Service Bulletins

Four-Way Trim Switch Replacement


Fuel Shut-Off Valve Control Cable PN 369A8137-503 and -603 Pull Test


Fuel System Service, Maintenance and Testing


Fuel Vent System Hose Inspection


Identification and Possible Rework of Seat Belt and Shoulder Harness Assemblies


Input Shaft Coupling Assembly Inspection


INSPECTION – ATTACHMENT HARDWARE -ROTOR PITCH CONTROL RODS TO PITCH HOUSING ASSEMBLY


Inspection – Fiberglass Tail Rotor Blades PN 369A1710-Basic -9 -11 369A6120 369A1607 and 369CSK22 (FAA AD 75-22-04)


INSPECTION – LANDING GEAR DAMPER (POPPET TYPE) ASSEMBLY PN369H6340 AND PN369H9231


Inspection – Landing Gear Feet and Strut


Inspection – Main Rotor Blade Trailing Edge (FAA AD 74-20-04)


Inspection – PN 369H90085 Litter Door Installation


Inspection – Root Fitting of Metal Tail Rotor Blades PN 369A1613-Basic and -3 (FAA AD 75-10-04)


Inspection – Tail Rotor Drive Shaft Damper PN 369A5506


Inspection – Tail Rotor Pitch Control Link Assemblies PN 369A1807-Basic and -5


INSPECTION – TAIL ROTOR TRANSMISSION ASSEMBLY PN 369A5400 addendem x1


INSPECTION – TAIL ROTOR TRANSMISSION ASSEMBLY PN369A5400


INSPECTION – TAIL ROTOR TRANSMISSION OUTPUT BEVEL GEARSHAFT


Inspection and Modification of Breeze Corporation Inc. Hoist PN BI-16600-12


Inspection and Modification of Oil Cooler Duct PN 369H8301 or 710108 Kit Installation PN M50451