After draining the water, you must turn on the unit. The process involves four simple steps that the users need to follow. You should expect dependable performance and unlimited hot water from the unit for more than 20 years. If so, simply relighting the pilot light should do the trick. Launch Product . This button is located in the lowest corner opposite the on and off switch. Our in-depth article covers condensing, non-condensing, indoor, outdoor, and low NOx water heaters with cutting-edge technology. Within 10 seconds, press both the temperature up and down buttons until you see that the vacation LED lights are blinking, release the buttons, then press them until the LED lights are steady. I have looked all over the place for an article like this, thanks for taking the time to write this. event : evt, This error means a problem with limit control and heat exchanger. Probably you go to wash utensils and find your AO Smith hot water heater not working. On the flip side, the models 240, 340, and 540 will display the code on both the remote and temperature controllers. 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. 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. 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. Before the unit starts gas ignition, you have to open the tap with water flowing at the rate of 0.5 GPM. If your Ao Smith water heater isnt working properly, you may need to reset it. How to Reset AO Smith Water Heater - Ready To DIY To remove this error code, you must check that the ignitor is producing a proper spark and the central electric cord is connected to the unit in the right way. OWNER ONLY. You will need a screw driver to remove the screws that are holding the cover in place. A.O. SMITH WATER HEATERS INSTRUCTION MANUAL Pdf Download How to Reset Tankless Water Heater: 4 Easy Steps To Follow It is informing you about improper gas combustion. These units are powered by electricity, natural gas, and propane. 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. Here's what you need to know to reset a tankless water heater. The flammable vapor sensor is actually a passive device on your AO Smith water heater, but it works in a very important way when called to the task. Here is a step-by-step guide on how to do just that: Pump & Expansion Tanks. Types: A. O. Smith offers a wide range of residential and commercial water heaters. It can trip off at times without any cause and so its safe to turn it on. Once cooled, locate the cold water inlet valve on the side of the unit and turn it clockwise to close it off completely. Not having immediate ingress to warm water is infuriating and annoying. How To Reset Tankless Water Heater: 4 Easy Steps - Knowtheflo.com I like the helpful info you provide in your articles. Ensure that the water circulates appropriately so that the unit does not overheat again. We have unplugged it a read more I normally start by looking for faulty wiring and damaged circuit breakers. We offer residential and commercial training at our Ashland City, Tennessee facilities. What Is A Thermocouple? Condensing units tend to provide the best efficiency ratings out of tankless options. Part 1 Opening the Water Heater 1 Disconnect the electricity to the heater. Hot Water Heater Reset Button (Where to Find It and What it. Sometimes, these codes wont occur on display. If there is a problem with the water heater, an installed remote will make a sound, and the error code will display on the screen. Never tamper with a water heater that's still powered on. Furthermore, the user can even reset the unit by using the software. 3. Make sure the resistance valve is 10.75 Kohm. However, if the code comes back, you need to change the PC board. It also means that it requires to be reset. There could be an issue with the power supply of your water heater and thus it could be failing. . Pinpoint the switch on the computer board and make sure the settings are according to the user manual. However, before turning ON the breaker, set the thermostat of the tankless water heater up to the highest level for increasing the capacity of the unit. Locate the water heaters circuit breaker box and turn off the power to the unit. This tankless water heater is equipped with a computer board that regulates the heating process, helping the users to deal with various problems. However, if you have tried all the error code solutions and reset the unit yet the problems occur, you should consult the Navien electrical support unit or hire a plumber. Clean the mixing thermistor or replace it if necessary. The last step is to reconnect all the electrical and gas connections and turn on the breaker, providing electricity to the unit. This error is displayed when the unit faces blockage in the exhaust region. The next step is to remove the top panel cover from the hot water tank by removing the several screws attached to it. When the insulation is removed, press the red reset button and hold it until you hear a click, which indicates the reset has taken place. Commercial Heat Pump. A.O Smith Water Heater Reset Button (Ultimate Guide) If there are any burn marks on the computer board then this is a sign that your water heaters computer board is overheating and cutting out. } How To Reset Your Tankless Water Heater All Things Plumbing, Heating & Air 161 subscribers 47K views 1 year ago Wondering how to reset your Tankless Water Heater? AO Smith Tankless Water Heater Troubleshooting Your Complete Guide 2021, How To Clean Thermocouple On Water Heater Complete Guide, Condensing Vs Non-Condensing Tankless Water Heaters Which one is better 2022, How To Turn On Water Heater? 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. Instruction Manuals for Water Heaters and Boilers | A. O. Smith PDF Download Pdf Ao Smith Water Heaters Troubleshooting Make sure that the gas control knob is set to the Pilot setting. Though, to reset an AO Smith electric water heater, what can be done? Every tankless water heater is equipped with a red colored reset button which is located in different spots, depending upon the company. If the remote controller is not deployed on the unit, and there is something wrong, the code will be displayed differently. It may be very difficult in Washington State to do tankless electric due to our cold incoming water temperature. Make sure the wire connections are not wet or loose. I am quite sure Ill learn many new stuff right here! 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. The surrounding air should not be polluted. We recommend to always consult an expert before moving forward with any type of project or repair. Nobody likes a cold shower, and it's easier to do many household tasks with hot water. callback: cb You can also use a toothbrush for deep and proper cleaning. Why is My A.O Smith Hot Water Heater Tripping the Reset Button? Remove and keep the insulation. A.O Smith Water Heater Reset Button (Ultimate Guide) The breaker is usually located in the main electrical panel, and it will be labeled water heater or something similar. 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. Examine the wire connections of the thermistor and make sure they are good and not damaged. Most tank water heaters have an average lifespan of 8 to 12 years, and tankless water heaters can last as long as 20 years. Now, you should be able to understand how these error codes work and what they mean. Furthermore, if in case after resetting the unit, if still it displays the error code then push the knob for a few seconds again. AO Smith Water heater not lighting - Repair Clinic It means the air-fuel ratio rod has failed. How to Reset a Tankless Water Heater How to Reset a Tankless Water Heater. The unit stops heating water when you turn off the tap. 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. AO Smith Tankless Error Codes: Problems And Troubleshooting Once you have, make sure all the connections are secure and safe and clean away any dirt or debris that could be the issue. By providing high-quality content and expert guides, Adam hopes to help anyone looking for expert water heater advice. Then, check the thermistor for dirt and grime, and clean or replace it if required. The tankless water heater will start heating the water properly in an excess amount. If your device is displaying a mysterious code and you cannot interpret what it means, dont panicwe are here to help you understand those enigmatic error codes and troubleshoot your system without requiring professional assistance. And it's all in short to reset your water heater. Your instructions are very easy to understand, I will follow them and hope it works. 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. Main Menu. Where is the A.O Smith Electric Water Heater Reset Button? Manufacturers design access to the button for safety and to prevent accidental activation. This guide will walk you through the detailed process of How to Reset Tankless Water Heater and bring it back to the functional track. Before you start to disassemble your water heater, remember to shut off its power and that you reassemble it correctly. After finding the location of the reset button, press it and then release it back. Thermistors are an important component of any water heater as it helps your water heater heat your water to the correct temperature. In order to solve this problem, identify the venting material that is acceptable to the unit. Check the connection between the device and remote and confirm you have the right remote. 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. The next step is to locate the reset button and push it hard for a few seconds and then release it. The last and final step is to reconnect all the electrical connections in order to observe the working of the tankless water heater. This indicates that the thermostat is not functioning properly. After you hit the reset button, you should hear a clicking sound to indicate you successfully reset the water heater. Also, make sure that there is no debris or condensation present on the burner that prevents ignition. Any ideas? To solve this problem, you will need to find the correct settings for your water heaters model and reset them on the computer board. Upper and Lower Heating Elements - How an Electric Water Heater Works. Once youve found it, press and hold the reset button for 30 seconds. If you are an adventurous soul and want to dump your hectic life for some time, you should undoubtedly invest money on RV and also learn about how to convert RV water heater to tankless gas.
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