TM 9-4910-387-14-2
6-2. TROUBLESHOOTING (cont)
SYMPTOM INDEX (cont)
Troubleshooting
Procedure
(Page)
FUEL TEMPERATURE GAGE
Does not indicate.
Auxiliary motor may be defective ...................................................................................................................................................................
Drive belt on fuel and lube oil pumps may be broken .....................................................................................................................................
Fuel pressure copper tubing from fuel inlet discharge block may be
disconnected ..........................................................................................................................................................................................
Fuel pressure copper tubing from fuel pump to FUEL REGULATOR may be
plugged or broken...................................................................................................................................................................................
Fuel pump is defective ..................................................................................................................................................................................
FUEL REGULATOR may be defective ..........................................................................................................................................................
FUEL TEMPERATURE gage is defective.......................................................................................................................................................
LUBE HEAT LIGHT
Does not light, LUBE HEAT switch is in the on position.
Female and/or male connector plugs may be defective .................................................................................................................................
LUBE HEAT indicator light may be defective .................................................................................................................................................
LUBE HEAT switch may be defective.............................................................................................................................................................
Thermostat for lube oil tank assembly may be defective.................................................................................................................................
Wires may be open ........................................................................................................................................................................................
LUBE OIL
Does not circulate.
Lube oil copper tubings may be plugged or broken ........................................................................................................................................
Lube oil pump is defective ..............................................................................................................................................................................
6-6