2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 168Get this manual
Steering arm
Removing the steering arm
1Remove the circlip 12Remove the steering yoke by striking it with plastic hammer
S6D87250
4Install the steering yoke to the steering arm by aligning the center of the yoke with the center of the steering arm
S6D87230
5Install the circlip A
3Remove the steering arm from the swivel bracket by pulling the arm off the bracket
Installing the steering arm
1Install the washer 1, bushing 2, O-ring 3, and bushing onto the steering arm 52Place the swivel bracket in an upright position, and then install the steering arm onto the swivel bracket