1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 217Get this manual

1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 217

CYLINDER BLOCKCRANKCASE
4Install oil pressure switch
NOTE: Slide boot over oil pressure switch after switch and screw have been fully tightened5Install oil filter plug (if removed) and oil filter
Loctite Pipe Sealant wTeflon-567 (92-809822)