Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 269Get this manual
15Torque water pump retaining bolts to 60 lbin (6.8 Nm) Gear Housing Lubrication (Filling) Instructions AWARNING
If gear housing is installed on engine, to avoid accidental starting, disconnect spark plug ignition wires before working near the propeller
ACAUTION
DO NOT use automotive grease in the gear housingUse only Quicksilver Super Duty Lower Unit Lubricant12Remove any washer material from "FILL", "OIL LEVEL "MAG screws and gear housingInstall new washers on "FILL""OIL LEVEL" and "MAG" screws
IMPORTANT: Never add lubricant to gear housing without first removingMAG" andOIL LEVEL" screws or gear housing cannot be filled becau se 01 trapped airFill gear housing ONLY when housing is In vertical position3aWaler Pump BodyNylon BushingsBolls [Torque to 60 lbin(6.8 N.m)]Waler Pump Alignment Pins (2)