“Hi.I have all the 5 wires needed on my thermostat. Blue for c. R for red.white for w. Yellow for y. And. Green for G.very simple . But when I put on my. Rth9585wf and power it on nothing happens system won't go on.any help would be appreciated.”
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Have you checked the wires at the unit itself? Make sure that the C wire is connected on the c terminal at the unit. I had this same problem and found that this was the issue.
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