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Furnace control board question
I have a bryant 373lav... last winter I replaced the control board and the furnace worked well all winter and summer came around and when I went to turn the AC on the heat came on... so I called the tech back out and he said some wires were crossed problem solved with the AC... now furnace doesn't respond... if I go down and turn the power off it will come on for a full cycle and that's it
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