Suzuki 2003-2007 DF60 DF70 Outboard Motors Service Manual, Page 222Get this manual
POWER TRIM AND TILT
3Remove the PTT motor(See the page 8-10 Note the position of the drive joint and the O-ring 2, before removing them4Remove the fill plug and drain the PTT oil into suitable container
5Remove the manual release valve snap ring 1, then remove the manual release valve 2