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  1. #1
    Join Date
    Feb 2013

    Default XMT 304 and RC 12 suitcase voltage has - sign

    The voltage on my wire feeder is reading negative and is not working correctly.
    Polarity is DC electrode +. Checked all wires, no changes made. Controls set correctly.
    Machine threw a HELP 7 code a week ago and then cleared it's self. Was working fine until today.

  2. #2
    Join Date
    Oct 2004
    Edmonton, Alberta


    Busted drain caps don't just clear themselves, All your doing is causing further problems, IGBT's and Caps will destroy themselves, likely you have a baked IGBT right now

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