4-Step Mode; Spot Welding; Interval 2-Step/4-Step Mode - Fronius VarioSynergic 3400 Instructions De Service

4-step mode

"4-step mode" is suitable for longer weld seams.
Fig.12 4-step mode

Spot welding

The "Spot welding" mode is suitable for welding joins on overlapped sheets.
Procedure for welding a spot:
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Fig.13 Spot welding
Important! The welding operation can be aborted by pressing the torch trigger a second
time.
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Hold the welding torch in the vertical
Press and release the torch trigger
Keep the torch in the same position
Wait until the end of the gas post-flow time
Lift the torch off the workpiece
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