TM 55-1520-240-PM
PHASE NO. _____
Area Name and No.
Aircraft Serial No.
Date
FORWARD ROTOR, CROWN, AND
TUNNEL, AREA #7
Inspect
Phase
No’s
Inspection Requirements
Status
Faults and/or Remarks
Action Taken
Initial
ALL/C
7.42 Entire area for structural damage,
skin cracks, dents, buckling, loose
or missing rivets, and evidence of
corrosion. Paint for chipping and
peeling. Stencils and decals for
condition.
1, 3
7.43 Inspect and lubricate rod end
bearings located in the fwd rotor, crown,
and tunnel area.
ALL
7.44 Swashplate for signs of damage,
overheating, and accumulation of
grease. Using a flashlight or other
suitable light source, visually inspect
with a mirror or flexible borescope the
area between the underside of the
rotating ring and stationary ring for any
slinging or clumping or grease/debris
(i.e., seal, bearing cage, seal spring,
wire, or other material). A thin bead
of grease around the sealing area is
considered normal.
"FOD REMINDER"
Check work area for tools and parts after completion of maintenance and inspection.
2-54
