2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 222Get this manual
Power tilt gear pump (power tilt model)
S6AG7072
6Install the gasket and power tilt motor assembly to the tilt cylinder, and then tighten the power tilt motor base bolts to the specified torquePower tilt motor base bolt M: Nm (0.5 kgfm, 3.7 ftlb)