Technical Bulletins

Bendix Service Bulletin No. 109, Dated 10-22-74 Inspection, Flexible Coupling Locknut


Conversion from Pressure Switch Activated to EPO Activated Auto-re-ignition Sys.


Corrosion Prevention and Inspection – Main Rotor Blade PN 369A1100-501


Cyclic Grip Modification


Cyclic Trim Actuator Housing Replacement or Modification


Door Latch Synchronization Check – Pilot’s and Cargo Doors, Autolatching Mechanisms


Drain Kit Installation PN 369D28300-501 Engine Oil TanK and Oil Cooler


Emergency Release Mechanism Modification (M50041) -Cargo Hook Kit Installation (369H90065)


Engine Anti-Icing and Cabin Heating System Installations – Conversion from Electrical to Manual Operation


ENGINE AUTOMATIC RE-IGNITION MODIFICATION