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-   -   2 wire tstat (https://www.askmehelpdesk.com/showthread.php?t=348243)

  • Apr 30, 2009, 10:50 PM
    sam13168
    2 wire tstat
    How do I wire a 2 wire tstat to a bryant heat pump! Can I us a jumper to make the cooling part work! Thank you
  • May 1, 2009, 05:35 AM
    Joshdta

    There is no way you can wire a heapump with less the 5 wires.
  • May 1, 2009, 06:06 AM
    Joshdta

    You mean you only have 2 wires at the outdoor unit? Or 2 wires at your t-stat? If you have 5 at the stat and 2 outside you can get it to work. With just a little wire changing.
  • May 1, 2009, 09:57 AM
    sam13168
    Quote:

    Originally Posted by Joshdta View Post
    you mean you only have 2 wires at the outdoor unit? or 2 wires at your t-stat? if you have 5 at the stat and 2 outside you can get it to work. with just a little wire changing.

    Yes sir,like you said I have 5 wire's at the t-stat,but only 2wire's run's outside to the heat pump, I hooked the white wire to the (c) and the red wire to the (y) and the unit did come on but it was running on the heat side. I am using for cooling only, so could you tell me how to wire it so the cooling part will work. The unit has a c,y,r,e,w1,o,w2,w3, were do I need to jump it at? Thank you so much for your help!
  • May 1, 2009, 03:27 PM
    Joshdta

    White to common, yellow and orange to red wire
  • May 1, 2009, 03:28 PM
    Joshdta
    If this does not work you may need to bypass the defrost control board.
  • May 1, 2009, 11:24 PM
    sam13168
    Quote:

    Originally Posted by Joshdta View Post
    white to common, yellow and orange to red wire

    The unit has C,Y,R,E,W1,O,W2,W3 on the t-stat control borad! So your saying to connect the white wire to the C and the red wire to the Y and put a jumper to the O on the control board! Will that reverse the cycle from heating to cooling?
  • May 2, 2009, 11:40 PM
    sam13168
    Quote:

    Originally Posted by Joshdta View Post
    white to common, yellow and orange to red wire

    Joshdta,I wonna thank you for helping me out and I appreate it very muck because it was driving me crazy and I was all over the net trying to find a way to make it work with out having to do a lot of extra work. And could not find nothing to help me, so I just wonna to let you know(you the man) thank's sam davis
  • May 3, 2009, 07:36 AM
    Joshdta

    Great glad it worked for you. Have a great weekend.

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