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View Full Version : Thermocouple for carrier gas furnace


frdrck574
Dec 4, 2009, 01:07 PM
What do a thrrmocouple look like for carrier gas furnace with a electronic pilot inition.

hvac1000
Dec 4, 2009, 02:54 PM
Usually electronic ignition does not have a thermocouple. Older units do have a 3 wire pilot.

KC13
Dec 4, 2009, 05:17 PM
You may have spark-to-pilot ignition, or direct hot-surface ignition. Neither use a thermocouple.