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    carolc4's Avatar
    carolc4 Posts: 9, Reputation: 1
    New Member
    		  
    #1

    Jun 7, 2009, 09:31 AM
    Outside air unit fan
    My outside unit fan stays on when the inside air clicks off the fan stay on outside and ice forms on the coils when this happens,while air is running inside it is fine
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jun 7, 2009, 12:57 PM
    Sounds like you might have a stuck contactor in the outside unit OR the outside unit is getting a 24 volt signal to the contactor when it should not be.
    Joshdta's Avatar
    Joshdta Posts: 2,549, Reputation: 45
    Ultra Member
    		  
    #3

    Jun 7, 2009, 01:15 PM

    http://www.chinacontactor.net/Produc...-Contactor.jpg
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