1996 Johnson Evinrude "ED" 40 thru 55 2-Cylinder Service Manual, P/N 507124, Page 326Get this manual
Gl', Be sure the manual release valve is screwed in all the wayRemove the retaining ring 2Remove the manual release valve assembly3Inspect the manual release valveDiscard the O-rings on the housingf414Remove the up check valve housing using drag link socketRemove the components of the up check valve from the manifoldr-] 5Inspect the components of the up check valvehousingspringseatand poppet Discard the O-rings from the housing and seat33710