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TROUBLESHOOTING
TROUBLE CAUSE REMEDY
Abnormal cylinder compression.
Normal fuel supply system.
Normal spark plug.
Piston ring is worn to or even over
its wear limit
Replace
Piston ring is broken. Replace
Piston ring is sticking. Clear up carbon fouling.
Spark plug is not installed tighten or
without a gasket.
Tighten with a gasket in.
Air leakage between cylinder block
and cylinder head.
Check cylinder gasket, and the at-
ness of the surface by which cylinder
block contacting with cylinder head
Tighten cylinder head bolts in stipu-
lated order to stipulated torque.
Air leakage in the valves
Check valve. Clearance and tight-
ness, repair if necessary.
If still can’t starting, have the gasoline engine to our authorized dealer for
repairing.
● When testing the spark plug, never hold the high- voltage wire of
the spark plug with wet hand.
● Make sure there is no spilled fuel outside the engine and that the
spark plug isn’t dipped with fuel.
● To prevent fire, keep sparks far away from the spark plug
mounting hole.
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