ARMY TM 9-6115-464-34
AIR FORCE TO 35C2-3-445-2
NAVY NAVFAC P-8-624-34
Table 2-2. TROUBLESHOOTING (CONTINUED)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 7. Defective hydraulic pump (Electro-hydraulic governor equipped precise sets only) (figure 3-34).
Test and repair hydraulic pump (para. 3-41).
Step 8. Defective cylinder head gasket (11, figure 3-46).
Replace defective cylinder head gasket (para. 3-54).
Step 9. Improper governor adjustment.
Adjust governor (para. 3-64, Electro-hydraulic governor, or 3-65, electric governor
equipped precise sets).
7. ENGINE WILL NOT IDLE SMOOTHLY.
Step 1. Burned or sticking valves (26 and 27, figure 3-46).
Repair or replace valves (para. 3-54).
Step 2. Weak or broken valve springs (24 and 25, figure 3-46).
Replace valve springs (para. 3-54).
Step 3. Fuel injection nozzles out of adjustment, dirty or defective (figure 3-25).
Clean, adjust or replace fuel injection nozzles (para. 3-23).
Step 4. Defective camshaft (figure 3-50).
Replace camshaft (para. 3-55).
Step 5. Fuel injection pump defective or out of time (figure 3-21).
Adjust, repair, or replace fuel injection pump (para. 3-22).
8. ENGINE OVERHEATS.
Step 1. Defective shutter control or linkage (figure 3-26).
Replace shutter control linkage (para. 3-30).
Step 2. Defective water pump assembly (figure 3-28).
Repair or replace water pump assembly (para. 3-32).
Step 3. Clogged or defective radiator.
Clean, repair or replace radiator (para. 3-29).
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