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  1. U

    Mastertemp 400 not turning on

    I'm back in business, thank you! Not sure how that setting changed, but it works again from the wireless.
  2. U

    Mastertemp 400 not turning on

    My Mastertemp 400 will not turn on. I followed the troubleshooting path in the manual to get the heater on by jumpering the fireman switch. So assuming the problem is not with the heater. I've checked wire continuity back to J19 on the EasyTouch mother board and the wires are good. There is...