1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Repair Manual, P/N 507263, Page 86Get this manual

1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Repair Manual, P/N 507263, Page 86

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Disassembly
and gasket
6 Remove the high-speed orifice 7 If necessary, removed the air vent

8 Refer to Carburetor Cleaning and Inspection