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    bizman02's Avatar
    bizman02 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 25, 2012, 05:25 PM
    Honeywell thermostat wiring rth230b
    I have thermostat wires from the wall... blue, red, yellow, green.

    Central air and forced air gas furnace.

    Labeled connections on Thermostat are Rh and Rc (with red jumper), and W, Y, G.

    Which wall wire goes to what therm label connect?

    Help :)
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
    Ultra Member
    		  
    #2

    Nov 26, 2012, 10:35 AM
    Not being there, its just a calculated guess
    Red to rh or rc with jumper
    Green to g
    Yellow to y
    Blue ( which normally is white ) to w post
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