The invention relates to a method for replacing or reinserting a component (3) of a welding torch (2) cooled directly by means of a fluid coolant (K), wherein the coolant (K) is replaced by a component before replacement or removal of the component (3) coolant path (5) extending through the component (3) is removed by introducing a gas flow (G) into the coolant path (5) and the component (3) is removed from the coolant path (5) after removal of the coolant (K). in particular identical) replacement component is replaced or reused. Furthermore, the invention relates to a welding device (1).
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