Before replacing the Y-axis belt, make sure to turn off the printer and disconnect the power supply to ensure safe operation.
①Turn the red knob of the Y-axis belt tensioner counterclockwise to remove it;
②Move the hot bed to the front, and use a wrench or other tool to move the copper buckle of the belt fixed on the hot bed to the left and remove it;
③Use the S2.0 Allen Key to unscrew the left and right screws that fix the tensioner;
④Take out the tensioner, and finally take the belt out of the tensioner pulley.