1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 111Get this manual

1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 111

I,;l 3Press lightly on the syringe plunger: Fluid should move freely through fitting If fluid does not move freely through
Air should be drawn through the fitting into the clear hose If air cannot be drawn through the fitting, replace the fittingFunction
Test at Internal Check ValveV6 Before proceeding with these tests, be sure the engine operating temperature is correct and
that all preceding external checks have been made1Remove intake manifold from crankcasef61 2Using small wire, gently push
the check valve assembly out of the crankcaserJl 3Insert the check valve assembly in piece of clear vinyl hoseBe sure not
to cover holes in center of check valveGently blow into the hose: Air should only pass through the check valve If air does
not flow in this direction, replace check valve Important r:;J 4Gently draw air out of the hose: Air should not pass through