How Long Should A Boiler Thermocouple Last in How To

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How Long Should A Boiler Thermocouple Last. Out of every boiler brand i've ever come across, worcester bosch seem to outperform them all in terms of lifespan. The lifespan of your boiler can depend on a number of factors, including the scale at which it is used and the model and brand of system that you select to have installed.

How Long Should My Thermocouple Last
How Long Should My Thermocouple Last from digitaledition.industrialheating.com

Thermocouples are rigorously tested and should last for years. Whenever you start a standing pilot, you have to manually depress the gas valve for 10 to 20 seconds to give the thermocouple time to heat up and start generating enough current to keep the gas valve open. Thermocouples can final a number of years, however they don’t sometimes final so long as the furnace itself.

How Long Should My Thermocouple Last

If the pilot remains lit, but the main furnace doesn't stay lit, it's time to replace the thermocouple. In this scenario, thermocouple life, which should have been close to one year, was shortened to within a week. Whenever you start a standing pilot, you have to manually depress the gas valve for 10 to 20 seconds to give the thermocouple time to heat up and start generating enough current to keep the gas valve open. I am often asked about troubleshooting a thermocouple on gas systems.