Minarc T 223 ACDCOperating manual - EN4.5 Error codesIn error situations, the control panel displays 'Err' and the number of the error. This section lists the errors, possiblecauses and proposed actions to fix the issue.ErrorCode Possible cause Proposed action1 Power source calibration has been lost. Restart the power source. If problem persists, contact Kemppiservice.3 Voltage in mains network is too high. Restart the power source. If problem persists, contact Kemppiservice.4 Too long welding session with high power. Do not shut down, let the fans cool the machine. If fans arenot running, contact Kemppi service5 Power source contains an inoperative 24V powersupply unit.Restart the power source. If problem persists, contact Kemppiservice.12 Plus and minus cables are connected together. Check the connections of welding cable and earth returncable.14 Too long welding session with high power orhigh ambient temperature.Do not shut down, let the fans cool the machine. If fans arenot running, contact Kemppi service.20 Cooling capacity is reduced in the power source. Clean the filters and clear any dirt from the cooling channel.Check that the cooling fans are running. If not, contactKemppi service.24 Too long welding session with high power orhigh ambient temperature.Do not turn off the cooler. Let the liquid circulate until thefans cool it down. If fans are not running, contact Kemppi ser-vice.26 No cooling liquid or circulation is blocked. Check the liquid level in the cooler. Check hoses and con-nectors for blockage.27 Cooling is turned on in the settings menu, butcooler is not connected to power source orcabling is faulty.Check the cooler connections. Ensure that the cooling isturned off in the settings menu, if the cooler is not in use.40 Open circuit voltage exceeds the VRD limit. Restart the power source. If problem persists, contact Kemppiservice.80 Water cooled torch is connected but the cooler isturned off.Turn the cooler on in the settings menu or change the torchto an air cooled model.81 Welding program data has been lost. Restart the power source. If problem persists, contact Kemppiservice.© Kemppi 50 1922350 / 2413