People looking for a residential water heater can choose from multiple options including gas, electric,. Source: www.pmmag.com. 333 keenan supply san diego; 8960 carroll way; suite e; san diego, ca 92121-2429; 858-408-0721 The last step is to check the gas solenoid valves in order to prevent short circuits. Remove the upper access panel and unbent the wires. AO Smith water heaters have certainly made a name within the industry as a reliable, affordable, and generally long-lasting product. Locate the temperature control knob on the front of the unit and turn it to the "Off" position. To reset an AO Smith gas tankless water heater, you will need to turn the hot water tap off and wait for five minutes. 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. Why does the tankless water heater go cold? This guide will walk you through the detailed process of How to Reset Tankless Water Heater and bring it back to the functional track. Commercial Gas Tankless. You can troubleshoot the issues yourself, but we would recommend you hire expert troubleshooting services. This debris will be what is preventing your water heater from functioning properly. Why am I not getting the hot water from the tankless water heater? In order to solve this problem, identify the venting material that is acceptable to the unit. If you have recently experienced cold weather, it could also be that your connectors are frozen and need warming up. } Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. Head to your hot water tank. By turning ON the circuit breaker, run the unit for several minutes. The tankless water heater will start heating the water properly in an excess amount. Once thats one, the error code should vanish. If your water heating system is not warming water properly, you may have a rusted or conceded thermocouple. Ensure that the unit receives enough water to complete the circulation this way, the water pressure will be equal in the whole unit. If the unit accepts the venting material then check the flue inlet or exhaust for removing the blockage. It is caused due to the overheating of the heat exchanger because of high temperature. Includes an United Declare, A.O. 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. There may be some insulation covering the reset button. Double check with your water heaters manual first and if everything seems to be fine, then you need to call out a technician. I have looked all over the place for an article like this, thanks for taking the time to write this. The next step is to locate the reset button and push it hard for a few seconds and then release it. 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. Extreme weather conditions such as storms or improper gas pressure could cause abnormal gas combustion. AO Smith water heaters are furnished with a remote controller. This error happens when there is an ignition failure in the unit and power failures. Intake and exhaust terminals must have accurate clearance between them. The last step is to reconnect all the electrical and gas connections and turn on the breaker, providing electricity to the unit. To replace a broken or damaged ESM module, see page 36 for ordering information. 2. You can do a few basic checks first like making sure there are no loose wire connections or soot on the flame rod. Also, look for external particles or grease on the fan and burner. If your water heater is electric, youll need to reset it by flipping the circuit breaker. Required fields are marked *. The first step is to disconnect all the connections in order to avoid a short circuit. The error code of blocked air supply is error code 10. Instruction Manuals | Residential Gas Tankless | A. O. Smith Residential Gas Tankless Product Literature Product Support Looking for out of production models? It is indicating the incorrect gas combustion. ReadyToDIY is the owner of this article. Complete Guide 2022, How To Convert RV Water Heater To Tankless? It operates by delivering signals to the heating element, which either turns on to boost the temperature or turns off to lower it. There are actually many types of thermistors in your water heater and thus, any error codes that relate to problems they are facing. 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. Also, flush the heat exchanger. A. O. Smith is proud to be known as one of the world's leading providers of water heating and water treatment solutions. AO smith water heater repair, how to fix high limit switch, how to repair over heating water heater, water heater scolding fix, how to repair ao smith themos. Locate the temperature control knob on the front of the unit and turn it to the Off position. You might be facing difficulties in resetting your tankless water heating unit thats why you landed here. Our in-depth article covers condensing, non-condensing, indoor, outdoor, and low NOx water heaters with cutting-edge technology. You must clean the filter and then flush the heat exchanger to solve this issue. If so, you have come to the right place. Step 1: Disconnect the Tankless Water Heater Disconnect the tankless water heater from electricity. 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. In most cases, this electrical tankless water heater that is equipped with the reset button can trip off easily because of several reasons including the faulty thermostat, reset button malfunction, loose wiring connections, etc. Was it enjoyable? Every tankless water heater is equipped with a red colored reset button which is located in different spots, depending upon the company. However, if this tankless water heater is not working properly due to a blocked air supply, flame failure, or ignition problems, then the user needs to reset the water heater by identifying the solution to these problems that are related to specific error codes. Do tankless water heaters need servicing? 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. This time, it is referring to a problem with your exhaust thermistor. Verify there are no cuts and burns on the wire connections and also they are not loose. After this, turn ON the water supply for 3 minutes and then check the temperature of the water. When the water within the tank reaches a temperature that is too low, the thermostat will read this and trigger the heating elements to get to work and start heating the water needed. To see how to reset an AO Smith electric tankless water heater, continue reading below. The surrounding air should not be polluted. First, find the thermostat on your water heater and turn it to the Off position. The first step is to turn off all the electrical connections to prevent the short circuit. Also make sure that all sensors, electrical components, and other wiring systems are in a proper position in order to avoid short circuits. If you have an AO Smith water heater and are looking to reset the gas valve, read below to see what this process looks like. Most tankless water heaters have their reset button present on the front or back side or at the control panel. Once youve found it, press and hold the reset button for 30 seconds. One of the main causes for the reset switch to trip is because the water heater is actually letting the water get too hot. Electric Vs Gas Tankless Water Heaters - A Comprehensive Guide, tankless water heater is that it operates on electricity. Your Smith water heater should now be reset and ready to use. One of the most common issues related to this tankless water heater is that it often provides hard water and installing it in an area of hard water gives the users a hard time as they have to replace the heat exchanger several times. Commercial Heat Pump. Before moving further, check that either the gas is connected to a cylinder or gas meter. Now, you should be able to understand how these error codes work and what they mean. But still, by taking certain preventive measures, you can still solve this problem at home. A.O Smith designs its heater reset buttons to trip as a safety precaution. Propane. 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. To solve this error, check the thermistor to see if there are any loose wires or breakages that are causing the failure. Nobody likes a cold shower, and it's easier to do many household tasks with hot water. Note the color of the light that changes from red to green which indicates that the unit is functioning properly. In order to avoid the difficulty of switching off the whole system, the user has to identify the circuit breaker and check the breaker panel that provides electricity to the tankless water heater. Any ideas? However, there are tankless water heaters that are equipped with a reset button that can be pressed easily without any difficulty. Our website 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. The AO Smith water heater reset process is simple. Smith water heater reset button is not immediately visible. Some units have a button in each location. The best solution to this problem is to ensure that the gas supply is proper and the ignitor produces a spark when the gas flows. Clean away any dirt or debris and check the quality of the connection wires. 2. Once this time has passed or you see that the sensor has reset, you can then reconnect it to the water heater, turn the unit back on, allow it time to reheat after lighting the pilot or giving the heating elements time to do so, and check for proper function. OWNER ONLY. As a leader, we refuse to sit quietly. Another sign that you are facing the same problem would be if the LED light is blinking once. I would recommend being patient at this point as it might take some time. The reset button is a feature on the upper thermostat. Step 1 - Locate the tankless water heater reset button The location of the reset button can vary depending on the make and model of your water heater. Whether you have installed a new heater or moved into an apartment that has been empty for a long time, you need to know how to turn on water heater. Water heaters provide a luxury to individuals that many seem to overlook until they are left without the hot water that such units provide. You can reset your A.O Smith hot Water heater in four steps. To perform an AO Smith water heater gas valve reset, turn the power the water heater off and back on. For analyzing the temperature setting of the heater, turn that knob in a clockwise direction and set the temperature at the highest level, reaching its maximum capacity. Sometimes the reset button wont turn on if. In the United States, A.O. It is informing you about improper gas combustion. If in case, cold water is entering the system, then this control board maintains and adjusts the flame. Make sure the resistance valve is 10.75 Kohm. 1. This error should really be addressed by a technician, but you can also open up your water heater to check for any wire breakages or loose connections.