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8 Components of the Stud Welding Unit
To the right of the displays (1) and (2) are light-emitting diodes (LED) with the fol-
lowing meanings:
Yellow Lights up when the welding gun button is triggered
Yellow Lights up when electrical contact exists between the welding
element and the workpiece
Red The stud welding unit is locked
– After welding as long as there is electrical contact with the
workpiece
Green The stud welding unit is ready for welding.
Red The stud welding unit is locked
– if the stud welding unit is overheated.
(8888 appears on the display and LED lights up).
After a short cooling period, the work can be continued.
Red The stud welding unit is locked
– if the stud welding unit is overheated.
– if there is a malfunction of the power element.
Lights, automatic mode is switched on (not available)
Green Lights, shielding gas is switched on