2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 197Get this manual
Bracket unit
Removing the upper case
NOTE: Drain the engine oil before removing the upper case assembly Be sure to remove the shift rod assembly before removing the upper case assembly from the clamp bracket1Remove the ground lead terminal from the swivel bracket2Remove the mount housings 2, and then remove the rubber dampers 33Remove the upper mounting nuts 4, and then remove the upper case assembly
S6AG7530
4Remove the circlip 4, and then remove the drive shaft bushing 5(L-transom model)