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    Krisski65's Avatar
    Krisski65 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jan 16, 2009, 11:33 AM
    Heil Furnace 1996
    My furnace is making an explosion sound while it's running. It seems to be short cycling and getting burst of gas before the igniter ignites. It doesn't do this all the time, but last night it did at least 4 times within 3 hours. Any ideas of what it could be?
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jan 16, 2009, 11:52 AM
    I suggest you get that furnace services ASAP.
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