TM 5-3990-263-13&P
0032
CORRECTIVE ACTION - Continued
MALFUNCTION
WINCH OUT Directional Control Valve is Faulty (Model B Only).
CORRECTIVE ACTION
CAUTION
Electrical power must be shut OFF from circuit before continuity can be checked.
Failure to comply with this caution may result in damage to test equipment or
electrical system.
NOTE
Digital controller and cab control box are not repairable, therefore, it is necessary
to test digital controller and cab interface wiring harnesses, switches, solenoids,
and other components to identify possible faults other than digital controller and
digital cab controller.
1.
Set multimeter to ohms position.
2.
Place negative (-) probe of multimeter on position 1 of WINCH OUT solenoid (Figure 17).
POSITION 1
POSITION 2
WINCH OUT VALVE
AND SOLENOID
Figure 17. WINCH OUT Solenoid Connector.
3.
Place positive (+) probe of multimeter on position 2 of WINCH OUT solenoid (Figure 17). Check
multimeter for continuity.
a.
If continuity is not present, replace WINCH OUT directional control valve.
Refer to TM 9-2320-435-10 or TM 9-2320-425-10.
b.
If continuity is present, replace digital cab control box. Refer to TM 9-2320-435-10 or TM
9-2320-425-10.
END OF WORK PACKAGE
03/15/2011Rel(1.8)root(tswp)wpno(T03028)
