1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 136Get this manual

1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 136

CARBURETOR
Float Height Measurement
1Measure float height as shown, if out of specification replace
PN 91-36392

Carburetor Float Height 0.61 0.04 in(15.5 1.0 mm) or 3664 in- 4164 in2Install drain screw, float bowl and cover