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

    Dec 25, 2007, 08:42 PM
    Furnace not coming on
    Furnace will ignite +++ flame on for 5 to 10 seconds then somewhat a loud noise trying to switch on ++++ then flame shuts off ++++ 4 to 6 second delay then flame reignites +++ on for approx.5 sec. fans already on ++++ gas is on +++ flame does kick on every time+++

    Appears to me the turn unit on switch not working??
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Dec 25, 2007, 10:58 PM
    What brand of furnace?
    What model number of furnace?
    Have you done anything lately to the furnace like new thermostat?
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