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    lilmess83's Avatar
    lilmess83 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 8, 2008, 06:21 PM
    Furnace blows cool air through vents
    Ignitors never ignite and the furnace never lights.. no burnt wires, the purge switch (negative switch) works, what could be the problem??
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Nov 8, 2008, 08:27 PM
    Defective ignitor
    No voltage from the circuit board to the ignitor.
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