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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.
STARTING FAILURE/HARD STARTING 1
STEM
FUEL
Fuel tank
-Air filter element
TROUBLESHOOTING
PROBABLE
Empty
??
Clogged fuel filter
?
Clogged fuel breather pipe
?
Deteriorated fuel or fuel containing water
?
or foreign material
Clogged fuel hose
??
foreign material
Clogged pilot jet
??
Clogged pilot air passage
??
Sucked-in air
??
Deformed float
??
Groove-worn needle valve
??
Improperly sealed valve seat
??
Improperly adjusted fuel level
??
Clogged starter jet
??
Clogged
??
9-1
CAUSE
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