Kemppi A7 MIG Welder 350 Operating Manual

56A7 MIG Welder©Kemppi Oy 2017 1735OPERATING MANUAL10 ILLEGAL PROCESSThe power source does not support the requested process. The welding process isunknown or from a different product range.Error Replace the weld curve on the memory channel to one with a weldingprocess supported by the power source.11 CUT-OFF CARD CONTROL ERRORAn error has occurred in the cur-off card control. The cut-off card connector is loose,or the card is defective.Critical error Switch off the power source. Check that the cut-off card connector iscorrectly connected. Restart the power source. If the problem is not resolved,switch off the power source and contact maintenance.12 WELDING CABLE ERRORThe welding circuit is short-circuited.Incorrect cabling, ora defective cable, oran in-line arc-fed MMA/TIG power source, whose (+) pole is connected to the weldpiece, is connected to the MIG/MAG power source outputs at the same time as MIG/MAG is used, orthe arc-fed power source is defective.Serious error Switch off the MIG/MAG power source. Check that the welding cables arecorrectly connected. Disconnect the (+) cable of the arc-fed power source orthe entire arc-fed power source from the welding piece. Restart the MIG/MAGpower source. Contact the maintenance service if the error is not resolved.5.2.2 Cooling unit errorsCode Description Severity Measures27 GENERAL WATER COOLER ERRORThe cooling unit does not function properly, or coolant circulation is prevented, orthe cooling unit is not connected but has been configured ON in the system.Serious error Switch the cooling unit OFF from the system setup when there is no coolingunit in the system. Check coolant circulation. Switch off and restart the powersource. Contact the maintenance service if the error is not resolved.