TM 9-6115-730-24
0011
TROUBLESHOOTING FAILURES WITHOUT FAULT CODES - Continued
MALFUNCTION
Engine Temperature
CORRECTIVE ACTION
STEP 1.
Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to NORMAL.
On EMCP set ENGINE CONTROL switch to MANUAL START.
STEP 2.
Check coolant temperature using GSC. (ECM may not be leaving cold mode
operation.). Coolant temperature rises above 64F (17C) as engine heats up.
a.
Verify actual temperature using temperature adapter 6V-9130 and
multimeter 146-4080 or thermometer.
b.
If GSC temperature reading does not match reading on the temperature
adapter/multimeter, replace coolant temperature sensor (WP 0098).
c.
If engine does not warm up, replace engine coolant temperature
thermostat(s) (WP 0081).
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Generator Faulty.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL Switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Inspect generator for problem, which would place excess load on engine. Repair
or replace components, as required or replace generator (WP 0095).
STEP 3.
If replacing generator does not correct the problem, there is an internal engine
problem. Replace the engine (WP 0096).
STEP 4.
Verify the problem has been resolved.
0011-34
