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View Full Version : I have 2 black and 2 white wires

tee32
Nov 6, 2010, 02:47 AM
Where do I put the wires. I have a R,RC,O,G,W,Y,B on my thermostat and I have ac and heat
Joshdta
Nov 6, 2010, 06:28 AM
Where were they on the old stat?