1998 Johnson Evinrude "EC" 25, 35 HP 3-Cylinder Outboards Service Repair Manual P/N 520205, Page 71Get this manual
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Carburetor Mixture Adjustment
5 Reduce gi speed and tu the idle speed allow the gi to run at miimum of 650 RPM
djustmt to FORWARD
6 Ru the gi gear full throttle for minuteQuic