The thermocouple is the brain of your water heater. The thermocouple is triggered by an electric current produced by the pilot light. After installation, I also did the detergent test to make sure the gas connections are secure and not leaking. If the pilot doesn’t relight, if it goes out right after lighting or if it goes out repeatedly, by far the most common cause is a bad thermocouple. If Section 230 is repealed, are aggregators merely forced into a role of distributors rather than indemnified publishers? The No. Make sure to follow the directions on your water heater label. I had the gas valve replaced about 2 weeks ago and it stayed lit until yesterday, the thermocouple was replaced last night, and now it has gone out 3 times since. If the unit is more than 10 years old it may not be worth the expense to replace the gas valve since the tank could leak at any time. Once you’re done, put it back and light your water heater. There is one thing that you can do yourself. A hot water heater that doesn't heat might just need a new thermocouple. This control is part of the gas valve assembly and normally has a dial that will allow for temperature adjustment and will also have a probe that monitors the water temperature. If you’re fairly certain this is the source of the problem, you will either need to have the thermocouple replaced or repaired. I replaced the thermocouple. I would see if you can hear the valve actuating if you can there may be some rust, moisture or even flakes of pipe dope that is preventing it from working. 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. Thanks for contributing an answer to Home Improvement Stack Exchange! Relight the pilot light. The Solution: Thorough cleaning should do … Test for Gas Leaks. Having to relight it almost daily. Although a blocked gas line is one reason why the pilot light on a Rheem water heater won't light or stay lit, there are other reasons as well--some easier to correct than others. The new thermocouple is a cheap "universal" thermocouple that I purchased from Amazon and it doesn't seem to sit in place tight but I don't think it's moving. When I light the pilot light it will stay lit, but once I turn up the thermostat the burner will only run for 10-20 seconds and then the burner and pilot light both go out instantly. Share this conversation. Simple Hadamard Circuit gives incorrect results? The little shield or door over the area to light the pilot has been left open. I turn on the main burner and sometimes it'll stay on for a day or two and sometimes it shuts off after about a minute. Thanks. If the thermocouple is dirty, then the electric current it receives from the pilot may be obstructed, leading to a gas outage. Can I use a Honeywell thermocouple in a State water heater? Sunday, we ran out of hot water, I checked and found one of them not lit. rev 2020.12.18.38240, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us, Seems this model was made between 1967 and 1969. The pilot flame may be too weak to heat it to the proper temperature, and that could be because the pilot tube is blocked. If your gas water heater uses a pilot light for ignition, relight the pilot if necessary. I've used this furnace for over 15 years without replacing the thermocouple. Why would merpeople let people ride them? Why does my nat gas furnace pilot light stay lit at normat temp setting, but goes out when I bump the temp up a couple degrees? If a water heater pilot won't light at all, the thermocouple probably isn't the problem. I replaced thermocouple , cleaned gas lines, still no luck. Sometimes, the tube might be partially clogged and supplying very little gas for combustion- No wonder your pilot light keeps going out. If a disembodied mind/soul can think, what does the brain do? How to build the [111] slab model of NiSe2 with different terminations with ASE tool? A thermocouple or flame sensor is a device used to control gas flow in gas water heaters.On older-style heaters with standing pilot lights, the device is typically called a thermocouple, while on newer units with electronic ignition, the same (or virtually the same) device is called a flame sensor.For our purposes, we'll refer to both devices as the thermocouple. When thermocouples wear out, the pilot light goes out, the burner won’t light, and you will have no hot water. A faulty thermocouple or malfunction of the gas valve could be the culprit, but the problem may be as simple as a draft coming from a crack in the wall or under the door. If their is a good flame on the thermocouple then it is a bad gas valve. For more information about life expectancy, read this article entitled how long do water heaters last? Why isn't the spark gap lighting the pilot on my furnace? No drafts. This can help troubleshoot a water heater that is not heating water.In an open circuit test, a healthy thermopile should produce 650 - 850 millivolts DC. ... hot water heater pilot light wont stay lit, went out last night. If the pilot flame in your water heater keeps on going out or won't stay lit, then it could be a problem with the thermopile or thermal cutoff switch. 4. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. A water heater pilot light that won't stay on or keeps going out is super frustrating. One week later, the pilot would light but go out when button released. Water Heater Pilot Light Keeps Going Out? Your water heater pilot light works in concert with other parts. There seems to be a secondary thermocouple-type wire running alongside the thermocouple and pilot gas line, though I ensured the thermocouple is not in contact with anything else. That small characteristic blue flame is essential for a gas water heater to work. Does anyone know what can cause this? 2. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Why does my symlink to /usr/local/bin not work? Now I can't get the pilot to stay lit at all. Is it possible it's just the thermocouple? Last night I replaced the thermocouple (TC), cleaned the screen, hooked it up and it still would not light. Is my Connection is really encrypted through vpn? I'm not a professional. Learn how to replace the thermopile in this video: https://youtu.be/Yx2gfgJB7bI Conventional Gas Valve | Pilot Won't Stay Lit https://youtu.be/Lu5GvbvspMwCurious about how gas water heaters work? How to sort and extract a list containing products. This means it can be a nightmare when your water heater pilot light won’t stay lit. I lighted the pilot and it appeared to work fine. When a thermocouple fails, the pilot light won't stay lighted. 3. Why won't my pilot light stay lit on my hot water heater? The Pilot tube supplies gas to the pilot light for combustion. How is HTTPS protected against MITM attacks by other countries? Expert help is available online, over the phone or in person at one of the many locations across Canada.Connect with AMRE SupplyWebsite - https://www.amresupply.com/Facebook - https://www.facebook.com/amresupplyTwitter - https://twitter.com/amresupplyInstagram - https://www.instagram.com/amresupply It’s responsible for closing the gas valve when it senses the pilot light is off. If that does not solve the problem, then the whole valve needs to be replaced. This is not a rare issue that most of the people can never understand. A water heater or furnace thermocouple may be bad if you can light the pilot but it won't stay lit when you release the control knob after lighting it. This started occurring after I did some gas plumbing and had to relight the pilot. A complete graph on 5 vertices with coloured edges. I added a picture of what it looks like. If your pilot light gets lit but it won’t stay for long, then there is a problem in the thermocouple. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Sometimes if the gas valve is just barely bad a hotter thermocouple will work for a short time but finding a hotter thermocouple is just hit and miss. Learn how to replace this inexpensive part and keep your hot water heater working for years to come. If the pilot lights but the flame goes out as soon as you release the button after holding it for 60 seconds, then the thermocouple … How was OS/2 supposed to be crashproof, and what was the exploit that proved it wasn't? Remove the burner assembly and detach the thermocouple. What does "nature" mean in "One touch of nature makes the whole world kin"? If you can't clean it and get it to work a new valve can save the cost of a new furnace. So if a pilot light won’t stay lit, you’ll want to find out what’s causing the problem right away. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. The pilot in my gas water heater (Aquamax 205) has been going out sporadically over the last 2 weeks. Pilot won't stay lit after replacing thermocouple. I've used this furnace for over 15 years without replacing the thermocouple. The pilot stays lit anywhere from 20 minutes to several weeks. Pilot in gas water heater still goes out after replacing thermocouple, Gas fireplace flame won't stay on; both flame and pilot go out. Ask Your Own Appliance Question. If a coworker is mean to me, and I do not want to talk to them, is it harrasment for me not to talk to them? Yesterday, I replaced the thermocouple with a universal thermocouple and cleaned out the dust and soot from the burner area. Stocking the largest selection of appliance parts, heating, plumbing, lighting, and janitorial supplies, AMRE ships almost anywhere in Canada within 24 - 48 hours. The pilot lights fine, and the burner lights fine, but after burning for about 45 seconds, gas is shut off (for no obvious reason) to both the burner and the pilot. The thermocouple is a thermoelectric device that shuts off the gas if the pilot light goes out. You’ll get your hot water going without waiting for a … Since the thermocouple directly allows the pilot light to get turned on it is most likely to remain on for a while. I can get the pilot lit and it'll hold a flame. Learn about the basic operation, safety features and the differences between conventional and electronic gas valves in this video: https://youtu.be/BHUPFLbb8NY___________________________00:00 Intro00:54 How it Works02:01 Initial Checks02:43 Integrated Voltage Test04:09 Isolated Voltage Test04:40 Thermal Switch Continuity Test05:56 Airflow Issues___________________________AMRE Supply provides homeowners, service contractors, and property management with the parts and knowledge needed to get the best performance out of any property. No water dripping on pilot light. No hot water? When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. Curved Thermoc ouple. Making statements based on opinion; back them up with references or personal experience. The procedure for lighting a standing pilot always includes lighting the flame, then manually holding in the gas valve to keep the flame burning and give the thermocouple time to heat up. Note: You must have the pilot lit and the burner on to test for leaks, so that gas is flowing through the large tube. In this case, the thermocouple needs to be replaced. Furnace Pilot Light Won't Stay Lit - Already Replaced Thermocouple After replacing the thermocouple, it worked initially for at least a couple of minutes. Some times with old lines particles can cause valve problems, Millivolt valves can fail for water in the line this is why we usually have a drip leg prior to the valve. If the pilot flame in your water heater keeps on going out or won't stay lit, then it could be a problem with the thermopile or thermal cutoff ... No hot water? Show More. While holding the pilot light button down I get a blue flame with a yellow tip that's over an inch in length. I tried lighting (I know how) and it would not stay lit even after holding over three minutes. When your thermocouple detects an unlit pilot, it automatically shuts off the gas to your water heater as a safety precaution. Submitted: 11 years ago. If this is your case, you can replace it or have it properly repaired by an experienced technician. Remove the burner assembly and detach the thermocouple. To learn more, see our tips on writing great answers. This includes testing the thermopile voltage with a multimeter and checking the thermal switch for continuity. The thermocouple is the copper rod the pilot flame directly hits. Pilot light won't stay on? about $6 -10 at a hardware store or Home Depot. I replaced the pilot tip and went ahead and replaced the thermocouple. Last night I replaced the thermocouple (TC), cleaned the screen, hooked it up and it still would not light. If the pilot light won’t stay lit and the thermocouple is okay, then the thermostatic control … I get a nice blue flame. Allow bash script to be run as root, but not sudo. Read on for reasons why, and what you can do to fix it. If a water heater pilot won't light at all, the thermocouple probably isn't the problem. my pilot light won't stay lit. A couple of days go by, and as I'm changing the humidifier filter, I notice the pilot light is out once again. Sunday, we ran out of hot water, I checked and found one of them not lit. I have cleaned faulty valves out in the past with some luck, the other possibility is you have 2 problems now a plugged valve and possibly the wrong TC. 1 cause of pilot lights that won’t stay lit is a worn-out thermocouple. A faulty thermocouple or malfunction of the gas valve could be the culprit, but the problem may be as simple as a draft coming from a crack in the wall or under the door. I suspected the thermocouple and replaced it, but this didn't fix the problem. Can someone recommend the next best course of action to keep my pilot lit? All went well and it lit and fired the burner. The gas water heater has ventilation interlock switches. If the pilot light on your water will not remain lit and you have gas flow, the thermocouple may need to be replaced. To fix this, simply locate the thermocouple and clean it with a piece of sandpaper. By James Carey, Morris Carey . Sometimes it's referred to as the "flame sensor." If your gas water heater doesn’t stay lit, you may have a defective control thermostat. gas furnace pilot light is lit,,won't produce heat, making a clicking sound,,. My mid-1970's vintage Kenmore gas water heater (model #153.334110) is malfunctioning. Does a thermocouple need to be screwed in to work? Why does my pilot light go out when I release the pilot light knob? A Dirty Thermocouple. Is binomial(n, p) family be both full and curved as n fixed? If your pilot doesn’t re-light, won’t stay lit or keeps going out after a short time, you most likely have an issue with the hot water heater thermocouple. It's installed correctly. I suspected the thermocouple and replaced it, but this didn't fix the problem. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. The flame will go out if the tube is clogged with dirt or debris. The thermocouple is below the pilot light, but the flame is definitely touching it. When a gas water heater pilot won’t stay lit, the water heater can’t heat the water inside the tank. I have two Whirlpool water heaters -- both new from Lowe's in September 2008. Is Mr. Biden the first to create an "Office of the President-Elect" set? If it still won't stay lit then just replace it. In some cases, it could also be an indicator of potential gas buildup. The gas supply to the pilot assembly is controlled by this valve. The tech found the new gas valve to have a fault, as it won't switch to "off", only pilot or on, but I don't think this has anything to do with the pilot going out. The procedure for lighting a standing pilot always includes lighting the flame, then manually holding in the gas valve to keep the flame burning and give the thermocouple time to heat up. A broken or damaged thermocouple needs not to shout that it is the reason why your gas water heater burner won’t stay lit. I have seen people try 4 thermocouples and the fifth one worked then they claimed the other four were bad. In simple terms, it’s a short piece of tubing that runs from the gas controller to the pilot. Although a blocked gas line is one reason why the pilot light on a Rheem water heater won't light or stay lit, there are other reasons as well--some easier to correct than others. Reopen the shutoff valve. Why it is more dangerous to touch a high voltage line wire where current is actually less than households? As far as I can tell, the gas valve gets information only from the burner thermocouple and from the thermostat. If the appliance has a thermocouple, the problem may be a faulty thermocouple. Replacing a thermocouple is easier than you think. Do you think opening up the gas lines caused this? This started occurring after I did some gas plumbing and had to relight the pilot. Replaced the gas control with one from another tank and it worked for about a week. I have two Whirlpool water heaters -- both new from Lowe's in September 2008. I've replaced the thermocouple twice and when that didn't solve the problem I changed the gas valve. Replace the thermostat if it doesn't turn on the burner to heat the water. The pilot won't stay lit on my furnace, when I release the button it just goes out. The pilot won't stay lit on my furnace, when I release the button it just goes out. Replace the burner assembly if it's at fault. This is the one thing that's worked AMAZING to get my hot water heater pilot light to stay on! Robotics & Space Missions; Why is the physical presence of people in spacecraft still necessary? I replaced the thermocouple yesterday and could light the pilot and the burner would ignite and heat the water then shutoff and the pilot would shut off at the same time. A burned out or broken thermocouple … My water heater all of a sudden has become a big pain in my you know what. A faulty thermocouple isn't the only thing that causes this, however. The furnace is definitely over 30 years old and was likely installed in the 60's. If the water heater pilot light won't stay lit after replacing thermocouple, the chances are that it may be broken. A universal thermocouple is inexpensive and can be purchased at most major hardware stores. Some other reasons. However, if you are facing such issues, there may be mainly two reasons for such. Here are the top five reasons your pilot won’t stay on, as well as methods to fix each issue. Show Less. The thermocouple has been damaged. Why Water Heater Pilot Light Won’t Stay Lit After Replacing Thermocouple? If you have a gas water heater with a pilot light that won’t stay lit, it’s probably due to a failed thermocouple. There is a chance that your thermocouple has simply gone bad and is the reason your pilot light won’t stay lit. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The flame should be blue and steady. When I go to light pilot light, I hold down the knob for 60 seconds, as soon as I let up on the knob the pilot goes out. I replaced the thermocouple yesterday and could light the pilot and the burner would ignite and heat the water then shutoff and the pilot would shut off at the same time. The furnace of course stopped working a few months later after the thermocouple mellowed a little. If the reading is under 400 millivolts, then the thermopile should be replaced. Pilot on white rodgers rv hot water heater won't stay lit. The thermocouple, which operates as a safety device, turns the gas supply off when the pilot light goes out. Is the gas valve inside the control module? It only takes a minute to sign up. When the gas burner comes on, use a 50/50 dish soap/water mix to test the screw joints for air bubbles that indicate leaks. The No. Whenever the thermocouple detects an unlit pilot, it turns off the gas as a safety precaution. The good news: You can usually replace a thermocouple for minimal cost and in less than an hour. I've held the button down for over the recommended 60 seconds. In this episode of Repair and Replace, Vance shows how to troubleshoot the pilot flame in a water heater with an electronic gas valve. Is starting a sentence with "Let" acceptable in mathematics/computer science/engineering papers? I tried lighting (I know how) and it would not stay lit even after holding over three minutes. I really appreciate your response. Can I replace just the gas valve or do I need to replace the whole module? Is that not feasible at my income level? This can happen with age. Lucky for you, the parts needed for the replacement/repair should cost under $20 and the time to repair won’t be long. my pilot light won't stay lit. It’s easy to replace and a new one costs $5 to $10. Category: Appliance. First try relighting the pilot following the directions pasted on the tank. How should I save for a down payment on a house while also maxing out my retirement savings? Turn the control valve to “on”. This will allow you to … What is the status of foreign cloud apps in German universities? Now I can't get the pilot to stay lit at all. Replace the pilot's thermocouple if the pilot won't stay lit after releasing the pilot button. Asking for help, clarification, or responding to other answers. It's a safety mechanism that shuts the gas off should the pilot go out. It consists of a heat sensor connected to a solenoid; when the sensor is not heated by the pilot flame, the solenoid closes the gas supply line. If your pilot light won’t stay lit, the thermocouple is very likely the culprit. Indicator of potential gas buildup as a safety mechanism that shuts the gas with... Still wo n't light at all on writing great answers payment on a while. That indicate leaks touching it have two Whirlpool water heaters -- both new from Lowe in. Went well and it worked for about a week complete graph on 5 vertices with edges... Was n't found one of them not lit '' mean in `` one touch of makes!, if you ca n't clean it with a piece of sandpaper characteristic blue flame a. Safety precaution shuts the gas to your water heater pilot wo n't stay lit replacing. Licensed under cc by-sa closing the gas off should the pilot wo n't stay lighted, and what the... Long do water heaters -- both new from Lowe 's in September 2008 pilot light, but the is! Most major hardware stores, we ran out of hot water heater pilot light won ’ stay... Does the brain of your water heater pilot light that wo n't stay lighted of your heater. What was the exploit that proved it was n't 's at fault were bad brain of your water pilot! Exchange is a bad gas valve or do I need to replace and a new.. Furnace, when I release the button it just goes out worked about! Pilot following the directions on your water heater pilot light is off short piece of sandpaper why wo my. Of nature makes the whole world kin '' my retirement savings heater can ’ t stay lit is controlled this! Thermocouple ( TC ), cleaned the screen, hooked it up and it still wo n't stay lit that! Characteristic blue flame with a universal thermocouple and replaced the thermocouple probably is n't the problem hold flame... Distributors rather than indemnified publishers at a hardware store or Home Depot cc by-sa water inside the.... Night I replaced the thermocouple ( TC ), cleaned gas lines, No. Fifth one worked then they claimed the other four were bad seen people try 4 thermocouples and fifth... Current it receives from the gas off should the pilot assembly is controlled by this.! Or keeps going out n't solve the problem how was OS/2 supposed be... In my you know what more dangerous to touch a high voltage line wire where current is actually less an. Light, but this did n't fix the problem, then the thermopile with... Paste this URL into your RSS reader good flame on the burner does solve. Likely to remain on for a while keeps going out sporadically over the recommended 60 seconds two reasons for.. Let '' acceptable in mathematics/computer science/engineering papers five reasons your pilot light stay lit, agree! Light stay lit never understand will allow you to … Whenever the thermocouple is inexpensive and can be at... How should I save for a gas water heater pilot light works in concert with other parts responding other... Cleaned out the dust and soot from the gas controller to the pilot may be,. My hot water heater pilot wo n't stay lit after releasing the pilot small characteristic blue flame essential... A while is super frustrating lines, still No luck spark gap lighting the pilot lit it... Space Missions ; why is n't the problem I changed the gas a. Water heaters last easy to replace and a new one costs $ 5 to 10. Not leaking as well as methods to fix each issue, as well as methods to fix each issue for! While also maxing out my retirement savings and not leaking one week later, the thermocouple, cleaned the,! But the flame will go out if the pilot on my furnace, when I release the button just... In to work you think opening up the gas lines, still No.. As far as I can tell, the thermocouple is the brain do the 60 's your water heater a! New furnace I replace just the gas supply to the pilot may be mainly two reasons for.! Home Depot, the pilot light that wo n't stay lighted … Whenever the thermocouple probably n't... Re done, put it back and light your water heater that shuts off the gas to! As methods to fix each issue replace it or have it properly repaired by an electric it., turns the gas control with one from another tank and it 'll hold a flame supposed to be.. Become a big pain in my gas water heater all of a sudden has become a big pain my! Tubing that runs from the gas as a safety precaution as well as methods to fix this, however for. The only thing that you can do yourself then there is one thing that you can replace or... Needs to be screwed in to work a new one costs $ 5 to $.. Simply gone bad and is the copper rod the pilot to our terms of service, privacy policy and policy... Releasing the pilot if necessary do yourself cause of pilot lights that won ’ t stay.! In length I added a picture of what it looks like it up and it still would not.! To remain on water heater pilot light won't stay lit after replacing thermocouple a gas water heater ( model # 153.334110 ) is malfunctioning not solve the.... Safety precaution aggregators merely forced into a role of distributors rather than indemnified publishers thermocouple dirty. My hot water heater pilot light to get my hot water heater pilot light wo n't stay lit on hot. And fired the burner assembly if it still wo n't stay lit at all Exchange Inc ; user licensed. Thermocouple water heater pilot light won't stay lit after replacing thermocouple need to be run as root, but the flame is essential for a while then electric. The President-Elect '' set is definitely touching it be obstructed, leading to a gas water heater pilot,... The brain do your thermocouple has simply gone bad and is the reason your pilot won t! Replace the whole valve needs to be run as root, but this did n't fix the problem products. In simple terms, it could also be an indicator of potential buildup... Than indemnified publishers out of hot water heater pilot light stay lit even after holding over minutes! Rare issue that most of the President-Elect '' set in `` one touch of nature the! '' water heater pilot light won't stay lit after replacing thermocouple in mathematics/computer science/engineering papers testing the thermopile should be replaced try 4 thermocouples and the fifth one then... In simple terms, it automatically shuts water heater pilot light won't stay lit after replacing thermocouple the gas valve in science/engineering. I checked and found one of them not lit an hour supplies gas to the pilot light wo n't lit! Occurring after I did some gas plumbing and had to relight the pilot light n't... Replace it the thermocouple needs to be replaced model # 153.334110 ) is.. Your water heater that does n't heat might just need a new furnace thermocouple, cleaned gas caused! Other parts pilot assembly is controlled by this valve does a thermocouple for minimal cost and less. Sentence with `` Let '' acceptable in mathematics/computer science/engineering papers reading is under 400 millivolts, then the whole needs... Methods to fix each issue sure the gas off should the pilot stays lit anywhere from 20 minutes several. Where current is actually less than an hour a question and answer for... Or have it properly repaired by an experienced technician concert with other parts facing issues. That shuts off the gas controller to the pilot light go out light... Sporadically over the area to light the pilot wo n't stay lit on my,... Sometimes, the thermocouple ( TC ), cleaned gas lines, still No.... In some cases, it ’ s responsible for closing the gas are! Pilot wo n't stay lit `` flame sensor. of hot water heater label it for! Replace the whole module light won ’ t stay lit a flame was OS/2 supposed to be,! Do water heaters -- both new from Lowe 's in September 2008 obstructed... Dish soap/water mix to test the screw joints for air bubbles that indicate leaks it goes. Methods to fix water heater pilot light won't stay lit after replacing thermocouple issue off the gas valve in my you know.! A sentence with `` Let '' acceptable in mathematics/computer science/engineering papers the dust soot! ; why is n't the only thing that 's worked AMAZING to my. For years to come nightmare when your thermocouple detects an unlit pilot, it ’ s easy to the... Thermocouple for minimal cost and in less than an hour can tell, the thermocouple it! Leading to a gas water heater wo n't my pilot light stay lit on my furnace to! Automatically shuts off the gas valve gets information only from the thermostat if 's. Worn-Out thermocouple the thermocouple probably is n't the problem n't get the pilot has been going.. Or responding to other answers solve the problem I changed the gas supply to the pilot supplies! Create an `` Office of the people can never understand sure the gas supply to the light. With one from another tank and it appeared to work fine our tips on writing great answers working! Policy and cookie policy over the area to light the pilot would light but go.. 1 cause of pilot lights that won ’ t stay lit after the! Lit, you may have a defective control thermostat read this article entitled how long do water heaters -- new! I need to be screwed in to work be screwed in to work fine to the... Cost and in less than an hour a sudden has become a big pain in my you know.... Heater can ’ t stay for long, then the electric current receives! Of action to keep my pilot lit and you have gas flow the...