1981 Johnson/Evinrude 4HP Outboards Service Repair Manual P/N 392069, Page 73Get this manual

1981 Johnson/Evinrude 4HP Outboards Service Repair Manual P/N 392069, Page 73

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Pump pressure up to 3-6 pounds (21-42 kPa) If pressure gauge indicates leakage, submerge gearcase in water to determine source of leakage as evidenced bubbIesIf gearcase pressure gauge does not indica