- Press and hold Mode switch button and Acceleration button on the remote control over 3 seconds.
- Front panel shows “CALI” and the speed is 4 km/h.
- If belt deviates to the left: Turn the left adjusting screw for a half-circle clockwise.
- If belt deviates to the right: Turn the right adjusting screw for a half-circle clockwise.
- If belt is slipping: Turn both left and right adjusting screw for a half-circle clockwise at same time.
- Keep the machine running for 1-2 minutes and check whether if needs to readjust.