1988-1992 Mercury Force 5HP Outboards Service Manual, Page 50Get this manual
6 Secure inlet needle (A) to float with retainer clip (B)Install float Lower float into position on carburetorCarefully push float pin into support springCarefully tap float pin (A) all the way into positionMeasure float height To adjust: Bend inlet needle tab "A" on float until float sits parallel (horizontal) to bodyFLOAT