TM 55-1520-240-23-5
6-92
REMOVE AFT TRANSMISSION
(Continued)
6-92
REMOVE TRANSMISSION
30.
Station helpers in cabin to guide transmission (3).
If transmission is not kept tilted
forward 4º, rotor shaft splines can
bind within transmission. Damage
can result.
31.
Have helpers operate two hoists (28 and 32) to
slowly lower transmission (3). Keep transmission
tilted forward 4º during lowering.
32.
Slide back two mount arms (80) on adapter (2).
Lower transmission (3) on adapter. Extend two
arms.
33.
Install four bolts (81) in transmission (3) and
adapter. Install nuts (82).
34.
Disconnect cables (33) from hoist eyes (35 and
36).
35.
Cover transmission cavity (83) with barrier
material (E80) and tape (E388).
36.
Remove transmission (3) from helicopter.
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