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    Alfred Ament's Avatar
    Alfred Ament Posts: 19, Reputation: 1
    New Member
    		  
    #1

    May 24, 2008, 06:30 PM
    Tempstar furnace ,delayed blower action
    Sears #867-769426 High effience unit
    Blower comes on after 5 to 6 minutes!after flames go on !

    What can I do I changed the Limitcontrol and set it at 250 degrees and is still doing the same !

    Al
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    May 24, 2008, 08:49 PM
    Replace control. It has gone out of range
    T-Top's Avatar
    T-Top Posts: 1,871, Reputation: 100
    Ultra Member
    		  
    #3

    May 24, 2008, 09:13 PM
    Quote Originally Posted by Alfred Ament
    Sears #867-769426 High effience unit
    Blower comes on after 5 to 6 minutes!after flames go on !

    What can i do I changed the Limitcontrol and set it at 250 degrees and is still doing the same !

    Al
    If you want the blower to come on quicker you need to reduce the temp setting on the fan limit control(first pin adjustment fan off temp, second pin fan on temp, third pin high heat limit shut down temp). Dirty burners or low gas pressure will take it a long time to heat up all so.
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