Kohler 1.4BEOR-12V, Operation

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TP-6687 9/10 21 Section 4 Troubleshooting
Section 4 Troubleshooting
4.1 Problems, Causes and
Solutions
This section contains generator set troubleshooting,
diagnostic, and repair information.
Use the following table as a quick troubleshooting
reference. The table groups generator set faults and
suggests likely causes and remedies. The table also
refers you to more detailed information including
sections of this manual, the generator set service
manual, the generator set installation manual, and the
engine service manual to correct the indicated problem.
Corrective action and testing often require knowledge of
electrical and electronic circuits. To avoid additional
problems caused by incorrect repairs, have an
authorized Kohler distributor/dealer perform service.
Maintain a record of repairs and adjustments performed
on the equipment. If the procedures in this manual do
not explain how to correct the problem, contact an
authorized Kohler distributor/dealer. Use the record to
help describe the problem and repairs or adjustments
made to the equipment. See Appendix B, Operating
Hour Service Log.
4.2 Mechanical Components
The table below lists mechanical components of the
system and describes the problems that may occur
while the 1.4BEOR is running. Use this troubleshooting
chart to identify possible causes and relevant solutions.
Use authorized technicians when specified.
Problem Possible Cause Solution
Engine does not start Incorrect injection timing.
See your authorized Kohler distributor/dealer.
Rings worn or sticking.
Valves sticking.
Loose cylinder locknuts.
Obstructed fuel line.
Air leaks in fuel system.
Clogged tank vent hole.
Injector sticking.
Injection pump valve sticking.
Faulty fuel feeding pump.
Fuel filter clogged. Replace the fuel filter.
Discharged battery. Charge battery; see equipment manufacturer’s
instructions.
Cable connections uncertain or incorrect.
See your authorized Kohler distributor/dealer.
Faulty starting switch.
Faulty starting engine.
Controller options GM75866-KP1 and
GM75866-KP2: Reached maximum of
5 automatic restarts.
Reset by turning the Machine Status Switch to
position 0 and back to the automatic mode.
Starts and stops Clogged air filter. Clean or replace air filter. See Section 5.4, Air
Filter.
Governor linkage wrongly set.
See your authorized Kohler distributor/dealer.
Low idle speed.
Fuel filter clogged. Replace the fuel filter.
Air leaks in fuel system.
Bleed air lines. See TP-6689 or your authorized
Kohler distributor/dealer.
Clogged tank vent hole.
See your authorized Kohler distributor/dealer.
Faulty fuel feeding pump.