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Page Title:
M1089 LH OR RH 30K WINCH DOES NOT PAY-IN |
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 TM 9-2320-366-20-3
INTIAL SETUP
Tools and Special Tools
Equipment Conditions
Tool Kit, Genl Mech (Item 46, Appendix C)
Engine shut down (TM 9-2320-366-10-1).
Goggles, Industrial (Item 15, Appendix C)
Air tanks drained (TM 9-2320-366-10-1).
Personnel Required
(2)
NOTE
Perform Electrical System Troubleshooting e138A.
M1089 LH or RH 30K Winch Does Not Pay-In
prior to beginning this task.
START
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
1.
Hydraulic tank oil level OK.
Air Pressure Test
MAIN WINCH LH and RH
Is air pressure present at
REASON FOR QUESTION
FREESPOOL switches to OFF.
LH/RH 30K winch freespool
MAN WINCH LH FREESPOOL
If air pressure is not present,
input 90 degree fitting?
switch OK.
perform Wrecker Hydraulic
MAN WINCH RH FREESPOOL
System Troubleshooting. If air
switch OK.
pressure is present, 30K winch
pneumatic manifold solenoid is
POSSIBLE PROBLEMS
faulty.
Faulty 30K winch pneumatic
manifold solenoid valve.
NO
Faulty wrecker hydraulic
system.
Perform Wrecker Hydraulic System
Troubleshooting task w4. M1089 LH 30K
YES
Winch Does Not Operate or W9. M1089
30K RH Winch Does Not Operate.
Replace 30K winch pneumatic manifold
solenoid valve (refer to Table 65.1. 30K Winch
Freespool Solenoid Valves (para 17-29).
Change 1
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