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

    Sep 10, 2011, 10:48 AM
    Ecm blower intermitten
    Dayh 060 coleman rooftop gas pack blower ramps up and down and sometimes goes out completely during cooling,compressor stays on.
    Even with a call for fan only.
    T-Top's Avatar
    T-Top Posts: 1,871, Reputation: 100
    Ultra Member
    		  
    #2

    Sep 10, 2011, 06:50 PM
    Usually with the ECM motor it will bump back and forth before going out. High and low rpms make me think the control board is at fault.
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