N 269A5179-3 Driveshaft Coupling Assembly and P/N 269A5194 Ring Gear Carrier Assembly

Replacement of Seat Belt Assemblies having Fabric to Metal Latching Devices

Inspection of Tail Rotor Blade Assembly P/N 269A6035-21 and -23

100 Ampere Capacity Alternator Installation – Torque Inspection Of Pivot Bolts P/N AN7-12 and NAS1302-2

P/N 269A4546-5 Clutch Linear Actuator Assembly – Installation of Drain Hole in Actuator Cover

Replacement of Radio Transmit/Intercom Trigger Switch; Rework of Cyclic Pitch Stick Grip Assembly

Installation of Transmission Chips Warning Light for P/N 269A6027 Tail Rotor Transmission Assembly

Sealing of Interfaces of Abrasion Strip and Main Rotor Blade Skin

Inspection of P/N 269A5050-73 Thrust Bearing; MRC P/N 9210-UP2-2 S/N 539 thru 647