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TM 9-2320-364-20-3
2-2758
14. HOIST DOES NOT OPERATE.
INITIAL SETUP
1.
Tighten loose fitting
or replace hose or
tube (Para 20-3 and
schematic Fig 2-62).
Verify repair, go to
Step 2 of this Fault.
START
NO
Crane unloaded.
Faulty hose or tube.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Visual inspection.
Leaking or damaged hoses or
tubes may not deliver adequate
supply pressure to hoist motor.
2-29. CRANE TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Outriggers down with weight off truck suspension,
(TM 9-2320-364-10)
References
TM 9-2320-364-10
Are hoses
and tubes
between
HOIST valve and hoist motor
manifold, brake release hose
and hose between manifold
and motor free of damage,
crimps or leaks?
Fault not corrected.
Notify DS
Maintenance.
YES
WARNING
Read WARNING
on Page 2-2759
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