1997 Johnson Evinrude "EU" Accessories Service Manual, P/N 507270, Page 113Get this manual
5Install the four motor screwsTighten the screws to 35-52 inIbs(4-6 Nm)6Fill the reservoir to the bottom of the fill hole with OMC Power TrimlTiltSteering FluidInstall and tighten the reservoir capTurn the manual release valve in until it seatsCycle the unit up and down several times to purge air7Operate the unit to the full UP position, then jog DOWN to release pressureCheck the fluid level again, and add fluid if necessaryRemember that all rods must be completely up to check the fluid levelTest your work by performing the Pressure