TM-9-2320-366-20-2
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-2 - Page 578 of 1632
TEST OPTIONS
REASON FOR QUESTION
This question eliminates
possible problems and
determines where
troubleshooting continues.
YES
NO
3.
Continuity Test or
STE/ICE-R Test #91
KNOWN INFO
TM 9-2320-366-20-2
2-1450
Change 1
LH and RH winches operate
from wrecker control panel.
Circuit breaker CB50 OK.
STATION SELECTOR switch to
WRECKER CONTROL PANEL.
MODE SELECTOR SWITCH to
NORMAL.
STATION SELECTOR switch
OK.
MAIN WINCH LH SPEED
switch OK.
M1089 control panel power
cable assembly OK.
M1089 rear lights cable
assembly.
Auxiliary panel cable assembly
OK.
Dashboard cable assembly OK.
MAIN WINCH RH SPEED
switch OK.
M1089 control panel wiring
harness OK.
POSSIBLE PROBLEMS
Faulty M1089 30K winch
control wiring harness.
Faulty jumper wire.
Faulty wrecker hydraulic
system.
Notify DS Maintenance
e139. MAIN WINCH LH OR RH SPEED SWITCH DOES NOT OPERATE FROM WRECKER
CONTROL PANEL (CONT)
Go to step 8 of this fault.
Is continuity present from
terminal lug on wire C to
ground?
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