How to Adjust the Mixture Ratio of a Vacuum Diaphragm Carburetor?
1 Answers
Generally, it is achieved by adjusting the air ratio, that is, turning the mixture screw clockwise for a richer mixture and counterclockwise for a leaner mixture. There is also a method achieved by adjusting the gasoline ratio, where turning the mixture screw clockwise results in a leaner mixture and counterclockwise for a richer mixture.