Maybe the unit is bad then. Hope that new one does the trick. I've had mine hooked to the power pole ever since my install. I think its cool seeing the read out and gives me piece of mind. Good luck let me know how it goes.
2014 Palomino Columbus 3650TH
435AH 12V VMax Charge Tanks, 520 watt Monocrystilline Solar Array, Morningstar MPPT TS-60 CC,Morningstar Remote,Cotek True Sine Wave Inverter,Cotek Remote Controller,50amp Progressive Hardwire Surge Protector
2015 Dodge 3500 6.7L 4X4
2011 CanAm Commander XT 1000