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    the wonderer's Avatar
    the wonderer Posts: 4, Reputation: 1
    New Member
    		  
    #1

    Jan 11, 2010, 01:39 PM
    Smartvalve for tempstar sp80
    How can I test my flame sensor to see if it is bad?
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
    Ultra Member
    		  
    #2

    Jan 11, 2010, 02:27 PM
    Take it off,clean it with steel wool or sandpaper,, usually does the trick
    KISS's Avatar
    KISS Posts: 12,510, Reputation: 839
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    #3

    Jan 11, 2010, 02:40 PM

    Testing is done with a DC micoammeter inserted in circuit. Nominal value is about 6 uA.

    Agree with Sandpaper.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #4

    Jan 11, 2010, 02:51 PM
    test like this but to the valves/flame sensor value.
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