2001 Edition Yamaha F225A and LF225A Outboards Service Manual, Page 9Get this manual
Safety while workingIdentification 6Keep supply of clean, lint-free cloths for wiping up spills, etc
Good working practices
Special tools Use the recommended special tools to protect parts from damageUse the right tool in the right mannerdo not improvise
3Install bearings with the manufacture identification mark in the direction indicated in the installation procedureIn addition, be sure to lubricate the bearings liberally4Apply thin coat of water-resistant grease to the lip and periphery of an oil seal before installation5Check that moving parts operate normally after assembly
Tightening torques Follow the tightening torque specifications provided throughout the manualWhen tightening nuts, bolts, and screws, tighten the large sizes first, and tighten fasteners starting in the center and moving outwardNon-reusable parts Always use new gaskets, seals, O-rings, cotter pins, circlips, etc when installing or assembling parts