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

    Jan 17, 2014, 01:33 PM
    Trane model number find control board 50a50471
    The code indicator on the board 5 times in a series indicating a problem with the flame sensor. Replaced flame sensor and 24hrs laters the code indicator is flashing 5 times in a series again. What would be the solution?
    Grady White's Avatar
    Grady White Posts: 1,417, Reputation: 59
    Ultra Member
    		  
    #2

    Jan 19, 2014, 08:59 PM
    Make sure all contat points dealing with ground or the flame sensing circuit are clean & tight. Also check that the flame is hitting the sensor well.
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