This component usually is located not far from the pilot light burner. Those problems will cause your pilot light to go out intermittently or extinguish it altogether. Gas Valve and Thermocouple . When your thermocouple detects an unlit pilot, it automatically shuts off the gas to your water heater as a safety precaution. It starts the whole process by first supplying light for it to receive heat and open the gas valve. heater. expensive, but at least you’ll be more confident with the repairs. A layer of dirt and grime can hinder the Inspect the thermocouple to determine if it is dirty. Gas from this valve lights your pilot light and eventually lights the gas burners that heat your water. When thermocouples wear out, the pilot light goes out, the burner won’t light, and you will have no hot water. The problem is the burner won’t stay on more than 2 minutes,and when it goes out it kicks the pilot out as well. If this thermocouple noticed that the light of the pilot has gone out, this thermocouple shuts off the supply of gas towards the flame to prevent out the negative consequences. as thermocouple issues. heaters. But if the thermocouple has a fault, it may think the pilot light is out when it isn’t and shut off the gas—which will in turn cause the pilot light to go out. Sales Cameraparts4you @cameraparts4you. Pilot Burner. As a result, the gas supply Installing a, Are you wondering whether or not to invest in a two-stage furnace? posted 16 years ago. Incoming and manifold gas pressure go … read more. However, don’t rule it out just yet, it might reading is way below 20MV, then you have no choice but to replace the damaged debris. Your water heater pilot light works in concert with other parts. Safety The first sign of a faulty A pilot light is a small, continuously burning flame that is used to ignite the burners in older gas furnaces. attempts fail and your pilot light keeps going out. i was told that tiny spiders make webs in the lines haw do i clean theese out. In addition, the thermocouple of your water heater can suffer from the dirt that is being buildup inside it. Would it be worth the extra expense? First, turn off the main gas supply valve and wait for the thermocouple to We deal in all kinds of HVAC repair and installation services. Fri, Jan 2, 2004 12:33 AM . need to be patient. Are you still hesitating to get one? 8540 Keele St., Unit 41, Vaughan, ON, L4K 2N2, Copyright © 2021 | Smile HVAC Service and Installation, 31-32, 8600 Keele st, Vaughan, ON L4K 4H8, 10 Reasons Your Air Conditioner Is Not Blowing Cold Air. If it is happening for the first time where the pilot for the water heater has gone out, then you can try to do it yourself without the help from other people. As a safety measure, all AHWA employees experiencing COVID-19 symptoms will be required to self-isolate. Just how handy are you? Therefore, a dirty thermocouple might be the A faulty main control valve will unexpectedly We also offer water heater installation, maintenance, and inspection services. recurring costs and damaging other parts of your water heater. it again and the pilot worked. reason why your water pilot keeps going out. #326306 You’re advised to replace the part to avoid If this thermocouple noticed that the light of the pilot has gone out, this thermocouple shuts off the supply of gas towards the flame to prevent out the negative consequences. Turn out the on/off switch of the pilot towards a pilot’s position. Can you give me any more details about your issue? Check out these fine water heaters in Phoenix. For a lay man who only knows to use hot water, this is nothing but a part of the gas water heater system in rv or trailer that has become dirty, and is causing the gas flow to the heater not reach and hence the water is not heated or it keeps shutting off and on. After cleaning, make sure you check on the Without this flame, there would be no heat, and thus no Over time, thermocouples can begin to malfunction and shut off the gas supply to the pilot light even if it’s burning properly. In general, and to be on the safe side, you should request for water heater maintenance at least once a year. However, when it's time for the burners to turn off, the doggone pilot light goes out with it. In addition to needing to turn on the pilot light after it goes out unexpectedly, there are times that a homeowner might choose to turn off the pilot light. It might be the reason why your furnace pilot light keeps going out or flickering. any ideas? to that, we all know just how dangerous electricity and gas can be. Water heater pilot light goes out when burners go out; Water heater pilot light goes out when burners go out. If the voltage supplied by your thermocouple is way less than 20MV, then the device is surely broken and needs to be replaced. No! First try relighting the pilot following the directions pasted on the tank. will be cut off and the pilot light will go out. heater. The thermocouple is the brain of your water In case you always keep your water heater’s temperature high, then it is best to have maintenance performed every 6 months. If you can light your pilot light, but it keeps going out, the first item to check is … We know… We know… Technicians are a bit Switch the knob towards the ON position by setting it at the desired temperature. T. Tai. Its function is to make sure there is no gas leaks in the case of the electric igniter fails or if the pilot light shuts off. Solution: Immediately switch off your water heater and Mike R. 5,131 satisfied customers. call a technician. valve and cut off the gas supply. When this starts to happen all of a sudden, your burner won’t begin to ignite on its own, and the water at your home will be cold. One of them is a dirty thermocouple. more than the specified temperature range. but we’ll also give you their solutions. Also, all technicians visiting customers’ homes will be equipped with gloves and masks. heaters. a small amount of gas to the pilot light. A collection of water on the valve can rust, collect dust, and corrode, limiting the flow of gas. As a result, it is continually assuming that your pilot light is out. note: Check if your water heater is still under R39-R A/C & Refrig. be the reason why your water pilot keeps going out. If it’s too far away, heat will not be warranty. Don’t panic, save yourself trouble and time, and get the help of experts. Model number is ***** Show More. Put the panels back and then put the thermostat towards its standard temperature. It’s a small blue flame that burns petroleum Also, check if it’s slightly bent. water heater. Show Less. going out. thermocouple’s position. It needs to be close pop up after pressing, You experience extremely hot water It’s responsible for closing the gas valve when it senses the pilot light is off. Clean until the passage is open. solution: Again, you’ll have to do some cleaning. It acts as a safety device to prevent gas leaks. If it seems dirty, start by cleaning it. It’s also wise to look for any visible damage that might cause gas leaks. This light is always lit. We recommend you to set it on the A button. Keep on reading to know more about this problem and what actions to take when it happens to your water heater. That's the only time the pilot goes out, and I'm pretty sure the control valve and pilot are separate circuits. If I'm correct in assuming you held down the knob for a good 90 seconds after the pilot lit and the pilot still went out when you released it, I'd say the flame sensor is corroded. Some pilot tubes can be very dirty, and you’ll need to Dirty thermocouple: If you can light your pilot light, but the water heater pilot keeps going out, there are many possible causes. The It’s just dirt build-up. The water heater pilot light is considered one of the essential things that keep the appliance on for a long time. Take a new sand-paper and scrub off all the dirt and grime. How Long Does it Take to Install a Furnace? The well-being of our employees and customers is a priority for us during these tough times; therefore, AHWA is taking extra precautions due to the COVID-19 outbreak. A bent or dirty thermocouple. After the flame is being lit, yous should hold the pilot’s button for a maximum of 60 seconds, and you should make sure that the flame stays lit. Global warming is increasing day after day and we all are well aware of this fact that if it is not being stopped at the, The furnace is, without a doubt, one of the most popular heating methods used in Canada. In this case, it will be harder for the thermocouple to sense the light of your pilot, and it will shut off the flame of the gas supply. A Broken Thermocouple. To get the best services in GTA for the water heater repairing, all you need to do is call Smile HVAC. gas to produce heat. Thank you for choosing American Home Water and Air! Gas leaks will reduce the amount of gas reaching the burner. The Main Control Valve Unit hardly ever crashes. If your water heater is being located in the utility closet or anywhere else where it is being there’s not enough air, there are chances that the pilot’s light may go out. If the is paramount. The It's a safety mechanism that shuts the gas off should the pilot go out. Insufficient Combustible Air: With a lack of combustible air, the pilot light of your water heater is likely to go out. thermocouple will conclude that the pilot light is off and thus, close the There are many reasons that can make a pilot light go out. Here we will look at some of the widespread reasons why the heater’s pilot light at your home might go out and what can be done to avoid it. Your gas valve is what delivers natural gas directly to your water heater. come to terms with the fact that your thermocouple might be broken. This is why you have to check and make sure your thermocouple pilot light will go on, the gas will light but shut off after a few seconds. The thermocouple acts as a safety measure. Once you’re done, put it back and light your When the pilot light goes out, the loss of current shuts the valve and stops gas flow. The truth is, one type of. ? Fortunately, flex tube faults aren’t as common If the thermocouple fails to shut off the gas, all the gas flowing through the furnace could get into your home. The The The pilot light needs a strong flow of gas to make a strong, steady blue flame that the thermocouple can sense. Not only will we name the possible problems, Some of the principal reasons due to which the light of the water heater goes out to include: Your water heater’s thermocouple is responsible for sensing out when your pilot light is lit. and supplying very little gas for combustion- No wonder your pilot light keeps valve. Pilot stays on and main burner will light again for 20 seconds. Should You Buy a Two-Stage Furnace to Save on Utility Bills? electric current from reaching the thermocouple. Plugged or Damaged Pilot Burner: Similar to the pilot line, the pilot valve light itself can become clogged. regulating the heater’s gas and water pressure. The pilot of the water heater can turn off due to many reasons that have been discussed above. I hope I don’t have to buy a new water heater. A bad thermocouple will shut off gas to both the pilot and the burner, which is when people notice that the water heater pilot light is out. No hot water on a cold Monday Wait for 5 minutes for the heat and gas to disperse. Signs of a faulty main control valve include: The The thermocouple is the copper rod the pilot flame directly hits. If I manually cycle the burner by turning the temp up and down it'll shut down and relight no problem time after time. Without this, it is not easy at all to maintain the temperature of the water. What to Do if a Water Heater Pilot Light Keeps Going Out? When you have a problem with your water heater not lighting, look at your water heater pilot light. Your water heater’s pilot light keeps going out? Once there is a need for heating (or call from a thermostat), a gas control valve releases the gas into the main burner, and the pilot light ignites the gas. Dirty Thermocouple. solution: First, cut off the gas supply, switch off Sometimes it's referred to as the "flame sensor." Contact options for registered users. Contractor's Assistant: Thanks. Please Some of which are easily solved and others that require the assistance of an HVAC expert. This is a valuable and essential part of a heater. electrical system is if your water heater suddenly shuts down. Water heater with spark ignition runs for 20 seconds and then main valve shuts off. Except lighting the gas burner, the pilot is used to heat the thermocouple, creating electricity small enough to hold the electromagnetic valve inside the gas control valve open, so the gas can flow. The flame should be blue and steady. for combustion. slender needle to gently unclog the tube. you? But if this valve or its inner elements are damaged, it can’t deliver enough gas to your water heater, causing it to shut … The pilot assembly, pilot nozzle, and even the thermocouple should be clean. You main valve to provide a steady supply of gas. flame. Make sure to remove out the outer and the inner panel to access out the light of the panel. When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. Repair technicians will need to replace the thermocouple. Use a You’re advised to first check the pilot tube, thermocouple, and flex tube before you start tampering with this part. heater. The gas was off to it for several months. It keeps on burning a bright blue. The thermocoupler was replaced and the problem still occurs. The Pilot tube supplies gas to the pilot light Many different kinds of water heaters don’t have any of the pilot buttons and can be lit easily without pressing anything. It’s one of the reasons you should always hire close the gas valve, cut the gas supply, and create a weak flickering flame. The process is simple and the instructions can generally be found printed on the furnace in an easily found location. Don’t worry, there is nothing wrong with your Possibly the rarest problem you can encounter. If all those things above with the thermocouple are done and the pilot still will not light then the gas valve is the problem. Nothing has fixed the problem. Thousands of customers are disappointed by Solution: You can move the thermocouple close to the It’s the soul of your water Problem with a Thermocouple Your water heater’s thermocouple is responsible for sensing out when your pilot light is lit. This is the kind of situation that may lead to a Carbon-Monoxide leak that is life-threatening. morning. Please don’t mess with the wiring system. If this is happening, you first need to check on the thermocouple’s condition. 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