Kemppi FLEXLiTE TX Series Operating Manual

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Contents

Kemppi FLEXLiTE TX Series Operating Manual Manual pdf 17 page image

Flexlite TXOperating manual - EN• Checkup of all electric connections• Checkup of the power source mains cable and plug• Repair of defective parts and replacement of defective components• Maintenance test• Test and calibration of operation and performance values when needed.Find your closest service workshop at Kemppi website.5.1 TroubleshootingThe problems and the possible causes listed are not definitive, but suggest some typical situations that may turn upduring normal use of the welding system. For further information and assistance, contact your nearest Kemppi serviceworkshop.General:The welding system does not power up• Check that the mains cable is plugged in properly.• Check that the mains switch of the power source is at the ON position.• Check that the mains power distribution is on.• Check the mains fuse and/or the circuit breaker.• Check that the earth return cable is connected.The welding system stops working• The torch may have overheated. Wait for it to cool down.• Check that none of the cables is loose.• The power source may have overheated. Wait for it to cool down and see that the cooling fans work properlyand the air flow is unobstructed.Welding torch:The torch overheats• Make sure the torch body is properly connected.• Make sure that the welding parameters are within the range of the welding torch. If different torch com-ponents have separate limits for the maximum current; the lower one of these is the maximum current that canbe used.• Make sure the coolant circulation is working normally (see the coolant circulation warning LED on the powersource).• Measure the coolant circulation speed: detach the coolant output hose from the cooler unit when the powersource is on, and let the coolant run into a measurement cup. The circulation must be at least 0.5 l/min.• Make sure you are using original Kemppi consumable and spare parts. Incorrect spare part materials may alsocause overheating.• Make sure the connectors are clean, undamaged and properly fastened.Weld quality:Dirty and/or poor weld quality• Check that the shielding gas has not run out.• Check that the shielding gas flow is unobstructed.• Check that the gas type is correct for the application.• Check the polarity of the torch/electrode.• Check that the welding procedure is correct for the application.Varying welding performance© Kemppi 17/24 1920910 / 1921