1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 319Get this manual
Component Description
to the reservoir when the engine is run at speeds over 1500 RPM (approximately) in the partial-tilt positionThis allows the engine to return to the maximum trim-out position
l!J pressure in the system during trim-outltilt-upIt also bleeds oil
r::;] Trim-up Relief ValveThis valve controls maximum oil
f31 Manual Release ValveThis device allows manual tilting
movement of the engineWhen this screw is loosened, the engine will not move in the trim ranger:;] Tilt CylinderThis hydraulic cylinder moves the engine through the tilt range onlyIt also absorbs the shock of hitting an underwater object
E.I from the oil pump to the underside of the tilt position while
trimming out and tilting up
f51 Tilt Check ValveThis valve provides one-way oil passage f31 Filter ValveThis valve supplies oil to the top side of the tilt
cylinder as it retracts when coming off shallow water drive modeThe valve also filters the oilCheck Valve
f51 Trim
E.I separation valve, isolates the trim cylinders from the rest of