TM 9-2320-387-10
Table 3-1. Troubleshooting (Cont'd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. EXCESSIVE EXHAUST SMOKE AFTER ENGINE REACHES NORMAL OPERATING
TEMPERATURE 185-250F (85-120C)
Notify unit maintenance if fluid level is high.
Step 2. Check for restricted air cleaner.
If emergency situation exists, clean air cleaner element (para. 3-15).
If emergency situation does not exist, notify unit maintenance.
Step 3. Other causes.
Notify unit maintenance.
6. ENGINE STARTS BUT MISFIRES, RUNS ROUGH, OR LACKS POWER
Step 1. Check for water in fuel filter by draining.
Step 2. Check for restricted air cleaner.
If emergency situation exists, clean air cleaner element (para. 3-15).
If emergency situation does not exist, notify unit maintenance.
Step 3. Other causes.
Notify unit maintenance.
7. ENGINE OVERHEATS ACCORDING TO ENGINE COOLANT TEMPERATURE
GAUGE
Step 1. Check to see if fan is running.
If fan is not running, perform emergency fan clutch override
Step 2. Allow engine to cool and check for low coolant level.
Step 3. Check for debris blocking radiator fins.
Remove debris (para. 3-26).
Step 4. Check for broken or missing drivebelt.
Notify unit maintenance if drivebelt is broken or missing.
Step 5. Other causes.
Notify unit maintenance.
8. LOW ENGINE OIL PRESSURE ACCORDING TO OIL PRESSURE GAUGE
Step 2. Other causes.
Notify unit maintenance.
Change 3