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Page Title:
HOOK ARM DOES NOT UNLOAD. (Cont) |
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 TM 9-2320-364-34-1
4. HOOK ARM DOES NOT UNLOAD (CONT).
6.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Flowmeter test.
on Page 2-297
completed.
Hook arm loads.
REASON FOR QUESTION
DC valve OK.
Are 0 gpm measured at LH
Load control valves OK.
If fluid flow is getting past
hook arm manifold, port VA
cylinder piston seals, hook arm
POSSIBLE PROBLEMS
will not lift its rated capacity.
with hook arm up completely
while holding joystick in
LH hook arm cylinder faulty.
UNLOAD position?
RH hook arm cylinder faulty.
Replace LH hook arm
cylinder (Para 17-12).
NO
Verify repair,
go to Step 8
of this Fault.
YES
2-296
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