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

    Feb 16, 2008, 05:04 PM
    Igniter will not light furnace
    Carrier gas furnace will try to start, but igniter does not light furnace. Red light in window flashes -is thiis the "code" for the numeric list on the attached plate?
    N0help4u's Avatar
    N0help4u Posts: 19,823, Reputation: 2035
    Uber Member
    		  
    #2

    Feb 16, 2008, 05:08 PM
    Your thermocupler could be bad.
    hatch's Avatar
    hatch Posts: 20, Reputation: 3
    New Member
    		  
    #3

    Feb 16, 2008, 05:15 PM
    Sounds like a thermocoupler. Just had this happen to my 1960 lennox.
    T-Top's Avatar
    T-Top Posts: 1,871, Reputation: 100
    Ultra Member
    		  
    #4

    Feb 16, 2008, 06:40 PM
    The light is the code. 3 blinks with a pause and then 4 blinks = code 34. The code info should be on the furnace door.
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