Yamaha 115-225 HP Outboards Service Manual, Page 189Get this manual
po_w_E_R_T_R_IM A_N_D_T_IL_T_U_N_IT 13) Install the deliver pipes and secure the clip fixings to the specified torque
Clip fixing: 10 Nm (1.0 m.kg, 7.2 ftlb)
K55005-O
FILLING WITH HYDRAULIC FLUID AND AIRBLEEDING 1) Pour in the fluid until it overflows from the oil-level plug-hole, and install the reservoir plug
Yamaha power trimtilt fluid
2) Turn the manual-valve fully towards manualtiltDepress the tilt-rod fully, and then pull it up fully, and repeat these operations two or three timesThen turn the manual-valve fully towards power-tilt