(1) Strict management and use system should be established when using electric welding machine.

(2) The welding machine should always be kept clean, and the internal dust should be blown out with dry compressed air regularly.

(3) The welding machine should not be used under overload conditions.

(4) When used in the open air, prevent rainwater from entering the interior.

(5) During transportation, it should not be subjected to severe vibration.

(6) When a fault occurs, the power supply should be cut off immediately and repaired in time.