FUEL SYSTEM 4-21
FLOAT HEIGHT
To check the float height, turn the carburetor upside down.
Measure the float height
A while the float arm is just contacting
the needle valve using vernier calipers.
Bend the tongue
B as necessary to bring the float height
A to
the specified level.
% 09900-20102: Vernier calipers
&Float height
A: 17.0 mm
THROTTLE POSITION SENSOR
Measure the resistance between the terminals as shown.
& Throttle position sensor resistance: Approx. 5 kΩ
% 09900-25008: Multi circuit tester set
' Tester knob indication: Resistance (Ω)
NOTE:
When performing this test, it is not necessary to remove the
throttle position sensor.
REASSEMBLY
Reassemble the carburetors in the reverse order of disassem-
bly. Pay attention to the following points.
THROTTLE VALVE
• Turn the throttle stop screw and throttle valve synchronizing
screw until the throttle valve’s bottom end
1 is aligned with
the foremost by-pass port
2 as shown.
• Apply a small quantity of THREAD LOCK “1322” to the throttle
valve screws and tighten them.
( 99000-32110: THREAD LOCK SUPER “1322”
#
Face the stamped side of the throttle valve out.
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