TM 55-1520-240-23-5
6-97
INSTALL AFT TRANSMISSION
(Continued)
6-97
INSTALL TRANSMISSION
1.
Position transmission (1) in cabin of helicopter.
Raise cargo ramp level with ground (Task 2-2).
If debris enters transmission, damage
can result.
2.
Remove ten nuts (2) and washers (3) from seal
retainer (4). Remove retainer. Cover opening in
transmission (1) with barrier material (E80).
3.
Check packing (5) around bottom of retainer (4)
for cuts. It shall have no cuts.
Oil (E254) is toxic. It can irritate skin
and cause burns. Avoid inhaling. Use
only with adequate ventilation. Avoid
contact with skin, eyes, or clothing.
In case of contact, immediately flush
skin or eyes for at least 15 minutes.
Get medical attention for eyes.
4.
Coat lip of seal (6) and mating surface of rotor
shaft (7) with oil (E254). Coat splines of shaft
with oil (E254).
5.
Install seal retainer (4) on rotor shaft (7). Be
careful not to damage seal (6).
6.
Coat thread of four bolts (8) with oil (E254).
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