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TM 9-2320-364-20-3
2-2682
10. OUTRIGGERS DO NOT OPERATE (CONT).
6.
Repair wire 1738 (see
schematic Fig 2-58) or
notify DS
Maintenance.
Verify repair, go to
Step 24 of this Fault.
YES
NO
WINCH/CRANE switch in
CRANE position.
Self recovery winch operates.
Hose 2902 OK.
Crane hoses and tubes OK.
Wire 1738 faulty.
White wire from truck connector
MC29 to rectifier faulty.
Rectifier faulty.
White wire from rectifier to
POWER switch faulty.
POWER switch faulty.
Black wire from POWER
switch to OSS faulty.
OSS faulty.
Red wire from OSS to crane
junction box, terminal 19 faulty.
Outrigger/mast shutdown valve
harness connector white wire
faulty.
Outrigger/mast shutdown valve
harness connector black wire
faulty.
WINCH/CRANE switch faulty.
Wire 1731 faulty.
Black wire from truck connector
MC29 to system shutdown
relay faulty.
System shutdown relay faulty.
White wire from system
shutdown relay to crane
junction box, terminal 3 faulty.
Main hydraulic pressure valve
harness connector white wire
faulty.
Main hydraulic pressure valve
harness connector black wire
faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If wire 1738 from wire 1755 to
Connector MC29 is loose,
faulty, or shorted to black wire,
22 to 28 vdc will not be in put to
crane POWER switch.
WARNING
Are 22 to 28 vdc measured at
connector MC29, terminal C
with engine switch in the ON
position?
Read WARNING
on Page 2-2683
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