TM 55-1520-240-23-5
6-90
REMOVE AFT TRANSMISSION ROTOR SHAFT SEAL
6-90
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Powertrain Tool Kit, NSN 5180-00-003-5267
Hoist (T3)
Materials:
Barrier Material (E81)
Tape (E388)
Personnel Required:
Aircraft Powertrain Repairer
References:
Task 6-92
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Baffles Under Aft Transmission Open (Task 2-2)
Aft Transmission Drip Tray Removed (Task 2-3)
Cargo Ramp Open and Level (Task 2-2)
1.
Lower aft transmission (1) into cabin with hoist kit
(T3) (Task 6-92, steps 1 thru 31). Keep tension
on four cables (2).
2.
Remove 10 nuts (3) and washers (4) from seal
retainer (5).
3.
Remove seal retainer (5) and packing (6).
4.
Cover opening into transmission (1). Use barrier
material (E81) and tape (E388).
5.
Remove retaining ring (7) from seal retainer (5).
6.
Remove seal (8) and packing (9).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
6-337