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    frdrck574's Avatar
    frdrck574 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Dec 4, 2009, 01:07 PM
    Thermocouple for carrier gas furnace
    What do a thrrmocouple look like for carrier gas furnace with a electronic pilot inition.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Dec 4, 2009, 02:54 PM
    Usually electronic ignition does not have a thermocouple. Older units do have a 3 wire pilot.
    KC13's Avatar
    KC13 Posts: 2,556, Reputation: 99
    Ultra Member
    		  
    #3

    Dec 4, 2009, 05:17 PM
    You may have spark-to-pilot ignition, or direct hot-surface ignition. Neither use a thermocouple.
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