PHASE NO. _____
Area Name and No.
Aircraft Serial No.
FORWARD ROTOR, CROWN, AND
TUNNEL, AREA #7
Faults and/or Remarks
7.32 Forward rotary-wing head for
corrosion, damage, and cracks in
pitch-varying housing, pitch shaft, and
web areas of hub. Head retaining nut
for security and installation of washer
and retaining ring. Access 30, 72
2, 4, C
7.33 Drain and service all rotary-wing
7.34 Check forward rotary-wing head
retaining nut for specified torque. Refer
to TM 55-1520-240-23.
7.35 Inspect the installed horizontal
hinge pins and bearings per
7.36 Forward rotary-wing head droop
stops (blades raised) for damage, wear,
and security. Retorque fixed droop stop
retaining bolts. Access 30, 72
Check work area for tools and parts after completion of maintenance and inspection.