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    allman's Avatar
    allman Posts: 1, Reputation: 1
    New Member
    		  
    #1

    May 16, 2009, 07:35 AM
    Thermostat wiring
    I am replacing my thermostat for the AC/heater and the old one does not have the wires labeled. They are colored as Blue, white, red and green and the new thermo I have just has the coides
    C, B,O,W2,Y,Y2,RH,RC,G AND A. I can not locate the info on the action unit. Any ideas. Gas unit
    Joshdta's Avatar
    Joshdta Posts: 2,549, Reputation: 45
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    #2

    May 16, 2009, 09:40 AM

    Why are there so many terminals on your new t-stat? This stat must be for a heat pump.

    Red-rh jumped to rc
    Blue- to y
    Green to g
    And white to w2

    Also you will have to program this stat to 1 heat 1 cool conventinal if it is able to be changed.
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