TM 1-1520-238-23
5-228
Change 7
5.51.
TAIL ROTOR ASSEMBLY INSPECTION – continued
5.51.3. Inspection
NOTE
The tail rotor includes the tail rotor
blades.
Cracks in any tail rotor component is
cause for rejection.
Corroded areas will be treated and re-
stored in accordance with (para 1.49).
a. Check tail rotor for corrosion (para 1.49).
b. Check tail rotor for loose or missing lockwire
and cotter pins.
c. Check tail rotor fork (1) for cracks, nicks,
gouges, and scratches.
(1) No cracks allowed.
(2) Do not blend if damage exceeds:
(a) Zone A - Surface damage more than
0.001 INCH deep.
(b) Zone B - Surface damage more than
0.005 INCH deep.
d. Check fork (1) for distortion or twists. None
allowed.
e. Check hub (5) for play between hub bushings
(6) and resilient mounts (7). None allowed.
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M04-2006-3
ZONE A
ZONE B
1
