1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 133Get this manual

1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 133

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CARBURETOR
3 Inspect needle valve for wearReplace if necessary
NOTE: Check tip of needle valve for wear
4 Inspect float for cracksdamageReplace if necessary
5 Inspect diaphragm