
4
TransTig4000 / 5000............................................................................................................................. 43
Installation and commissioning 45
Minimum equipment needed for welding task............................................................................................ 47
General ................................................................................................................................................. 47
TIG AC welding..................................................................................................................................... 47
TIG DC welding..................................................................................................................................... 47
MMA welding ........................................................................................................................................ 47
Before installation and commissioning....................................................................................................... 48
Safety.................................................................................................................................................... 48
Utilisation for intended purpose ............................................................................................................ 48
Setup regulations .................................................................................................................................. 48
Mains connection .................................................................................................................................. 48
Generator-powered operation (MW 1700 / 2200, TT2200)................................................................... 49
Connecting up the mains cable on US power sources .............................................................................. 50
General ................................................................................................................................................. 50
Stipulated mains cables and strain-relief devices ................................................................................. 50
Safety.................................................................................................................................................... 50
Connecting the mains cable.................................................................................................................. 50
Replacing the strain-relief device.......................................................................................................... 51
Start-up ...................................................................................................................................................... 53
Safety.................................................................................................................................................... 53
Remarks on the cooling unit ................................................................................................................. 53
General ................................................................................................................................................. 53
Connecting the gas cylinder.................................................................................................................. 53
Establishing a ground (earth) connection to the workpiece .................................................................. 54
Connecting the welding torch................................................................................................................ 54
Welding 55
TIG modes ................................................................................................................................................. 57
Safety.................................................................................................................................................... 57
Symbols and their explanations ............................................................................................................ 57
2-step mode .......................................................................................................................................... 58
4-step mode .......................................................................................................................................... 60
Special 4-step mode: variant 4 ............................................................................................................. 62
Cap shaping and cap overloading ............................................................................................................. 63
Cap-shaping.......................................................................................................................................... 63
TIG welding................................................................................................................................................ 64
Safety.................................................................................................................................................... 64
Welding parameters.............................................................................................................................. 64
Preparation ........................................................................................................................................... 65
TIG welding........................................................................................................................................... 65
Igniting the arc ........................................................................................................................................... 67
General ................................................................................................................................................. 67
Igniting the arc using high frequency(HF ignition)................................................................................. 67
Touchdown ignition ............................................................................................................................... 68
End of welding ...................................................................................................................................... 69
Special functions and options .................................................................................................................... 70
Arc break watchdog function................................................................................................................. 70
Ignition time-out function....................................................................................................................... 70
Tacking function.................................................................................................................................... 70
MMA welding ............................................................................................................................................. 72
Safety.................................................................................................................................................... 72
Preparation ........................................................................................................................................... 72
MMA welding ........................................................................................................................................ 72
Hotstart function.................................................................................................................................... 73
Anti-stick function.................................................................................................................................. 74
Setup settings 75
The Setup menu ........................................................................................................................................ 77
General ................................................................................................................................................. 77