Service manual

Page 28 of 151
5-2 Maintenance Information
General Information
Warning
Gasoline is flammable and explosive, so always work in a well-ventilated place and
strictly prohibit smoking or flames when working with gasoline.
Caution
Do not bend the throttle cable.
When removing fuel system components, remember where O-rings were
positioned, and replace them when reassembling the components.
Drain gasoline using the drain screw on the float chamber before removing it.
Do not remove the choke valve unless absolutely necessary.
Tools
Special service tools
Vacuum/air pressure pump
Fuel level gauge
Carburetor Specifications
Component
Specification
Carburetor diameter
25mm
I.D. number
PTG 050
Fuel level
14.8mm
Main injector
# 110
Idle injector
# 35
Idle speed
1700 ± 100rpm
Throttle lever clearance
1-3 mm
Air screw
1 1/2 turns out
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