WebMar 1, 2024 · 2. A Dirty Thermocouple. The thermocouple is the brain of your water heater. It’s responsible for closing the gas valve when it senses the pilot light is off. The thermocouple is triggered by an electric current … WebFeb 18, 2024 · How To Clean a Thermocouple. You'll need a lint-free cloth, some emery cloth sandpaper, and a screwdriver. You should be done in …

Why Your Pilot Light Keeps Going Out Furnace Troubleshooting

WebThe thermocouple is what controls the supply of gas to the pilot light at all times. The thermocouple’s other end, a metal rod, gets pointed right over the flame of the pilot light. The rod reads the flame’s temperature accordingly. The temperature then gets registered by the rod, providing a small amount of voltage to keep the gas supply open. WebIt's Dirty. Soot buildup on the thermocouple may block the flame. Under constant exposure to a hot flame, a thermocouple wears down over time. Even a slight residue can make … how to get your deposit back from dps

How to Tell If A Thermocouple Is Bad [5-Step Guide]

WebCleaning a dirty thermocouple on a water heater requires is a multi-step process. First, turn off the power to the water heater. Heat and water can be hazardous, so shut off the water supply and water heater, and disconnect the gas line. Make sure there is no residual power left in the system before proceeding. WebDec 22, 2024 · The most common reasons for a non-working propane heater are a dirty thermocouple, a thermocouple that is too far from the flame, a blocked pilot tube, an … WebFeb 3, 2024 · A bent, dirty, or damaged thermocouple could be the reason your water heater pilot won’t stay lit. The thermocouple is an important component you’ll see in most modern gas water heaters. This part senses when the pilot light is on using an electric current. That current is powered by the heat that comes from the pilot light. how to get your delta boarding pass