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

    Dec 18, 2009, 07:51 AM
    Goodman furnace backfires after cycle
    I have a 1 year old goodman gas furnace 92 efficient. It starts up fine,runs through the cycle, when it stops,it has a poppping or backfire sound.Is this normal
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
     
    #2

    Dec 18, 2009, 11:53 AM
    No not normal. I suggest you contact the contractor that installed the furnace right away as like today.

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