1997 Johnsoon Evinrude "EU" 50 thru 70 3-Cylinder Service Manual, P/N 507266, Page 80Get this manual
Fuel Pump Testing65RS Before replacing suspect fuel pump, remove and clean the fuel filter and install new filter elementAlso remove the fuel line from the fuel tank and blow through all passages and lines with low-pressure, compressed air to be sure they are openThis may be the cause of inadequate fuel delivery and, if so, would eliminate unnecessary replacement of the fuel pumpIf this procedure does not correct the trouble, fuel pump is probably malfunctioning and should be replaced
INote To prevent excessive fuel spillage, disconnect line connector at motor before disassembly
1 After servicing, check for leaks by connecting fuel
line to motor and squeezing primer bulb until definite resistance is felt in bulb
m To install lose small a-ring from around center remove new filter element, loosen screw and post or cover Do not