TM 1-1520-238-23
Change 4
5-169
5.35.
MAIN ROTOR STRAP PACK REPLACEMENT – continued
CAUTION
Do not continue to tighten nut after PLI
washer no longer turns. Damage will oc-
cur to PLI washer, bolt, and nut. PLI
washer, bolt, and nut must be replaced if
over-torque occurs.
e. Torque eight nuts (6) using PLI washer torqu-
ing method.
(1) Torque nuts in crisscross pattern until correct
torque is reached.
(2) Hold six bolts (7) and two bolts (8).
(3) Insert scribe in hole in outer washer (18).
(4) Tighten eight nuts (6) 1/8 turn at a time while
turning outer washer (18). Use hinged
handle, adapter, and socket.
NOTE
The correct torque is reached when outer
washer no longer turns.
(5) Continue to tighten eight nuts (6) until all nuts
are correctly torqued.
f. Measure gap between each leg (20) and lower
plate (21).
(1) Gap must be 0.002 to 0.042 INCH. If any gap
measurement is not between 0.002 and
0.042 INCH perform disassembly and inspec-
tion (para 5.42). Use gap setting gage.
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M04-3734-33
7
8
7
8
7
8
6
M04-3734-16
7
8
6
18
3
5
2
4
6
1
M04-3734-41A
0.002 TO 0.042 INCH
20
21
