Yamaha F100B F100C Outboards Factory Service Manual, Page 234Get this manual
Bracket unit
Removing the clamp brackets
1Remove the power trim and tilt unitFor removal procedures, see "Removing the power trim and tilt unit" in this chapter2Remove the anode 1LT
3Loosen the self-locking nuts 2, bolt 3, cap 4, and then remove clamp brackets and 64Remove the trim sensor 7