1.The welding torch must be matched with the designated wire feeder and welding power source.

2.Pay attention to rated load duration of welding torch.

3.Do not squeeze, smash or pull the torch. The welding torch should be placed in a safe position after welding.

4.Welding connections must be fastened and carefully checked before welding.

5.The specification and length of wire liners should meet the requirements and liners should be cleaned regularly.

6.The specification of the contact tip must be consistent with that of the welding wire.

7.Keep nozzles clean and insulating.

8.The Spatters of nozzles, contact tips should be cleaned in time.