YAMAHA Marine 100A Manuel D'entretien page 182

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FUEL
CARBURETOR
4130
4140
2. Measure:
• Float height a
(without the gasket)
Out of specification → Adjust the float
height by bending the tab 1.
Float height
16.0 ± 0.5 mm (0.63 ± 0.02 in)
NOTE:
• The float should be resting on the needle
valve, but not compressing it.
• Take measurements at the end of the
float, opposite the side it pivots on.
3. Adjust:
• Pilot screw
Adjustment steps
(1) Turn in the pilot screw until it is lightly
seated.
(2) Turn out the pilot screw to specifica-
tion.
Pilot screw (turns out)
100A, E115A/100TR: 1-1/4 ± 1/4
115B, 115C, S115C/
C115TR, 115TR, S115TR,
B115TR:
130B, S130B, L130B,
140B/130TR, S130TR,
L130TR:
4-24
E
5/8 ± 1/4
7/8 ± 1/4

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