Carburetor Service; Aisan Carburetor - Models 290700, 303700, 350700 (After 950930Xx) - Vanguard OHV V-Twin User Manual

Fig. 20

Carburetor Service

Aisan Carburetor
Models 290700, 303700, 350700
(After 950930xx)
Check Throttle, Choke Shaft and Body For Wear
NOTE: The measurement in Step 1 is taken with the
carburetor off of the intake manifold.
1. Lay carburetor on flat surface and check throttle
and choke shaft clearance (1) as shown, Fig. 21.
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Fig. 21
Throttle shaft and choke shaft clearance must not
exceed 0.010" (0.25 mm).
NOTE: The inspection in Step 2 is performed after
the carburetor has been disassembled.
2. Inspect throttle shaft and choke shaft for wear
(2), Fig. 22.
Fig. 22
Replace either shaft if worn.
Replace the carburetor if the body is worn or if either
shaft clearance exceeds 0.010" (0.25 mm) when a
new shaft is used.
Disassemble
1. Remove anti-afterfire solenoid (1) or bowl screw
(5) and washer (4), Fig. 23.
2. Remove float bowl (3). Discard bowl gasket (2).
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Fig. 23
3. Remove float hinge pin (6), float and inlet
needle, Fig. 24.
CAUTION: Float hinge pin is a press fit.
Use care when removing.
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