1996 Johnson/Evinrude Outboards 8 thru 15 Four-Stroke Service Manual, Page 210Get this manual
Water Pump ServicingAll Models Disassembly 1Remove gearcase from exhaust housing as described in Gearcase Servicingthis section
2Remove the four impeller housing screws
3Remove the impeller housing and impeller by sliding them up and off the driveshaftThen remove the impeller drive pin and impeller plate 4Remove and discard the water tube grommet, O-ring, and seal in the impeller housing5Inspect the impeller, housing, and plate for excessive wear6Clean the impeller plate and gearcase
Assembly
1Apply OMC Gasket Sealing Compound to the metal casing of new driveshaft seal Install the seal in the impeller housing with lip of seal facing into the housing2Apply OMC Adhesive to the impeller housing O-ring and install it on the housing3Apply OMC Adhesive to outside surface of the water tube grommetInstall the grommet in the impeller housing with bosses of grommet seated in housingCoat the inside surface of grommet with OMC Triple-Guard grease