WebIf the pilot flame ignites but goes out after you release the gas control knob, the cause may be a dirty or defective thermocouple. If the gas is on but the flame will not ignite at all, a … WebSep 17, 2024 · Since the thermocouple and thermopile are temperature sensors, sometimes the fix is as simple as adjusting the thermostat setting for your gas fireplace. …
How to Test a Thermocouple on a Gas Valve HowStuffWorks
WebCheck that pilot flame does not hit thermocouple too close to cold junction. The cold junction is located on the lower 1/3 of the thermocouple. The pilot flame must hit only the top ¼ of the thermocouple or the cold junction will overheat and shut the system off. Turn gas to ember burner on slower as it may rob gas from line feeding the pilot ... WebSep 18, 2024 · If your pilot light won’t stay lit, it’s also possible that the thermocouple is broken. The thermocouple is a safety device that senses when the pilot light is lit and tells the gas valve to stay open. If the thermocouple is broken, it will need to be replaced. 2. Yellow or Orange Flame propargyltrimethylsilane
Gas valves with ods pilots, thermocouples and thermopiles
WebIf your pilot light is out, the thermocouple won’t turn on the gas. Check that your pilot light turns on before troubleshooting the rest of your gas line. Try listening or smelling for the gas again, and use your fireplace switch … WebFeb 7, 2024 · Standard gas log sets are fairly simple. If the gas fireplace shuts off after a few minutes, it's pretty much always going to be a pilot head issue, or a valve issue. Take note that it’s the pilot head, not the thermocouple. The whole assembly is usually replaced, and they usually come at the same price. WebFaulty thermocouple: The thermocouple is a safety device that shuts off the gas supply if it detects that the pilot light is out. If the thermocouple is faulty, it could be shutting off the gas supply even though the pilot light is still lit. Check the thermocouple and replace it if … propargylic halide