Fuel Level Adjustment - Yamaha YW50AP Service Manual

a
b
↓
a
↑
1
1
3
2
5-6
CARBURETOR
1. Install:
8 Throttle cable 1
2. Install:
8 Carburetor assembly
NOTE:
Align the projection a with the projections b.

FUEL LEVEL ADJUSTMENT

1. Measure:
8 Fuel level a
Out of specifications→Adjust.
Fuel level a:
3.0~4.0 mm(0.12~0.16 in)
(Below the float chamber line)
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Measurement steps:
8 Place the scooter on a level surface.
8 Use a garage jack under the engine to en-
sure that the carburetor is positioned verti-
cally.
8 Connect the fuel level gauge 1 to the drain
pipe 2.
Fuel level gauge:
YM-01312-A
8 Loosen the drain screw 3.
8 Measure the fuel level a with the gauge.
8 If the fuel level is incorrect, adjust the fuel
level:
8 Remove the float chamber float and the
needle valve.
8 Inspect the needle valve.
8 If it is worn, replace it.
CARB