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Page Title:
LOSS OF HOOK ARM LOAD HOLDING. (Cont) |
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 TM 9-2320-364-34-1
5. LOSS OF HOOK ARM LOAD HOLDING (CONT).
4.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Flowmeter test.
on Page 2-309
completed.
Hook arm unloads.
REASON FOR QUESTION
LHS holds load in direction of
Are 0 gpm measured at RH
loading.
If fluid flow is getting past
hook arm manifold, port VA
DC valve OK.
cylinder piston seals, hook arm
Load control valves OK.
will not lift its rated capacity.
with LHS in transit position
LH hook arm cylinder OK.
while holding joystick in
LOAD position?
POSSIBLE PROBLEMS
RH hook arm cylinder faulty.
Replace RH hook arm
cylinder (Para 17-12).
NO
Verify repair, go to
Step 5 of this Fault.
YES
Go to Step 7 of this
Fault.
2-308
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