ALL M1089 CONTROL FUNCTIONS DO NOT OPERATE FROM WRECKER CONTROL PANEL AND WRECKER REMOTE CONTROL (cont)

TM 9-2320-366-20-2

e136. ALL M1089 CONTROL FUNCTIONS DO NOT OPERATE FROM WRECKER CONTROL PANEL AND

e136.

WRECKER REMOTE CONTROL (CONT)

WARNING

Read WARNING

KNOWN INFO

TEST OPTIONS

on following page.

Circuit breaker OK.

Voltage Test or

Mode selector switch in

STE/ICE-R Test #89

Is 24 vdc present at station

NORMAL position.

REASON FOR QUESTION

selector switch pin 9?

Hydraulic functions OK.

If 24 vdc is not present,

Pneumatic functions OK.

wire 9 is faulty. If 24 vdc

Dashboard cable

is present, station selector

assembly OK.

switch is faulty.

Rear lights cable

assembly OK.

POSSIBLE PROBLEMS

Faulty station selector

switch.

Faulty wrecker control

panel wiring harness.

Repair wire 9 (para 2-45) or

replace wrecker control panel

wiring harness (para 7-83).

YES

Replace station selector

switch (para 7-34).

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