TM 1-1520-238-23
Change 3
11-1173
11.277. TAIL ROTOR PITCH LINK REMOVAL/INSTALLATION – continued
11.277.4. Cleaning
a. Wipe attaching surfaces of pitch link with a
clean rag.
b. Clean epoxy primer from surface of pitch link
(para 1.47).
11.277.5. Inspection
a. Check removed and attaching parts for dam-
age (para 11.232).
b. Check removed and attaching parts for corro-
sion (para 1.49).
c. Check all installed bushing(s) and/or bear-
ing(s) for wear (para 11.232).
d. Check all removed bushing(s) and/or bear-
ing(s) for wear (para 11.4).
e. Check links for bends, scratches, or gouges.
(1) Scratches and gouges not to exceed 0.020
INCH deep and 0.070 INCH long for the area
3 INCHES inboard of either end of link (area
B); 0.003 INCH deep and 0.010 INCH long for
the midspan of the link (area A).
11.277.6. Repair
a. Repair pitch links damaged in excess of in-
spection criteria by replacing pitch link.
b. Repair pitch link bearings which do not meet
inspection criteria by replacing bearings (para
11.4).
c. Blend damaged areas to a minimum 20:1 ra-
tio.
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M04-1764-6A
B
A
B
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