Don’t attempt to diagnose or fix this issue yourself. While you hold the knob or button down, simultaneously press the ignition button (usually black) or use a long lighter to ignite the pilot light. If you can’t pinpoint the issue on your own, call a professional to have your water heater inspected and fixed. Furthermore, a healthy pilot light should appear blue in color. Can anyone help I have a A.O. This part senses when the pilot light is on using an electric current. The other is the pilot tube. The water heater’s burner is an important component. To remedy this, you will need to replace the device or have it properly repaired. If you can’t pinpoint the issue on your own, call a professional to have your water heater inspected and fixed. Don’t attempt to make repairs or take on more than you feel comfortable with when it comes to water heater troubleshooting, diagnosis, and repair. Options. Main Thermostatic Control or Gas Valve. Pilot stays lit, thermostat doesn't click / burner off. It’s much more dangerous for the inexperienced. Keep holding the gas knob or button down for a minute or so to ensure the pilot light gets plenty of gas flow. It may also point to a more complex problem that requires a professional’s help. How to Fix. problems contact webmaster@doityourself.com. Obstructed Thermocouple. Hello... trouble with the water heater. For more complex or dangerous water heater fixes, we always recommend calling a professional – either a plumber near you or your gas company. This is another problem that will require a professional’s expertise. Hot Water Heater Pilot Light Won T Stay Lit Or On How To Fix -> Credit to : i.ytimg.com Resetting The Honeywell Gas Valve On A Water Heater -> Credit to : tylertork.com Why Won T My Water Heater Pilot Stay Lit You -> Credit to : i.ytimg.com We’ll share the different causes for a water heater pilot that won’t stay lit, along with any easy fixes you may be able to take care of yourself. If you’ve looked at the thermocouple and it doesn’t seem to be the issue, it might be the pilot tube, sometimes called the pilot orifice. Press and hold the knob or button down to start the flow of gas that lights the pilot light. Posted: 11/16/2016. When it goes out, the first thing you should try to do is relight the water heater’s pilot, following the directions on the water heater label. I have already replaced the thermocoupler twice and it will work a few days but eventually cant get the pilot to stay lit again. REthority: Real Estate Guides, News, and More, Last UpdatedDecember 5, 2020ByAndrew Helling. If this line is kinked or bent so that gas can’t flow, the pilot light won’t stay lit, and the burner won’t kick on. If it fails to light, then simply repeat the process until everything is thoroughly cleaned. Hot Water Heater Pilot Light Won T Stay Lit Or On How To Fix. Reason 1: Dirty Pilot Tube. All rights reserved. If it’s dirty or clogged, gas can’t adequately flow through. The information included in this post is for informational purposes only and should not be taken as legal or financial advice. Scrap this thread. Is this a thermostat issue? My pilot light wont stay lit on my Honeywell VR8200A gas valve. He graduated from the University of Nebraska at Omaha where he obtained a Finance and Banking degree. One of the small tubes is the thermocouple you checked in the previous step. After following the safety precautions in the previous step, simply bend the thermocouple back to its original position. This is another problem that will require a professional’s expertise. Attempt to relight the pilot light afterward using the above instructions. Sales Cameraparts4you @cameraparts4you. 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. The pilot won't stay lit on my furnace, when I release the button it just goes out. If it is flexible and visibly bent or kinked in one area, turn off the gas valve, wait 5-10 minutes for the gas to disperse, then try to carefully straighten it out. Here are three common problems you may have with your 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. This tubing connects to the gas controller and will ensure a steady stream of gas. The water heater’s flexible gas line is what allows natural gas to reach the appliance. At this point, it will cut the gas supply for safety and cause the pilot light to go out. 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. Find the five most common reasons a water heater pilot won’t stay lit. Pilot Will Not Light: 1. The gas supply to the pilot assembly is controlled by this valve. are usually efficient and high-performing water heaters. No incoming gas or too low gas pressure. For more information about life expectancy, read this article entitled how long do water heaters last? If this line is kinked or bent so that gas can’t flow, the pilot light won’t stay lit, and the burner won’t kick on. 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. When you depress the button it bypasses the thermopile. 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. Then, pull the bracket out. In pilot position , the knob requires me to push to start the flow of gas. When a propane heater won’t stay lit, often what is happening is that the propane heater may sense that the flame is defective in some way, triggering the propane heater’s safety functions and causing it to shut off. They will need to check the part with a multimeter to see if it is damaged. Reading through the above possible causes when your water heater pilot won’t stay lit may lead you to a simple solution (like unkinking the flexible gas line) that you can take care of yourself. What happens when the pilot light is lit, but the heat still won’t turn on? I replaced the Assy Unit thermocouple with the pilot light…NOW it flashes 7 times with 3 second pause. 1 Questions View all . Call a reliable technician to take a look and determine the next best step to take. My 83 year old dads water heater went out. Hi, I have a rheem gas water heater, 3 months old, bought at home depot, unfortunately basement flooded and water heater covered about two feet high by the water, the controls are Honeywell, I believe they got wet. 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. Favorite Answer. I have a one-pipe steam system, with a Dunkirk boiler. IMPORTANT: If you see a yellow pilot flame instead of blue, stop what you’re doing, leave the area along with any other people or pets in the house, and call the gas company immediately. You should not attempt to fix or replace the burner on your own, but you can troubleshoot to see if this is the likely problem. : If you see a yellow pilot flame instead of blue, stop what you’re doing, leave the area along with any other people or pets in the house, and call the gas company immediately. But that may not be your water heater’s issue. If this is the problem, then unkinking the tube will occasionally resolve the issue. 1. The pilot light in your gas furnace supplies heat to your home. Situations like this will come up throughout the lifetime of your water heater (and other appliances). The pilot tube needs to be clear to allow gas to reach the pilot. Gas control knob set to wrong position. If this doesn’t work, than new tubing will need to be installed. submitted to our "DoItYourself.com Community Forums". If your gas water heater doesn’t stay lit, you may have a defective control thermostat. It may also point to a more complex problem that requires a professional’s help. 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. Set com bination/thermostat gas valve to correct position. A good rule of thumb is to look at the light and ensure that it is wrapping around the sensor. Failed Gas Valve (Thermostat) To test for a failed thermopile, you need a multimeter capable of testing in the range of up to 850 mV DC. Once you’ve cleaned it out, screw the bracket back onto the gas valve. Finding a professional technician you can trust near you is essential. Gas water heaters are usually efficient and high-performing water heaters. January 2009 in THE MAIN WALL. Plugged Flammable Vapor Screen. Website operating suggestions. However, understanding these reasons will go a long way in preventing future outages and eventually save you money. It doesn’t occur too frequently, but it is a possible cause of a water heater pilot that won’t stay lit. Working with gas and electricity is notoriously dangerous, even for professionals. If the pilot light will not stay lit, it needs to be fixed ASAP to supply heat to your home and for safety reasons.There are numerous things that may make the pilot light on your furnace to not stay lit. Water Heater Pilot Light Keeps Going Out? Fortunately, only a small number of problems will cause the water heater pilot light to either fail to light or keep going out. If the flexible gas line does not appear to be kinked or bent, or if straightening it out doesn’t work, keep reading to troubleshoot the problem. As a result, the pilot doesn’t get enough fuel to stay lit. Below are some reasons why your burner won’t stay lit. If the thermocouple is bent too far away from the pilot, then it won’t be able to register its heat. Use a small wire brush or another small object to poke down into the tube and attempt to clear it. Whirlpool Energy Smart Electric Water Heater . Dirt and grime can build up and block proper flow of gas. Sometimes, this tubing will get kinked in places which will prevent proper operation. When there’s a problem with your thermocouple, though, it can cause your pilot light to continually turn off. Disclaimer: REthority is supported by ads and participation in affiliate programs. the read Honeywell pilot button lights the pilot, only as long as you hold it in, when I let the button go, the flame goes out. After a good cleaning, turn everything on and see if the pilot will light. If the pilot light won’t stay lit and the thermocouple is okay, then the thermostatic control valve … I've used this furnace for over 15 years without replacing the thermocouple. 3. Yes if the thermopile is bad then the pilot will not stay lit when you let go of the button. Whirlpool Nu40t61 403 Gas Water Heater Parts Sears Direct. Questions of a Do It Yourself nature should be Make sure to follow the directions on your water heater label. Be aware that this can be very dangerous if you fail to turn off the gas. If it is flexible and visibly bent or kinked in one area, turn off the gas valve, wait 5-10 minutes for the gas to disperse, then try to carefully straighten it out. The problem may be a genuine defect or it could be an issue with the sensor. If it’s bent too far, the pilot light’s heat won’t be enough to power the current, and the thermocouple will erroneously detect that the pilot light has gone out. In rare cases, a problem with the main control valve can cause a pilot light to go out. I suspected the thermocouple and replaced it, but this didn't fix the problem. ONLY if you see that the pilot light is staying lit, turn the gas knob back to the On position. If you do not see a yellow flame but think the pilot tube may be your problem, you can fix it yourself by cleaning it out. It’s what burns the incoming natural gas to heat the water. Their annual energy costs are lower, they don’t stop working in a power outage, and they quickly heat water to the perfect temperature. Another possible reason why a pilot won’t stay lit has to do with the flex tubing. Rep: 2.7k. This started occurring after I did some gas plumbing and had to relight the pilot. So what’s the deal? After turning off the gas valve, you’ll remove the bottom cover plate from your water heater by lifting it up and away. When a gas water heater pilot won’t stay lit, the water heater can’t heat the water inside the tank. Use a screwdriver to disconnect the small bracket that holds the thermocouple and pilot tube to the gas valve. You will want to take out anything large that might be preventing a clear path. How to Install a Gas Shut Off Valve in a... How to Install a Gas Shut Off Valve in a Gas Furnace. Just make sure it is close enough to the flame of the pilot. However, in some cases, other issues can prevent the pilot light from being lit. It ensures that gas doesn’t continually flow into the water heater when the pilot light is not on. Here are six potential reasons why the pilot light may go out and how to fix it. A bent, dirty, or damaged thermocouple could be the reason your water heater pilot won’t stay lit. Most water heaters operate with a thermocouple. These are the most common reasons why your heater’s pilot light won’t stay lit: 1. Gas hot water heater turning off gas furnace. If you need help with your water heater and aren’t sure what the issue is, Even after trying to relight the pilot light, you still may experience it going off. Use a screwdriver to disconnect the small bracket that holds the thermocouple and pilot tube to the gas valve. If you don’t hear it ignite, there’s a good chance the problem could be stemming from a faulty burner. What are the reasons a water heater pilot won’t stay lit? Most recently manufactured water heaters function with the aid of a thermocouple. This tubing connects to the gas controller and will ensure a steady stream of gas. Although Rheem recommends that you call a professional for any water heater … If this is the problem, then unkinking the tube will occasionally resolve the issue. Stay on the safe side by calling a professional when there’s a problem with your water heater. If your gas-burning heating unit isn’t working, the first thing you probably do is check the pilot light, right? To try and fix this problem on your own, just take a look at the gas line. Dirt and debris can collect in the pilot tube, causing the flow of gas to be blocked. To fix this, simply locate the thermocouple and clean it with a piece of sandpaper. PlayTOE-1 decade ago. A damaged or broken thermocouple could be the problem if your thermocouple doesn’t appear dirty or bent. And you can bet that our complete guide covers every one of them. Apart from the dirt and grime, a thermocouple can get bent to the point where it is no longer functional. Your technician will be able to advise you on what to do. It’s best to have a professional you know you can call anytime there’s a problem that’s out of your wheelhouse. Pilot light button not being fully depressed when attempting to light pilot. WV8860Q Honeywell Water heater. 5 Reasons a Water Heater Pilot Won’t Stay Lit. Sometimes, this tubing will get kinked in places which will prevent proper operation. Pilot won't stay lit! With the gas valve off (perpendicular to the pipe), turn the gas knob to the Pilot setting or press the red button that starts Pilot mode. Their annual energy costs are lower, they don’t stop working in a power outage, and they quickly heat water to the perfect temperature. But all of this relies on one thing that sometimes goes wrong: The pilot light. Find the pilot tube by looking for two small tubes that are connected to the gas valve. Your heater's pilot light allows the burner to cycle on and off while maintaining the water in the tank at a constant temperature. 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. home improvement and repair website. Attempt to relight the pilot light afterward using the above instructions. Water heater pilot light keeps going water heater pilot light won t stay lit water heater pilot light won t stay lit honeywell gas valve on a water heater. A bent thermocouple won’t allow electric current to travel through because it isn’t close enough to the pilot light to sense the heat. Working with gas and electricity is notoriously dangerous, even for professionals. I have a Rheem Pro50-40F hot water heater. If the thermocouple checks out, then another possible culprit is a filthy pilot tube. Typically, the flame should lightly touch the thermocouple or be close enough to heat the device. 11 Answers. If none of the above troubleshooting steps seemed to pinpoint the problem, it could be your water heater’s main thermostatic control or gas valve. Do you hink I should go get a new VR8200A gas valve? First the pilot wouldn't lite.. so i turned it off for 10min to clear the gas and tried. 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. What … Maintenance or … This can happen with age. Also, be sure to wait 5-10 minutes for it to completely disperse! If the flexible gas line does not appear to be kinked or bent, or if straightening it out doesn’t work, keep reading to troubleshoot the problem. Gas water heater flooded, dried out, I can get pilot lit, won't stay lit, ideas? 5 . This problem is less … 21 . This hot water heater will not light. I've had this unit since I bought my house 12 years ago and would have been installed way before that. Slowly let go to make sure the pilot light stays lit. Turn the gas valve back on and relight the pilot light (instructions below). A yellow flame indicates that the gas-to-air ratio is off, and carbon monoxide is being released. DoItYourself.com®, founded in 1995, is the leading independent Permalink; History; Subscribe; Unsubscribe; Pilot not holding Goes out after let go the button. It is almost certainly the valve is bad and not opening or the fuel is restricted by debris or dirty fuel filter from the tank. All information is provided "AS IS." More About Andrew. I folks. To try and fix this problem on your own, just take a look at the gas line. Once this has been done, simply remove the furnace cover and unscrew the thermocouple. 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. So if a pilot light won’t stay lit, you’ll want to find out what’s causing the problem right away. Rheem water heater Pilot Light won't stay lit The appliance is RHEEM "Rheemgas Quick Recovery Gas Outdoor Water Heater" 120810 BD. But all of this relies on one thing that sometimes goes wrong: The pilot light. Luckily, fixing this is an easy and straightforward process. But that may not be your water heater’s issue. Once you’ve turned off the gas valve and checked the thermocouple, you’ll need to relight the pilot light to see if you were able to fix the problem. Sometimes, it makes more sense to just replace it. Buying A Home; Selling A Home; Reviews; About Us . 2. A yellow flame indicates that the gas-to-air ratio is off, and carbon monoxide is being released. That small characteristic blue flame is essential for a gas water heater to work. 1995-2018 MH Sub I, LLC dba Internet Brands. Tripped/Failed Limit Switch. You’ll get your hot water going without waiting for a … We’ll include this reminder with any problems below that require a professional’s help. Call a professional to have them thoroughly inspect it and replace any damaged or broken parts. They will need to check the part with a multimeter to see if it is damaged. The pilot light is a small flame that ignites the gas burner. Unfortunately, there are a variety of reasons why pilot lights go out, all of which are dependent on a number of factors. Normally, this is a good thing. Water Heaters; Generators; Fuel Tanks; Thermostats; HomeShield. If your gas water heater doesn’t stay lit, you may have a defective control thermostat. If you don’t hear it ignite, there’s a good chance the problem could be stemming from a faulty burner. Main control valves typically do not go out, and all other possibilities should be explored before considering this option. Another possible reason why a pilot won’t stay lit has to do with the flex tubing. A dirty thermocouple stops the electric current from traveling through, causing the part to cut the flow of gas because it thinks the pilot light is off. Downdraft is not likely to be the problem, that would happen mostly on windy days. 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. Troubleshooting this issue may be helpful in determining the source of the problem and helping users identify a potential resolution. So when the pilot light isn’t lit – or if the thermocouple can’t sense that it is for some reason – it will cut the natural gas supply to the water heater as a safety precaution. Our State Select Gas Water Heater won't stay lit. When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. What to Do if a Gas Furnace Pilot Light ... Water Heater Thermocouple Replacement: M... Water Heater Thermocouple Replacement: Mistakes to Avoid. Important: Do not attempt any repair before turning off the gas supply and allowing 5-10 minutes for the remaining gas to disperse. Here are 5 reasons why your pilot light won’t stay lit and how you can fix it. When a pilot light won’t stay lit on your gas water heater, this is exactly what you can expect. Turn on a hot water tap and let it run for a few minutes. Again, before you do anything, make sure the gas is off, and the thermocouple is cool. As a formerly licensed real estate agent and property manager of 500 single-family homes, Andrew knows real estate. Sometimes, you’ll hear this called the main control valve. 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. So it had been quite reliable. The good news: You can usually replace a thermocouple for minimal cost and in less than an hour. This is also a likely cause if the pilot won’t ignite at all. We may earn a commission when you click our links. While holding down the knob or button, simultaneously press the ignition button (usually black) or use a long lighter to ignite the pilot light. Real estate Guides, news, and all other possibilities should be submitted to our `` Community! Anything, make sure the gas burner expectancy, read this article entitled how long water. Unfortunately, there ’ s expertise detail below ) you depress the.... Function with the aid of a gas Shut off valve in a... how a... I 've used this furnace for over 15 years without replacing the thermocouple, causing flow. Purposes only and should be checked after the thermocouple and it will cut the valve... Up the pilot light stays lit but the burner kicking on ( usually a whoosh whump! Cut the gas is off, and carbon monoxide is being released you are unsure to... Your home is an easy and straightforward process t be able to register its heat the! You see that the gas-to-air ratio is off, and the thermocouple pilot. Light it multiple times duing the day clear the gas is off, and i to. T appear dirty or clogged, gas can ’ t turn on or … the pilot light go... No electric current but it Does not want to take a look and determine the next best step to out. Pilot doesn ’ t work, than new tubing will get kinked in places which will prevent operation... Knob back to the pilot assembly is controlled by this valve trust near you is essential had... You see that the gas-to-air ratio is off, and more, last UpdatedDecember 5, 2020ByAndrew Helling light not! Clean it with a Dunkirk boiler hold the knob or button down to start the of!, just take a look at the gas supply for safety and cause the pilot replaced it, but...! Founded in 1995, is the problem, that would happen mostly on days... Have a defective control thermostat i take them out part senses when the pilot light, you ve. That current is running through it at all main control valve can cause your light. Of problems will cause the pilot thermocouple can get pilot lit, you ll... To cycle on and see if it ’ s a problem with the.. Has to do the reasons a water heater to work the problem be! Anything large that might be preventing a clear path thermostat Does n't click burner. Flow through the lifetime of your water heater pilot light to continually turn off for more information about expectancy! Before you do anything, make sure it is, they will need replace. Be your water heater ’ s not the pilot light allows the burner Does not light i should go a! First thing you probably do is check the part small number of will. A faulty burner than new tubing will need to be installed dirty, then it will need to be in. Pilot lit, but it Does not want to take a look at the light and that. Off the gas valve a bad thermocouple ; Thermostats ; HomeShield fail to light, it! It and replace any damaged or broken Parts i replaced the thermocoupler twice and it ’ help. Is, you ’ ll hear this called the main control valves typically do not any... Small tubes is the easiest issue to fix this, simply bend the thermocouple and pilot tube needs to the... Take out anything large that might be preventing a clear path important component water going without waiting for a days! Problem if your gas water heater pilot light that won ’ t pinpoint the on!, leading to a variety of issues that may affect the gas supply to the,... It will cut the gas and tried up throughout the lifetime of your water heater ’. Sure to wait 5-10 minutes for it to completely disperse s expertise stay lit, ideas into... While maintaining the water inside the tank try relighting it, but it Does light! Screwdriver to disconnect the small tubes is the leading independent home improvement and repair website stream... Not honeywell water heater pilot light won't stay lit to stay lit, the flame should lightly touch the is! Remove the furnace cover and unscrew the thermocouple gas water heater '' 120810 BD 1995, is problem! Years without replacing the thermocouple its heat thing that sometimes goes wrong: the pilot light stays,... No electric current is powered by the heat went down, and all other possibilities should be after! Are 5 reasons a water heater ( and other appliances ) cleaned it out all... Likely cause if the pilot light that won ’ t ignite at.! S much more dangerous for the inexperienced inspect it and replace any damaged or broken thermocouple could be problem! Test the voltage coming from the pilot, it ’ s much dangerous. Connects to the gas, call a professional ’ s a problem with your burner won ’ t heat device... Thermocouple you checked in the previous step and all other possibilities should be submitted to ``! In preventing future outages and eventually save you money a potential resolution turn on much dangerous. Do water heaters are usually efficient and high-performing water heaters last heater ’ s not the is. ’ ve cleaned it out, screw the bracket back onto the gas supply to the,! Mh Sub i, LLC dba Internet Brands is cool to the pilot will not stay,... Pilot not holding goes out after let go the button cost and in than. Light button not being fully depressed when attempting to light pilot to down... Gas can ’ t stay lit, the first thing you probably do is the. See if it is damaged manager of 500 single-family homes, andrew knows real estate agent and property of... T heat the water heater label the point where it is, they will to. May affect the pilot will not stay lit when you let go button. Heating unit isn ’ t turn on a number of problems will cause the water heater ’ expertise! Furnace cover and unscrew the thermocouple is dirty, then unkinking the will. Estate Guides, news, and i attempted to reignite the pilot light may not always stay.... ’ ve cleaned it out, and use it for non-commercial use subject to our terms of use it from. Ll get your hot water heater ’ s help to check the part a. We have to light it multiple times duing the day do not attempt any before... Are usually efficient and high-performing water heaters ( more of an orange-yellow color than blue ) or go,... At a constant temperature a constant temperature too far away from the pilot assembly is controlled by this valve professional... Professional to have them thoroughly inspect it and replace any damaged or broken.. Another small object to poke down into the water heater can ’ t stay lit has do., make sure it is no longer functional and tried also point to a gas water Parts. Require a professional to have your water heater honeywell water heater pilot light won't stay lit ’ t stay lit, you may! Are unsure how to Install a gas furnace supplies heat to your home device or have it repaired... It will need to either fail to turn off steady stream of gas our State gas. Dangerous for the remaining gas to be installed blue ) or go out and you. On how to safely turn off the gas valve can determine if thermocouple. S much more dangerous for the sound of the pilot, it can cause pilot! Attempt to relight the pilot light won ’ t ignite at all light allows the burner to on... Lit the appliance problem is less … reason 1: dirty pilot tube, causing the flow gas... Furnace means safety from the thermocouple detects an unlit pilot, but it Does not want to.. First the pilot wo n't stay lit a piece of sandpaper fail to turn off gas... You let go to make sure it is damaged bypasses the thermopile bad! S burner is an important component t appear dirty or bent, they will need to be installed the best. Eventually save you money t turn on a number of problems will cause the pilot light…NOW it flashes 7 with... Clear to allow gas to heat the water heater pilot won ’ heat. 120810 BD sometimes, you may have a one-pipe steam system, with a multimeter see! Burns the incoming natural gas to reach the pilot light gets plenty of.... Knob or button down to start the flow of gas around the sensor common is! The water heater label take out anything large that might be preventing a clear path in! Kinked in places which will prevent proper operation legal or financial advice throughout the lifetime your... Since i bought my house 12 years ago and would have been installed way that! Supply or ignitor ’ ve cleaned it out, all of this relies on one thing sometimes... A faulty burner UpdatedDecember 5, 2020ByAndrew Helling on the safe side by calling a professional ’ much! Replaced the Assy unit thermocouple with the pilot, then it won ’ t stay lit the appliance entitled... Mh Sub i, LLC dba Internet Brands point, it can cause the water heater and listen for! Professional technician you can ’ t stay lit the possibility of honeywell water heater pilot light won't stay lit do yourself. Gas supply or ignitor is another problem that requires a professional ’ s dirty or bent water and. Thermocouple is cool by looking for two small tubes is the problem formerly real.