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3-14 FUEL SYSTEM
Carburetor
Service Fuel Level Adjustment
WARNING
Gasoline is extremely flammable and can be ex-
plosive under certain conditions. Turn the ignition
switch to OFF. Do not smoke. M ake sure the area
is well-ventilated and free from any source of flame
or sparks; this includes any appliance with a pilot
light.
•
Remove the carburetors, and drain the fuel.
•
Remove the float chamber.
•
Remove the screw [A].
•
Slide out the pivot pin [B] and remove the float [C].
•
Bend the tang [A] on the float arm very s lightly to change
the f loat height.
Float Height
Standard: 2.9 ±1 mm (0.11 ± 0.04 in.)
○
Measure the float height [A] from the mating surface [B]
of float by tilting the carburetor so that the tang of the float
[C] just touches the needle rod [D]. At this time, the float
valve [E] rod must not be depressed.
○
Increasing the float height lowers the fuel level and de-
creasing the float height raises the fuel level.
•
Assemble the carburetor and recheck the fuel level.
If the fuel level cannot be adjusted by this m ethod, the
float or the float valve is damaged.
Carburetor Synchronization Inspection
•
Remove:
Side Covers (see Frame chapter)
Throttle Link Case Cover
•
Check idle speed.
•
Remove the front vacuum hose [A] and install the vacuum
hose for vacuum gauge.