Product Manual

TP-6804 6/1576 Section 6 Troubleshooting
Problem Possible Cause Corrective Action
No AC output.
Line circuit breaker in the OFF position. Place the circuit breaker in the ON position.
Line circuit breaker tripping because of
overload.
Reduce the load on the generator set.
Line circuit breaker tripping because of short
circuit.
Contact an authorized distributor/dealer for service.
Auxiliary winding circuit breaker tripped. Reset the circuit breaker (located in controller’s service
access area). Contact an authorized distributor/dealer
for service if breaker trips repeatedly.
Low output or
excessive drop
in voltage.
Generator set overloaded. Reduce the load.
Generator set
stops suddenly.
Low oil pressure shutdown. Check for oil leaks. Check the oil level and add oil if
necessary.
No fuel. Check fuel valves and fuel supply.
Model 20RESC/20RESCL only: Check enclosure
thermostat and reset if tripped. See Section 6.5. Check
and clear air inlets and exhaust outlets.
Overcrank shutdown. Reset the controller. If the overcrank fault occurs again,
contact an authorized distributor/dealer.
Auxiliary winding circuit breaker tripped. Reset the auxiliary winding circuit breaker. Contact an
authorized distributor/dealer for service if breaker trips
repeatedly.
Fault shutdown. Check the controller display for fault messages. See
Section 2.5. Correct the fault condition and reset the
controller.
Generator set in the OFF mode. Press the RUN button to start the engine or press AUTO
to allow remote starting.
Remote stop command received from a remote
switch,ATS,orOnCuerPlus.
Check the remote switch position. Check OnCuerPlus.
Generator thermostat tripped. Check for obstructed air inlets and outlets. Reset the
thermostat. See Section 6.5.
Engine malfunction. Contact an authorized distributor/dealer.
Figure 6-5 General Troubleshooting