1995 Johnson/Evinrude Outboards 50 thru 70 3-cylinder Service Manual, Page 65Get this manual

1995 Johnson/Evinrude Outboards 50 thru 70 3-cylinder Service Manual, Page 65

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 inline fuel filter Start engine and run at full throttle
If bubbles appear, test inline fuel filter If no bubbles appear, go to Step 99If no bubbles appear 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 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 Component Servicing,