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 598 of 1632
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
WARNING
Read WARNING
on following page.
Voltage Test or
STE/ICE-R Test #89
TM 9-2320-366-20-2
YES
NO
Replace MAIN WINCH LH SPEED
switch (para 7-34) and M1089 control
panel wiring harness (para 7-83).
e139. MAIN WINCH LH OR RH SPEED SWITCH DOES NOT OPERATE FROM WRECKER
CONTROL PANEL (CONT)
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 RH SPEED
switch OK.
M1089 control panel power
cable assembly OK.
M1089 rear lights cable
assembly.
Auxiliary panel cable assembly
OK.
Dashboard cable assembly OK.
POSSIBLE PROBLEMS
Faulty MAIN WINCH LH SPEED
switch.
Faulty M1089 control panel
wiring harness.
Faulty M1089 30K winch
control wiring harness.
13.
2-1450.20
Change 1
If 24 VDC is not present,
MAIN WINCH LH SPEED
switch and M1089 control
panel wiring harness is faulty.
If 24 VDC is present M1089
30K winch control wiring
harness is faulty.
Replace M1089 30K winch
wiring harness (para 7-142).
Is 24 VDC present at
terminal block TB14?
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