It will start heating the water and function properly. This error code signifies that there is a problem with your outlet thermistor. Before resetting the Navien tankless water heater, you should understand these various error codes on display. This is usually caused by scale build up which locks the motor drive. The A.O. Turn on the button and then flip the breaker to start the tankless water heater. They are also ultra-low NOx. Just follow up on the below step-by-step guide to reset your Tankless Water Heater effectively and get the unit out of standby mode. 199,000 BTU Non-Condensing Ultra-Low NOx Indoor Tankless Water Heater Ao Smith Ati-540p-n 100281161 Tankless Indoor Water Heater Natural Gas Even with the convenience and quick access to hot water this unit can afford, you might find there are times when a reset is needed to restore some functions back to a good working order. Ensure that the water circulates appropriately so that the unit does not overheat again. First of all, turn off all the outlets attached to the unit in your residence. Smith Water Heater, look no further! Find the water heater's access panel and remove it. First, locate the thermostat on your A.O. Tankless models may not even require tools. A.O Smith designs its heater reset buttons to trip as a safety precaution. How to Reset AO Smith Water Heater - Ready To DIY The next step is to switch off the Ecosmart unit and if it comes with the remote then use it to turn it off. Find the electric panel on the heater and open it, using a screwdriver to unscrew the nuts that hold the cover. Where is the A.O Smith Electric Water Heater Reset Button? This button is located in the lowest corner opposite the on and off switch. Solution. 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. For a permanent solution to the problem, the user needs to call an expert. We will assume that your appliance, before the issue occurred, was accurately deployed according to codes and instructions of the brand. They should be able to tell you the correct dipswitch settings for your model so you can correct it yourself. I am a mechanical engineer and love doing research on different home and outdoor heating options. Go along with the following steps to reset your AO Smith Electric Water Heater correctly: Locate the breaker box and flip the water heater's circuit breaker to the off position. Step 1: Disconnect Your Tankless Water Heater Before starting anything, you have to disconnect your water heater from the power connection. 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. Before moving further, check that either the gas is connected to a cylinder or gas meter. It also means that it requires to be reset. 4. Condensing units tend to provide the best efficiency ratings out of tankless options. There are many other important working parts that ensure the smooth function and overall operation of your AO water heater, such as the thermal switch. Once youve found it, press and hold the reset button for 30 seconds. This indicates that the thermostat is not functioning properly. A O Smith Troubleshooting Gas Water Heaters HD Supply. Before the unit starts gas ignition, you have to open the tap with water flowing at the rate of 0.5 GPM. Another sign that this is the issue is if the error code is blinking five times. These units are powered by electricity, natural gas, and propane. The best way to solve this problem is to adjust the temperature correctly. If in case, cold water is entering the system, then this control board maintains and adjusts the flame. Complete Guide 2022, How To Convert RV Water Heater To Tankless? The last step is to check the gas solenoid valves in order to prevent short circuits. The first step is to turn off all the electrical connections to prevent the short circuit. Check the exhaust pipe for a blockage and clear the intake air filters by cleaning them with water. Alternatively, you should check for any loose connections and damaged wires that could be behind this power loss. AO Smith Tankless Water Heater Reviews (2022 Edition) - Plumbing Navigator Why does the tankless water heater go cold? Turn on the power button and observe its functioning. Shut off the power before detaching the remote from the heater. 1. Locate the thermostat on the water heater and turn it to the Off position. As an affiliate of retailers(like Amazon), we earn from qualifying purchases. If the unit accepts the venting material then check the flue inlet or exhaust for removing the blockage. How to Reset a Water Heater (In Simple Steps) - Sensible Digs 1. 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. Instruction Manuals | Residential Gas Tankless | A. O. Smith - Hotwater.com The next step is to release the reset button and then turn on the power button to analyze the proper functioning of the water heater. IT. I have an ao water heater, the e02 alert code came on, i - JustAnswer But if this error shows again, you must check the sensor and change it if necessary. [1] Most heaters are plugged into a wall with a cable. Required fields are marked *. If the problem is not solved even through resetting or error code, then press the reset button at least three times. A little surge or outage can cause the display screen to flash where power has been absent. If they dont show continuity, replace them with new ones. Tankless Workshop | A.O. Smith University - Hotwater.com Types: A. O. Smith offers a wide range of residential and commercial water heaters. Wait for the water in the unit to cool before proceeding. AO Smith Tankless Water Heater Troubleshooting - Your Complete Guide 2021 Also, remove the insulation cover that is there on the reset button. Condensing type Each and every day at A. O. Smith, we are working on developing state-of-the-art solutions that are pushing new boundaries and paving the way in our industry. A faulty thermostat, old internal parts, electrical problems, bad heating elements, etc are some of the issues related to this tankless water heater. Propane. The venting was done according to the code, the correct type was utilized, and the device obtained an adequate air supply. Troubleshooting Every AO Smith Water Heater Problem, The Ultimate Guide to Resetting Any Water Heater, Candy Tumble Dryer Keeps Stopping: Troubleshooting Tips, Loc Error Code on Hoover Dryer: Troubleshooting Guide, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? It is caused due to the overheating of the heat exchanger because of high temperature. If the error code is displaying on the tankless water heater then it indicates that the water heater is not working properly and needs to be reset again. Product Type: Tankless Heater. Any other models may have different codes for different issues. A. O. Smith Water Heaters (the warrantor) will furnish the ORIGINAL OWNER, 1) a replacement A. O. Smith water heater of equivalent size and current model if the glasslined tank in this water heater leaks and, 2) a replacement part for any component part which fails. No hot water and water heater is staying in standby mode To solve this error, check the thermistor to see if there are any loose wires or breakages that are causing the failure. The reset button will be located right inside the panel. Now you know about error codes and AO Smith tankless water heater troubleshooting, you can initiate fixing any issues on your own.However, if you are unsure how to fix the problem, call an expert technician.We hope you found our article helpful and enlightening.If you have any tips or questions, feel free to reach out to us, and dont forget to share it with your friends who own an AO Smith heater. Again, this is an issue for a professional but you can check that the proper settings are in place on the computer board. AO Smith Tankless Water Heater Parts - SupplyHouse.com To perform a reset of the thermostat on your AO Smith water heater, you will need to complete a system reset for the water heater. How to Reset Tankless Water Heater: 4 Easy Steps To Follow Clean your AFR rod of any soot, and check for any damage or loose connections to see if you need to find a replacement. If you are thinking of flushing and cleaning your tankless water heater system in order to get rid of impurities, dirt, and many other related issues then its an alarming situation to reset your system that involves simple and easy steps. By turning ON the circuit breaker, run the unit for several minutes. Do tankless water heaters need servicing?
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