How does Yamaha Xu Ying adjust the idle speed?

1, when adjusting the mixture adjusting screw, try to increase the engine speed.

2. When the throttle knob is completely loosened, there should be a certain free clearance, an air filter should be installed, and other components should be confirmed to have good performance and the oil products meet the standards.

3. Adjust the throttle screw to ensure that the engine can run at a certain speed without stalling when the throttle knob is completely loosened.