TM 9-4910-387-14-2
Will not heat to desired temperature.
LUBE HEAT switch may be defective ............................................................................................................................................................
Tank heater in lube oil tank assembly may be defective .................................................................................................................................
Wires may be open ........................................................................................................................................................................................
LUBE OIL TEMPERATURE GAGE
Does not indicate.
Auxiliary motor may be defective ...................................................................................................................................................................
Drive belt on fuel and lube oil pumps may be broken .....................................................................................................................................
Lube oil pressure copper tubing from lube oil inlet discharge block
may be disconnected ..............................................................................................................................................................................
Lube oil pressure copper tubing from lube ol pump to LUBE OIL
i
REGULATOR may be plugged or broken ...............................................................................................................................................
Lube oil pump is defective ..............................................................................................................................................................................
LUBE OIL REGULATOR may be defective ....................................................................................................................................................
LUBE OIL TEMPERATURE gage is defective ...............................................................................................................................................
MAIN DRIVE MOTOR
Blows main power source fuzes.
Main drive motor is stopped above lowest speed obtainable ..........................................................................................................................
Fails to start, FORWARD-OFF-REVERSE switch is in FORWARD position.
FORWARD-OFF-REVERSE switch may be defective....................................................................................................................................
Main drive motor may be defective .................................................................................................................................................................
START switch may be defective ....................................................................................................................................................................
Starter forward coil may be defective .............................................................................................................................................................
Starter microswitch may be defective ............................................................................................................................................................
Starter thermal heaters' bus bar contacts may be defective............................................................................................................................
STOP switch may be defective ......................................................................................................................................................................
Wire may be open from main power source to forward side of starter ............................................................................................................
Wire may be open from starter to main drive motor .......................................................................................................................................
Wires may be open ........................................................................................................................................................................................
6-7