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    becker1's Avatar
    becker1 Posts: 10, Reputation: 1
    New Member
    		  
    #1

    Oct 21, 2008, 12:38 PM
    Air pressure switch
    If a air pressure fails and the fan stays on what will happen at the next demand.will ignition sequence complete or not.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Oct 21, 2008, 01:15 PM
    Usually that will set a code since it is out of sequence.
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