Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 217Get this manual
Water Pump REASSEMBLY INSTALLATION
1Apply Loctile Grade "A" on 0.0of seal ca rrier oil seal2Using suitable mandrelpress oil sea flush into seal carr ier, as shown3Install "0" ring into "0" ring groove of seal carrier4Lubricate "0" ring and 1.0of oi seal with Quicksilver Bearing Assembly Lub ricant
aSeal CarrierDivider Plate
7Install lOWER gasket8Install Water Pump Alignment Pins9Install plate and "UPPER" gasket onto alignment pins