Maintenance Guide


When Switch on the Machine, Nothing is Displayed on the Screen

● Power supply is not connected.

Check if the power cord is connected to power socket, air switch and emergency switch is turned on or not, power lines are well connected.

● Low-voltage switch power is at fault.

Check low-voltage switch power input and output sockets, if input and output power are normal.

● Control panel is at fault.

Contact our technical department.