Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 288Get this manual
TILT RAM ASSEMBLY AND TRIM RAM ASSEMBLIES (225F, L225F, 250B, L250BS225, L225, S250, L250)
REMOVING THE TILT RAM END SCREW AND TRIM RAM END SCREW
Loosen: Tilt ram end screw End screw wrench YB-06175-2B90890-06544
Trim ram end screw End screw wrench YB-06175-1A90890-06541 NOTE: Hold the power trim and tilt unit in vise using aluminum plates on both sides