Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 186Get this manual
Striker Plate Replacement Visually inspect striker plates (a) and replace if worn excessively
Fill, Check, and PurgePower Trim System
TO FILL: IMPORTANT: This rim system is pressurizedRemoveFillplug only when outboard is tilted to the fullUp" position or the trimtilt rams are fully extendedRetightenFillplug before tilling outboard down or retracting tilttrim ramsRemove "Fillplug and O-ringSystem is full when oil level is present at fill holeTightenFill" plug securely
aSlriker Plale (2)
blockwasherLocknutTorque to 80 Ib, in(9.0 N-m)
Anode Plate
Anode plate (a) is self-sacrificing alloy plate that is con-