TM-9-2320-365-20-1
M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-365-20-1 - Page 658 of 1760
KNOWN INFO
NO
Is vehicle equipped with
LAMP TEST switch?
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
This question eliminates
possible problems and
determines where
troubleshooting continues.
YES
3.
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
NO
YES
If TRANS OIL TEMP indicator
illuminates with high engine
temperature indicator, LAMP
TEST switch is faulty.
4.
Replace LAMP TEST switch (par 7-18).
Go to step 6 of this fault.
Is TRANS OIL TEMP indicator
illuminated?
Operational Test
e24A. HIGH ENGINE TEMPERATURE INDICATOR ILLUMINATES (CONT)
2-408.6
Change 2
Go to step 5 of this fault.
TM 9-2320-365-20-1
Engine temperature is below
216°F (102°C) when high
engine temperature indicator
illuminates.
High engine temperature
indicator illuminates when
master power switch is
positioned to on.
Coolant temperature light
switch OK.
POSSIBLE PROBLEMS
Faulty LAMP TEST switch.
Faulty engine control cable
assembly.
Faulty WTEC II dashboard cable
assembly.
Faulty WTEC III dashboard
cable assembly.
Engine temperature is below
216°F (102°C) when high
engine temperature indicator
illuminates.
High engine temperature
indicator illuminates when
master power switch is
positioned to on.
Coolant temperature light
switch OK.
POSSIBLE PROBLEMS
Faulty LAMP TEST switch (if
equipped).
Faulty engine control cable
assembly.
Faulty WTEC II dashboard cable
assembly.
Faulty WTEC III dashboard
cable assembly.
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