1998-2006 Yamaha F20/F25 Outboards Service Manual, Page 289Get this manual
IBRKTI "I' I
STEERING FRICTION (MH, EH-option)
SERVICE POINTS
Steering friction installation 1Install: Steering lock shaft
Turn in the steering lock shaft until it is fully tightened, then turn it out one full turn
2Install: Friction lever Locknut