How to Test a Thermopile


Comments are off Nov 19, 2018


How to test a thermopile’s voltage using a multimeter. Pilot light keeps going out? A faulty thermopile may be at fault. Acceptable range for most water heaters is around 400 mV for an open circuit test. A healthy thermopile usually produces anywhere from 650-850 mV.

Service, Repair, and Replacement
The Hot Water Tank Company Ltd.