
First, ensure there are no air leaks in the intake manifold and that the valve clearance is within standard specifications, with no air leakage. Start the motorcycle and let it warm up for a few minutes, then screw the mixture adjustment screw all the way in. Next, unscrew it approximately 1.5 turns, start the engine, slightly tighten the idle adjustment screw inward, and adjust the idle speed to above 1500 RPM.


