What Does a Bad Thermocouple Look Like
Before Jumping to the Conclusion That the Thermocouple Is at Fault, Look at the Pilot Flame. If It Appears Small and Has an Orange-Yellow Tinge, It May Be Too...
Before jumping to the conclusion that the thermocouple is at fault, look at the pilot flame. If it appears small and has an orange-yellow tinge, it may be too weak to heat the thermocouple. The likely problem, again, is an obstruction in the pilot tube.
Can you clean a thermocouple?
Yes, you can clean a thermocouple, but the task must be done with a light touch. Remove the thermocouple from the process assembly, using a steel wool or emery cloth, lightly clean the tip removing any build up.
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Is the thermocouple supposed to be red hot?
The thermocouple is a device made up of two dissimilar metals. They are joined together at the tip (Hot Junction). … The flame has to envelop the upper 1/2″ to 3/8″ of the thermocouple and the tip should glow a “dull red”.
Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.
