Service manual

Page 34 of 151
• Remove main jet, needle jet holder, needle jet,
slow jet, and air adjustment screw.
Caution
Do not damage the jets and adjust screw.
• Before removing adjustment screw, turn it all
the way down and note the number of turns.
• Do not turn adjust screw forcefully to avoid
damaging the valve seat face.
• Clean the jets with cleaning fluid.
• Use compressed air to blow the dirt off.
• Clean carburetor body passages with the
compressed air.
Assembly
• Install main jet, needle jet holder, needle jet,
slow jet, and air adjustment screw.
Caution
Set the air adjustment screw according to number
of turns noted before it was removed
• Install the float valve, float, and float pin.
Checking fuel level
Caution
• Check to ensure the float valve and float are
properly installed.
• To ensure correct measurement, position the
float meter in such a way that float chamber face
is vertical to the main jet.
• Fuel level: 14.8mm
Carburetor Installation
• Install the carburetor in the reverse order of
removal.
• These adjustments must be made after
installation: throttle cable adjustment, and idle
adjustment.
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