Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 199Get this manual
8 Move outboard "In" until hole in swivel bracket "ear" aligns with the third tilt hole in transom bracketLock engine in trim range by installing 38 in(9.5 mm) diameter tilt pin or two 38 in(9.5 mm) hardened bolts and nuts thru the transom brackets and swivel bracket in the hole shown
" DOWNPressure Check
1Repeat steps through from precedingUP" pressure check, removing allen plug as shown
9Install uFiII- plug
a Tilt Pin Hole (Install Spare Tilt Pin Of Hardened Bolts and Nuts)
10Close Manual Release Valve (clockwise) 11Open valve (a) and dose valve (b)
aAllen Plug
Install components