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32 TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
If the engine malfunctions, carefully examine the symptoms and the operating conditions, and use the table
below as a guide to troubleshooting.
Symptom Probably Cause Remedy
Faulty pistons, cylinders, piston rings,
and head gaskets
Faulty valves
K
Loose spark plugs
Insufficient
compression
Loose cylinder head bolts
Tighten properly
No fuel in fuel tank Fill fuel tank
Fuel valve not in “ON” position Open fuel valve lever.
Blocked fuel filter or tube Change fuel filter or fuel tube
Blocked air vent in tank cap Clean fuel tank cap
No fuel to
combustion
chamber
Faulty carburetor K
Over rich fuel/air mixture Open choke.
Rotate engine with spark plugs
removed to discharge excess fuel.
Clean spark plugs.
Clogged air cleaner Clean
Faulty carburetor K
Incorrect grade/type of fuel
Engine won’t
start or output is
low
Spark plugs
fouled by fuel
Water in fuel
Change fuel
TROUBLESHOOTING GUIDE 33
Symptom Probably Cause Remedy
Faulty spark plugs Replace spark plugs
Faulty ignition coil K
No spark or
weak spark
Engine switch left in “OFF” position Turn engine switch to “START”
position (See M)
Clogged air cleaner
Air inlet screen or cooling air path
clogged with dirt
Clean
Insufficient engine oil Replenish or change oil
Carbon build-up in combustion
chamber K
Engine
overheats
Poor ventilation around engine Select a better location
Low output
Engine speed
won’t increase Faulty governor K
K: Service to be performed by an authorized Kawasaki dealer.
M: For Control Panel Switch Type, move the throttle lever on the equipment away from its low speed end
to turn the engine switch to “START” position.
Service to be performed by an authorized Kawasaki engine dealer or equally qualied service facility.
35
TROUBLESHOOTING GUIDE
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