How to adjust the belt speed of one73 1 card holder?

1. After the throttle is completely relaxed, leave a certain free clearance, install the air filter, start the engine and let it warm up first.

2. Start the adjustment first. First, screw the air conditioning screw to the end, and then turn it. Second, adjust the throttle screw to ensure that the engine can run at a certain speed after the throttle knob is completely loosened.

3. First, reduce the idle speed as much as possible to reduce the engine speed as much as possible.

4. Try to increase the idle speed again, and at the same time adjust the air conditioning screw to make the engine speed as high as possible. Finally, adjust to the appropriate idle speed.