TP-5353 8/94 Generator Troubleshooting 7-1
Section 7. Component Testing and Adjustment
Generator Troubleshooting
Use the following flowchart to troubleshoot the
generator set when no voltage or high voltage is
detected. The remaining parts of this section give
additional and more detailed information about the
individual checks/tests mentioned in the flowchart. Use
the flowchart to initially isolate the possible problem.
See the flowcharts following.
Accidental starting.
Can cause severe injury or death.
Disconnect battery cables before working on
generator set (negative lead first and reconnect it
last).
WARNING
Accidental starting can cause severe injury or
death. Turn generator set master s witch to OFF
position, disconnect power to battery charger, and
remove battery cables (remove negative lead first and
reconnect it last) to disable generator set before working
on any equipment connected to generator set. The
generator set can be started by automatic transfer
switch or remote start/stop switch unless these
precautions are followed.
WARNING
Hazardous voltage.
Moving rotor.
Can cause severe injury or death.
Do not operate generator set without all guards and
electrical enclosures in place.
Hazardous voltage can cause severe injury or
death. Disconnect generator set from load by opening
line circuit breaker or by disconnecting generator set
output leads from transfer switch and heavily taping
ends of leads. If high voltage is transferred to load
during test, personal injury and equipment damage may
result. Do not use the safeguard circuit breaker in place
of the line circuit breaker.
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