Kemppi FitWeld 300 Operating Manual

Also see for FitWeld 300: Service manual

Contents

Kemppi FitWeld 300 Operating Manual Manual pdf 15 page image

EN2.7 TroubleshootingProblem CauseThe machine stops working and theshielding gas indicator is lit.The maximum flow rate at the gas cylinder is set to a lower value than the flow rateyou are trying to set with the FitWeld 300 flow adjustment screw.• At the gas cylinder’s flow regulator, set the flow rate much higher than what youare using in welding. The final adjustment of the gas flow rate is accomplishedwith the adjustment screw located inside the FitWeld’s wire cabin.Poor welding result Several factors affect the welding quality.• Check that the earth return clamp is properly attached, the point of contact is cleanand that the cable and its connectors are intact.• Check the voltage and wire speed settings on the control panel are correct for thegiven wire size and type.• Check that the shielding gas flow rate at the gun nozzle is correct.• Check that the shielding gas is suitable for the filler wire used.• Check that the wire feed is constant, and adjust if necessary.• Check that the mains voltage is not irregular, too low or too high.Overheating indicator lit The device has overheated.• Ensure that cooling air has unrestricted flow.• The machine’s duty cycle has been exceeded. Wait for indicator to turn off.• Too low or high supply voltage.The wire does not move or wire feedentanglesFeed rolls, wire liner or contact tips may be defective• Check that feed rolls are not too tight or too loose.• Check that the feed roll groove is not too worn or incorrect size for the filler wireused.• Check that the wire liner is the correct size and is not blocked or worn out. Replaceif necessary.• Check that the contact tip is suitable for the wire used and and is not worn out orblocked.Main switch indicator does not switchonThe machine has no mains voltage• Check the mains fuses• Check the mains cable and the wall plugIf the machine’s malfunction can not be corrected with these measures, contact the KEMPPImaintenance service.13© Kemppi Oy / 1202

/ 18

Related manuals for Kemppi FitWeld 300