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    Mookie260's Avatar
    Mookie260 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Dec 7, 2013, 05:47 PM
    Furnace
    Furnace lights all tubs have flame blow for few seconds then cuts off blower works when just cut fan on
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
    Uber Member
    		  
    #2

    Dec 7, 2013, 06:15 PM
    Could be the flame sensor, remove and polish with medium steel wool. Could be a high temp sensor. Could possibly be a roll out switch. Does the heater restart and then cycle again?
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