TROUBLESHOOTING
ENGINE—KOHLER
Engine won’t shut off
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Adjust idle speed to specs. Move throttle to idle before shutdown
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Inspect piston, valves, cylinder head & exhaust for high carbon build-up
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Lifter is collapsed
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Lifter is stuck in bore
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Water in fuel bowl of carburetor Engine RPM too low; automatic compression release still on Adjust low idle speed
3 - 10
Engine runs slow & clicks
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Fuel shutoff valve closed Move governor shaft with engine running, check for resistance
White smoke on start-up
Inspect engine ground cable
Vapor lock. Check temperature of fuel system. Clear vent in top of fuel cap
Engine won’t run
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Dirt in carburetor. Float sticking Clean carb, replace filter, check float
Engine clatters
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Check or Solution
Engine stops when hot
Inspect ignition switch and ground
Problem or Symptom
Fuel overflows carburetor vent
Engine runs on after shutdown
Engine races or runs one speed
TROUBLESHOOTING (Continued)
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9/25/00