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 TM 9-2320-364-34-1
3. HOOK ARM DOES NOT LOAD (CONT).
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Does hook
Unit Troubleshooting tasks
Operation test.
on Page 2-275
arm load
completed.
Hook arm unloads.
with harness
REASON FOR QUESTION
DC valve OK.
connectors
LH and RH hook arm cylinders
Safe lowering solenoid valves on
disconnected from safe
OK.
port VA side of LH and RH hook
lowering solenoid valves on
arm manifolds only bypass load
port VA side of LH and RH
control valves on port VA side.
POSSIBLE PROBLEMS
hook arm manifolds and safe
lowering button pushed in?
Load control valve faulty.
Go to Step 5 of this
NO
Fault.
YES
2-274
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