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TROUBLESHOOTING
TP-6901 6/14 Troubleshooting 39
Section 6 Troubleshooting
6.1 INTRODUCTION
The following chart will help you to identify and solve some of the basic operating problems that may occur while
operating this engine.
Do not attempt to service or replace major engine components, or any items that require special timing or
adjustment procedures. This work should be performed only by a KOHLER authorized distributor/dealer.
6.2 TROUBLESHOOTING
Problem Possible Cause Solution
Will Not Start No fuel Check fuel supply.
Incorrect fuel Make sure fuel system is configured
properly for LPG or NG supply.
Dirty/restricted fuel system Check fuel system and clean
components as needed.
Incorrect oil level Check engine oil level; add as needed.
Engine overloaded Disconnect or reduce loads.
Faulty spark plug Inspect, adjust, or replace as needed.
Hard Starting No fuel Check fuel supply.
Incorrect fuel Make sure fuel system is configured
properly for LPG or NG supply.
Restricted fuel flow Make sure fuel supply valves are open;
check for air intake system leakage.
Dirty/restricted fuel system Check fuel system and clean
components as needed.
Incorrect oil level Check engine oil level; add as needed.
Engine overloaded Disconnect or reduce loads.
Faulty spark plug Inspect, adjust, or replace as needed.
Stops Suddenly No fuel Check fuel supply.
Dirty/restricted fuel system Check fuel system and clean
components as needed.
Incorrect oil level Check engine oil level; add as needed.
Engine overloaded Disconnect or reduce loads.
Lacks Power Incorrect fuel Make sure fuel system is configured
properly for LPG or NG supply.
Low fuel pressure Check and adjust fuel pressure.
Incorrect oil level Check engine oil level; add as needed.
Engine overloaded Disconnect or reduce loads.
Faulty spark plug Inspect, adjust, or replace as needed.
Dirty/restricted fuel system Check fuel system and clean
components as needed.