1997 Johnson Evinrude "EU" Accessories Service Manual, P/N 507270, Page 150Get this manual
11Oil and install the manual release valve Thread the valve all the way into the manifoldTighten the valve to torque of 45-55 inIbs(5-6 Nm)Using OMC Retaining Ring Pliers, PIN 303857, install the retaining ring with the sharp edge of the ring facing out12Oil the trim-up relief valve seat and O-ring, then installPlace the core and spring in the seat13Place the steel ball in the manifoldOil new filter valve seat and O-ring, then install in position shown
14Insert the filter up through the manifold plate Using the three screws, flat washers, and lock washers, secure the manifold plate to the manifoldTighten the three screws evenly so that the plate does not become cockedTighten the screws to torque of 25-30 inIbs(2,8-3,4 Nm)15Clean the oil reservoirInstall new O-ring on the reservoir