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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).
7.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Flowmeter test.
Unit Troubleshooting tasks
on Page 2-299
completed.
REASON FOR QUESTION
Hook arm loads.
DC valve OK.
Are 0 gpm measured RH hook
If fluid flow is getting past
Load control valves OK.
arm manifold, port VA with
cylinder piston seals, hook arm
LH hook arm cylinder OK.
will not lift its rated capacity.
hook arm up completely while
holding joystick in UNLOAD
POSSIBLE PROBLEMS
position?
RH hook arm cylinder faulty.
Replace RH hook arm
cylinder (Para 17-12).
NO
Verify repair, go to
Step 8 of this Fault.
YES
Fault not corrected.
Notify supervisor.
2-298
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