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)

KNOWN INFO

TEST OPTIONS

10.

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.

terminal block TBC to

STATION SELECTOR switch to

If continuity is not present,

ground?

WRECKER CONTROL PANEL.

terminal lug TL54 is faulty.

MODE SELECTOR SWITCH to

NORMAL.

POSSIBLE PROBLEMS

Faulty STATION SELECTOR

switch.

Faulty M1089 control panel

wiring harness.

Faulty M1089 control panel

Repair terminal lug TL54 on wires 3088

power cable assembly.

YES

and 3087 (para 2-45) or replace M1089 rear

Faulty M1089 rear lights cable

lights cable assembly (para 7-104).

assembly.

Faulty auxiliary panel cable

assembly.

Faulty dashboard cable

assembly.

Faulty jumper wire.

2-1450.14

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