6
Guarantee provisions regarding the coolant pump............................................................................... 32
Proper use ............................................................................................................................................ 32
Fitting the cooling unit to the trolley ........................................................................................................... 33
General ................................................................................................................................................. 33
Fitting the cooling unit to the trolley ...................................................................................................... 33
Connecting the cooling unit to the power source ....................................................................................... 34
Safety.................................................................................................................................................... 34
Connecting the cooling unit to the power source.................................................................................. 34
Connect the coolant hoses to the cooling unit ........................................................................................... 36
Safety.................................................................................................................................................... 36
Connecting interconnecting hosepack coolant hoses to the cooling unit.............................................. 36
Connecting welding torch coolant hoses to the cooling unit ................................................................. 36
Filling and starting up the cooling unit........................................................................................................ 37
Filling the cooling unit ........................................................................................................................... 37
Commissioning the cooling unit ............................................................................................................ 38
Fitting the coolant filter option .................................................................................................................... 39
Safety.................................................................................................................................................... 39
Fitting the coolant filter option............................................................................................................... 39
Troubleshooting 41
Troubleshooting ......................................................................................................................................... 43
Safety.................................................................................................................................................... 43
Troubleshooting .................................................................................................................................... 43
Displayed service codes ....................................................................................................................... 45
Twisting the coolant pump shaft ................................................................................................................ 46
Safety.................................................................................................................................................... 46
Twisting the coolant pump shaft ........................................................................................................... 46
Care, maintenance and disposal 47
Care, maintenance and disposal ............................................................................................................... 49
Safety.................................................................................................................................................... 49
General ................................................................................................................................................. 49
Symbols for care and maintenance of the cooling unit ......................................................................... 50
Maintenance intervals, maintenance work............................................................................................ 50
Gas purging the cooler.......................................................................................................................... 51
Changing the coolant............................................................................................................................ 52
Disposal ................................................................................................................................................ 55
Technical data 57
Technical data............................................................................................................................................ 59
General ................................................................................................................................................ 59
FK 5000, FK 5000 MV .......................................................................................................................... 59