ARMY TM 9-6115-644-10
AIR FORCE TO 35C2-3-446-11
MARINE CORPS TM 09249A/09246A-10/1
Table 3-1. Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2.
Step 3.
Step 4.
Step 5.
Check for high coolant temperature, above 200°F (93°C), refer to Figure 2-1.
If coolant temperature is high, go to Step 3.
Check coolant level.
If low, add coolant, refer to paragraph 3-3.4.2. If full, go to Step 4.
Check for obstruction in air intake system.
If obstructions are found, remove debris. If no obstructions are found, go to Step 5.
Check for loose fan belts.
If loose, notify next higher maintenance level.
11. COOLANT TEMPERATURE indicator indicates engine overheating.
Step 1. Check for generator set overload. Check for generator set overload by checking the ammeter
(PERCENT RATED CURRENT) and the kilowattmeter (PERCENT POWER) on the control
panel assembly, refer to Figure 2-1.
If unable to adjust, notify next higher maintenance level.
Step 2. Check coolant level.
If low, add coolant, refer to paragraph 3-3.4.2. If full, go to Step 3.
Step 3. Check for low lubrication oil level.
If necessary add oil, refer to LO9-6115-644-12. If full, go to Step 4.
Step 4. Check for obstruction in air intake system.
If obstructions are found, remove debris, If no obstructions are found, go to Step 5.
Step 5. Check for loose fan belts.
If loose, notify next higher maintenance level.
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