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    wally135's Avatar
    wally135 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Jan 20, 2008, 04:40 PM
    Concord furnace +90
    My furnace will not come on. Nor will my ac. This is a concord 90. I have power to the unit, and the red LED is on and not flashing. Help, Walt
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jan 20, 2008, 04:58 PM
    Try turning blower on to manual from the thermostat. See if the blower will run.
    wally135's Avatar
    wally135 Posts: 2, Reputation: 1
    New Member
    		  
    #3

    Jan 20, 2008, 06:18 PM
    Quote Originally Posted by hvac1000
    Try turning blower on to manual from the thermostat. See if the blower will run.


    It don't
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #4

    Jan 20, 2008, 08:34 PM
    Have you changed the thermostat on this unit?
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