1998 Johnson Evinrude EC 50 thru 70 HP 3-Cylinder Service Repair Manual P/N 520208, Page 71Get this manual
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IlI!AIHIAN () (;0 , This chart determines the condition of the fuel pump portion and air motor portion of the VRO pump
Air motor is cracked leaking, vacuumO-ring is leakingREPAIR LEAK, RE