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TM 9-2320-364-20-3
2-2824
2. SELF RECOVERY WINCH (SRW) WILL NOT PAY IN OR OUT USING CAB WINCH
IN/OUT SWITCH.
INITIAL SETUP
1.
Repair wire 1723
(schematic
Fig 2-65) or notify DS
Maintenance.
Verify repair, go to
Step 3 of this Fault.
START
YES
NO
Crane operates indicating
circuit breaker CB18 is OK.
WINCH/CRANE switch is in
WINCH position.
SRW operates using control
lever.
LHS operates.
Wire 1723 faulty.
WINCH IN/OUT switch faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If wire 1723 is loose, faulty, or
shorted to ground, 22 to 28 vdc
will not be input from CB18 to
WINCH IN/OUT switch.
2-30. SELF RECOVERY WINCH (SRW) TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
STE/ICE-R (optional) (Item 3, Appendix G)
Multimeter (Item 44, Appendix G)
Personnel Required
Two
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
References
TM 9-2320-364-10
TM 9-4910-571-12&P
Are 22 to 28 vdc measured on
wire 1723 at WINCH IN/OUT
switch harness connector?
WARNING
Read WARNING
on Page 2-2825
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