TM 5-3895-374-24-2
Problem
Cause
Solution/Reference
Motor trips overloads
Motor overloaded
Inspect equipment for
overloaded condition
Cord failure to motor
Inspect cord and
repair/replace
Receptacle/plug failure
Check receptacle/plug for
damage
Motor trips circuit breaker
Breaker unit trip level too
low
Reset trip level to 1500%
of motor full load current
Motor conductors shorted
Failure of cord conductors
Motor pilot light flashing
Motor failed to start
Auxiliary contact failure
Control relay failed
Variable speed fails to
start
Selector switch in OFF
Motor overloaded
Belt plugged on feeders
Liquid asphalt not to
temperature
Variable drive failure
Speed setting too low
Control circuit failure
Control relay failure
Power cord not plugged in
Pump not being heated by
hot oil
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