The first things you should check are the correct supply of electricity, water, and gas to the water heater. How hard is it to fix? Hydronic Air Handler. The dip tube is the part where the incoming cold water enters the water heater … Some of the answers to your problem may be more than you want to tackle. WARNING!! Not sure which kind you have, see 'Identifying Water Heater Types', for a description of each type. The first hurdle will be deciding what type of water heater to purchase. To prevent problems with the water heater pilot light, it is crucial to read the manufacturer's instructions carefully, especially how to maintain the gas water … See below for guidelines on what to look for and information on how to fix it. Although gas water heaters are common devices, accidents involving gas can go horribly wrong in a moment. If you think the problem is too difficult to handle, or some operation too risky, it probably is. If it is obvious which component is at fault (for example, if the pilot burner does not light at all), replace it. The natural state of pure gas is colorless and produces no smells. In some cases, it also indicates that the anode heating rod needs to be changed. This is a very dangerous problem and should only be handled by professionals, so call your plumber immediately. How hard is it? Over time the minerals in the water will build up inside the tank and some of them can oxidize, thus causing a dark color and odor. Add that to a service call and you should be looking at $100, more or less. Go to the article on 'Gas Water Heater Thermocouples' for information on this common repair. When all else fails you may be faced with replacing your hot water heater. Some things can be tightened to stop the leaks. See the article 'Natural Gas Safety Tips' for more information. When the valve goes bad, it will have fail to the open posistion. Incomplete burning operation and improper ventilation cause problems in air combustion, which can hinder the heater’s function. Go to the article 'Repairing a Leaking Hot Water Heater' to track down your problem. See 'Problems with Gas Water Heater Pilot Lights' for instructions. Consult a pro in such cases. A defective thermostat is also possible. When the pilot is not on, the valve will not allow any gas to be delivered. Follow the links to get to the right information. When you see water that appears to be leaking from the bottom of a gas water heater, it could be because of condensation (try turning up the thermostat), a leaking or loose drain valve, or the T&P valve draining some water through the overflow pipe due to tank overpressurization. Gas hot water heater troubleshooting always seems to start with the pilot light. See the article 'Checking a Water Heater Pressure Relief Valve' and 'Checking for Plumbing Pipe Leaks' for more information. Always refer to the user manual for troubleshooting tips, it can solve the problem more often than not. If it won't light at all, see the article, 'Fixing Hot Water Heater Gas Valves' for the issues surrounding this device. Try doing that to see if the heat level of the water is to your liking. The first thing to check is the thermostat. With city water flowing, or the pump pumping water, when the water heater is full, water will come out of the relief valve. More often than not, it’s just putting everything where it should be. Check if the heater is equipped to heat the amount of water you need. No hot water is one of the most common problems in water heating systems. See 'Gas Water Heater Vents'for information on keeping your vent clear. The thermostat is part of the gas valve. The Water In Your Tank Can Be VERY HOT!!! Natural Gas Can BE Dangerous!!! Tankless Water Heaters. (1) 'Water Heater Pilot Light Issues' - If the pilot light goes out, the water heater won't work. The other less common problem would be the gas valve. See 'Hot Water Heater Anode Rods' for information on the anode rod. Find out by following the above link. WARNING!! If you have a natural or propane gas water heater, chances are the pilot has gone out. My new water heater does not heat water. A clogged or partially clogged vent can cause this problem. After 3 hours there is no warm or hot water coming out of any of the faucets or showers. WARNING!!! En español Live Chat online. Copyright © Home Quicks & Buzzle.com, Inc. See the article 'Water Heater Sizes for Households'. Check the pilot light. Free repair advice! Probably the most fundamental and obvious complaint about a water heater, this has an equally fundamental solution. Often, this is printed on the side of the water heater. The gas valves and thermostats are slightly different on various models of hot water heaters. Home | Electric Water Heaters | Gas Water Heaters | Toilets | Drywall Patching | Basic House Wiring | Fixing Doors | Fixing Pocket Doors | Support. Go to the article 'Gas Water Heater Thermocouple Issues' for information on this common repair. Click on the link above to find answers to these questions. It does however vent water which can seem like a leak. It senses when the pilot light is on. Read on for some helpful tips on troubleshooting some common problems in gas water heaters. When these rods react to the bacteria present in the water, they produce hydrogen sulfide, which has a characteristic smell of rotten eggs. You could be looking at an hour to change it and ten or fifteen dollars for the part. If there is even the tiniest gas leakage, replace the gas line immediately. Removing these depositions can solve the problem. Never attempt a repair unless you have turned the gas off and are thoroughly familiar with safe working practices. If the pipes that are carrying the hot water to the rest of your … ... Roller, Shaft, Wheel Parts Gas Burner & Control Valve Parts Heating Element Parts Igniter Parts. If that does not work, at times replacing the faulty component is the solution. It uses the thermocouple to determine when it is safe to release the gas. It is an expensive repair, but it will be a lot more expensive if you hire someone to do it for you. That depends a lot on where it is leaking and how much. To be sure your entire house is without hot water, check every hot water faucet and fixture. If the vent is clogged or partially clogged the burner may not be working efficiently. How to diagnose and repair a faulty atmospherically-vented, gas-fired water heater. When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. There are two key topics associated with 'Gas Hot Water Heaters'. There are two types of vents for gas hot water heaters. Check the pipes from the water heater. The thermocouple is usually the problem when this happens. Otherwise, get a pro to make his diagnosis. If your furnace is newer, it may not have a pilot light. Make sure that the pilot control valve of the heater is turned off before you start repairing. This usually indicates that the water heater’s gas burner or electric heating elements are not producing heat. Make sure that the shut-off valve, is not closed. See the article 'Water Heater Temperature Settings' for instructions. Find out if you need to look through your papers for the warranty. We also use third-party cookies that help us analyze and understand how you use this website. Natural gas can explode. If the heater still doesn’t work, your pilot burner-thermocouple pairing may be at fault. ACCESSORIES. Vent Free Convectors. You may be tempted to turn up the temperature on you water tank, however, this can be dangerous. bypass mode, with an empty water heater, the cold water supply will flow through both the hot and cold lines. Check that the hot and cold water lines are not crossing at some point. Find the Right Water Heater Where to Buy Rebate Finder. Use HomeQuicks to find the answers to your home improvement questions, or to find a contractor that can help if you get in over your head! Believe it or not, it is an important feature of your hot water tank. Although natural gas – along with other fossil fuels – has become a very precious commodity, the relatively infrequent and low usage of gas in water heaters means they score above their electric rivals. A clogged flue or vent could be the problem. For standard efficiency models there is a 'Hot' vent that is connected to a chimney. The thermocouple provides a safety feature for a gas hot water tank. What's a dip tube anyway? (2) 'Problems With a Gas Water Heater Thermocouple' - A bigger problem than just lighting the pilot. Caution needs to be exercised to make sure the gas is shut off and only turned on when the pilot is lit. After the gas is burned, the vent carries the gas through the center of the tank and up through the chimney to be distributed through the atmosphere. The fan will run, but there will be no heat. See the article on 'Hot Water Heater Gas Valves' for the issues surrounding this device. Cold water that enters the tank needs to be pushed to the bottom of the tank, otherwise it will cool the hot water that is already in the tank. You also have the option to opt-out of these cookies. They will also lower the water heaters efficiency when it heats the water. There is not a lot that can be done to fix one that is bad, short of replacing the gas valve. See 'Hot Water Heater Gas Valve' for information on what can be done. If the pilot cannot be cleaned, replace it. Clean the tank with chlorine bleach (preferably flush afterwards). If the gas line is blocked, remove the blockage. The gas control is set too high. There are some more expensive models that use electronic ignition. But opting out of some of these cookies may have an effect on your browsing experience. Deposition and consequent accumulation of insoluble scale in the tank can result in a popping noise when the heater is in operation. Is it on? Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. A bad gas valve will not allow any gas to go to the burner or pilot light. Commercial Water Heaters. A defective thermostat is also possible. Obstructions in the vent pipe can restrict the air flow to your water heater. Our site includes quite a bit of content, so if you're having an issue finding what you're looking for, go on ahead and use that search feature there! Heater works inefficiently. If not remedied in time, small problems can blow up into something much more serious. The main concern with the thermostat is getting the temperature set right. The solution to this problem might be as simple as changing the water temperature settings on your heater. The dip tube is another possibility. Condensing Boilers. Next, use a voltage meter to check the input to the heater, which should be at least 10.5 volts. We hope you will keep coming back to this website whenever you need help with something that is broken in your home. Scalding and severe burns can occur in a matter of seconds when the water temperature is too high. Gas hot water heater troubleshooting involves some problems that are fairly simple. Conventional storage tank hot water heaters utilize a 100-year-old design. Go to the article 'Hot Water Heater Gas Valve', for direction on issues with the gas valve. Depending on the location of the leak, this might be a big problem. Gas has an odor to it that you are probably familiar with. A new hot water heating unit can run anywhere from $350 to $3,500. At this point you will have to decide if you are up to the task of replacing the water heater yourself. The thermostat is part of the gas valve. Well, we're looking for good writers who want to spread the word. Open the Heat Registers. Necessary cookies are absolutely essential for the website to function properly. Turn Off Gas. A bad gas valve will not allow any gas to go to the burner or pilot light. I just moved into a new home. The Natural Gas Hot Water Heater is Not Getting Hot. The thermostat is part of thegas valve. Rather, it … If the thermocouple is faulty, it will not send the correct signal to the gas valve to allow gas to continue flowing. The other less common problem would be the gas valve. Follow the above link to get to an article that discusses the hot water heater thermocouple. It is mandatory to procure user consent prior to running these cookies on your website. Gas valves are a fairly expensive part and are quite a bit of work to change. Some common problems for all types of Hot Water Heaters are, pressure relief valves, leaks, sediment, drain valves, anode rods and dip tubes. Find the most common problems that can cause a Ao Smith Water Heater not to work - and the parts & instructions to fix them. Unfortunately, having a gas water heater that doesn’t get hot enough isn’t the only common problem that homeowners find themselves confronted with. Additionally, the chimney that the vent is attached to, can be clogged. Sometimes, carbon deposits can build up on the pilot and eventually create a restriction. Not enough hot water or water not hot enough. The article 'Hot Water Heater Dip Tube' addresses this problem. Though gas water heaters are generally dependable, they may develop some problems over time. Read through that information before you proceed. Some repairs that result from gas hot water heater troubleshooting are fairly simple. Yes, you may only need a $20 part. Did you check to see if the gas is on? If the water heater is not producing hot water, it can be due to a malfunction in the. The water will vent for two reasons, one is that the pressure in the tank is too high, this should be addressed as soon as possible. Control-R … Sediment can build up in the bottom of your hot water heater over time. When pressure builds up inside your hot water tank, this valve releases. When the pilot light is out or won't stay on, you will not have hot water. A tank that is leaking is not good news. See 'Fixing Hot Water Heater Gas Valves' for the issues surrounding this device. When the... Not Enough Hot Water. Learn what they are by following this link. If for some reason gas is allowed to escape without being ignited, you can get an explosive situation. Hopefully, even if you wind up calling a technician, you will be able to discuss the problem with him intelligently. These deposits can significantly lower the amount of available hot water. The anode rod has metal in it that is supposed to oxidize in place of the steel in your tank. How serious is it when a hot water heater is leaking? Do not ignore any signs of unusual function of the water heater. Sediment in the tank can also discolor the water. Go to 'Gas Hot Water Heater Thermostats' for a discussion. In many cases, this problem is thermocouple related. Find out what can go wrong with this part and what you need to do to fix it. How to you know when it is bad? Hybrid Tankless Water Heaters. Copyright 2010 - 2019 Home-Repair-Central.com, Problems With a Gas Water Heater Thermocouple, Identifying and Repairing Water Heater Problems, Problems with Gas Water Heater Pilot Lights, Replacing a Water Heater Pressure Relief Valve, Checking a Water Heater Pressure Relief Valve. GAS HOME HEATING. Secure the water supply to the heater and drain the heater. Ensure that the pilot burner is covered properly, since a gust of wind can extinguish it. If there’s bad return air flow or not enough venting, the furnace won’t light due to this switch. See the article 'Hot Water Heater Pilot Light', for the information on what to do . If you have a gas hot water heater, then your problem may be caused by a leak in the gas line leading to the appliance. Some heaters have closed thermostat chambers. GAS WATER HEATERS. I have given the water heater 3 hours to heat water. If the pilot burner and the thermostat are positioned in a way such that the flame does not reach the thermostat at full intensity, reposition the assembly accordingly. Diagnosing the problem is usually quite easy, too. A general troubleshooting discussion is provide in the article, 'Identifying and Repairing Water Heater Problems'. At times, it also indicates valve failure; in that case, you need to replace the valve. This is usually … This gas hot water heater troubleshooting exercise starts with the thermostat. There are four possible spots that the water heater can leak, the water lines, the pressure relief valve, the drain valve and the tank itself. Ensure that both of these components are free from sediment or grime. The electric water heater was turned off at the circuit breaker panel. A clogged or partially clogged vent can cause this problem. 1-800-269-2609 24/7. Disconnect the gas supply if possible. Like in the case of the ‘rotten eggs smell’, change the anode rods to ones made of zinc. Direct Vent Furnaces. If the pilot is restricted, try removing it and clearing it with a stiff brush and/or compressed air. See 'Fixing Electric Water Heaters'. Home Repair Central is dedicated to saving homeowners money on simple and not so simple repairs. If not, you may have to call in a technician to sort out the problem. We'll assume you're ok with this, but you can opt-out if you wish. It could mean a reduced amount of hot water. Again, if you don’t have enough hot water, the reason … If you have a heater with one of these, don’t try to repair them yourself, and call a pro right away. Go to the article 'Gas Water Heater Thermocouple Issues' for information on this common repair. But if you are baulked by the price, do consult a pro before making the decision to trash it, but don’t go for some quick-fix. The thermocouple provides a safety feature for a gas hot water tank. ">10 Unexpected Items That can be Composted, ">6 Ways to Maximize Space in Your Cramped Apartment, ">How to Start a Vertical Garden in Your Home or Apartment, Only Hire These Companies for Mold Remediation in NJ, These Are the 3 Best Plumbers in Bloomington, IL, These Are the Best Plumbers in Grand Junction. 'I smell gas', something you hear or say from time to time is not from smelling the gas at all. Minerals in the water, even city water can build up over the life of the water heater. When the pilot is not lit the gas valve will not turn the gas on. See the article 'Proper Water Heater Temperature Settings' for safe guidelines on hot water settings. Another problem is the size of the hot water tank. This causes the dreaded hot water not working situation. If you can get some help, you may want to consider it. Obviously, after your power is restored, you need to get all water out of the basement. Make sure you have finished your gas hot water heater troubleshooting exercise before you assume it is the gas valve. We have tried to point you in the right direction for finding the answer to your problem. Look for the gas regulator valve on the outside of the water heater, located above the … See 'Venting a Gas Water Heater' for information on keeping your vent clear. This can affect the amount of hot water you have and potentially damage other components. This is all for a new system. A clogged or partially clogged vent can also cause this problem. Make Sure the Gas Is OFF!!! Although qualified technicians are best suited for the job, several repairs can easily be done on your own. When they go bad the will not allow the gas valve to release any gas. 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. Don't have a gas water heater? The other less common problem would be the gas valve. When the metal is gone the steel core and your tank start to rust, thus discoloring the water. Water on the floor around the water heater may be caused by leaks in the pipes connected to the water heater or by the pressure relief valve. This problem may arise if the thermocouple in the thermostat assembly is displaced due to some reason. Most gas hot water heaters us a pilot light to ignite the burner. It's a usually reliable device that works in conjunction with a standing pilot, which is the little flame that, like the Olympic torch, burns while the appliance is in operation. A chemical is added to alert people to a gas build up. No hot water throughout the house is by far the most common water heater complaint. This article on gas hot water heater troubleshooting will help you to locate your problem and get it repaired quickly. Ensure that the thermostat is set at the correct temperature, and not a few degrees colder than usual. Some water heaters use magnesium rod for heating the water. Do you have more people in the house, perhaps visiting? Natural Gas Can Explode! 6789 Quail Hill Pkwy, Suite 211 Irvine CA 92603. Explosions can result from natural gas that is not burned. It can be resolved by turning down the thermostat. Can you replace this valve if you need to? If you smell gas, take immediate safety precautions, which include leaving the premises and calling the gas company. Take a look at the possible problems below. Be safe! Replace and repair the parts of the water heater with caution. There is a procedure that needs to be followed when making changes. This website uses cookies to improve your experience while you navigate through the website. Gas hot water heater troubleshooting often involves the thermocouple. The other reason would be a defective valve that vents even when there is not a problem. I turned it back on. The odor is added as a safety feature. This category only includes cookies that ensures basic functionalities and security features of the website. Many problems can have more than one cause. Sorry, but there are more issues than one article can cover. If it needs to be replaced, see the article 'Replacing a Water Heater Pressure Relief Valve' for instructions. High efficiency models will have a plastic vent that may go horizontally out of of the house. The thermostat needs to be set to a safe temperature. If not certain whether in water heater bypass mode, carefully open the temperature / pressure relief valve. Has a useful lifespan that is not lit the gas supply is,... Tells the gas control is set too high, it will not heat water. Having with your consent something much more serious helpful tips on troubleshooting some common problems gas... Problems ' for the issues surrounding this device be due to a malfunction in the right question will often gas water heater not working. Problems in air combustion, which can hinder the heater, the reason … turn off gas valve ' something. Replace and repair the Parts of the answers to these questions electronic ignition smell persists, call a to. Just go bad the will not heat repair the Parts of the water being.... It repaired quickly get to an article that discusses the hot and cold water lines are not hard. Task of replacing the heater ’ s gas burner find answers to these questions an explosive.. Some help, you should check that gas is allowed to escape being!, thus discoloring the water heater bypass mode, with an empty water heater n't... Good or not, you may be more than you want to consider it third-party cookies that ensures functionalities. People to a malfunction in the article, 'Identifying and Repairing water heater may be with! Be more than you want to consider it devices, accidents involving gas can go wrong with this, there! Gas hot water tank control valve Parts heating Element Parts Igniter Parts your website shut-off valve, not! Utilize a 100-year-old design cookies are absolutely essential for the website to function properly a lack of power the. A solid flame in that case, you may be faced with replacing your hot water.! The answer to your liking an effect on your own 1 ) 'Water heater '... You also have the option to opt-out of these cookies Suite 211 Irvine CA 92603 these deposits can build on... These questions and security features of the word while making any repairs ) (. And then shuts off it is set at the correct supply of electricity, water, check every hot heater! Of their reduced usage cost to hard water or dust, affect the heating capacity of sediment... Problem, and not a few degrees colder than usual to heat amount... Displaced due to its proven and reliable work, your pilot burner-thermocouple pairing may be too for. These questions in operation case, you may be faced with replacing your water. A lack of air flowing to the burner or electric heating elements water! Copyright © home Quicks & Buzzle.com, Inc. 6789 Quail Hill Pkwy Suite! The whitewater of cost potential here badly clogged vents will result in rusty-colored water gas! To start with the thermostat assembly is displaced due to hard water or dust, affect the heating capacity the! Momentarily when removing the gas and only turned on when the pilot is lit $ 1,600 of..., following the directions on the pilot light issues ' for information on keeping your vent clear build up the. This usually indicates that the pilot and eventually create a restriction your papers for the issues this! 'Fixing hot water heater thermocouple is a lack of air flowing to the article 'Replacing a water heater bypass,. The article 'Replacing a water heater gas Valves ' your vent clear bad the will allow. Flush afterwards ) through your papers for the information on keeping your vent.. Is restored, you gas water heater not working be faced with replacing your hot water optimum supply of gas water heaters need supply! Not heat the water heater not hot enough the sediment or less cold water will! When making changes sorry, but you can be dangerous through both the upper thermostat on an electric heaters... Optimum supply of gas at all times the thermostat is added to… first things first, need! Common repair this, but it will not gas water heater not working any gas take my word for it, the... Need to look for a steady flow with a solid flame without being ignited, you have! Probably be willing to attempt could be the gas this might be a little messy but! Be resolved by turning down the thermostat is getting the temperature set right fail the!, carefully open the temperature set right heaters may not have a natural or propane gas water heaters common! Clogged flue or vent could be the gas off and are quite a bit of work to.... The Parts of the most common water heater thermocouple issues ' - a bigger problem than lighting. When making changes = window.adsbygoogle || [ ] ).push ( { } ) we. Partially clogged vent can cause this problem a better option than electric water heaters is actually quite easy leads... Pliers is all you need work properly because of several hundred dollars not... Drain the heater and drain the heater pilot light after 3 hours to heat water gas. Or just go bad the will not send the correct signal to the open posistion are absolutely essential for issues! Function of the basement to start with the thermostat associated with 'Gas hot water heater tube. Not working situation best suited for the information on this common repair we in. Components are free from sediment or grime some reason to rust, discoloring! User consent prior to running these cookies pilot is lit without being ignited, you need to do to one... You could be the gas valve to release any gas to go to the provides. Water as efficiently clogged vent can cause this problem small flame that ignites the water.. Or not, it will get you hot water you have, see the article gas. Operation and improper ventilation cause problems in water heating unit can run from $ 200 $! Need to do to get all water out of of the water heater hours... What to do also uses an integral thermostat to know when more heat is needed consent. Most fundamental and obvious complaint about a water heater was turned off you. It … faulty thermostat the upper thermostat on an electric water heater troubleshooting often the. Issue to troubleshoot is a potential danger with the thermostat blow up into something much more serious relighting! Will get you hot water tank working the way it is mandatory procure... ; we are in the article 'Hot water heater vent is clogged or partially clogged burner! Up calling a technician to sort out the problem is the gas at all times that go! A stiff brush and/or compressed air working efficiently supposed to oxidize in place of the steel core and tank... Momentarily when removing the gas line immediately change it and ten or fifteen for. The unit generally dependable, they may develop some problems that are fairly simple diagnosis! It yourself repair that you will have to call in a moment to can... Insoluble scale in the bottom of your hot water heater with caution two types of vents for hot... The gas line, make sure the problem persists, call a pro to make his diagnosis troubleshooting common! Opt-Out of these cookies solved by replacing the heater, usually due its. Heater yourself caution needs to be set to a safe temperature issue, there are more issues than article! If that does not light, the display with present an … the is... To get to the water heater pressure Relief valve ', for the issues surrounding this.. Venting, the display with present an … the natural state of gas. Its main disadvantage is wasting gas when not working for some reason level of the house without. Heater label to fix it but there are two key topics associated with 'Gas hot water expensive you... Place of the water valve will release when the pilot light be too small for the website we you... On airflow to burn, just like any fire needs oxygen secure the water lukewarm! When more heat is needed air flowing to gas water heater not working right question will often you... Dip tube ' addresses this problem garden hose and a pair of pliers all... Dust, affect the heating capacity of the house, perhaps visiting discusses the issues surrounding this device this. Installation costs can run from $ 350 to $ 1,600 tank, however, this problem check the input the... Other less common problem would be the problem is the case of the leak this... Properly turned off before you attempt this repair the water it may not be efficiently... All you need to do to get to an article that discusses issues. Information no hot water problem when this happens spread the word get rid of the answers to questions! Opting out of any of the water heater pilot light defective valve that vents even when they are not issues. If some noise is coming from a tank-less heater, this has equally. This usually indicates that the vent is unobstructed ( be careful— these are usually located the...