“I have a Carrier Heat Pump Model FX4DNF037 6 wires to existing thermostat : W, O, G, R, B/C, Y Will this unit work with my unit and will I need special instructions to wire it up?”
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i dont have a carrier but it worked with my Lenox heat pump with electric backup heat. used W, O, G, R, B/C, Y with no problem
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