1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 83Get this manual
Recirculation System Servicing Function Test
rv tion fitting aand insyringe filled with isopropyl the recircula1Connect I.Dclear vinyl hose between alcoholThe
fitting does not have to be removed from the crankcase for this test2Press lightly on the syringe plunger No fluid should move through the fitting3Draw out on the syringe plunger Air should be drawn through the fitting into the clear hosef21 4Connect Vs inI.Dclear vinyl hose between the cylinder block or bypass cover hose fitting and syringe filled with isopropyl alcohol5Press lightly on the syringe Fluid should move freely through the fitting If fluid does not move through the fitting, clean it with OMC Cleaning Tool, PIN 326623Installation