1.Before the infrared automatic bridge cutting machine starting, check whether there is the breakage on the pipeline of the infrared automatic bridge cutting machine , can't start if it has the appearance of breakage.

2.After the infrared automatic cutting machine starting, check whether there are obstacles on the working face and the guide rail. If there are obstacles, it is necessary to remove them.

3.Operators are not allowed to leave their jobs at will, and non-operators are not allowed to start machines at will.

4. In case of emergency in operation, press the red emergency stop switch immediately to avoid accidents.

5.The maintenance of infrared automatic bridge cutting machine requires the command and coordination of the supervisor.

6.The defective appearance of stone cutting chine should be recorded.