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    jeffcrouch12 Posts: 1, Reputation: 1
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    Oct 19, 2010, 12:34 PM
    Open high limit device
    I am getting a weird smell out of the large intake vent in the hallway and according to the system led light code I have an open high limit device. I don't know what that means or if it is a sensor that needs to be replaced, where it is. Looking for a little help

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