TM 9-6115-729-24
0011
TROUBLESHOOTING FAILURES WITHOUT FAULT CODES - Continued
WARNING
Cooling system operates at high temperature and pressure. Contact with high pressure steam
and/or liquids can result in burns and scalding. Shut down generator set, and allow system to cool
before performing checks, services, and maintenance. Failure to comply can cause injury or
death to personnel.
When running, generator set engine has hot metal surfaces that will burn flesh on contact. Shut
down generator set, and allow engine to cool before performing checks, services, and
maintenance. Wear gloves and additional protective clothing as required. Failure to comply can
cause injury or death to personnel.
SYMPTOM
34.
Coolant Temperature Too High.
MALFUNCTION
Excessive Load.
CORRECTIVE ACTION
STEP 1.
Ensure that the load is not excessive. Check load current and kW on GSC
display. If load is excessive go to step 2.
STEP 2.
On EMCP set Engine Control Switch to OFF/RESET. Set Battery Disconnect
Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 3.
Redistribute or disengage loads as required.
STEP 4.
Verify the problem has been resolved.
MALFUNCTION
Radiator.
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.
Ensure that the engines exhaust does not heat the radiator.
STEP 3.
Ensure the air inlet area of the radiator is not obstructed.
STEP 4.
Check the fins of the radiator for damage or obstructions. Repair/ clean as
required (WP 0067).
STEP 5.
Verify the problem has been resolved.
MALFUNCTION
Low Coolant Level.
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.
Allow generator set to cool and check coolant level. Add coolant as required.
0011-44
