CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS
TM 9-2350-256-20
2-19
ELECTRICAL TROUBLESHOOTING--Continued
TRANSMISSION OIL TEMPERATURE GAGE--Continued
WARNING
Remove all jewelry such as rings, dog tags,
bracelets, etc. If jewelry contacts a metal surface
a direct short may result in instant heating of tools,
damage to equipment, and injury or death to
personnel.
C
Reconnect wire 27D to transmission oil temperature
gage. Disconnect wire 324 from transmission oil
temperature gage. Turn MASTER switch on and
check
transmission
oil
temperature
gage
for
operation. Transmission oil temperature gage should
read "O." Ground case of transmission oil temperature
gage and check gage for operation. Gage should
read full scale. Turn MASTER switch OFF. If
transmission oil temperature gage reads correctly, go
to step D. If transmission oil temperature gage fails
to read correctly, replace transmission oil temperature
gage (see paragraph 6-8).
D
Disconnect gage panel to bulkhead wiring harness
from gage panel. Check wire 324 in gage panel
harness for continuity by placing red lead of
multimeter on wire 324 and black lead on pin B of
wire 324. If continuity is present, go to step E. If
continuity is not present, repair/replace wire 324 of
gage panel wiring harness (see paragraph 6-44).
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