TM 55-1520-240-23-6
7-343
BLEED WINCH HYDRAULIC SYSTEM (WITHOUT EXTERNAL POWER)
(Continued)
7-343
6.
Operate the APU (Task 1-36).
7.
Set HOIST MASTER switch (8) on overhead
panel to REMOTE or PILOT.
8.
Loosen nut (9) on hose (10).
9.
Remove lockwire (11) from knob (12) on control
valve (13). Rotate knob forward until fluid flows
from hose (10). Let fluid flow until air-free.
Release knob.
10.
Tighten nut (9).
11.
Loosen nut (14) on hose (15).
12.
Rotate knob (12) aft until fluid flows from hose
(15). Let fluid flow until air-free. Release knob.
13.
Tighten nut (14).
Cable must be manually controlled
during reel-in and reel-out to prevent
entanglement, snags, and injury to
personnel.
14.
Rotate knob (12) aft. Let about 10 feet of cable
reel out.
15.
Rotate knob (12) forward to reel in cable.
16.
Set HOIST MASTER switch (8) to OFF.
17.
Shut down the APU (Task 1-36).
18.
Lockwire knob (12). Use lockwire (E228) (11).
FOLLOW-ON MAINTENANCE:
Install heater compartment acoustic blanket (Task
2-210).
Disconnect battery (Task 1-39).
END OF TASK
7-1270
