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    Brand New Pentair 460736 400K BTU Heater - no signs of life

    Hi gang - looking for some help here. I wired a brand new heater and the control board doesn't light up, nothing - no signs of life at all. I double checked my connections and everything is as it should be - not sure why it is not coming on... there are 4 wires (red, black, white, green) very...