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 2. Defective speed switch (figure 3-15).
Repair or replace speed switch (para. 3-7).
Step 3. Defective fuel injection pump (figure 3-21).
Repair or replace fuel injection pump (para. 3-22).
Step 4. Governor actuator improperly positioned.
Check governor (para. 3-64, electro-hydraulic governor or 3-65, electric governor
equipped with precise sets).
3. ENGINE CRANKS BUT STOPS WHEN START-RUN-STOP SWITCH IS RELEASED.
Step 1. Defective relay (K1).
Replace relay K1
Step 2. Defective relay (K2).
Replace relay K2
Step 3. Defective relay (K8).
Replace relay K8
(para. 3-59).
(para. 3-89).
(para. 3-90).
NOTE
See DC schematic diagram on left engine cover door for location of relays.
4. ENGINE MISSES OR RUNS ERRATICALLY.
Step 1. Dirty or defective fuel injection nozzle holder (figure 3-25).
Clean, repair or replace fuel injection nozzle holders (para. 3-23).
Step 2. Fuel injection pump out of time or defective (figure 3-21).
Correct timing, repair or replace fuel injection pump (para. 3-22).
Step 3. Burned or sticking valves (26 and 27, figure 3-46).
Repair or replace valves (para. 3-54).
Step 4. Defective head gasket (11, figure 3-46).
Replace head gasket (para. 3-54).
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