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TM 10-4320-324-14
Table 3-1. Troubleshooting - CONT.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE-CONT
5.
STARTS OR RUNS ROUGHLY AFTER WARMUP. DOES NOT DEVELOP FULL POWER OR MAKES
EXCESSIVE EXHAUST SMOKE (CONT).
Step 4. Refer to paragraph 3-9 and check engine oil level.
If overfilled, notify unit maintenance to drain off oil to proper level.
6.
ENGINE OVERHEATS.
Step 1. Refer to paragraph 3-9 and check engine oil level.
Add oil as required (see LO 10-4320-324-12).
Step 2. Inspect cooling fins on cylinders and cylinder heads for dirt.
Clean as required.
Step 3. Check for blockage of cooling air input to blower.
Ensure free cooling air flow.
Step 4. Inspect for broken or missing V-belt.
Notify unit maintenance.
Step 5. Check operation of cooling fan.
Notify unit maintenance.
Step 6. Refer to LO 10-4320-324-12 and check for use of proper grade of oil for operating temperature.
Notify unit maintenance.
7.
ENGINE OR EXHAUST NOISY.
Step 1. Check for loose connections allowing exhaust leaks.
Notify unit maintenance.
Step 2. Check for holes in muffler.
Notify unit maintenance.
3-5
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