1. Metal CNC laser and plasma cutting machine tool must be strictly grounded. Lightning weather is strictly prohibited. Do not plug the cooling pipe. Laser power operation of metal CNC laser cutter and engraver is strictly prohibited.

2. Each boot must check the submersible pump whether the water, if not out of water, no work.

3. To ensure the moderate temperature of circulating water, water quality, dry and quiet, no debris (recommended to use pure water). Regular replacement of circulating water (7 days).

4. Wipe the reflector and the focusing mirror with a special camera lens paper or a medical cotton stick dipped in alcohol and ether mixture. (ether / alcohol mixing ratio 1:1)

5. Be sure to open the fan when carving, so as not to pollute the lens and focus mirror.

6. In the process of machine work, the operator is allowed to leave without permission, in order to avoid unnecessary losses.

7. Prohibit the grounding machine boot work, all parts of the machine grounding must be fully reliable, in order to prevent electrostatic wounding.

8. Non professionals are forbidden to disassemble the machine without permission to avoid accidents.

9. CNC laser and plasma cutting machine is strictly prohibited to place flammable and explosive goods, machine work, we must cover the top of the machine cover, in order to prevent laser bias fire or wounding.

The above 9 points are the matters needing attention in using metal CNC laser and plasma cutting machine.