2001 Mercury Mariner 50-60HP Factory Service Manual, Page 415Get this manual
NON-BIGFOOT GEAR HOUSING
General Service Recommendations
There may be more than one way to "disassemble" or "reassemble" particular part(s), therefore, it is recommended that the entire procedure be read prior to repairIMPORTANT: Read the following before attempting any repairsIn many cases, disassembly of sub-assembly may not be necessary until cleaning and inspection reveals that disassembly is required for replacement of one or more componentsService procedure order in this section is normal disassembly-reassembly sequenceThreaded parts are right hand (RH), unless otherwise indicatedWhen holding, pressing or driving is required, use soft metal vise jaw protectors or wood for protection of partsUse suitable mandrel (one that will contact only the bearing race) when pressing or driving bearingsWhenever compressed air is used to dry part, verify that no water is present in air line