1, should often clean sell silicon rectifier and other components, to extend its service life.
2, electric welding machine of the saturable reactor don't vibration should not be hit more, otherwise will affect the welding performance.
3, electric welding machine before installation, should check whether silicon rectifier element connection with heat sinks and firm, if there are any loose, must tighten, in case of poor contact and burned silicon rectifier components.
Welding machine working environment must be in conformity with the requirements of the manufacturers instructions.
4, tuen welder in handling, to avoid vibration and impact, as much as possible so as not to affect its performance.
5, before use must first open the fan motor, observe the meter pointer position is correct, carefully check whether there is abnormal sound.