Suzuki DF200/DF225/DF250 V6 4-Stroke Outboards Service Manual, Page 322Get this manual
POWER TRIM AND TILT
AIR BLEEDING (Air bleeding on unit as alone) Before installing the PTT unit on the outboard motor, use the following procedure to bleed air from the system1Support the PTT unit in an upright position in vise2Fill the reservoir with PTT oil to the specified level, then install oil filler plug3Tighten the manual release valve to the specified torque4Connect the PTT cable extension to the PTT motor cable connector$ 09945-79310: PTT cable extension