EWM Picomig 305 puls TKM, Operating Instructions Manual

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Contents
Notes on using these operating instructions
099-005639-EW501
04.06.2020
3
1 Contents
1 Contents .................................................................................................................................................. 3
2 For your safety ....................................................................................................................................... 7
2.1 Notes on using these operating instructions .................................................................................. 7
2.2 Explanation of icons ....................................................................................................................... 7
2.3 Part of the complete documentation .............................................................................................. 8
2.4 Safety instructions .......................................................................................................................... 9
2.5 Transport and installation ............................................................................................................ 12
3 Intended use ......................................................................................................................................... 14
3.1 Applications .................................................................................................................................. 14
3.2 Documents which also apply ....................................................................................................... 14
3.2.1 Warranty ....................................................................................................................... 14
3.2.2 Declaration of Conformity ............................................................................................. 14
3.2.3 Welding in environments with increased electrical hazards ......................................... 14
3.2.4 Service documents (spare parts and circuit diagrams) ................................................ 14
3.2.5 Calibration/Validation ................................................................................................... 14
4 Machine description – quick overview .............................................................................................. 15
4.1 Front view / rear view ................................................................................................................... 15
4.2 Inside view ................................................................................................................................... 17
4.3 Machine control – Operating elements ........................................................................................ 18
4.3.1 Welding data display .................................................................................................... 20
4.3.2 Polarity setting .............................................................................................................. 20
5 Design and function ............................................................................................................................. 21
5.1 Transport and installation ............................................................................................................ 21
5.1.1 Ambient conditions ....................................................................................................... 21
5.1.1.1 In operation ................................................................................................... 21
5.1.1.2 Transport and storage ................................................................................... 21
5.1.2 Machine cooling ............................................................................................................ 22
5.1.3 Workpiece lead, general ............................................................................................... 22
5.1.4 Welding torch cooling system ....................................................................................... 22
5.1.4.1 Cooling unit connection ................................................................................. 22
5.1.5 Notes on the installation of welding current leads ........................................................ 23
5.1.6 Stray welding currents .................................................................................................. 24
5.1.7 Mains connection .......................................................................................................... 24
5.1.7.1 Mains configuration ....................................................................................... 25
5.1.8 Welding torch holder .................................................................................................... 26
5.1.9 Shielding gas supply (shielding gas cylinder for welding machine) ............................. 26
5.1.9.1 Pressure regulator connection ...................................................................... 27
5.1.9.2 Shielding gas hose connection ..................................................................... 27
5.1.9.3 Shielding gas volume settings ...................................................................... 28
5.1.9.4 Gas test ......................................................................................................... 28
5.1.9.5 Purge hose package ..................................................................................... 28
5.2 MIG/MAG welding ........................................................................................................................ 29
5.2.1 Welding torch and workpiece line connection .............................................................. 29
5.2.1.1 MIG/MAG function torch ............................................................................... 30
5.2.1.2 MIG/MAG Push/Pull welding torch ................................................................ 30
5.2.2 Wire feed ...................................................................................................................... 30
5.2.2.1 Inserting the wire spool ................................................................................. 31
5.2.2.2 Changing the wire feed rollers ...................................................................... 32
5.2.2.3 Inching the wire electrode ............................................................................. 33
5.2.2.4 Spool brake setting ....................................................................................... 35
5.2.3 Definition of MIG/MAG welding tasks ........................................................................... 35
5.2.4 Welding task selection .................................................................................................. 36
5.2.5 Welding power (operating point) .................................................................................. 36
5.2.5.1 Selecting the welding parameter display mode ............................................ 36
5.2.5.2 Operating point setting using material thickness .......................................... 37
5.2.5.3 Arc length ...................................................................................................... 37
5.2.6 forceArc / forceArc puls ................................................................................................ 37
5.2.7 rootArc/rootArc puls ...................................................................................................... 38