1997 "EU" Johnson Evinrude 5 thru 15 Four Stroke Service Manual, P/N 507262, Page 200Get this manual
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10Remove bushing from water tubeRemove three screws retaining exhaustwater tube coverRemove cover and discard gasket11Remove flange screw retaining water tube
12Remove tube and grommetInspect components and sump passages
r:rn 13Inspect hole in water tube for obstruction1141
14Remove three screws retaining oil pump and filter assembly15Remove and discard O-rings from housingRemove two screws and lock washers securing housing together