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Trying to replace this old 2 wire thermostat for a newer digital one. Problem is older unit does not have leads labeled or which cable is which. Any help on how to
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I currently have 2 wires coming from furnace. Ecobee says: Based on your wiring selection of Rh and W or W1 your home is compatible with ecobee, but you will need to
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sensors - Detect 2 wire thermostat output - Arduino Stack Exchange
