2004 SR Johnson 2-stroke 40, 50HP Service Manual, Page 272Get this manual
TRIM AND TILT HYDRAULIC SERVICING
Assembly
IMPORTANT: Use only Power TrimlTiIt and Power Steering Fluid or GM Dexronautomatic
transmission fluid to fill the hydraulic systemInstall drive coupler in pump assemblyInstall new motor a-ring
Oil a-rings and install them on the manual release valveOil and install the manual release valveTighten the valve to torque of 45 to 55 inIbs(5 to Nm)