You might be facing difficulties in resetting your tankless water heating unit thats why you landed here. Get a flat head screwdriver and remove the nuts that hold the upper access panel in place. Ao Smith water heaters are one of the most popular brands on the market. But if the problem occurs, then you must reset it. The reset button might be tripped by loose wires. If the tankless water heater is making some issues then resetting the unit can solve many of the related problems. The last step is to reconnect all the electrical and gas connections and turn on the breaker, providing electricity to the unit. The gas should be on and at the correct pressure. As an affiliate of retailers(like Amazon), we earn from qualifying purchases. The classes are video-based courses that can be taken on a PC, Mac, or mobile device equipped with speakers and a high-speed internet connection. Check out the guide below for easy to understand explanations about each error code and the troubleshooting tips that can help you solve the issues you are facing with your AO Smith tankless water heater. 4. Hot Water Heater Reset Button (Where to Find It and What it. Sometimes you need to reset the unit. Step By Step InstructionsContinue, Are you looking for an in-depth guide on how to flush a tankless water heater because debris and calcium have accumulated on the heating elements and inside your units filters? The water should not flow out. To see how to reset an AO Smith electric tankless water heater, continue reading below. Locate the temperature control knob on the front of the unit and turn it to the Off position. After you hit the reset button, you should hear a clicking sound to indicate you successfully reset the water heater. 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. You can troubleshoot the issues yourself, but we would recommend you hire expert troubleshooting services. To reset an AO Smith gas tankless water heater, you will need to turn the hot water tap off and wait for five minutes. Pinpoint the switch on the computer board and make sure the settings are according to the user manual. The next step is to remove the top panel cover from the hot water tank by removing the several screws attached to it. After that, turn off the hot water tap. The error code of blocked air supply is error code 10. Apart from this, it is also a great option for commercial and residential use. This error code occurs when there is a problem with the inlet thermistor. If neither of these are the issue, then its possible that the thermostat on the unit needs to be adjusted. Smith Water Heater Troubleshooting - YouTube If you're looking for help fixing your A.O. If your water heater is electric, youll need to reset it by flipping the circuit breaker. 3. Where Is My Geospring Water Heater Reset Button? ReadyToDIY is the owner of this article. A tankless water heater is one of the most useful and highly durable appliances that regulate hot water and supply it during dishwashing or taking showers. If the issue persists, change the exhaust thermistor. IT. In order to solve this problem, check the gas valve and make sure that it is open. Also, flush the heat exchanger. Where this thermistor is will vary from model to model, so you will need to check your manual to find it on your water heater. Ask Your Own Plumbing Question So if you reset the water heater with the breaker etc and the issue still exists it can be one of 3 Things, a bad thermostat, a bad computer board, or the connectors to the computer module have burnt out which others have had issues before. Upper and Lower Heating Elements - How an Electric Water Heater Works. I followed your instructions and it worked, thank you for writing this post it helped me a lot! Thermistors are an important component of any water heater as it helps your water heater heat your water to the correct temperature. And in case, the tankless water heater is still not working properly, turn OFF and ON the breaker again. By providing high-quality content and expert guides, Adam hopes to help anyone looking for expert water heater advice. Make sure that the gas control knob is set to the Pilot setting. If it is damaged or has a short in it, the temperature of the water will continue to rise. Furthermore, it is also equipped with many security features e.g. The red LED light shuts off while the electric fan carries on to rotate for another 2 to 3 minutes. Furthermore, the presence of a large amount of air in the gas line can also be one of the reasons for ignition problems. Do tankless water heaters need servicing? Most tankless water heaters have their reset button present on the front or back side or at the control panel. Electrical issues are a common cause for the A.O Smith water heaters reset button to trip. The spark on the gas burner is ignited, warming water in the heat exchanger. My hot water heater keeps going into vacation mode. The reset button is there to protect the appliance from bigger damage. Tankless devices require far less maintenance and servicing than tanked heaters, but it is still essential, Read More How To Reset Rinnai Tankless Water Heater? For that, you must keep reading the article, and you will learn the easy way to reset. If your home has an A.O. electrical panel and look for the water heater. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Where is the A.O Smith Water Heater Reset Button Located? After disconnecting all the electrical connections, the next step is to identify the location of the reset button. In most cases, it could be a simple breaker problem, and depressing the switch resets the system. Condensing type This error code means that there is a flame loss. Furthermore, in order to keep the working of the machine in proper way, they should undergo regular preventive maintenance, and also their gas or electrical components should be inspected once a month. Before you begin opening the heater, figure out where it's plugged into the wall and turn off the electricity. Our in-depth article covers condensing, non-condensing, indoor, outdoor, and low NOx water heaters with cutting-edge technology. 4 Best 30 AMP Tankless Water Heaters in 2023. Moreover, you should also reset the unit if the problem happens again. The best part of this tankless water heater is that it is easy to use and can also be reset easily with the help of the control panel. Also, turn the knob off in order to control the temperature. If you have an AO Smith water heater and you want to reset the unit, take a look below to see what needs to be done to complete this process. There are a few different types of water heaters that users can select to fit their exact needs, but if you are using a gas water heater, gas will obviously be the fuel by which the unit is operated and thus, there will be a gas valve that controls the amount of gas administered to light the pilot or the ignitor. Smith Water Heater. This post may contain affiliate links. Then find the heater reset button and press it. Copyright article owner is ReadyToDiy.com for this article. How To Drain A Water Heater Without A Drain Valve? If you turn the cold water knob on any at all the heater starts cycling on off and then shuts off. Its a small device adjoining, Read More How To Clean Thermocouple On Water Heater Complete GuideContinue, If your energy expenditures are bogging you down, and you are trying to find a way to reduce your monthly bills, you can transition from a tank-style heater to a tankless water heater. Hence, by following these simple two steps, the tankless water heater can easily be reset again. Scale build up could be the cause of locking the motor drive and is usually caused by a water leak somewhere within your water heater. However, like all appliances, they will eventually need to be reset. Confirm the settings of the computer board are accurate, according to the user manual. If in case, cold water is entering the system, then this control board maintains and adjusts the flame. Turn on the button and then flip the breaker to start the tankless water heater. When you open your electrical panel, you may notice that they are hot to the touch, and you may even smell burning. Also, look for external particles or grease on the fan and burner. . In the following case, keep the tankless water heater turned off. Reason #1: Bad Thermostat. Most tankless water heaters have their reset button present on the front or back side or at the control panel. TanklessHeaterGuides.com is a participant in the Amazon Services LLC Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, https://tanklessheaterguides.com/author/tank/, How to Reset Tankless Water Heater: 4 Easy Steps To Follow, How to Reset A Tankless Water Heater Detailed Guide, 4. Remove and keep the insulation. Verify there are no cuts and burns on the wire connections and also they are not loose. Your Smith water heater should now be reset and ready to use. Head to your hot water tank. Commercial Gas. This thermistor should be found attached to your water heaters exhaust. Examine the fan and burner for dirt and grime, and clean if required. In this way, the unit starts functioning properly and heats the water in less time. Sometimes the water gets too hot which causes the switch to trip. This and many other issues can be solved by resetting the tankless water heater. But still, by taking certain preventive measures, you can still solve this problem at home. The first step is to turn off all the electric circuits, gas valves, and hot water faucets. Head to your hot water tank. To reset the noritz tankless water heater, the first step is to disconnect all the electrical and gas connections in order to prevent the short circuit. Smith Water Heater, look no further! The reset button avoids damage and is easy to reset within a few minutes. To reset an AO Smith water heater, locate the red reset button within the electric panel and remove any insulation that may be beneath the panel. However, if the code comes back, you need to change the PC board. Inlet Gas Pressure: 4.0-10.5"W.C. I am quite sure Ill learn many new stuff right here! It happens if you detach the remote from the appliance while the power is on. If the connection of the gas valve is also disconnected, reconnect those connections as well for analyzing the working of the tankless water heater. But before that, it is advised to turn off all the connections again until the issue is not solved properly. Water heaters provide a luxury to individuals that many seem to overlook until they are left without the hot water that such units provide. First, locate the thermostat on your A.O. This button is located in the lowest corner opposite the on and off switch. Gas Connection: 3/4" Water Connection: { Just like with the previous thermistor failure errors, you should follow the same process to solve it. We are going to cover some of the most common error codes and problems seen with the AO Smith tankless water heater so you know what you can do when the issue occurs. Whether you are looking to reset your AO Smith water heater as a whole or are trying to find a way to reset various components of the unit, there are laid out processes that work to ensure that the reset is not only implemented the way it should be, but that the reset is successful and effective as well. Complete Guide 2022, How To Convert RV Water Heater To Tankless? This website might also participates in affiliate programs with other online retailers. Electric Vs Gas Tankless Water Heaters - A Comprehensive Guide, tankless water heater is that it operates on electricity. Allow it to dry and then fix it back. Whether you own a gas or electric heater, the electrical box can be pulled open as well as any insulation, then press the red reset button until a click is heard, indicating the reset. Follow these steps to reset your A. O. Smith tankless water heater: Ensure the water heater is not connected to electricity by flipping the circuit breakers off. Although a standard water heater with a tank is more familiar to most, if you are looking to reset the unit but arent quite sure how, continue reading below to see how this can be done. 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. Circuit breakers deteriorate as they age as well. To replace a broken or damaged ESM module, see page 36 for ordering information. Save my name, email, and website in this browser for the next time I comment. After the air filters dry out, then you must fix them back. . If the reset button is causing a problem, then replace the access panel and then turn the circuit ON. However, if you are experiencing some issues with your tankless water heater, how can it be reset? For instance, the 110 and 310 models will display a flashing red LED that will blink one or more times depending on the error, whereas the 510 model will show the code on the display screen. } A O Smith Troubleshooting Gas Water Heaters HD Supply. 5. To solve this issue, you need to check for any condensation within the heater. Your machine provides you with perfectly hot water on demand whenever you need it. Sometimes if you are lucky, it could just be a bit of soot blocking the sensors other times, you may need to find a replacement AFR rod as soon as possible. However, damage and soot can sometimes prevent the AFR rod from doing its job properly and it requires attention. AO Smith water heaters have certainly made a name within the industry as a reliable, affordable, and generally long-lasting product. 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. If you suspect there are issues with the thermostat on your AO Smith water heater, how can this be done? And it's all in short to reset your water heater. AO Smith models ATI 110C, 310C, and 510C are indoor and non-condensing that utilize a built-in temperature controller and concentric or one-pipe venting system for easier installation. To reset an AO Smith gas water heater that is non-tankless, remove the electrical panel that is located on the outside of the water heater and take away any insulation thats placed behind it. Even so, some units need to be reset and if your water heater is in need of such, what does this process look like? To reset an AO Smith electric water heater that hosts a tank for heating water, remove the electric panel from the front of the unit as well as any insulation. Before taking any step further, check the manual guide for clarity.

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