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    phoward74's Avatar
    phoward74 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Mar 6, 2009, 02:43 PM
    Trane Baystat Thermostat to ACE ATX1500E Prg.
    Hey Guys,

    The old unit is a Baystat 240 and the new unit is an ACE unit
    Baystat Wiring ACE ATX1500E
    R G
    T RH/RC
    O O
    G Y
    Y B
    X2 W
    B C
    W
    F

    Question is how do I make the new one work with the old wiring? I think I have it mostly figured out just want to make sure.

    Thanks in advance guys.
    KC13's Avatar
    KC13 Posts: 2,556, Reputation: 99
    Ultra Member
    		  
    #2

    Mar 7, 2009, 06:32 AM
    OLD vs. NEW: R to Rh/Rc (jumpered),W and X2 to W, Y to Y, G to G, O to O, B to C. T, F (OLD) B (NEW) are unused. Tape off any unused wires separately.
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