Adjusting the brake ..................................................................................................................................... 25
General remarks .................................................................................................................................... 25
Adjusting the brake ................................................................................................................................ 25
Design of the brake ................................................................................................................................ 26
Operating modes ......................................................................................................................................... 27
General remarks .................................................................................................................................... 27
Symbols and abbreviations .................................................................................................................... 27
2-step mode ........................................................................................................................................... 27
4-step mode ........................................................................................................................................... 28
Spot welding ........................................................................................................................................... 28
Interval 2-step/4-step mode ................................................................................................................... 29
Feeder inching ....................................................................................................................................... 30
Gas test .................................................................................................................................................. 30
MIG/MAG welding ....................................................................................................................................... 31
MIG/MAG welding .................................................................................................................................. 31
Manual welding ...................................................................................................................................... 32
Spot welding ................................................................................................................................................ 33
General remarks .................................................................................................................................... 33
Spot welding ........................................................................................................................................... 33
Troubleshooting ........................................................................................................................................... 34
General remarks .................................................................................................................................... 34
Displayed service codes ........................................................................................................................ 34
General remarks .................................................................................................................................... 38
Every start-up ......................................................................................................................................... 38
Every week ............................................................................................................................................. 39
Every 2 months ...................................................................................................................................... 39
Every 6 months ...................................................................................................................................... 39
Every 12 months .................................................................................................................................... 39
Disposal ................................................................................................................................................. 39
Technical data ............................................................................................................................................. 40
General remarks .................................................................................................................................... 40
VR 3000/3300 wirefeeder ...................................................................................................................... 41
FK 3000 R cooling unit ........................................................................................................................... 41
Spare parts list
Fronius Worldwide
2