1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 321Get this manual
e 49 131 Remove the high pressure port O-ring 50 32Remove the trim-down relief valve and spring
rs1l33Clean and inspect the components of the trim-down pump relief valveReplace the rubber sealif necessaryThe seal can be easily removed from the valve with your fingernailPress new seal in place with the ridge facing out5234Remove the spring from the expansion relief valve1
35Remove .the expansion relief valve core
5436Remove the expansion relief valve seat