Answer Save. 2. 13 Common Water Heater Problems (Tricks to Fix), How to Turn on a Water Heater (12 Precautions to Follow), 13 Common Reasons Why Your Water Heater Making Noise, 9 Common Reasons Why No Hot Water (Tips to Fix). So what’s the deal? Very frustrating! Before removing the thermocouple, ensure the gas is turned off, and the thermocouple is cool. I am not a professional, just documenting how i repaired the hot water heater's pilot light to stay on. As a result, the pilot doesn’t get enough fuel to stay lit. Technician indicates the whole water heater needs to be changed. Gas water heater pilot light won't stay lit. When the pilot light goes out for any reason, the thermocouple closes the burner's gas supply valve to prevent gas escaping and filling your house. I just had the same problem. Reason 1: Dirty Pilot Tube. Gas fireplace won’t stay lit, but the pilot light does If the pilot light remains lit, but the gas fireplace doesn’t, it likely indicates an issue with your thermopile . This pilot light may not always stay lit, due to a variety of … Before you resort to changing the tubes, ensure that you’ve conducted all other checks because flex tube problems are generally less frequent. 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. Any advice? Compressed air. This usually happens when the tube is kinked at one or many points. How to fix: If you suspect that there is a fault with the electrical wiring, call an expert to check the wiring. If this fails, try switching to a lower temperature and then back to see if the burner ignites. Damaged Thermocouple Solutions: Dealing with a broken thermocouple is somewhat techy, and as such, you may require the expertise of a technician if you’re not one. After taking the necessary precautions, clean the pilot tube with a small needle. Your heater's pilot light allows the burner to cycle on and off while maintaining the water in the tank at a constant temperature. In case you’re wondering how this stops your tankless gas water heater from working, your pilot tube may be choked or totally blocked by dirt, and the gas will be unable to flow as it should. If you noticed that the thermocouple is bent, you could fix the problem by bending it back towards the pilot. This is otherwise known as jump-starting the thermocouple. How to fix: In most cases, it is advisable to change the burner entirely, but first you can conduct some preliminary checks. To start the process, turn off the gas and wait for the tube to cool. 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. Hiring a technician might incur extra expenses, but it might also be keeping you safe, which should be a top priority. Here are 5 reasons why your pilot light won’t stay lit and how you can fix it. Once the thermocouple detects that the pilot light isn’t lit, it turns the gas off as a safety measure. If you’re unsure, use your multimeter to check the controls. Another reason why your pilot may be unlit may be as a result of a broken thermocouple. This equipment is the core reason why your water heater functions, it also knows if the pilot light is on or off through an electric current that draws power from the pilot’s heat. Gas heaters, whether they warm up air or water in a home, rely on a pilot light to trigger the flame of the actual heater. Thermocouple. 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. I have a Rheem gas Hot Water Heater, Model 3 21Z40-7, on which the pilot light continues to go out. A faulty main control can be the reason why the pilot light won’t stay on. If the above procedure proves futile, repeat the process, and elongate the waiting time to 60 seconds. I have a Gas Wall Heater and the pilot won't stay lit. This usually happens when the tube is kinked at one or many points. Thermocouples can be repaired if it is only slightly damaged. Once cooled, use a needle to clear anything that may block the flow of gas. If you need help with your water heater and aren’t sure what the issue is, please let us know what you need and one of our professionals will assist you. You need to troubleshoot and check your water shower. Why a Water Heater Pilot Light Won’t Stay Lit The primary reason a pilot light won't stay lit … On the plus side, hiring a technician or a handyman ensures that you don’t damage anything else, which will also cost more to fix. This is another issue that occurs less frequently, so you must eliminate other possibilities before assuming the fault is from the main control. Look for the pilot valve on your furnace and try to locate the on/off knob, turn the knob to “off.”, The pilot light should be close to the gas burner tube, watch it closely. However, if you are facing such issues, there may be mainly two reasons for such. Switch your thermostat to heat mode and get it up to about 80 degrees to keep it going. We will love to hear your thoughts in the comments section below. The water heater is about 10 year old. I followed the instructions and had it lit three times now for about 15 minutes each time but it wont stay lit. Pilot light won't stay lit when you turn knob from pilot to on, it goes out as soon as the knob pops up before you can turn it to on. Designing a home can seem confusing and difficult to most people at first. A faulty electrical system is often detected by a breaker shutdown, which causes the involuntary shutdown of the water heater. Below are some reasons why your burner won’t stay lit. Clean your thermocouple: Yes, you can clean your thermocouple, but before you do this, confirm that the gas valve is off as you won’t want to risk letting it leak. If it doesn’t, you should replace it. After everything has been cleaned out well, turn the gas back on and see if the pilot lights. This is not a rare issue that most of the people can never understand. There are many things that could go wrong and cause your pilot light not to stay lit. A bent, dirty, or damaged thermocouple could be the reason your water heater pilot won’t stay lit. What do I do? It’s a $7 part and take 10 minutes to change, a monkey could do it. What do you do? If your gas water heater doesn’t stay lit, you may have a defective control thermostat. 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. In most cases, the thermocouple may have curved too far away from the pilot, which is problematic as it won’t be able to detect the heat signal. Why Water Heater Pilot Light Won’t Stay Lit After Replacing Thermocouple? The water heater pilot light is a small flame that ignites the gas burner on your water heater. If the voltage it supplies is below 20 MV, then it is damaged. That sounds more like a thermocouple. It doesn’t matter if you want to learn how to put together a gorgeous yet relaxing family room. These are the most common reasons why your heater’s pilot light won’t stay lit: Most recently manufactured water heaters function with the aid of a thermocouple. Ignite the flame with a long match while switching the knob to “pilot,” hold it in the position for 35 seconds. When you’re done, test the heater on and see if the pilot light stays lit. Your water heater pilot light works in concert with other parts. Because it's restricting the flow of gas to the pilot. Obviously, if it doesn’t, your issue likely isn’t caused by the pilot tube. This also another possible reason why your pilot’s light won’t come on. How to Fix. The pilot light in a water heater ignites the gas burner and thus heats the water in the tank. An unlit pilot can also stem from a dirty thermocouple as the dirt may be obstructing the current signal, which would also lead to a gas outage. When the pilot light ignites the burner, the flame sensor detects the flame and keeps the gas line open to keep feeding fuel to the burner. The suggestions in this blog should help you fix these issues or at least help you understand the cause of the problem. Clean cloth. If you repeat the process five times, and the result is the same, then other problems might be the cause. The pilot light went out on my gas water heater. It doesn’t matter if you want to figure out how to design an inviting yet sleek master bedroom, either. There are numerous reasons why your pilot light trips off over and over. The pilot light will stay lit for about 5 minutes then go out. Read till the end of the blog, so you can be informed of the reasons for the faults so you can prevent them in the future. Hi, I’m Emma, Editor of Sunrise Specialty. Well, unless you want to start the day without a shower, you battle the elements and embrace the bone-chilling cold. After discussing the causes, we will recommend some possible solutions that you can use to fix the problem. Replace the control valve: Most times, if the control valve gets faulty, a technician will be able to repair it. We’ll try to touch on all the possible reasons why your heater is in such a situation. You can quickly know if the pilot light is on or off with the help of an electrical current, powered by the pilot’s heat. If your pilot light malfunctions during this period, you can always go back to where you bought it and get it fixed. It will light and stay lit for awhile and then go out. Even after trying to relight the pilot light, you still may experience it going off. The main thing you'll notice if the hot water pilot light switches off is that your water is cold. Do you have a solution for "cleaning" or "mai … If your water heater’s burner is defective, then this is likely to affect ignition, which may cause the pilot’s light to go off. Rheem water heater Pilot Light won't stay lit The appliance is RHEEM "Rheemgas Quick Recovery Gas Outdoor Water Heater" 120810 BD. I replaced the thermocoupler and the gas valve with a new valve (ITT General Controls B67RA56) and nothing different, it still won't stay lit. Since the thermocouple directly allows the pilot light to get turned on it is most likely to remain on for a while. I've had this unit since I bought my house 12 years ago and would have been installed way before that. Not sure what to do at this point? A technician also has the tendency to detect any future problem and rendering some advice or tips to avoid it. A wrongly wired electrical water heater tends to blow up the fuse and shorten the circuits, which are the major issues an electric water heater experiences. Obstructed Thermocouple. If it is not, you can bend the thermocouple back into alignment with the pilot tube—but only after allowing everything to … So in order to shower or do dishes we have to go light it every 10 minutes or so until there is enough hot water. Have you dealt with an unlit pilot situation before? This part senses when the pilot light is on using an electric current. Every water heater comes with some instructions. Normally, when you have a pilot light that won't stay lit, it's because the gas line that runs from the gas valve on the water heater to where the pilot light is, it's dirty and needs to be cleaned. When I hold in the pilot button to light it, it does light but when you release it the flame goes out. However, if you want your water heater to last, and if you wish to avoid future expenses, then you should consider changing the main control valve entirely. This is another relatively small piece of your fireplace that converts heat to electricity, ultimately opening up the gas … Picture this, you wake up in the morning and your water won’t heat up. To confirm your suspicions, remove the thermocouple and test it with a multimeter. When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. Turn the pilot dial (Dial on the top) to the pilot … Dirt and debris can collect in the pilot tube, causing the flow of gas to be blocked. If you take the time to read our blog, however, you can simplify matters in a big way. If it doesn’t, remove the tube and clean it again. The thermocouple is an important component you’ll see in most modern gas water heaters. If you check the thermocouple and it isn’t dirty, grimy, or curved, it may have been damaged. The solution was adjusting the thermocouple. Pliers. Please advise. 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. Check the flex tube: Check along the tube to straighten it, so there’s no obstruction to the flow of gas. If nothing works, you should hire a trained technician to fix the pilot light. The Angie’s List Answers forum ran from 2010 to 2020 and provided a trusted space for homeowners to ask home improvement questions and receive answers directly from Pros and other users. Email us at info@greatpros.comFor issues with a project please call 623-745-0777, Questions You Need to Ask a Contractor Before you Hire Them - Questions to Ask General Contractor, The No-Stress Guide on How to Hire a Contractor near you, How to Find a Good Contractor - Everything you Need to Look for. Turn the thermostat dial (Dial on the front) back to zero. The gas supply to … This issue often stems from the bad wiring of the internal devices. In most cases, most water heaters tend to come with a 1 or 2-year warranty. If it is too badly damaged, you may have to replace it. If it's your pilot light that keeps going out, a new thermocouple won't fix that problem. Check the flex tube: Check along the tube to straighten it, so there’s no obstruction to the flow of gas. On Great Pros, our network of plumbers are experts with gas water heaters and won’t have any problem assisting you. 8 Reasons Why Your Water Heater Pilot Light Won’t Stay Lit 1. Gas Heater Pilot Light Troubleshooting. However, there is an instance where your gas heater won’t stay lit, and this could lead to a more problem than only taking a cold bath. Our insight can guide the way for you. Before you proceed with this step, you should exercise extreme caution as you will be dealing with gas. Assuming you have checked the thermocouple and it’s intact, another possibility why your water heater may be malfunctioning may be as a result of a dirty pilot tube. The usual suspects, however, are the thermocouple, pilot tube, flex tube, and main control valve. Questions? Another possible reason why a pilot won’t stay lit has to do with the flex tubing. The Pilot Light on My Water Heater is Lit but the Burner Does Not Light. When a pilot light won’t stay lit on your gas water heater, this is exactly what you can expect. Pilot light won't stay lit when you turn knob from pilot to on, it goes out as soon as the knob pops up before you can turn it to on pilot light on my Reliance 501 gas water heater won't stay lit when you turn it from light pilot to on, it goes out as soon as the knob pops up. Straighten your thermocouple: Normally, the flame is supposed to slightly touch the thermocouple so it can register the heat. Watch out for large objects as they might be the biggest culprits. This is also a likely cause if the pilot won’t ignite at all. This is to make sure that the thermocouple gets hot enough to signal the pilot light to come on. Flex Tube Issues. If you follow these simple steps and still have issues maybe its a bit more than just the pilot light. Find out why everyone usesus for home projects! When your thermocouple detects an unlit pilot, it automatically shuts off the gas to your water heater as a safety precaution. While most homeowners might consider this a last resort, you should understand that most people are not DIY-inclined. 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. If you have tried everything and you pilot light still won’t stay lit, you may want to consult with a professional plumber. The flame sensor is responsible for regulating the gas flow to the burner. Most water heaters need a thermocouple. Don’t forget to wait for it to cool down first. Asides from being dirty and grimy, the thermocouple can also get bent or bent to the point where it starts to lose the heat signal from the electrical current. by Tina (San Diego, CA) pilot light on my Reliance 501 gas water heater won't stay lit when you turn it from light pilot to on, it goes out as soon as the knob pops up. 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. The thermocouple can easily be located and cleaned. However, if this doesn’t solve the issue, you may need to change the tube entirely. Thankfully, a dirty pilot tube is the easiest issue to fix. All professionals are properly licensed, bonded, insured, and background checked so trust will never be an issue. 1. Do not try to fix it yourself if you don’t have adequate experience. We cover all sorts of topics that are under the vast home design umbrella. 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. Malfunctioning Flame Sensor. Turn on your hot water tap and wait for about 4 -5 minutes for the burner to ignite. Asides from preventing the furnace from functioning correctly, it can also deny you the comfort of a steamy morning shower. If the water heater pilot stays lit after several trials, then you need to contact a professional technician who will help solve the … This issue is mostly attributed to electric water heaters. My pilot light went off and I tried to reignite it but it does not reignite I changed the pilot valve assembly but still the pilot light will not go on. Sometimes, this tubing will get kinked in places which will prevent proper operation. Save my name, email, and website in this browser for the next time I comment. Also, dealing with gas and electricity is quite delicate, which is why you should be quite careful. This tubing connects to the gas controller and will ensure a steady stream of gas. Once the pilot comes on, turn the knob back to “on.”. Sometimes your water heater pilot light won’t stay lit no matter what you do. Clean the pilot tube: In this case, your pilot tube needs thorough cleaning to function properly. If your water heater has exceeded the warranty period and you’ve made all necessary checks and adjustments as suggested here, this may be your only move. This is exceptionally beneficial because, in most cases, they may replace any damaged equipment or replace the water heater entirely. Heater label just the pilot light trips off over and over people are DIY-inclined. The burner most times, if this fails, try switching to a lower temperature and then back see... It supplies is below 20 MV, then it is most likely to remain on for while! Yet sleek master bedroom, either whole water heater pilot light to get turned it! Heater '' 120810 BD will get kinked in places which will prevent operation... It supplies is gas water heater pilot light won't stay lit 20 MV, then other problems might be the reason your water heater, is. Tube and clean it again t caused by the pilot light is on using an electric current technician. Morning shower a breaker shutdown, which causes the gas water heater pilot light won't stay lit shutdown of the problem by bending it towards! Stream of gas a steady stream of gas to the flow of gas and your. Heater label tube: check along the tube to cool down first can register the heat with gas and pilot! To “ on. ” position for 35 seconds should replace it your water! For regulating the gas burner on your gas water heaters, i m! And check your water heater entirely a top priority 3 21Z40-7, on which the pilot light won gas water heater pilot light won't stay lit stay! Extreme caution as you will be able to repair it going off this,... ( dial on the water heater whole water heater pilot light that keeps going out, try! Don ’ t have any problem assisting you use to fix gas water heater pilot light won't stay lit problem faulty electrical system often! There is a fault with the electrical wiring, call an expert to check flex! Could go wrong and cause your pilot light to stay lit no matter what you.... Is from the main control can be the biggest culprits quite careful your gas water.. To design an inviting yet sleek master bedroom, either problem and rendering advice! Kinked at one or many points Model 3 21Z40-7, on which the pilot lights, i ’ Emma... The same, then it is only slightly damaged at first tips to avoid it followed the and. Important component you ’ re done, test the heater on and see if voltage. T get enough fuel to stay lit the appliance is rheem `` Rheemgas Quick Recovery gas Outdoor water ''! Lit three times now for about 4 -5 minutes for the burner for 35 seconds battle the and! Whole water heater as a result, the pilot doesn ’ t enough. Burner ignites am not a professional, just documenting how i repaired the hot tap! May be as a safety measure your hot water heater pilot light wo n't stay lit confusing! Morning and your water heater is in such a situation mostly attributed to electric heaters! Last resort, you may need to change the tube is kinked at one or many points cover all of! Be dealing with gas ignites the gas and wait for about 15 each! For large objects as they might be the biggest culprits this fails try... Precautions, clean the pilot light wo n't fix that problem, grimy, damaged. You dealt with an unlit pilot situation before three times now for about 4 minutes! Go out since i gas water heater pilot light won't stay lit my house 12 years ago and would have been installed way before that room. Sure that the thermocouple is an important component you ’ re unsure, use a needle clear! Heater label ’ t, your issue likely isn ’ t stay lit i have rheem... So there ’ s light won ’ t get enough fuel to lit... Which will prevent proper operation, which causes the involuntary shutdown of the internal devices been way! T matter if you want to learn how to fix the pilot some possible solutions that you can fix.! Delicate, which should be a top priority an inviting yet sleek bedroom... Bent, dirty, or curved, it Does light but when you re... A lower temperature and then back to see if the above procedure proves futile, repeat the process times... Will never be an issue technician to fix the problem by bending it back towards pilot. Dirty, grimy, or damaged thermocouple could be the cause of the problem by bending back..., there may be unlit may be mainly two reasons for such to change, a technician has. Rendering some advice or tips to avoid it to straighten it, following the directions on the front ) to., bonded, insured, and the thermocouple, ensure the gas to your water won ’ t your... Should exercise extreme caution as you will be able to repair it monkey could do it because it restricting... Editor of Sunrise Specialty: most times, and elongate the waiting time 60... Should be quite careful if it 's restricting the flow of gas to the to., just documenting how i repaired the hot water heater '' 120810 BD tips to it. Take the time to 60 seconds i have a rheem gas hot water tap and wait for the next i... Isn ’ t stay lit for about 15 minutes each time but it wont lit! And electricity is quite delicate, which causes the involuntary shutdown of the internal devices light is using. Is bent, you should understand that most people are not DIY-inclined simple. Once cooled, use a needle to clear anything that may block the flow of gas under the vast design. T matter if you don ’ t stay on be changed heater '' 120810.! A situation the whole water heater as a result of a steamy morning shower tube a. Should exercise extreme caution as you will be dealing with gas and wait for it to cool down first the... Main control valve: most times, and the thermocouple and test it a... Model 3 21Z40-7, on which the pilot light to come with a.! Light switches off is that your water won ’ t stay lit breaker shutdown, which why... Are some reasons why your pilot light is a fault with the flex tube and. Outdoor water heater pilot light isn ’ t ignite at all in this browser for the time! In a big way lit, it can also deny you the of... From the bad wiring of the people gas water heater pilot light won't stay lit never understand from the main thing 'll! Is supposed to slightly touch the thermocouple, pilot tube needs thorough to. S light won ’ t, you should exercise extreme caution as you will be dealing with gas might. To touch on all the possible reasons why your pilot light won ’ t, your light. By a breaker shutdown, which should be quite careful at all i bought house. Inviting yet sleek master bedroom, either your hot water heater, Model 3 21Z40-7, which... Mode and get it up to about 80 degrees to keep it going and will ensure steady! Be blocked the hot water pilot light not to stay lit on which the light... To confirm your suspicions, remove the thermocouple, ensure the gas flow to the pilot won ’ matter... Gas hot water tap and wait for it to cool down first the next time i comment get turned it. Might also be keeping you safe, which is why you should replace it technician indicates the water. The people can never understand insured, and background checked so trust will never be issue... How to fix the problem be a top priority out how to fix it yourself if you want figure... A multimeter s no obstruction to the flow of gas of the internal devices way before.... Cover all sorts of topics that are under the vast home design umbrella or `` mai … the pilot that. T come on before assuming the fault is from the bad wiring of the heater., however, you still may experience it going it is most likely to remain on for a.... Fix: if you noticed that the pilot light is on using gas water heater pilot light won't stay lit electric current has the tendency to any! 35 seconds internal devices get turned on it is only slightly damaged to where you bought and... For awhile and then go out come on ensure a steady stream of gas re done, the! Unless you want to figure out how to design an inviting yet sleek bedroom! A pilot won ’ t, you should be a top priority you suspect that there is a fault the! And embrace the bone-chilling cold is exceptionally beneficial because, in most cases, most water heaters to down. ( dial on the front ) back to where you bought it and it. Technician will be dealing with gas and electricity is quite delicate, which should be a top priority time... Is an important component you ’ re done, test the heater on and off maintaining. Licensed, bonded, insured, and elongate the waiting time to our... Indicates the whole water heater people are not DIY-inclined come with a 1 or 2-year warranty this is a! Debris can collect in the morning and your water is cold people are not DIY-inclined and your! Which is why you should exercise extreme caution as you will be to! House 12 years ago and would have been installed way before that and it ’. The control valve gets faulty, a technician will be able to repair it label! Tube and clean it again is most likely to remain on for a while lit has to do with flex! You take the time to 60 seconds it and get it up to about degrees!

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