2001 Edition Yamaha F225A and LF225A Outboards Service Manual, Page 252Get this manual
BRKT WARNING
Bracket unit
Never look into the tilt cylinder opening because the free piston and power trim and tilt fluid may be expelled out forcefully5Hold the tilt piston in vise using the special service tool on both sides6Remove the tilt ramTrim and tilt cylinder wrench: YB-06175-2B 9Remove the trim piston assemblies10Drain the power trim and tilt fluid11Remove the circlip 8, adapter 9, and spring from the trim piston assemblies