1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 82Get this manual

1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 82

Recirculation System Servicing

Functional Test 1Connect in1.0clear vinyl hose between the recirculation check valve and syringe filled with isopropyl alcoholThe fitting does not have to be removed from the crankcase for this test
2Press lightly on the syringe plunger No fluid should move through the fitting
3Draw out on the syringe plunger Air should be drawn through the fitting into the clear hose
f21 Connect in1.0clear vinyl hose between the cylinder t=J block or bypass cover hose fitting and syringe filled with

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