Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 319Get this manual
5Remove allen plug IMPORTANT: Remove plug from same side as holes in shaft
Memory Piston Cup may be expelled at high velocity when air pressure is appliedFailure to place cylinder as shown below could result in personal injury8Drain as much fluid as possible from cylinder before removing memory piston9Place cylinder as shownHold down on cylinder and inject air into shaft openingaAllen plugHole in shaftDo Not Remove
6Lubricate shaft with Quicksilver Power Trim and Steering FluidInsert shaft into cylinder51342
7Tap shaft into cylinder until shaft is positioned as shownaShop ClothSolid surfaceAir nozzle