Service manual
6 - 6
CARB
CARBURETOR
8.Check:
●
Free movement (piston valve)
Sticks → Replace the piston valve guide and
the piston valve.
Insert the piston valve into the carburetor
body, and check for free movement.
9.Check:
●
Free movement (throttle valve)
Sticks → Replace.
ASSEMBLING THE CARBURETOR
CAUTION:
Before reassembling, wash all of the parts
in a clean petroleum based solvent.
1.Measure:
●
Float height a
Out of specification → Adjust.
*****************************************************
Measurement and adjustment steps:
●
Hold the carburetor in an upside down
position.
●
Measure the distance from the mating
surface of the float chamber (gasket
removed) to the top of the float.
N
OTE:
The float arm should be resting on the needle
valve, but not compressing it.
●
If the float height is not within the
specification, check the valve seat and
needle valve.
●
If either is worn, replace them both.
●
If both are fine, adjust the float height by
bending the float tang 1 on the float.
●
Recheck the float height.
*****************************************************
Float height (F.H.):
13 mm (0.51 in)
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