6. FUEL SYSTEM
Precautions in Operation
General Information
Warning
Gasoline is a low ignition point and explosive materials, so always work in a well-ventilated place and
strictly prohibit flame when working with gasoline.
Cautions
y Do not bend off throttle cable. Damaged throttle cable will make unstable drive-ability.
y When disassembling fuel system parts, pay attention to O-ring position, replace with new one as
re-assembly
y There is a drain screw in the float chamber for draining residual gasoline.
y Do not disassemble auto by-starter and air cut valve arbitrarily.
Specification
ITEM VS2
Carburetor diameter 22.1 mm
I.D. number VE025A
Fuel level 17.5 mm
Main injector #100
Idle injector #38
Idle speed 1600±100 rpm
Throttle handle clearance 2~6 mm
Pilot screw 2 1/2 turns
Tool
Special service tools
Vacuum/air pressure pump
Fuel level gauge
6-2