Technical Bulletins

Field Fix for Main Rotor Swashplate Uniball


Field Inspection and Corrosion Repair – Main Rotor Drive Shaft PN 369A5500


Field Maintenance – Main Rotor Damper Assembly PN 369A1400-603 to -605 Configuration


Field Modification – Door Latch Kit PN M50440


Field Repair – Cyclic Trim Actuator Assemblies PN 369A7170 and 369A7171 Series


Field Repair – Trim Tab, Main Rotor Blade PN 369A1100 Series


Inspection – Hinges PN 369A8437; Engine Air Filter Bypass Door


INSTALLATION – DUAL BOLT -LOWER VERTICAL STABILIZER


Installation – Fuel Shutoff Valve Control PN 369A8136-503 or -701


Installation – Tail Rotor Pitch Control Links PN 369A1907-5