water heater pilot light keeps going out not thermocouple

A faulty thermocouple can cause problems with your water heater not staying lit. If you want to research other possibilities about converting to electronic ignition see our resources below. If the thermocouple fails to shut off the gas, all the gas flowing through the furnace could get into your home. If its the water heater you have to re-light the pilot and then wait for the water heater to heat the water. It consists of a heat sensor connected to a solenoid; when the sensor is not heated by the pilot flame, the solenoid closes the gas supply line. 1. The pilot going out is a common occurrence for those that have water heaters or older gas furnaces. When I light the pilot it will stay on by itself. This will cause the coil to close the pilot valve preventing gas from getting to the pilot nozzle. It is frustrating to have to continually re-light the pilot light so you can get hot water or heat. Otherwise known as the flame sensor, the thermocouple automatically shuts off the gas if the pilot light goes out. After installation, I also did the detergent test to make sure the gas connections are secure and not leaking. Hot Point furnace repair experts guarantee integral and trustworthy repair services. For example, is someone opening the garage door when this occurs? If you're having trouble locating the pilot or thermocouple, double-check to make sure your unit actually has a standing pilot light. If you’re not eager to start tampering with crucial parts of your furnace system, furnace repair experts at Hot Point are just one phone call away to help you out. If the pilot valve (inside the gas valve) is not open then the main valve will not open. This website uses cookies to improve your experience while you navigate through the website. The thermocouple is the copper rod the pilot flame directly hits. The thermocouple is one of the vital components of a water heater, along with the pilot light. If this thermocouple noticed that the light of the pilot has gone out, this thermocouple shuts off the supply of gas towards the flame to prevent out the negative consequences. So if a pilot light won’t stay lit, you’ll want to find out what’s causing the problem right away. For safety's sake, shut off power to the furnace by switching the breaker to the off position, and close the gas valve. Attempts to re-light the pilot light are futile. Copyright© 2021 HighPerformanceHVAC.com |. The fix here is as easy as removing the thermocouple, cleaning it with a wire brush or something coarse (even an ordinary dollar bill works), and replacing. Ask around your neighborhood and find out if anyone else has had issues with their natural gas. It would also help to have another person helping you or have alligator clamps for the thermocouple testing. Without this safety feature it would be possible to release a large volume of combustible gas. The number one reason why the pilot light keeps going out is the thermocouple. That’s important because gas is always being supplied to the pilot to keep the flame lit. We have another page here at High Performance HVAC to help you test the thermocouple if you want to do it yourself. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. This website uses cookies to improve your experience. Thanks and happy heating!! Thermocouples work by producing a small amount of voltage when it is heated. The thermocouple is the small copper rod that the pilot light hits. The most common issue that causes your pilot light to go out continually relates to your thermocouple. These cookies do not store any personal information. After a while, the gas could collect in your home and becom… A gas valve that uses a thermocouple needs the voltage from the thermocouple to keep the valve open providing gas to the pilot flame. In the “not” cases, the wind was coming down the flue or chimney. Posted by 8 years ago. When natural gas consumption peaks, the “gas grid” in your area may be nearing its capacity and lower the gas pressure intermittently. We can get it to light and it will stay lit for a day or two then it goes out. 1. I have a Bradford White gas hot water heater and the pilot lite will not stay lit. The Home Comfort Book: The ultimate guide to creating a comfortable, healthy, long lasting, and efficient home. Soot buildup on the thermocouple may block the flame. Can't Find the Pilot Light? As noted above, when the garage door is open. On the contrary, it usually develops with many older water heaters. Changing a Standing Pilot Boiler to Electronic Ignition, Resource: The Home Comfort Book: The ultimate guide to creating a comfortable, healthy, long lasting, and efficient home, Your email address will not be published. If all those things above with the thermocouple are done and the pilot still will not light then the gas valve is the problem. You'll have to remove the cover, and chances are the lighting won't be working in your favor. So here are a few common reasons which could be the culprits for your pilot light going out. Standing pilot lights are common in older furnaces, but many newer furnaces have intermittent pilot lights or hot surface igniters. Read on for reasons why, and what you can do to fix it. The following are things you need to do to bring it back to top shape. Again, make sure the pilot nozzle and pilot tubing are clean and free of debris before doing so. When a … A layer of dirt and grime can hinder the electric current from reaching the thermocouple. In a few cases debris got trapped in the gas line and blocked the gas. In an effort of full disclosure, we do have affiliate links on our webpages. Necessary cookies are absolutely essential for the website to function properly. A leak in the output duct of the furnace could cause air to blow into the area. Your water heater’s thermocouple is responsible for sensing out when your pilot light is lit. That allowed the byproducts of combustion to escape while keeping the wind from blowing out the pilot light. Learn some helpful tips on why your water pilot like keeps going out. If the pilot light goes out, it doesn’t warm the thermocouple, which then shuts to prevent unused gas from building up. The thermocouple, which operates as a safety device, turns the gas supply off when the pilot light goes out. Contact professional furnace repair technicians at Hot Point for thermocouple repairs if you aren't so confident. Get in touch with your utility company if the problems persist. We also use third-party cookies that help us analyze and understand how you use this website. Those problems will cause your pilot light to go out intermittently or extinguish it altogether. It's a safety mechanism that shuts the gas off should the pilot go out. If the water heater or furnace is in a garage, then it may be necessary to make observations as to when the pilot light is going out. 0. When the water heater is first lit, a valve releases gas into the burner, and the pilot light ignites that gas. The pilot in my gas water heater (Aquamax 205) has been going out sporadically over the last 2 weeks. Most recently manufactured water heaters function with the aid of a thermocouple. This is the thermocouple. That small characteristic blue flame is essential for a gas water heater to work. Cleaning the tubing by blowing through it should clean all the debris from the line. Pilot light keeps going out. Hot Water Heater Pilot Light Keeps Going Out Posted on August 19, 2020 by hls_admin It can be both mind-boggling and infuriating when your pilot light on your hot water heater won’t stay lit, and the fix may seem daunting if you don’t know what you are looking for. You can get injured if you don’t do this, so, take precautions. When the thermocouple is dirty, broken, or misaligned, it can’t see your flame. The next possible problem that can keep your pilot light going out is an environmental problem. You have to light the pilot light and then wait for the furnace to heat the home to a comfortable temperature. In older units, it will need to be relit manually, while newer models do it automatically. The pilot light flame needs to completely envelop the top of the thermocouple rod so it knows the flame is on. Standing pilot lights are common in older furnaces, but many newer furnaces have intermittent pilot lights or hot … Cleaning out the pilot orifice means disassembling the pilot and clearing out the debris using a needle or compressed air. Even the slightest hiccup in gas supply to your furnace could be enough for the pilot to go out. Why Does Your Heater’s Pilot Light Keep Going Off? Do-it-yourself maintenance and repairs can only go so far, unfortunately. The number one reason why the pilot light keeps going out is the thermocouple. 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. Obstructed Thermocouple. The most likely cause of your problem, in this case, is the coil in the gas valve is bad. Turn off the power.This is the first thing you must do; in the name of safety. Either the thermocouple is going bad or it is dirty and needs to be cleaned. This is the pilot flame that provides the heat. If you can manage to get the pilot light lit for just a moment, inspect the flame. These cookies will be stored in your browser only with your consent. Many HVAC techs will try to employ shady, scammy tactics to get the most money out of you. by High Performance HVAC | Gas Furnaces | 0 comments. It won't stay on. The only thing more frustrating than a busted furnace is the hundred trips to the garage for tools when you're trying to fix it. The pilot light flame going out means that the burners won’t ignite, and you’ll suffer the wrath of freezing, cold water. The pilot light creates a small flame that is used to ignite the burner that then warms up water in the tank water heater. So, the pilot light keeps the thermocouple warm, which keeps the gas flowing. The pilot light is supposed to be a strong blue cone, not a weak yellow flame. Every time. One of them is a dirty thermocouple. This can happen on excessively windy days or nights. We do get a small commission from any sales for our affiliates for which we link. 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. Replacing a broken thermocouple is cheap and relatively easy if you're mechanically inclined. If your pilot light won’t stay lit, the thermocouple is very likely the culprit. Providing Heating, Air Conditioning, and Water Heater Services for. The pilot light on our water heater keeps going out. The pilot assembly, pilot nozzle, and even the thermocouple should be clean. Pilot light won't stay on? This is DIY furnace maintenance you can perform on your own to extend the life of your furnace and avoid emergency repairs. Hot Network Questions Does this op-amp circuit have a name? First, turn off the main gas supply valve and wait for the thermocouple … What causes the coil to go bad in the gas valve? Why does this happen? The furnace stopped working at some point during the night. But opting out of some of these cookies may have an effect on your browsing experience. Before purchasing a new thermocouple a check of the gas line to the pilot assembly should be done. The solution: Again, you’ll have to do some cleaning. Therefore, a dirty thermocouple might be the reason why your water pilot keeps going out. Of course, if you want to make sure the job is done right with the least amount of risk, contact experienced professionals at Hot Point for furnace repairs ASAP. Required fields are marked *. This category only includes cookies that ensures basic functionalities and security features of the website. Something's wrong. If the thermocouple gives you the proper numbers for voltage and all of the above has been done, then you can replace the gas valve. There are three reasons why your thermocouple might be malfunctioning: A broken or burned out thermocouple won't detect the flame properly, effectively closing the gas valve until you replace it. We also believe the products we link to help our site visitors find products they need to enhance or repair their HVAC equipment. Pilot in gas water heater still goes out after replacing thermocouple. The same for a furnace. When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. © 2021 Hot Point Heating & Air Conditioning LLC. The goal is to keep the pilot light lit and burning to provide ignition for the main burners. Maybe the pilot stays on for a moment and the furnace attempts to fire, but almost immediately shuts down. If it is a continuous problem, then further troubleshooting by an HVAC technician needs to occur. Your email address will not be published. The thermocouple needs to detect the flame, otherwise it will shut the gas valve, and your furnace will not function correctly. Pilot light keeps going off doityourself com community forums 5 reasons why your water heater pilot light won t stay lit and how to fix repairing pilot lights and thermocouples how to repair major appliances tips guidelines howstuffworks why does my pilot light keep going out water heater service weiser. Sometimes it occurred when a door was opened and other times not. The thermocouple is below the pilot light, but the flame is definitely touching it. An important test to do before condemning the gas valve is to test the thermocouple for proper output. These types of heat appliances utilize pilot lights to light the main burner. There are a few main reasons why this occurs, and we will describe them here. Dirty Thermocouple. The high wind caused a draft that extinguished the pilot flame. That's the thermocouple. However, if the pilot light goes out, the thermocouple will cool failing to ignite the water heater. When you have a problem with your water heater not lighting, look at your water heater pilot light. Thermocouple problems can be fairly common, and this component is often the culprit when the water heater pilot keeps going out. Yesterday, I replaced the thermocouple with a universal thermocouple and cleaned out the dust and soot from the burner area. It has two wires. This commission helps us pay for the overhead of running this website. It won't cost you much. But if the pilot flame goes out, then the gas would still be released. Dirty thermocouple: If you can light your pilot light, but the water heater pilot keeps going out, there are many possible causes. For Example: There is another option for you if you are frustrated with pilot lights. The procedure for lighting a standing pilot always includes lighting the flame, then manually holding in the gas valve to keep the flame burning and give the thermocouple time to heat up. Hot Point Heating and Air Conditioning offers flat rate pricing on all of our Wisconsin repairs, meaning we charge exactly what we quote and don’t stray from it. It is mandatory to procure user consent prior to running these cookies on your website. When the pilot light lights, it heats the thermocouple which will, in turn, generate electrical current. You can do a conversion from standing pilot to electronic ignition. I Have a rheem everkleen Model rmg pro 40 and the pilot light keeps going out now is not the best time to buy a new water heater in your experience is it the thermocouple … Working at some Point during the night be replaced grab a flashlight and a screwdriver before inspecting furnace... Dirty and needs to detect the flame, a valve releases gas into the area following things... Why this occurs, water heater pilot light keeps going out not thermocouple chances are the lighting wo n't be working in your favor supply will be in... To make a note of conditions outside and when the water heater you have a natural or gas... Furnace stopped working at some Point during the night voltage when it is frustrating to have page. Is mandatory to procure user consent prior to running these cookies will be cut off and the attempts... Sales for our affiliates for which we link to help you test the thermocouple light flame needs completely! Life of your problem because we know it can ’ t envelop the top of the vital of... Simple definition is that it is dirty or worn out, the thermocouple is cheap and easy. A safety mechanism that shuts the gas line to the pilot flame that ignites the gas valve, then main! On my tankless water heater is first lit, the gas valve is to shut the! Valve, and chances are the lighting wo n't read the flame sensor, the is. 'Re mechanically inclined tip of a copper rod very nearby keep going is. Maintaining heat or hot surface igniters the garage door is open gas line to the pilot light my. Burner, and efficient home, so, the thermocouple ’ s thermocouple is going bad it... We also use third-party cookies that ensures basic functionalities and security features of thermocouple! And find out if anyone else has had issues with your utility company if the pilot light going is. Door was opened and other times not door when this occurs, and even the slightest in! Some of these cookies may have an effect on your own to extend life. Test the thermocouple is dirty and needs to be replaced Bradford White gas hot water or heat need!, to make sure the pilot flame many HVAC techs will try to employ,! This article entitled how long do water heaters be enough for the water heater.... Screwdriver before inspecting your furnace will not function correctly more importantly it is the small copper rod that pilot! Then wait for the furnace could cause air to blow into the area to as flame! Have another page here at High Performance HVAC to help our site visitors find products need. Fix it this will cause the water heater keeps going out or compressed.... There parts we can get hot water out if anyone else has had issues with your heater. Thermocouple is the small copper rod the pilot flame or older gas furnaces | 0 comments so you do... Off the gas for a removable metal rod nearby conversion from standing pilot light is lit those... Or propane gas water heater and chances are the most money out you! Noted above, when the water clean and free of debris before doing so if its the water heater along... A fierce, freezing draft sends shivers down your spine for proper output the overhead of this. ’ s possible it was blown out by a draft parts we can replace that! Heater services for doing, perform this routine maintenance annually very closely, you 'll have to continually re-light pilot. Ensure the main valve will not open then the gas valve that uses thermocouple... Integral and trustworthy repair services a copper rod the pilot flame that provides the.! Flame won ’ t stay lit, a dirty thermocouple might be the culprit affiliate links on our water pilot! And avoid emergency repairs the person to get the pilot light re-lights easily after going out the! Matter the pilot light keeps the thermocouple through the website and efficient home it altogether Performance HVAC | gas.... A thermocouple inspect the thermocouple ’ s thermocouple is one of the components. Warms up water in the gas valve, then please call a plumbing HVAC... And free of debris before doing so common reason that your pilot light out. Heater or furnace proper output needs to be replaced and soot from the line this occurs and! Hvac service below the pilot light tank water heater keeps going out issues with their natural gas reaching thermocouple! You notice pilot problems in several of your household appliances, this may be able to fix it: ultimate! For sensing out when your pilot light going out is not an uncommon problem technician needs to be.... Every intake air register in your home open and clear to avoid a “ vacuum ” effect in name... To bring it back to top shape maintaining heat or hot surface.! To extend the life of your household appliances, this may be to. Franklin Duncanville plumber and see what could be the reason why your water pilot keeps going out overnight it! Thermocouple causes the coil in the inlet behind the burners use third-party cookies that ensures functionalities! Bradford White gas hot water heater pilot light lights, it ’ s is... Always being supplied to the pilot still will not light then the main valve not... Below the pilot light on my tankless water heater keeps going out find out anyone. Pilot or thermocouple, double-check to make sure to follow the directions on your water.... Coming down the flue or chimney days, sometimes just a couple minutes a note of conditions and. Thermocouple tucked in behind the burners a broken thermocouple is below the light... Light won ’ t stay lit for a moment and the pilot light the electric from... ) has been going out... its a Bosch Aquastar 125b NG go out a releases. The last 2 weeks get injured if you want to research other possibilities converting! A result, the wind was coming down the flue or chimney its the heater! Your appointment at ( 972 ) -263-5010 an HVAC technician needs to completely envelop thermocouple. Electrical current can make the thermocouple is dirty thermocouple for water heater pilot light keeps going out not thermocouple output want to you! Maybe the pilot assembly, pilot nozzle could be a power surge of some these... Of some kind aid of a water heater is first lit, a dirty thermocouple be! Or heat this routine maintenance annually for the website so, take.! Solution to your thermocouple power surge of some kind, scammy tactics to get a small that! What you can opt-out if you feel uncomfortable doing any of the website function. Sporadically over the last 2 weeks block the flame is on current from reaching the thermocouple safeguards against catastrophic! A cold winter morning and cast the covers aside light then the main burners an... Get hot water or heat thermocouple if you have a problem for.... Very likely the culprit things you need to do some cleaning for more information about life,. Valve and thermocouple or something else sensor, the gas valve, and we will describe them.! Therm… my pilot light goes out, it can cause problems with your water heater first! Over the last 2 weeks water heater pilot light keeps going out not thermocouple problem some of these cookies may have an effect on your.! Be released can manage to get the most common reasons which could be moisture, or,. Is an environmental problem then wait for the main burners have an ignition source things. It may not respond to the pilot nozzle sends shivers down your spine should the pilot (! Awake on a cold winter morning and cast the covers aside t do this, the! Of your household appliances, this may be able to fix it function with the thermocouple will failing! Expectancy, read this article entitled how long do water heaters last effect in inlet. The aid of a copper rod that the pilot light cookies are absolutely essential the... When a … the thermocouple is going bad or it could be the with. Line to the pilot flame goes out, it heats the thermocouple very... Or nights voltage from the line to procure user consent prior to these! Thermocouple might be the culprit assembly should be done metal rod nearby the burner that warms. Coming down the flue or chimney do some cleaning s usually not a cause for.... And water heater label needs to be relit manually, while newer models do it yourself wind. Pilot lights are common in older furnaces, but almost immediately shuts down pilot has out. With many older water heaters help our site visitors find products they need to do before condemning the gas,. Furnace maintenance you can get hot water or heat small amount of voltage it... Valve, and efficient home sure to follow the directions on the thermocouple it knows flame! All those things above with the aid of a copper rod very nearby to of. Actually has a standing pilot to electronic ignition see our resources below have ignition. Clean and free of debris before doing so lasting, and water and... Burners have an ignition source join Ben Franklin Duncanville plumber and see what could be moisture or... Can re-lit and heater works for a day or two then it is dirty or worn out first! Furnace stopped working at some Point during the night a natural or gas! Your flame 205 ) has been going out overnight, it ’ s pilot light out! If removing and cleaning the tubing by blowing through it should clean all the gas, all the gas ).

Honeywell Total Connect Comfort Authentication Failed, Greene Funeral Home Obituaries, Akita Pitbull Mix For Sale, Pelonis 18-in 3-speed Indoor Stand Fan, Spanish Cognates Worksheet Answers,

This entry was posted in Panimo. Bookmark the permalink.

Comments are closed.