1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 307Get this manual
Disassembly
Thoroughly, clean the unit before disassembling itScrub all outside surfaces with stiff brush and hot, soapy water to prevent surface dirt from contaminating internal parts
ill sive heat can cause high pressure leaks or failure of parts
Do not apply heat to the cylinder body or cylindersExces-
Always use "Iintfree" shop cloth when handling power trim and tilt componentsIf painting the unit is required, paint it after it is completely assembledPainting of individual components may cause flakes of paint to enter the hydraulic passages during assemblyTape the trim and tilt piston rods before paintingrl 1Screw the manual release valve inRemove the retaining ring using retaining ring pliersRemove the manual release valve