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    Howard Dosch's Avatar
    Howard Dosch Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Feb 1, 2010, 07:47 AM
    Won't work with new thermstat but will when conecting the two wires
    Won't work with new thermstat ,but will when connecting two wires together from furnace
    Model GW-35-3 Impire
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Feb 1, 2010, 08:09 AM
    Your unit uses millivoltage to control the system. You have to have a thermostat that will work with a millivolt system. You can also not have the thermostst wires to long. Usually 10 to 15 feet is all the millivolt system will carry.
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