1991 Johnson Evinrude 9.9 Thru 30 HP Models Service Manual P/N 507946, Page 94Get this manual

1991 Johnson Evinrude 9.9 Thru 30 HP Models Service Manual P/N 507946, Page 94

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Carburetor Mixture Adjustment, 20 1 Start the engine and run it in FORWARD at one-half throttleAllow the engine to reach normal operating temperature2the idle adjusting knob to full SLOW position

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