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Is the 'C' wire in my thermostat labeled as 'B'? : r/ecobee
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Thermostat wires break down wt white wire is heat. Y is yellow and is your compressor. G green is you… | Thermostat wiring, Refrigeration and air conditioning, Wire
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Does anyone know if my Trane "B" wire can be used as a "C" wire? Also why is the "W1" wire also lableled "O"? : r/hvacadvice
Is my old thermostat compatible w/ NEST? Wires rea... - Google Nest Community
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I'm getting heat when calling for air conditioning
