4. FUEL SYSTEM
4-3
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
yDo not bend off throttle cable. Damaged throttle cable will make unstable drive-ability.
yWhen disassembling fuel system parts, pay attention to O-ring position, replace with new one as
re-assembly
yThere is a drain screw in the float chamber for draining residual gasoline.
yDo not disassemble air cut valve arbitrarily.
Specification
ITEM UA30A – 6(RFA) UA30A-A(RFB) UA30A1-6(RFE)
Carburetor diameter 32.5 mm 20 mm 20 mm
I.D. number AG8 PTG 065 PTG 064
Fuel level 17 mm 14.8 mm 14.8 mm
Main injector #132 #108 #108
Idle injector #35 #35 #35
Idle speed 1700±100 rpm 1600±100 rpm
Throttle handle clearance 1~3
Pilot screw 1 1/2
Tool
Special service tools
Vacuum/air pressure pump
Fuel level gauge
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