17. TROUBLESHOOTING
NOTE:
The following troubleshooting does not cover all the possible
causes of trouble. It should be helpful, however, as a guide to
troubleshooting. Refer to the relative procedure in this manual for
inspection, adjustment and replacement of parts. Adjustment and
replacement must be done by your dealer.
STARTING FAILURE/ HARD ATARTING
FUEL SYSTEM
Fuel tank Auto choke
ŸEmpty ŸStarter plunger
ŸClogged fuel tank breather hole malfunction
ŸDeteriorated fuel or fuel containing ŸWax malfunction
water or foreign material
Carburetor Air cleaner
ŸDeteriorated fuel or fuel containing ŸClogged air cleaner
Water or foreign material element
ŸClogged pilot jet ŸImproper air cleaner
ŸClogged air passage setting
ŸImproperly set pilot air s crew
ŸClogged pilot air passage
ŸImproperly sealed valve seat
ŸImproperly adjusted fuel level
ŸClogged starter jet
ŸSucked-in air
COMPRESSION SYSTEM
Cylinder and cylinder head Valve system
ŸLoose spark plug ŸImproperly adjusted valve
ŸLoose cylinder head clearance
ŸBroken cylinder head gasket ŸImproperly sealed valve
ŸBroken cylinder gasket ŸImproperly contacted
ŸWorn, damaged or seized cylinder valve and vale seat
Piston and cylinder head ŸImproper valve timing
ŸWorn piston ŸBroken valve spring
ŸWorn,fatigued or broken piston ring ŸSeized valve
ŸSeized piston ring
ŸSeized or damaged piston
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