TM 5-4310-386-14
Table 4-2. Unit Troubleshooting Procedures (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. TEMPERATURE SHUTDOWN ACTIVATES (Cont).
Step 4. Check to see if cooling air is heating up (heat is being recycled).
Clean cooling system of contaminants. Ambient temperature above operating
parameters.
Step 5. Check to see if cooling fins are soiled.
Clean the cooling system (para. 4-42).
Step 6. Check to see if air cowling plates are loose, cracked, or missing.
Tighten or replace, as needed (para. 4-42).
Step 7. Check to see if lube oil cooler is soiled.
Clean oil cooler to ensure heat transfer to surrounding and/or flush core
(para. 4-51).
Step 8. Check to see if oil bath air cleaner is contaminated.
Clean oil bath air cleaner (para. 4-37).
4. ENGINE GIVES POOR PERFORMANCE.
Step 1. Check to see if engine shutdown lever is not in the operating position.
Place shutdown lever in operating position (para. 2-12).
Step 2. Check to see if oil level is too high.
Drain to proper level (para. 4-29).
Step 3. Check to see if oil bath air cleaner is contaminated.
Clean oil bath air cleaner (para. 4-37).
Step 4. Check to see if speed control lever is not reaching full-load stop.
Free of obstruction.
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