1991 Johnson/Evinrude Models "EI" 40 thru 55 Service Manual, Page 69Get this manual
Connector Housing If a-ring in fuel connector becomes damaged, air may enter the fuel line, resulting in motor surging andor stalling 1 01 Installation of the a-ring in the fuel hose connector requires
the use of two instruments, one to hold the plunger down and one to remove the a-ringBoth instruments are illustrated and can be made easily of 16 gauge V16 in(1,59 mm) diameter steel wireA piece of discarded remote control wire may be usedForm small hook on the bottom end of the longer tool of about V16 in(1,59 mm) radiusAfter cutting the wires to length, be sure the ends are rounded off to prevent scratching or damaging the a-ring seat on the plungerTo remove the a-ring follows:
from the connector, proceed as
1Grip the connector gently in vise between two wooden blocks
2Push the plunger down with the straight instrument 3Insert the hooked instrument between the -ring and its seat with the hook in flat or horizontal position