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Page Title:
M1088/M1089 TRANSMISSION AUXILIARY OIL COOLER FAN DOES NOT OPERATE (CONT) |
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 TM 9-2320-366-20-2
TM
e147. M1088/M1089 TRANSMISSION AUXILIARY OIL COOLER FAN DOES NOT OPERATE (CONT)
e147.
KNOWN INFO
TEST OPTIONS
6.
Engine starts.
Visual inspection
Circuit breaker OK.
Is vehicle an M1088
REASON FOR QUESTION
Transmission auxiliary oil
This question eliminates
W/O winch?
cooler fan OK.
possible problems and
Relay K15 OK.
POSSIBLE PROBLEMS
determines where to
Faulty dashboard cable
continue troubleshooting.
NO
assembly.
Faulty auxiliary panel cable
assembly.
Go to step 7 of this fault.
Faulty PTO cable
YES
assembly.
Faulty oil cooler fan cable
assembly.
Go to step 9 of this fault.
KNOWN INFO
TEST OPTIONS
7.
Engine starts.
Continuity Test or
Is continuity present
Circuit breaker OK.
STE/ICE-R #91
from relay K15 from
REASON FOR QUESTION
Transmission auxiliary oil
socket 87A to connector
cooler fan OK.
If continuity is not present,
P912-15?
Relay K15 OK.
wire 1811 is faulty.
Oil cooler fan cable
assembly OK.
POSSIBLE PROBLEMS
NO
Faulty dashboard cable
assembly.
Faulty auxiliary panel cable
YES
Repair wire 1811 (para 2-45)
assembly.
or replace WTEC II dashboard cable
Faulty PTO cable
assembly (para 7-10) or WTEC III
assembly.
dashboard cable assembly (para 7-11).
2-1534
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