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How do I install a new Honeywell RTH230B from Honeywell T8195B
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I am removing a old (1987) Honeywell Mercury THermostat Q472L Base that has W, R, Y, G, B, O. The RTH230B has Rc (which I assume to be B), Rh (which I assume to be R), Y (to Y), W(to W), G (to G). I have no idea what to do with the O (which I read could be the Changeover. Do I just tape it up...
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Is there a way that I can use my thermostat without it being programmed to come on at a specific time. Someone has reset it somehow and now the A/C isn't coming on during the night which in the summer time is unbearable. I just want to be able to set it so that it comes on when I hit the button. ...
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This winter I installed honeywell rth230b. Heater works great, but I have no a/c. I have 6 wires from wall. Rh--red Rc--blue W--white Y--yellow G--green Brown not being used Help it is 90 deg. I need my a/c Thank you all View more questions Search
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