1.Put the workpiece in the fixture of soldering machine, attach the parts to the surface of the workpiece, and use a small amount of soldering paste to the part that needs welding.
2. Open the soldering machine to heat to the specified temperature, put the soldering wire in the heating place, and the melted soldering wire will be automatically melted and filled between the workpiece and the parts.
3.Stop heating and remove the workpiece from the fixture, put in to the cleaning water, check the welding area for a moment, if without defects on it then finish.