I've tried that, but still no luck. Here are the top five reasons your pilot won’t stay on, as well as methods to fix each issue. Pilot light won't stay on? Turn off the gas to your wall furnace. You might be amazed to find out that the most straightforward fix for this is to light your pilot. If bent, the thermocouple cannot operate properly. I've used this furnace for over 15 years without replacing the thermocouple. However, no matter setting I adjust the wall thermostat too the heater will not light at all. The heater pilot light won't stay lit! Do-it-yourself maintenance and repairs can only go so far, unfortunately. The thermocouple isn't too difficult to find. I turn the knob to the pilot position, then press down and lite the pilot light and depress when it stays lit. I can probably bypass the high/low switch or check it with an ohmmeter. If you can manage to get the pilot light lit for just a moment, inspect the flame. If your pilot light won’t stay lit, the thermocouple is very likely the culprit. The exact location and type varies by manufacturer. You awake on a cold winter morning and cast the covers aside. If the thermocouple fails to shut off the gas, all the gas flowing through the furnace could get into your home. If you’re not eager to start tampering with crucial parts of your furnace system, furnace repair experts at Hot Point are just one phone call away to help you out. by Emma (Sunrise Specialty Staff) If you’re not a technician yourself, then I can imagine that at that moment, nothing is more annoying than battling with a pilot light that won’t stay lit. Keep holding down the knob while lighting the pilot with a fireplace match or by pressing the igniter button until the pilot lights. Ask around your neighborhood and find out if anyone else has had issues with their natural gas. In these systems, the pilot will only light (in the case of hot surface igniters, the igniter surface heats) when the thermostat makes a command for heat. Turn the wall furnace to the lowest temperature setting. Many HVAC techs will try to employ shady, scammy tactics to get the most money out of you. Williams Wall Furnace Pilot Light Won't Stay Lit­ With the result of a blockage in the pilot tube, the Williams wall furnace pilot light won't stay lit. The pilot orifice may be full of dirt. A weaker flame won’t envelop the thermocouple properly. I can light the pilot light on my Dearborn model DRH35ASTR-1N gas heater; however, after the furnace turns on for a couple of minutes, the furnace and the pilot light go out. If your pilot light is staying lit with a large enough flame but the heater isn’t triggering, your thermocouple may be bad. When natural gas consumption peaks, the “gas grid” in your area may be nearing its capacity and lower the gas pressure intermittently. She writes mainly home improvement, health and travel articles for various online publications. I have held the pilot light button pushed in for at least 2 minutes sometimes a little longer, but to no avail! Williams wall heater pilot light switch assembly part# 241973824 where is my on furnace millivolt definition what Harsch received her Certified Nurses Assistant license in 2004. Shut off the electricity to the furnace at your main breaker panel. When a propane heater won’t stay lit, often what is happening is that the propane heater may sense that the flame is defective in some way, triggering the propane heater’s safety functions and causing it to shut off. Gently pull the gas line out of the pilot assembly housing. There is a chance that your thermocouple has simply gone bad and is the reason your pilot light won’t stay lit. The thermocouple needs to detect the flame, otherwise it will shut the gas valve, and your furnace will not function correctly. The pilot light is supposed to be a strong blue cone, not a weak yellow flame. Th... SER cable vs Conduit - Indoor subpanel ampacity/temperature questions. Williams Wall Heater Pilot Light Won T Stay Lit. Unfortunately, there are a variety of reasons why pilot lights go out, all of which are dependent on a number of factors. If you suspect this is the case, or you have noticed that your pilot light simply will not stay on for more than a few seconds, turn the pilot light on and see if it is actually aimed at the thermocouple. Providing Heating, Air Conditioning, and Water Heater Services for. Of course, if you want to make sure the job is done right with the least amount of risk, contact experienced professionals at Hot Point for furnace repairs ASAP. Hot Point Heating & Air Conditioning LLC. On the Williams 3509612 wall heater with the eletronic ignition. Even the slightest hiccup in gas supply to your furnace could be enough for the pilot to go out. 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