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  1. #14
    Join Date
    May 2011
    Location
    CA
    Posts
    123
    Now it's time to put it on my AC! I figure I'll wrench it onto my manifold then connect the hose to the high side of the AC system. Take the c fan wire off the load side of the contactor and make it cut in at...hmm, it's 70 degrees out and I have R22...need to figure that one out.

  2. #15
    Join Date
    Feb 2008
    Location
    California
    Posts
    2,058
    I like to set them close to the minimum and maximum design conditions.

  3. #16
    Join Date
    May 2011
    Location
    CA
    Posts
    123
    Is the "differential" sort of like a deadband setting, to keep the cond. fan motor from short cycling?

  4. #17
    Join Date
    Sep 2005
    Location
    florida
    Posts
    5,495
    Quote Originally Posted by Iceneck View Post
    Is the "differential" sort of like a deadband setting, to keep the cond. fan motor from short cycling?

    Yes.
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  5. #18
    Join Date
    Feb 2008
    Location
    California
    Posts
    2,058
    You will run into several variations of terminology.

    Deadband

    Differential

    Neutral Zone

    Hysteresis

    All basically mean the same thing...for the most part, but not always

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