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

    Apr 9, 2015, 10:46 AM
    Trane XB80 sometimes works sometimes doesn't
    We have replaced sensor and igniter. Sometimes furnace will cycle correctly and sometimes it won't. We don't seem to be getting any indication in the lights. I have done maintenance and repair jobs in the past and I am baffled as to what could be wrong since it works some of the time!
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
    Uber Member
    		  
    #2

    Apr 9, 2015, 11:43 AM
    Make sure the inducer port to the pressure switch is fully open and not clogged with debris. I would also check the pressure switch.
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