TM 10-3930-641-34-1
ENGINE TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7. ENGINE DOES NOT DEVELOP FULL POWER
Step 1. See if quality of fuel is bad.
a. Replace with good quality fuel.
b. Replace fuel filter elements. (See TM 10-3930-641-20.)
Step 2. Check for restrictions of air inlet.
Replace air filter elements. (See TM 10-3930-641-20.)
Step 3. Check governor linkage for travel or defective parts.
a. Adjust linkage to get full travel.
b. Repair governor linkage. (See page 3-95.)
Step 4. Inspect turbocharger for problems causing poor performance.
Replace or repair as necessary. (See page 3-107.)
Step 5. Check for low fuel pressure.
See no. 3, step 1.
Step 6. Check for too low rack setting.
Adjust rack setting. (See page 3-102.)
Step 7. Inspect for wrong valve clearance.
Adjust. (See page 3-268.)
Step 8. Check for wrong fuel injection timing.
Adjust. (See page 3-102.)
Step 9. Check fuel transfer pump.
Repair. (See page 3-58.)
2-12
