Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 286Get this manual
PROPELLER SHAFT ASSEMBLYCOMPONENT DISASSEMBLY Remove the cross pin that goes through the clutch dogRemove the reverse gear and slide the clutch off of the
IMPORTANT: When accomplishing the next step, all of the parts are free to come apartWork closely over work bench to ensure that the parts are not dropped or damaged, and to avoid personal injury
propeller shaft
1Remove the spring around the clutch being careful not to overstretch it during removalIf the spring does not coit back to its normal position once it has been removed, it must be replaced