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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
2?
MODE SELECTOR SWITCH to
determines where
NORMAL.
troubleshooting continues.
Jumper wires OK.
POSSIBLE PROBLEMS
NO
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
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