Suzuki 50-85HP outboard motors Service Manual, Page 10Get this manual
Suzuki DT50, DT60DT65 (Prior to 1985) POWER TILT AND TRIM
Some models are equipped with hydraulically actuated power tilt and trim systemAn oil pump driven by reversible electric motor provides oil pressureA rocker control switch determines motor and pump rotation thereby retracting or extending tilt and trim cylindersThe pump is equipped with an automatic and manual release valve (V -FigSZI4-27) that when set in the manual position (vertical) enables movement of trim and tilt cylinders if the electric motor malfunctionsRecommended oil is SAE 20W or SAE 30W motor oil or Dexron automatic transmission fluidDo not run pump without oil in reservoirFill plug (F) is located in side of pump reservoirOil level should reach fill plug hole threads