Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 292Get this manual
REVERSE GEAR BEARING ADAPTOR ASSEMBLYCOMPONENT DISASSEMBLY AND REASSEMBLY
Shift Shaft Assembly
REMOVAL NOTE: It is possible to remove and service the shift shaft assembly (but not the shift crank inside the gear case) without removing any of the internal components of the gear housing1Remove the shift shaft bushing screwsand remove the shift shaft and bushing by pulling them straight out of gear housing
NOTE: Complete the instructions in this section only if the needle bearing in the bearing adaptor is defective and the adaptor is to be reused1Disassemble the adaptor as follows: aRemove the bearing from the adaptor using suitable mandrel
Discard the bearing
Assemble the adaptor as follows: aLubricate the bore that the needle bearing is to be
pressedinto