Generator Set Troubleshooting - Kohler 24RCL Operation

5.5 Generator Set Troubleshooting

Figure 5-1 contains generator set troubleshooting, diagnostic, and repair information. Check for loose connections
before replacing parts.
Problem Possible Cause
The generator Battery weak or dead.
set does not
Battery connections reversed or poor.
crank.
Blown fuse(s).
Generator set is OFF.
Air cleaner clogged.
The generator
set cranks but
Battery weak or dead.
does not start,
Battery connection poor.
starts hard,
Spark plug wire connection loose.
lacks power, or
operates
Low oil pressure shutdown.
erratically.
Fuel pressure insufficient.
Engine malfunction.
AC circuit breaker in the OFF position.
No AC output.
AC circuit breaker tripping because of overload. Reduce the load on the generator set.
AC circuit breaker tripping because of short
circuit.
Low output or Generator set overloaded.
excessive drop
in voltage.
Low oil pressure shutdown.
Generator set
stops suddenly.
Out of fuel.
Overcrank shutdown.
Blown fuse(s).
Overspeed shutdown.
Generator set is OFF.
Remote stop command received from a remote
switch, ATS, or OnCuer Plus.
Engine malfunction.
Fans run after The fans continue to run for 2 minutes after the
engine shuts engine shuts down to evacuate the engine
down. compartment.
Figure 5-1 General Troubleshooting Chart
66 Section 5 Troubleshooting
Corrective Action
Recharge or replace the battery.
Check the connections.
Replace the fuse. Contact an authorized Kohler
distributor/dealer for service if fuse blows repeatedly.
Press the RUN button to start the engine or press AUTO
to allow remote starting.
Clean and/or replace the air cleaner.
Recharge or replace the battery.
Clean and tighten the battery connections.
Check the spark plug wires.
Check for oil leaks. Check the oil level and add oil if
necessary.
Check the fuel supply and valves.
Contact an authorized Kohler distributor/dealer.
Place the circuit breaker in the ON position.
Contact an authorized Kohler distributor/dealer for
service.
Reduce the load.
Check for oil leaks. Check the oil level and add oil if
necessary.
Check fuel supply.
Reset the controller. If the overcrank fault occurs again,
contact an authorized Kohler distributor/dealer.
Replace the fuse. If the fuse blows again, contact an
authorized Kohler distributor/dealer.
Reset the controller. If the overspeed fault occurs again,
contact an authorized Kohler distributor/dealer.
Press the RUN button to start the engine or press AUTO
to allow remote starting.
Check the remote switch position.
Contact an authorized Kohler distributor/dealer.
None.
TP-6905 4/16