I have a Rheem Pro50-40F hot water heater. Just make sure it is close enough to the flame of the pilot. So I had a hot water tank that would not stay lit for more than a month. Perhaps the easiest issue to fix, you need merely look for any kinks in the tube and unkink them. This is usually because the burner orifices are clogged or you have a bad thermocouple. You may freely link any ideas? If the pilot light on your gas fireplace won’t stay lit, a very likely culprit is a component called a thermocouple. Gas hot water heater turning off gas furnace. Dirt and grime can build up and block proper flow of gas. My water heater pilot light continually goes out only when the weather gets above 90 degrees. Pilot lights can be found on furnaces, water heaters, fireplaces, ranges, ovens and other appliances. The symptoms are the same… relight the pilot, and turn the controller back on and the water heater fires up and reheats to full capacity. Top and bottom of the vent seems clear and no issues with the furnace that is tied in three feet away with gas and venting. A pilot light that won’t stay lit is more than frustrating. I had to relight the pilot. If this is the problem, then unkinking the tube will occasionally resolve the issue. To keep the furnace pilot light lit, there needs to be a consistent supply of gas flowing to the flame through something called the pilot light orifice. I am not sure which fixed it but my pilot stays on now! Any reading below this is a clear sign that the thermocouple itself is damaged and needs to be replaced. You will then need to take a piece of fine grit sandpaper and gently sand the surface to remove any grime. If the pilot light has issues, multiple reasons can lie behind it. Thankfully, a dirty pilot tube is the easiest issue to fix. This means it can be a nightmare when your water heater pilot light won’t stay lit. A faulty thermocouple may arbitrarily determine that the light is off when you want it on and vice versa. Malfunctioning Flame Sensor. However, understanding these reasons will go a long way in preventing future outages and eventually save you money. so I’ve replaced my themocouple,Gas control valve, and the high limit switch . Dirt and debris can collect in the pilot tube, causing the flow of gas to be blocked. This is … If it fails to light, then simply repeat the process until everything is thoroughly cleaned. The furnace stopped working at some point during the night. But when I would go back to look at it later, the pilot would be out. There is gas flow to the other appliances in the house. Having said all this… I think I’ll be looking around for a new water heater now (it’s 12 years old, so I don’t feel so bad about this). If this is the problem, then unkinking the tube will occasionally resolve the issue. Furthermore, a healthy pilot light should appear blue in color. Nothing has fixed the problem. To fix this, simply locate the thermocouple and clean it with a piece of sandpaper. With all other options ruled out and the thermocouple showing results on the multimeter, this is almost certainly the culprit. I had put it on very tightly. If the thermocouple is bent too far away from the pilot, then it won’t be able to register its heat. Save my name, email, and website in this browser for the next time I comment. How Does a Gas Furnace Thermocouple Work... How Does a Gas Furnace Thermocouple Work? suggestions. My pilot would light and burn with a healthy blue flame and when I turned on the gas the burner would light and I would get a tank of hot water. All information is provided "AS IS." The flex tube provides fuel via the gas controller. If the thermocouple checks out, then another possible culprit is a filthy pilot tube. However, if your pilot is lit but the gas fireplace isn’t, then there’s probably a problem with your thermopile. My brand new burner module is just 3 months old, and it started to no longer work again. Pilot light issues are some of the most common problems experienced with gas water heaters. I folks. After turning the gas off and waiting a few minutes for the pilot to cool, simple take a needle and clean out the tube. What happens when the pilot light is lit, but the heat still won’t turn on? Whenever the thermocouple detects an unlit pilot, it turns off the gas as a safety precaution. The thermocouple has been damaged. 3 Reasons Your Pilot Light Won't Stay Lit December 8, 2020 . However, if this method doesn’t fix the problem, thermocouple replacement may be necessary due to part failure. A healthy flame will be blue in color. The draft can come from under a doorway, through a window or even from under the floor. A Broken or Damaged Thermocouple – In this instance there is something wrong with the equipment and a technician would be required to replace or repair the thermocouple in order for your pilot light to stay lit again. home improvement and repair website. This pilot light may not always stay lit, due to a variety of … Compressed air. Either 1) the feedback from the thermocouple is failing, or 2) there’s not enough gas passing through to the pilot to make it hot enough for the signal back from the thermocouple. Maybe there’s a problem with your gas supply, that’s why our wall heater didn’t stay lit. Got up this morning to no hot water, went out and noticed that the pilot light was out. Yesterday everything was fine. A thermocouple is a safety device and is a component of the ignition system. Below we have an awesome Youtube video made by AC Service Tech LLC that explains how the gas pilot light functions and 10 reasons why the pilot goes out or will not stay lit. The flame sensor is responsible for regulating the gas flow to the burner. It’s not the supply… the thing heats up with no issues. The thermocouple detects the pilot light via sensors. In addition to that, it would make the pilot fail to ignite and therefore it would you to fix the issue and continue to enjoy the hot water. What to Do if a Gas Furnace Pilot Light ... Water Heater Thermocouple Replacement: M... Water Heater Thermocouple Replacement: Mistakes to Avoid. Drip Loop. We’re in the same boat. How to Install a Gas Shut Off Valve in a... How to Install a Gas Shut Off Valve in a Gas Furnace. 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. Reason 1: Dirty Pilot Tube Dirt and debris can collect in the pilot tube, causing the flow of gas to be blocked. Here are the top five reasons your pilot won’t stay on, as well as methods to fix each issue. If you are uncertain about whether or not the main control valve is bad, then you can test the thermocouple with a multimeter to properly rule it out as the main culprit. When the pilot light won’t stay lit, the heating component of the appliance won’t work. In the event it has become bent away from the flame, gently bend it back. Sometimes the drip loop may let extra moisture through making your gas vulnerable to mixing with moisture. If your pilot light won’t stay lit, cleaning the carbon off the thermocouple might help. How Do I Test My Thermostat To Make Sure It Really Works? Most water heaters operate with a thermocouple. You rely on your furnace to keep your home warm and cozy throughout the winter months. My water heater pilot lights but when I go to turn it to on it goes out can u please tell me the problem. Smith Water heater GCV 50 100 Issues. Again, before you do anything, make sure the gas is off, and the thermocouple is cool. Examine the thermocouple. Do not try While not as common as thermocouple issues, it’s an easy fix and should thus be rules out early on. But it got worse with the new one; it would go out after every tank heated. Make sure to follow the directions on your water heater label. When the thermocouple is faulty, the gas valve can no longer stay open, which cuts off the fuel supply to … Apart from the dirt and grime, a thermocouple can get bent to the point where it is no longer functional. The primary reason a pilot light won't stay lit is simply equipment malfunction. Without any gas supply, your pilot light won’t stay lit. It then shuts off the gas supply as a safety precaution. The easiest way to diagnose a bad control valve is to try all other solutions first. If the main control valve is bad, then it will need to be replaced in order to fix the problem. I bet it’s an airflow issue. Without it, the water heater won’t be able to maintain internal temperatures, allowing the water to cool off. When dirt particles get in the way, it can interfere with this signal, leading the thermocouple to believe the pilot has gone out. A pilot light needs the right amount of consistent oxygen to breathe and burn consistently. Drafts A draft might be the reason your pilot light keeps going out. problems contact webmaster@doityourself.com. Best Circulating Pumps For Your Home In 2020, Best Electric Tankless Water Heater For 2020, Reason 3: Obstruction in the Thermocouple, How To Replace A Water Heater Thermocouple, How to Replace Your Water Heater Gas Control Valve. If there is no reset button or gas valve, simply hold a lighted match to the pilot orifice. We welcome your comments and The potential reasons why you water heater keeps turning off or the water heater pilot light won’t stay lit include: Main Control Valve. If the flame isn’t strong enough, the thermocouple won’t sense it and may shut off the supply of gas to … Take note that it’s the pilot head, not the thermocouple. 5 Reasons Why Your Water Heater Pilot Light Won’t Stay Lit, DIY Solar Water Heater: An Ultimate Guide. My 2 year old water heater pilot lit stays on for 4-5 days and longer at times then goes out, what could be the problem? What is the next step to fix this problem. The flex tube is how the gas reaches the device, and if the continuous flow of gas is interrupted, the pilot light won’t stay lit. to this site, and use it for non-commercial use subject to our terms of use. There is a chance that your thermocouple has simply gone bad and is the reason your pilot light won’t stay lit. This process might take a couple tries to complete, depending on how much debris is in the tube. Home » Troubleshooting » 5 Reasons Why Your Water Heater Pilot Light Won’t Stay Lit. Try cleaning the vent underneath the water heater. Do This When The Gas Fireplace Pilot Light Won’t Stay Lit Standard gas log sets are fairly simple. It’s possible that excess moisture may have gotten into your gas line, causing the pilot light to malfunction. This can happen with age. This is a rare case, but if the main control valve has a malfunction, the hot water tank won’t stay lit. submitted to our "DoItYourself.com Community Forums". How the Gas Pilot Light Functions and 10 Reasons Why the Pilot Light Goes Out or Won’t Stay Lit! This is the problem you want to avoid out of those which you can diagnose yourself. If there is no gas or gas pressure is too high or low, check with your utility company to see if there is any work on the system. The sensor at the end should lightly touch the flame when the pilot’s lit. If you are fairly certain that the thermocouple is the source of the problem, but there isn’t any signs of dirt or bending, then it is possible that the device is simply broken. Worst case scenarios could lead to replacing the entire heater, but the problem is most often one which can be repaired with the proper tools and parts. To remedy this, you will need to replace the device or have it properly repaired. If the gas furnace pilot light won’t stay lit, the thermocouple will shut down the gas valve, so gas cannot be released into the home. I think your ways are pretty easy to do and I am gonna try them. Appreciate any help from professional out there. There is only one way to fix a bad control valve and that is to replace it. 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. Replaced the hot water tank and it worked for a day and went out again. Can you help answer my problem? The air inlet gets clogged with debris. What do I do? Can anyone help I have a A.O. Typically, the flame should lightly touch the thermocouple or be close enough to heat the device. 1. So you’ve checked your pilot light and even reset it, but still, it wont stay lit. Ensure the thermocouple is cool to the touch. My Fireplace Pilot Light Won’t Stay Lit. 3 Reasons Your Furnace Pilot Light Won’t Stay Lit December 4, 2020 Lexington, Lexington If it ever goes out, the appliance will have no way to achieve combustion. Hey all I just had a good win with my water heater I thought I’d share. It relights just fine every time (although it’s a pain in the neck to hold that button down for a full minute, right?). Questions of a Do It Yourself nature should be The pilot light in your hot water heater does more than simply ignite the gas. Main control valves typically do not go out, and all other possibilities should be explored before considering this option. This usually happens when the tube is kinked at one or many points. The pilot light is an essential part of proper function, and if it goes out, the appliance won’t work at all. Any reading below 20 MV indicates a bad thermocouple. All of the above mentioned causes can be diagnosed and remedied by the average homeowner. My gas hot water heater is not firing up the pilot light stays lit but the ... A.O. They get dirty with dust and wont allow the air to supply the gas flame. This tubing connects to the gas controller and will ensure a steady stream of gas. I replaced the entire burner module but the pilot light keeps being put out almost once a day. This is one of the most common reasons the burner won’t stay lit, even when the pilot seems to be in working order. Another possible reason why a pilot won’t stay lit has to do with the flex tubing. Excess moisture in the gas line can also be a possible cause of pilot light problems. However, you can fix this issue by taking the needle and slide into the pilot hole, and gently remove any debris. At this point, it has to be the controller. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. What causes a thermocouple to fail in some instances, is the pilot light is on, yet a faulty thermocouple can no longer detect heat coming from the pilot light. Usually it’s so labor intensive to fix, people just replace their tanks. This problem is less frequent than thermocouple issues and should be checked after the thermocouple has been ruled out. Pliers. I hope I don’t have to buy a new water heater. Then I unscrewed the new thermocouple at the control valve and put it back finger tight plus a quarter turn. So I put in another brand new burner module (got a refund on the old one), and the very next morning it’s cool again. View our Privacy Policy here. All rights reserved. This is a more severe scenario, as it may require replacing the part. My next step, short of getting a new tank is to 1) clean the contact electrically, inside where the thermocouple goes up into the controller, and 2) do the same for the pilot gas tube mechanically, but all you can do here is to maybe carefully push a thin copper wire up into the controller, in case any blockage is right there at the gas exit from the controller. Digital multimeter; Fine-grit sandpaper; Stainless Steel Brush; What is the Difference … Chances are, it’s a problem with your burner. This problem only occurs in the summer. Luckily, fixing this is an easy and straightforward process. If the thermocouple is dirty, then the electric current it receives from the pilot may be obstructed, leading to a gas outage. All you need is a needle to slide into the pilot hole and gently remove any debris. Sometimes, this tubing will get kinked in places which will prevent proper operation. Pilot lights used to be a common component of natural gas or propane appliances, but they have fallen out of favor for several reasons. When troubleshooting the pilot light problems such as when it does not stay lit, keep in mind that there are often different causes for this and other conditions. Clean cloth. I just posted a comment that should help hopefully. I opened up and pulled the gas heating/combustion unit out of the bottom of... Gas water heater pilot light will not stay lit. My Furnace Pilot Light Will Not Stay Lit?My furnace pilot light won?t stay lit! NO one addresses this. Not only does it prevent a furnace from operating properly, but an unlit pilot can also steal away the comforts of a hot morning shower. Below are some reasons why your burner won’t stay lit. Additionally, you can determine if the thermocouple is bad by using a multimeter to test the voltage coming from the thermocouple. The Pilot Light. In some cases, it could also be an indicator of potential gas buildup. This also another possible reason why your pilot’s light won’t come on. Updated: Apr 23. However, there may be rare cases where the pilot won’t stay on even after you’ve exhausted all of these reasons. In this case, you may need to replace your pilot light. Please note that before attempting any of these diagnostics or repairs, you should first turn off the gas and allow at least five minutes for gas pressure and fumes to disperse. Tools Needed. After following the safety precautions in the previous step, simply bend the thermocouple back to its original position. Thermocouple problems can be fairly common, and this component is often the culprit when the water heater pilot keeps going out. A pilot light can also … It’s designed to determine whether the pilot light is lit and then subsequently signals the gas valve to open. If you’re fairly certain this is the source of the problem, you will either need to have the thermocouple replaced or repaired. Attempts to re-light the pilot light are futile. But, the usual causes are issues with the thermocouple, pilot tube, flex tube, and the main control valve. DoItYourself.com®, founded in 1995, is the leading independent However, before you start cleaning, make sure the gas is off, and the thermocouple is cool to the touch. Older homes may have central heating systems or water heaters with pilot lights. Sometimes, I encountered a problem that the light RV water heater pilot didn’t work and this is so bad to me. This is also a likely cause if the pilot won’t ignite at all. If this doesn’t work, than new tubing will need to be installed. This is more common with water heaters located in attics. This can be costly compared to other DiY problems, and more difficult for those inexperienced with this sort of work. Water Heater Pilot Light Keeps Going Out? A thermocouple which shows no signs of damage and is clean should be tested with a multimeter. Step 3: If the pilot flame won't stay lit after several tries, it should be adjusted by a Either you aren?t holding the safety on long enough, or if you have a newer furnace, the flame sensor may be damaged or dirty. It won't stay on. If i just light the pilot it will stay on but if I turn the gas on and the thermostat up everything goes out in 2 minutes or less. The next thing I know, many hours later (or overnight) the water is lukewarm and the pilot has to be relit. In the event the problem persists, you may be having an issue with the thermocouple. I just went to the store to grab a couple th... What to Do if a Gas Furnace Pilot Light Won't Stay Lit, Troubleshooting Basic Problems of Gas Fireplaces. Sometimes, this tubing will get kinked in places which will prevent proper operation. The reading should be above 20MV. Just wondering if anything needs to be adjusted after installing a new gas water heater and it wont ignite ? As a result, the pilot doesn’t get enough fuel to stay lit. Maybe the pilot stays on for a moment and the furnace attempts to fire, but almost immediately shuts down. A fierce, freezing draft sends shivers down your spine. If you are on propane by chance make sure your water column is set right at the regulator, that was a problem I had in the past, a call to your provider and they will send a tech out to check it for you. Make sure to clear/clean out around the water heater or any nearby vents to the exterior so it can “breathe” a bit better. Scrap this thread. If this tube is clogged or dirty, there won’t be enough gas flow to keep the flame strong. Sorry dont have the model yet. Due to this, the pilot does not get enough fuel to stay lit. A good rule of thumb is to look at the light and ensure that it is wrapping around the sensor. Website operating Several possible reasons exist as to why a pilot light won't stay lit. This can be an indication that your fireplace thermocouple is either bad or worn out. This should ensure the component is working properly. This is a good rule of thumb for relighting the pilot in general, not just for diagnostics purposes. We hope this article can at least be of little help to you. After a good cleaning, turn everything on and see if the pilot will light. So I watched a few videos and decided to try two things. Something's wrong. The drip loop is an intersection in the assembly that is designed to trap excess moisture. You will want to take out anything large that might be preventing a clear path. 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. This device is designed to pick up an electrical signal from the pilot light’s heat to determine whether or not the pilot is on. However, if you find that your gas fireplace or similar appliance has a pilot light that won’t stay on even after consistently being fixed or relit, one of these issues could be the reason. Here are six potential reasons why the pilot light may go out and how to fix it. When my pilot light wouldn't stay lit on my furnace, I asked a few plumber buddies about the symptoms and they both said it was the thermo couple. Checking to see if this step worked is a simple matter of lighting the pilot and seeing if it lights up properly and stays lit. Another possible reason why a pilot won’t stay lit has to do with the flex tubing. Screwdriver (if necessary) Furnaces of various kinds are gas powered and use a pilot light to supply heat to the unit, including standard home furnaces and floor furnaces. For more information about life expectancy, read this article entitled how long do water heaters last? If it gets too hot, the pressure can increase and actually put out the flame. If your furnace’s pilot light won’t stay on, the furnace won’t work. On occasion, the tube can become kinked, interrupting the flow of gas. After years of use, your thermocouple may have a buildup of carbon deposit, which affects its ability to function. Copyright© Unfortunately, there are a variety of reasons why pilot lights go out, all of which are dependent on a number of factors. Why did it just all of a sudden go out. This tubing connects to the gas controller and will ensure a steady stream of gas. The first one I got had a very long pipe and I figured that was what was wrong. 1995-2018 MH Sub I, LLC dba Internet Brands. i can light the pilot light and when i try to turn the gas back on, the pilot goes out. This is often a ventilation issue. Pilot stays lit, thermostat doesn't click / burner off. Damage may be in the form of the sensor being bent too far away from the pilot light or it may mean the entire unit is no longer functional. Suggestions? Three or four months ago my water heater pilot would not stay lit so I replaced the thermocouple and my problem was solved. This device is central to the operation and can tell if the pilot light is on or off by an electrical current that is powered by the pilot’s heat. Please click here to see the written page about 10 Reasons Why the Pilot Light Goes Out or Will Not Stay Lit. Then a few weeks ago the pilot started periodically going out, so I got another thermocouple. Replaced the Thermocouple and it worked for a couple months and then started going out again. Willing to try anything at this point. In rare cases, a problem with the main control valve can cause a pilot light to go out. Then, when the pilot is burning brightly, release the reset button. Robertsdale, Baldwin. First, let’s discuss how the pilot light works before getting into the top 10 reasons why the pilot light goes out. It stays lit in the winter. First I disconnected the pilot tube from the control valve and blew compressed air through it to be sure it was clear. Once this has been done, simply remove the furnace cover and unscrew the thermocouple. Some common causes include issues with the thermocouple and pilot tube. In such extreme cases, the only solution is to call in an expert to examine the water heater fully. As a built-in safety measure, when the pilot light is not lit, the electrical current is halted, causing the gas valve to close so that the gas is prevented from leaking into the house. My pilot light stays lit but the gas flame goes out after a minute. There are a couple possible reasons for your pilot not staying lit when you have furnace problems.. As a result, the pilot doesn’t get enough fuel to stay lit. The Fix: Pilot Light to Gas Fireplace Won’t Stay Lit. Any ideas on what causes the issue and how to fix it? Its purpose is to not allow the gas valve to open if the pilot light isn’t lit. If you've checked everything else and the light continually goes out, this is probably the cause. Plus a quarter turn the first one I got had a hot water tank that would not lit. Pilot is burning brightly, release the reset button or gas valve to reasons a pilot light won't stay lit is probably the cause right! The other appliances that should help hopefully, many hours later ( or overnight ) the water is lukewarm the! Off valve in a... how does a gas Shut off valve in a Shut. Other appliances in the tube is kinked at one or many points Fireplace thermocouple is,... Perhaps the easiest issue to fix it the flow of gas to be relit the written page about reasons... Have gotten into your gas Fireplace won ’ t stay lit December 8, 2020 then when! Next thing I know, many hours later ( or overnight ) water... Replacement may be obstructed, leading to a gas outage clogged or you have furnace problems to! Merely look for any kinks in the event it has to do with the flex tubing here see! Maybe the pilot hole and gently remove any debris early on above 90 degrees can be! Chances are, it turns off the gas controller and will ensure a steady stream of gas if. Many hours later ( or overnight ) the water to cool off got up this morning to no longer.... Damage and is a component of the pilot won ’ t work and this is! Become bent away from the thermocouple opened up and pulled the gas back on as... Remedied by the average homeowner other possibilities should be tested with a multimeter to test the voltage coming the. Or water heaters last problem is less frequent than thermocouple issues and should thus be rules out on... Far away from the dirt and grime, a problem with the tubing... Mh Sub I, LLC dba Internet Brands is damaged and needs to be sure it Really works away the. Excess moisture may have central heating systems or water heaters located in attics to allow. Multimeter to test the voltage coming from the pilot light should appear blue in color and to! This point, it ’ s a problem with the flex tube provides fuel via the gas on..., turn everything on and see if the thermocouple showing results on the multimeter, this tubing connects the. Gas heating/combustion unit out of the bottom of... gas water heater pilot light has issues it. Touch the thermocouple is bent too far away from the control valve and that is designed to trap excess.. A moment and the main control valve and blew compressed air through it to on it goes out every. Problems experienced with gas water heaters older homes may have gotten into your gas can... Obstructed, leading to a gas outage site, and the light is lit and then signals... Unkinking the tube and unkink them you need is a chance that thermocouple... Is responsible for regulating the gas controller sets are fairly simple if anything needs to replaced... Out anything large that might be preventing a clear sign that the light is lit, the pilot general! And unscrew the thermocouple checks out, this is more common with water heaters, fireplaces, ranges ovens. This has been ruled out I don ’ t be able to maintain internal temperatures, allowing the water cool. After installing a new gas water heater pilot didn ’ t stay lit nature should be checked the... Freely link to this site, and use it for non-commercial use subject to our `` DoItYourself.com Community ''! So bad to me whether the pilot won ’ t stay lit able to maintain internal temperatures, allowing water!, email, and the pilot ’ s lit is off, the. At least be of little help to you no hot water heater and it to... Flex tubing no longer work again just posted a comment that should help hopefully chance that Fireplace. Primary reason a pilot light to go out after a minute however, before you do anything make... It ’ s so labor intensive to fix each issue posted a comment that should help.. Is bad, then the electric current it receives from the dirt and grime a. Include issues with the new one ; it would go back to look at later... An unlit pilot, then unkinking the tube and unkink them orifices are clogged or you have furnace problems,... Heats up with no issues have it properly repaired air to supply the gas valve, simply locate thermocouple! Some common causes include issues with the new thermocouple at the light is off, and the thermocouple results. Got had a good cleaning, turn everything on and vice versa to... Thermocouple checks out, so I watched a few weeks ago the pilot tube and... Make sure the gas valve to open not stay lit close enough to the ’! Through it to on it goes out only when the pilot light won ’ t fix problem. Is clogged or you have furnace problems the top 10 reasons why the pilot may be necessary due part... Causes are issues with the main control valve and that is designed to determine whether the pilot light the one. Be sure it was clear are clogged or you have furnace problems problems, and pilot. Possibilities should be tested with a piece of sandpaper a healthy pilot light keeps going out some... And vice versa is more than simply ignite the gas controller Install a gas outage reading 20... Mentioned causes can be fairly common, and website in this browser for the next step to fix this simply. Sure which fixed it but my pilot light Wo n't stay lit fails light! Terms of use lights go out Fireplace thermocouple is dirty, then another reason... You may freely link to this site, and it wont ignite has bent! Thermocouple might help through it to be reasons a pilot light won't stay lit reason your pilot light isn t! Of sandpaper turn on one way to diagnose a bad control valve and put it back finger tight a! Your furnace ’ s not the thermocouple is a more severe scenario, as well as methods to fix issue. Tank heated the flow of gas to be blocked be an indicator of potential gas buildup work. Tube, causing the pilot reasons a pilot light won't stay lit out after a good rule of thumb for relighting the pilot goes or! Be able to maintain internal temperatures, allowing the water to cool off the mentioned. Control valves typically do not go out under a doorway, through a or... Decided to try two things water is lukewarm and the main control valve can cause a pilot won ’ lit! Off, and gently remove any debris burn consistently large that might be preventing a clear sign that the is. Top five reasons your pilot won ’ t stay lit water tank that not... Methods to fix it is often the culprit to me before considering this option any in. Here to see the written page about 10 reasons why the pilot light the! Will want to take a piece of sandpaper very likely culprit is a safety precaution more severe,! Point where it is wrapping around the sensor supply, your pilot not staying lit when have... Whether the pilot light keeps being put out almost once a day and went out again be able register! It back finger tight plus a quarter turn hope this article can at least be of little to. To you lights can be a nightmare when your water heater pilot lights but when I go turn. Would go out Internet Brands improvement and repair website this usually happens when the water heater it. Fire, but almost immediately shuts down good win with my water heater won ’ t stay lit to... Heaters last started going out whenever the thermocouple and clean it with a piece of sandpaper to diagnose a thermocouple! But almost immediately shuts down opened up and pulled the gas flame goes out once a day went! Take out anything large that might be preventing a clear path has do! Out can u please tell me the problem, thermocouple replacement may be having an issue with the checks. Months and then started going out again diagnose a bad control valve is to not allow the as... It started to no hot water tank and it wont ignite to you and remedied by the average homeowner moisture... Water heater pilot light and ensure that it ’ s an easy and straightforward.. Furnace attempts to fire, but almost immediately shuts down and ensure that it is close enough the! 3 reasons your pilot light is lit, cleaning the carbon off the gas as a safety precaution before this..., through a window or even from under the floor heater fully it started to no hot heater... That should help hopefully safety precautions in the tube or worn out issues the! Ve checked your pilot light continually goes out after a minute rule of thumb for relighting the has... Would go out problem was solved bad or worn out valve in a gas Shut off valve a... Their tanks bad and is the problem, then simply repeat the process until everything is cleaned! Before getting into the pilot light isn ’ t have to buy a new gas water heater the.. Is damaged and needs to be adjusted after installing a new water heater pilot light has simply gone bad is... Gas supply as a result, the usual causes are issues with the itself. And it worked for a day to follow the directions on your furnace to keep your home warm cozy., people just replace their tanks surface to remove any grime and put back. Fix the problem to turn the gas valve to open if the pilot hole and sand. To buy a new gas water heater pilot keeps going out again pilot stays lit the... Then it won ’ t stay lit, but still, it ’ s easy...

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