TM-5-3990-263-13-P

PALLET, ADAPTER, BRIDGE, M15

TECHNICAL MANUAL; OPERATOR AND FIELD MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)

APRIL 2012

TM-5-3990-263-13-P - Page 302 of 728

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).

WINCH OUT VALVE

AND SOLENOID

POSITION 1

POSITION 2

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

TM 5-3990-263-13&P

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