Tag Archives: testing thermocouple

Tips for Testing Thermocouple with a Multimeter – 2022 Guide

For many gas appliances, the thermocouple is a critical safety feature. A thermocouple creates a millivoltage that powers a gas valve using the energy from a fire. If the pilot drops out, the thermocouple will no longer be able to deliver the millivoltage needed to keep the gas valve open, …

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