1995 Johnson/Evinrude Outboards 125-300 90 degree LV Service Manual, Page 469Get this manual

1995 Johnson/Evinrude Outboards 125-300 90 degree LV Service Manual, Page 469

149126Remove the high pressure port Iso1 27Remove the trim-down relief valve and spring f51l28Clean and inspect the components
valveRemove the expansion relief valve coreRemove the expansion relief valve seat Clean and inspect all the components of
the expansion relief valveReplace all O-rings, if necessary Remove the two check valves CD across the front of the manifold