T.O. 35C2-3-442-2
P-9-TM-457-35
TM 5-6115-457-34
TM-07464A-35
Table 2-3. Troubleshooting (Continued)
PROBABLE CAUSE
CORRECTIVE ACTION
MALFUNCTION
GENERATOR SET (Continued)
e. Replace gasket
e. Blown head gasket.
39. Engine misses or
runs erratically.
(continued)
f. Broken valve spring.
f . Replace spring
g. Defective fuel injection
g. Replace nozzle
nozzle.
h. Defective fuel injection
h. Repair pump
pump.
Bend or broken push
i.
i.
Replace push rod
rod.
Defective piston or
Replace piston or rings
j.
j.
rings.
a. Defective exciter
40. Engine hunts (pre -
a. Remove, test and replace
sise generator sets).
regulator
if defective (paragraph
6-75 and 6-76).
b. Defective or imp oper-
b. Test and adjust trans-
ly adjusted governor
ducer (paragraph 6-202).
actuator feedback
transducer.
c. Defective electronic
c. Replace assembly (para-
component assembly,
graph 6-194 or 6-128).
A26 in precise or
mode II relay box.
d. Defective governor
d. Test and repair if defec-
actuator.
tive (paragraph 8-109).
e. Defective control unit.
e. Test and repair if defec-
tive (paragraph 6-202).
Change 3
2-45
