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    harding1's Avatar
    harding1 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 28, 2008, 09:52 AM
    Why my blower won't run at full speed
    Why is my Carrier Weathermaker SXI furnace blower running at half speed. The funace will ignite but will not run at full speep.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Nov 28, 2008, 12:06 PM
    It could be the capacitor for the blower motor.
    It could be dirty air filter.
    It could be to many vents closed or a restriction/obstruction on the return air .
    It could be the motor is going bad also.
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