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wiring - How to figure out how to wire a 2 wire furnace to 3 wire thermostat - Home Improvement Stack Exchange
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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Older home - heat only - 2 wire : r/smarthome
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Need help wiring my 2 wire thermostat for baseboard heater : r/askanelectrician
Carrier Control module 2-wire thermostat to smart thermostat - DoItYourself.com Community Forums
