1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 59Get this manual

1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 59

5If your reading exceeds inHg, you must test each boat fuel system component for excessive restriction before continuingRefer
leaksRemember, an air leak into fuel supply system might not create visible fuel leak8If your reading is less than inHg and
no bubbles are visible, move the clear hose to the output side of the in-line fuel filter Start engine and run it at full
throttle If bubbles appear, test in-line fuel filter If no bubbles appear, go to Step 99If no bubbles appeared in Step 8,
remove the clear hose and install 0-15 PSI (0-103 kPa) fuel pressure gauge between pump and carburetors10Start engine and
run it at 800 RPM, in gearAfter fuel pressure stabilizes, the pressure gauge must not indicate less than PSI (21 kPa) when
held level with VRO hose fitting If pressure is less than PSI (21 kPa), test pulse limiter and crankcase fittingRefer to