Once removed, press the red reset button and hold it down until it clicks, as the click is an indication that the reset was successful. AO Smith water heaters have certainly made a name within the industry as a reliable, affordable, and generally long-lasting product. Step 1: Disconnect Your Tankless Water Heater Before starting anything, you have to disconnect your water heater from the power connection. Test the wire connection and make sure it is not loose or broken. This is the final error code for thermistor failure. Keeping it clean is critical to guarantee the long-lasting operation of your device. We will show three error codes, the first for the heaters that are without a remote controller and have only blinking LED, the second for the machines that have remote controller, and the third for the units that have 7-SEG LED. Bradford White Water Heater Reset Button (Ultimate Guide), AO Smith vs Navien Tankless Water Heater - Ultimate Guide, State vs. AO Smith Water Heater: The Ultimate Guide, Is There a Kenmore Dryer Reset Button? When you are resetting an AO Smith water heater and are using the reset button to complete this process, the clicking of the reset button is the sound you want to look for to indicate that the button is functioning and the reset has taken place. A faulty thermostat, old internal parts, electrical problems, bad heating elements, etc are some of the issues related to this tankless water heater. After that, turn on the unit by reconnecting all the connections. As a second-generation plumber, it was easy for Anthony to get used to the technicalities of all from a tender age, Liner for Pools: Essential Guide and Tips, Above Ground Pool Steps: A Comprehensive Guide, 3 Chlorine Tablets: Essential Guide for Pool Maintenance, How To Fix A Toilet Backing Up Into A Bath/Shower, Why Your Toilet Keeps Clogging And How To Fix It. If your AO Smith water heater is not getting hot, there are a few potential reasons why. This error code indicates that there is a problem with the flow sensor on your AO smith tankless water heater. Once youve found it, press and hold the reset button for 30 seconds. I'm a homeowner and I like to do things myself. This error occurs when there is a high heat pressure on the unit. This is a very dangerous problem to solve and I would recommend calling an expert to solve this problem. Ao Smith Water Heaters Troubleshooting. Smith tankless water heater. 3. If you want to reset the flammable vapor sensor on your water heater, how can it be done? Turn on the power button and observe its functioning. Manufacturers design access to the button for safety and to prevent accidental activation. One of the factors that leads many home owners to choose the brand is its dependability. For that, you must keep reading the article, and you will learn the easy way to reset. Commercial Gas Tankless. This is the most common tankless water heater, available in an affordable price range. The spark on the gas burner is ignited, warming water in the heat exchanger. Smith Water Heater, look no further! Is there a reset button located on my tankless water heater? Consumers with Reliance, State, A.O. External digital thermostatic control with LED display (+/1 degree accuracy) Most advanced self-modulation, adjust power to meet hot water demand. Whether you dont have the space for a traditional water heater or you are looking to have a unit that is more efficient at keeping your water hot no matter how much you use, you may find yourself in ownership of an AO Smith tankless water heater. Also make sure that all sensors, electrical components, and other wiring systems are in a proper position in order to avoid short circuits. If it is, then the next thing to check is whether or not the pilot light is lit. How Many Amps Does A Tankless Water Heater Use? Instruction Manuals | Residential Gas Tankless | A. O. Smith Residential Gas Tankless Product Literature Product Support Looking for out of production models? If you are not able to push in the reset button and hear the click, this could be an indication that the reset button itself is defective and in order to resolve such a problem, it may need to be replaced. It lets you know about the failure of the mixing thermistor. Flip the circuit breaker back to the On position and wait for about an hour for the water heater to heat up before using hot water from it. Heaterguides.com is a participant in the Amazon Services LLC Associates Program. AFR rods monitor the air fuel ratio of your water heaters internal combustion engine, which is a massively important part of your water heaters function. Turn the temperature adjustment knob to the desired setting. 333 keenan supply san diego; 8960 carroll way; suite e; san diego, ca 92121-2429; 858-408-0721 Locate the water heaters circuit breaker box and turn off the power to the unit. But if the problem occurs, then you must reset it. The solution to this problem is just the same as the previous error code check for broken wires, damage, loose connections, dirt and debris. This numerical code is telling you about the ignition failure. Where is the A.O Smith Electric Water Heater Reset Button? You must clean the filter and then flush the heat exchanger to solve this issue. Source: www.pmmag.com. To reset an AO Smith electric tankless water heater, you will follow the same steps as previously mentioned for the gas water heater. Resetting Rheem tankless water heater involves safe, easy, and straightforward steps that everyone can follow. The first step is to turn off all the electric circuits, gas valves, and hot water faucets. This code means there is flame loss during the operation. The venting was done according to the code, the correct type was utilized, and the device obtained an adequate air supply. Here is a step-by-step guide on how to do just that: 1. Ensure that the unit receives enough water to complete the circulation this way, the water pressure will be equal in the whole unit. The flammable vapor sensor on a water heater works to detect any flammable vapors within one minute of them being released, thus triggering the gas to stop flowing and preventing any fires or explosions from occurring. The next step is to press and hold the reset button for a few minutes until hearing the clicking sound. The best and the easiest way to solve these problems is to reset the tankless water heater to bring it back to its functional track. After drying, fix the filters, and the error will be no more. Once you have, make sure all the connections are secure and safe and clean away any dirt or debris that could be the issue. The basic lifespan of an AO Smith water heater is between 10 and 12 years. A. O. Smith University is a free online training site that offers certification and continuing education courses on residential and commercial water heating products. 3. If you suspect there are issues with the thermostat on your AO Smith water heater, how can this be done? You must check that the primary wire is connected to the unit property to solve this issue. The A.O Smith water heater reset button on a gas or electric version can be found under the metal cover close to the middle of the unit. When the water temperature rises in an uncontrolled fashion, the reset button is tripped. If there is a scale build up, then you should also check for any water leakages that are causing scale to build up inside your water heater. Another sign that you are facing the same problem would be if the LED light is blinking once. However, there are tankless water heaters that are equipped with a reset button that can be pressed easily without any difficulty. Your Smith water heater should now be reset and ready to use. In many circumstances, you can see when there is an issue with the wiring of your units components. Ecosmart tankless water heater displays the error code on the small screen, enabling the users to solve the problem easily by searching for the solution in the manual guide. It means the air-fuel ratio rod has failed. Every tankless water heater has its own reset button and the location can vary depending upon the company. With the passage of time, this tankless water heater can also cause many problems and hence need to be reset at the correct time in order to avoid further issues. Electric Tankless; Resources. Jake Attachments After that, turn off the hot water tap. The next step is to switch off the Ecosmart unit and if it comes with the remote then use it to turn it off. window.mc4wp.listeners.push( Have you ever noticed what happens when you activate the hot water tap and all you acquire is chilled water? These units are powered by electricity, natural gas, and propane. The best solution to clear this problem is to reset your Navien tankless water heater. The last and final step is to reconnect all the electrical connections in order to observe the working of the tankless water heater. If your Ao Smith water heater isnt working properly, you may need to reset it. [Gas, Electric, Tankless Water Heaters Complete Guide 2021], How To Reset Rinnai Tankless Water Heater? Takagi tankless water heater is considered to be one of the high-performance and highly efficient tankless heaters that are equipped with many advanced and beneficial features. On the flip side, the models 240, 340, and 540 will display the code on both the remote and temperature controllers. In this article, Ill be addressing how you can reset the tankless water heaters by yourself in just a few simple steps easily. The red LED light shuts off while the electric fan carries on to rotate for another 2 to 3 minutes. OWNER ONLY. This error occurs when the fan motor is not working correctly. Its due to a thermostat fault in either the upper or lower heating element. Tankless water heaters are well-known for their dependability and efficiency. This error code signifies that there is a problem with your outlet thermistor. . Most of these common issues are water heater leaking, water heating issue, the noise of the heater, and much more. How does the AO Smith condensing water heater work. If it is not possible to clean it, replace the valve. Find Your Solution Fast & Easy Great! Then, check the thermistor for dirt and grime, and clean or replace it if required. What Is A Thermocouple? Before AO Smith tankless water heater troubleshooting, test the hi-limit switch and confirm it is working fine and the wire connections are not loose and broken. It is critical to supply the device with power and an accurate connection to have the device operating efficiently. Following are the reasons through which you can detect that your tankless water heater is bad: What type of maintenance does a tankless water heater need? Probably not. Of course, each unit has a different rating, so compare models before you buy. It means there is miscommunication between the unit and the remote controller. Also, remove the insulation cover that is there on the reset button. Remove the top panel cover on the side of the unit by removing the screws that hold it in place. callback: cb In order to start the resetting process, the very first and most important step is to disconnect all the electrical connections with the help of remote control. However, damage and soot can sometimes prevent the AFR rod from doing its job properly and it requires attention. Sometimes the water gets too hot which causes the switch to trip. To do this, with a multimeter, test the thermostat for continuity and if continuity is not present, you will need to replace the thermostat rather than simply reset the water heater. Alternatively, it could be that debris has affected the flow sensors impeller and just needs a bit of cleaning to get back to functioning as normal. Join our exclusive 2,500+ email list to get tailored advice, product roundups, and be the first to see our new content. One possible troubleshooting option is to try to reset your hot water tank. The next step is to locate the reset button and push it hard for a few seconds and then release it. You can troubleshoot the issues yourself, but we would recommend you hire expert troubleshooting services. I normally start by looking for faulty wiring and damaged circuit breakers. { Turn off the hot water tap, wait five minutes, restore power back to the heater and once rebooted, run the hot water from a facet within the area. If the above process is not working for you try calling a professional as this indicates a big problem. However, if the code comes back, you need to change the PC board. The reset button is a feature on the upper thermostat. To solve this issue, you should thoroughly check the units wiring. However, this depends on several elements such as the quality of the water, the amount used or how frequently it is used, the temperature setting, and many more. Clean your AFR rod of any soot, and check for any damage or loose connections to see if you need to find a replacement. There is some issue with the gas solenoid valve. Sometimes you need to reset the unit. Refer to . This is the thermistor attached to your outlet pipes. By heating the water as it flows through the pipe, shortages of hot water come few and far between. If you own an AO Smith tankless water heater, then its important that you know how it works and what to do when things go wrong. This error is caused due when the exhaust overheats. Shut off the power supply. Most AO Smith water heaters come with a warranty of between 6 and 12 years. Stiebel Eltron Tankless Water Heater Tempra 20 Rinnai V65iP Non-Condensing Propane Tankless Water Bosch Electric Mini-Tank Water Heater Tronic 3000 Sign up for Personal Shopper by Prime Try Before You Buy, Locate the reset button on your Ao Smith water heater, This is typically located near the bottom of the unit, Press and hold the reset button for approximately 10 seconds, Release the reset button and allow the unit to restart. The reset button might be tripped by loose wires. [Fixed], Honeywell Water Heater Gas Valve Reset (How-To Guide), 15 Common Rheem Error Codes [Ultimate Guide], Rheem Tankless Water Heater Code 11 (Fixed), Top 5 Navien Tankless Water Heater Problems [Fixed], Whirlpool Duet Dryer No Power To Control Panel (Causes + Solutions), Go to the electrical panel for your home which is located in the garage or on the exterior walls of the house. Sometimes, these codes wont occur on display. Besides, if the water flow rate drops from 0.4 gallons per minute, the device stops working. This error code usually means there is a fault with the flow adjustment valve. The way a water heater works is pretty simple . Checking for and removing electrical problems as a possible reason of your units reset button tripping is an important step in the troubleshooting process. Back To Instruction Manuals Residential Gas Tankless Product Support The reset process is for solving the problem temporarily. This error code is usually a sign that there is some kind of blockage in your vents, gas burner or fan motor. In this way, the unit starts functioning properly and heats the water in less time. The surrounding air should not be polluted. The water should not flow out. You have two thermostats because the heater has an upper and a lower heating element. RVs are designed to fulfill all the basic needs you enjoy, Read More How To Convert RV Water Heater To Tankless? Commercial Electric. Find the water heaters access panel and remove it. This time, it is referring to a problem with your exhaust thermistor. 5. Ao Smith water heaters are one of the most popular brands on the market. However, sometimes the provided manuals and instruction guides are not very clear and if you need help addressing some error codes that are popping up on your AO Smiths tankless water heater, then we have got you covered. Just like with the previous thermistor failure errors, you should follow the same process to solve it. The last step is to reconnect all the electrical and gas connections and turn on the breaker, providing electricity to the unit. I would recommend being patient at this point as it might take some time. You will need a screw driver to remove the screws that are holding the cover in place. Wait for the water in the unit to cool before proceeding. It will be a red button concealed inside the panel by insulation. With the passage of time, the functioning of the tankless water heaters can be interrupted by various types of issues that need to be solved on time. To perform an AO Smith water heater flammable vapor sensor reset, find the FV sensor that is located inside the electric box on the device and turn the power off to the hot water tank. Launch Product . After that, release the button and turn the thermostat back to the On position. Check the thermistor wiring and ensure connections are good and not loose or broken. It functions just like an outlet thermistor, but is found on your inlet pipes instead of your outlet pipes. About Water Heaters; Register Your Water Heater; Support; Water Filters. You might want to reset the computer to clear . This thermistor should be found attached to your water heaters exhaust. After that find the reset button and then press it hard for a few minutes and then release it. Turning off the electricity to your A.O Smith water heater should be the first step in your troubleshooting process. It can trip off at times without any cause and so its safe to turn it on. However, like all appliances, they will eventually need to be reset. Other than that, the reason for the appearance of the error code can also be an indicator of replacing the faulty ignitor with the functional one. By turning ON the circuit breaker, run the unit for several minutes. To see how to reset an AO Smith water heater as well as other components of the device, continue reading to find what you need. Get information and support for all A. O. Smith models. + What to Do Instead, A.O. If the condensate drain is not properly installed on the vent collar of the water heater, then there could be water in the internal combustion engine. Here's what you need to know to reset a tankless water heater. Reconnect All the Electrical Connections, How to Reset Takagi Tankless Water Heater, How to Reset Rinnai Tankless Water Heater, How to Reset a Rheem Tankless Water Heater, How to Reset a Noritz Tankless Water Heater, How to Reset Ecosmart Tankless Water Heater, How to Reset AO Smith Tankless Water Heater, How to Reset Navien Tankless Water Heater, Navien Tankless Water Heater Error Codes and How to Solve Them. This post was published on 2022-04-04. 2. You may find burnt pieces, or when you delicately pull on a wire, it may entirely detach from the component to which it is attached.
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