MAIN WINCH LH OR RH SPEED SWITCH DOES NOT OPERATE FROM WRECKER CONTROL PANEL (cont)

TM 9-2320-366-20-2

e139. MAIN WINCH LH OR RH SPEED SWITCH DOES NOT OPERATE FROM WRECKER

CONTROL PANEL (CONT)

CAUTION

Read CAUTION

KNOWN INFO

TEST OPTIONS

on following page.

15.

Continuity Test or

LH and RH winches operate

STE/ICE-R Test #91

from wrecker control panel.

Is continuity present from

REASON FOR QUESTION

Circuit breaker CB50 OK.

connector J108 pin 16 to

STATION SELECTOR switch to

This question eliminates

circuit breaker CB50 socket

WRECKER CONTROL PANEL.

possible problems and

MODE SELECTOR SWITCH to

determines where

NORMAL.

troubleshooting continues.

Jumper wires OK.

POSSIBLE PROBLEMS

Faulty M1089 control panel

power cable assembly.

Faulty M1089 rear lights cable

assembly.

Faulty auxiliary panel cable

YES

Go to step 17 of this fault.

assembly.

Faulty dashboard cable

assembly.

2-1450.24

Change 1