FAILURE TO START/
DIFFICULTIES IN STARTING
8-1
TRBL
SHTG
?
TROUBLESHOOTING
NOTE:
The troubleshooting tables that follow do not identify every cause of trouble. They may however prove
helpful as a guide to identifying trouble. To inspect, adjust or replace parts, refer to the appropriate sec-
tion in the manual.
FAILURE TO START/DIFFICULTIES IN STARTING
FUEL SYSTEM
Fuel tank
Fuel cock
Carburetor
Air filter
PROBABLE CAUSES
•
Empty
•
Fuel filter obstructed
•
Fuel tank air cap passage obstructed
•
Petrol contains water or impurities or is adulterated
•
Hose obstructed
•
Fuel filter obstructed
•
Petrol contains water or impurities or is adulterated
•
Pilot jet obstructed
•
Pilot air passage obstructed
•
Infiltrations of air
•
Deformation of float
•
Needle valve worn or scratched
•
Needle valve seat insufficiently sealed
•
Fuel level set wrongly
•
Pilot jet set wrongly
•
Starter jet obstructed
•
Malfunctioning of the starter piston
•
Air filter element obstructed
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