
Contents
Notes on using these operating instructions
099-005674-EW501
28.06.2022
1 Contents
1Contents .......................................................................................................................................... 3
2For your safety ............................................................................................................................... 6
2.1 Notes on using these operating instructions .......................................................................... 6
2.2 Explanation of icons ............................................................................................................... 7
2.3 Safety instructions .................................................................................................................. 8
2.4 Transport and installation .................................................................................................... 11
3Intended use ................................................................................................................................. 13
3.1 Applications .......................................................................................................................... 13
3.2 Documents which also apply ............................................................................................... 13
3.2.1 Warranty ............................................................................................................... 13
3.2.2 Declaration of Conformity ..................................................................................... 13
3.2.3 Welding in environments with increased electrical hazards ................................. 13
3.2.4 Service documents (spare parts and circuit diagrams) ........................................ 13
3.2.5 Calibration/Validation ........................................................................................... 13
3.2.6 Part of the complete documentation ..................................................................... 14
4Machine description – quick overview ...................................................................................... 15
4.1 Machine configuration .......................................................................................................... 15
4.2 Front view / side view from the right .................................................................................... 16
4.3 Rear view / side view from left ............................................................................................. 18
5Design and function ..................................................................................................................... 20
5.1 Transport and installation .................................................................................................... 20
5.1.1 Lifting by crane ..................................................................................................... 20
5.1.2 Craning principle ................................................................................................... 21
5.1.3 Ambient conditions ............................................................................................... 21
5.1.4 Machine cooling .................................................................................................... 21
5.1.5 Workpiece lead, general ....................................................................................... 22
5.1.6 Welding torch cooling system ............................................................................... 22
5.1.6.1 Functional characteristics ..................................................................... 22
5.1.6.2 Permitted torch coolant ......................................................................... 22
5.1.6.3 Maximal hose package length .............................................................. 23
5.1.6.4 Adding coolant ...................................................................................... 24
5.1.7 Notes on the installation of welding current leads ................................................ 25
5.1.8 Stray welding currents .......................................................................................... 26
5.1.9 Mains connection .................................................................................................. 27
5.1.9.1 Mains configuration ............................................................................... 27
5.1.10 Switching on and system diagnosis ..................................................................... 27
5.1.10.1 LED status bar - display of operating status ......................................... 28
5.1.11 Protective flap, welding machine control .............................................................. 28
5.2 TIG welding .......................................................................................................................... 29
5.2.1 Welding torch and workpiece line connection ...................................................... 29
5.2.1.1 Control lead connection ........................................................................ 30
5.2.2 Shielding gas supply (shielding gas cylinder for welding machine) ..................... 30
5.2.2.1 Pressure regulator connection .............................................................. 31
5.2.2.2 Shielding gas hose connection ............................................................. 31
5.2.2.3 Gas test – setting the shielding gas volume ......................................... 31
5.2.3 Welding task selection .......................................................................................... 31
5.3 MMA welding ....................................................................................................................... 32
5.3.1 Connecting the electrode holder and workpiece lead .......................................... 32
5.4 Remote control ..................................................................................................................... 32
5.5 Interfaces for automation ..................................................................................................... 33
5.5.1 Automation interface ............................................................................................ 33
5.5.2 Remote control connection socket, 19-pole ......................................................... 34
5.6 PC interface ......................................................................................................................... 34
5.6.1 Connection ........................................................................................................... 35
5.7 Network connection ............................................................................................................. 35
6Maintenance, care and disposal ................................................................................................. 36
6.1 General ................................................................................................................................ 36