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    k00p78's Avatar
    k00p78 Posts: 2, Reputation: 1
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    #1

    Mar 12, 2012, 05:06 PM
    ? How to wire a RTH2300 thermastat
    Here are the wires that are coming from the hvac unit
    R -red
    G -green
    O -white
    C - yellow

    Thanks in advance.
    ckaz8576's Avatar
    ckaz8576 Posts: 6, Reputation: 1
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    #2

    Mar 12, 2012, 05:38 PM
    Red is 24 volts... it should go to rc on t stat White is for heat only should go to w. Green is fan control should go to g. Yellow is for cooling and should go to y.
    k00p78's Avatar
    k00p78 Posts: 2, Reputation: 1
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    #3

    Mar 12, 2012, 06:03 PM
    No go I switched it to that setup and I have warm air coming out. Can't tell if it is heat because I am in phoenix so it is warm outside today.
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