ARMY TM 9-2815-255-24
AIR FORCE TO 38G1-95-2
MARINE CORPS TM 2815-24/4
TABLE 3-2. Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Adjust valves. Refer to paragraph 3-32.1. If properly adjusted, do step 8.
Step 8. Check for low engine compression.
a.
Perform engine compression check. Refer to paragraph 3-6.
b.
If engine defective, repair or replace engine.
6. ENGINE DOES NOT DEVELOP FULL POWER.
Step 1. Check for blocked air intake system.
Remove blockage as found. If no blockage is found, do step 2.
Step 2. Check for clogged fuel filter/water separator.
Replace fuel filter cartridge. Refer to paragraph 3-24.1. If not clogged, do step 3.
Step 3. Engine overheated.
If engine overheated, refer to Malfunction 7. If not a problem, refer to Malfunction 5.
7. ENGINE OVERHEATING.
Step 1. Inspect coolant level.
a.
Check engine for coolant leaks, If engine has no leaks, do step 2.
b.
Repair coolant leaks.
Step 2. Check for defective thermostat.
a.
If thermostat is suspected of being defective, replace thermostat. Refer to
paragraph 3-9.
b.
If engine continues to overheat, do step 3.
3-6
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