Kohler 12TRES Manuale operativo - Pagina 28
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4.3 Generator Set Troubleshooting
Figure 4-2 contains generator set troubleshooting,
diagnostic, and repair information. Check for loose
connections before replacing parts.
Fault Codes
The Advanced Digital Control displays fault codes to aid
in troubleshooting.
Fault codes, descriptions, and
recommended actions are listed in Section 2.6.
Problem
Possible Cause
The generator set
Fault shutdown
does not crank.
Battery weak or dead
Battery charger fuse blown
Battery connections reversed or poor
Fuse F2 blown
Fuse F3 blown
Generator set master switch in the OFF position
The generator set
g
Air cleaner clogged
cranks but does not
k b
d
Battery weak or dead
start, starts hard, lacks
power, or operates
power or operates
Battery connection poor
erratically.
erratically.
Spark plug wire connection loose
Low oil pressure shutdown
Fuel pressure insufficient
Engine malfunction
No AC output.
p
AC circuit breaker in the OFF position
AC circuit breaker tripping because of overload
AC circuit breaker tripping because of short circuit
Auxiliary winding fuse (F1) blown
Low output or
Generator set overloaded
excessive drop in
voltage.
Generator set stops
p
Low oil pressure shutdown
suddenly.
dd
l
Out of fuel
Overcrank shutdown
Controller fuse (F3) blown
Overspeed shutdown
Generator set master switch in the OFF/RESET
position
Remote stop command received from a remote switch
or ATS
Engine malfunction
Auxiliary winding fuse (F1) blown
Figure 4-2 General Troubleshooting Chart
28
Section 4 Troubleshooting
If a fault code is displayed, identify and correct the cause
of the fault condition. Then reset the controller. See
Section 2.6.3.
Corrective Action
Check for a fault code on the controller display. See
Section 2.6.
Check power to the battery charger.
Recharge or replace the battery.
Replace the fuse. Contact an authorized distributor/dealer
for service if fuse blows repeatedly.
Check the connections.
Replace the fuse. Contact an authorized distributor/dealer
for service if fuse blows repeatedly.
Replace the fuse. Contact an authorized distributor/dealer
for service if fuse blows repeatedly.
Move the master switch to AUTO for remote start or to
RUN for local start.
Clean and/or replace the air cleaner.
Check power to the battery charger.
Recharge or replace the battery.
Clean and tighten the battery connections.
Check the spark plug wires.
Check the oil level.
Check the fuel supply and valves.
Contact the distributor/dealer.
Place the circuit breaker in the ON position.
Reduce the load on the generator set.
Contact an authorized distributor/dealer for service.
Replace the fuse. Contact an authorized distributor/dealer
for service if fuse blows repeatedly.
Reduce the load.
Check the oil level.
Check fuel supply.
Reset the controller. If the overcrank fault occurs again,
contact the distributor/dealer.
Replace the fuse. If the fuse blows again, contact the
distributor/dealer.
Reset the controller. If the overspeed fault occurs again,
contact the distributor/dealer.
Move the switch to the correct position (RUN or AUTO).
Check the remote switch position.
Contact the distributor/dealer.
Replace the fuse. Contact an authorized distributor/dealer
for service if fuse blows repeatedly.
TP-6515 10/07