Honda BF115A, BF130A Outboard Motors Shop Manual., Page 309Get this manual
HONDA BF115A130A
4) Remove the 10 mm rivet screw from the engine undercase,
ENGINE UNDERCASE
121 10 rnm RIVET
5) Remove the undercase grommet from the engine undercase111 ENGINE UNDERCASE
121 TRIM ANGLE
Remove the trim angle sensor wire and the power tilt motor wire from the hole in the engine undercase