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Malfunction
Test or Inspection
Corrective Action
TM 9-2320-304-14&P
5-21
Direct Support and General Support Maintenance (Cont)
Table 5-2. Direct Support/General Support Troubleshooting (CONT)
LOAD HANDLING SYSTEM (LHS)
4. HOOK ARM DOES NOT UNLOAD.
NOTE
For Fault 4 the engine must be running, PTO engaged, and hydraulic selector switch in
MAN H.A. position.
NOTE
Ensure manual push button is pushed past free play to engage.
Step 1. Check operation of hook arm unload using DC valve manual push button and free flow
valve manual push button.
If hook arm unloads, replace lower DC valve (Para 5-35).
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