component until the solder melting
After pressing the control button, solder Jibei breathing pump, the Desoldering pump with two different nozzle diameter, the thickness can be selected according to component lead.
For welding, soldering iron and use the same operation.
Direction of the arrow will force the upper pump under pressure, and then into the pump and the handle is pulled, pump can be separated by the counter-clockwise rotating nozzle, suction head can be removed.