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Below, I will explain the meaning of status light codes and what steps you should take to stop the blinking light. A guide to troubleshooting water heaters with the listed error codes below is useful for DIY homeowners, but our recommendation is always to get help from a qualified technician. Understanding Noritz error codes and troubleshooting Noritz water heaters. Now, turn on the drain valve to let the water drain. I eventually called an electrician, who said it seemed to be a short at the top of the tank where the wires for the power and smart module are. CODE: 39, 391, Two timesPROBLEM: Problem with the air-fuel ratio rod - AFR. It may not display this or other websites correctly. A water heater leaks from different places like from the top, bottom, and side. If you dont know how to replace the sensor, call a professional for the replacement. No, it's not. Solution: Check if there is a loose or breakage in the wire connection or debris on the thermistor. Solution: Check for the proper settings on the computer board. b. These features are included with all Signature 500 Series water heaters. As long as you see this error code, you must turn off the water heater first. To determine if the heating element is shorted out, plug in a multimeter and test if the element, itself, is shorted. Many reasons cause your water heater to heat the water excessively. GTC-070 R3 Revision 2 includes updated troubleshooting information for error codes 3, 4, and 6. How long does an A.O. Learn more, Facebook II Twitter II Pinterest II Linkedin. Summary of Contents for A.O. Also, you should check the computer board for any sign of burn marks too. Now there are quite a few reasons why this error code appears, including a faulty stack flue sensor, damaged thermal regulator, and improper gas pressure. They have to make sure that the wire connection does not break or lose. The Pentair error code E05 indicates an open stack flue sensor. If you own a 540 model AO Smith tankless water heater, then this is an error code that may appear on your display screen. CODE: 441, Two timesPROBLEM: Problem with the flow sensor. 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. It may stay that way for a few hours but eventually the heater shuts off and the light flashes red (2 times) again. Smith Water Heater Troubleshooting. Several reasons are to blame if the water heater keeps beeping. If the error code re-appears, replace the thermistor. Solution: Check for connection and breakage of wires, burn marks on the computer board, and power supply to the unit. Hi, I have an AO Smith GCVL 40 300 natural gas with a Honeywell valve. Too High Temperature 2. Make sure that there are no parts of the sensor that require work. Gas Tank; Electric Tank; Hybrid Tank; Expansion Tanks; Tankless . The cookie is used to store the user consent for the cookies in the category "Other. Smith Water Heater error code guide will explain common issues, provide tips, and show you how to read your model's error codes. You can do a few basic checks first like making sure there are no loose wire connections or soot on the flame rod. Sometimes, a faulty sensor is also responsible for this issue. How To Fix: First off, turn the gas control knob to the off position. Once I did that and cleaned out the sediment, I had an e02 error code on the panel. If you have recently experienced cold weather, it could also be that your connectors are frozen and need warming up. A thin or low flow of water to or from the water heater can also cause the e05 on Pentair heater display. Basically, both 2-chamber and 4-chamber models will pop up with those error codes. Now, remove the ground joint union in the gas piping and disconnect the remaining piping from the gas control valve. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. This problem occurs because of two reasons. Tank Guard gives you advanced tank protectionextends the life of your water heater. Analytical cookies are used to understand how visitors interact with the website. Pentair Heater E05 Error Code [Reasons + Solutions]. FIX: Check for connection and breakage of wires, burn marks on the computer board, and power supply to the unit. Home | Sitemap | Blog| Privacy | Disclaimer | Contact| About. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Solution: Is the water heater set for the right elevation? Though the brand is different, it will help you a lot in finding the leaking point. This final error code indicates that there is a false flame being detected within your water heater. Solution: Check for connection and wire breakage or computer board failure (burn marks). Your AO Smith Water Heater wont light up if there are electrical problems like the thermopile wires come loose. Related Repair Pages:A.O. I recommend you turn the unit off and relight the pilot. AO Smith ES12-50R55DV (50 gallon) electric hot water tank. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. FIX: Check for connection and wire breakage or computer board failure (burn marks). How To Fix: To fix this issue, you should replace the control board. So, whenever the error code pops up on the heater display, fix it with the help of our guide by yourself. Finally, turn on your water heater and you can see the error code is gone. How to use a diagnostic system to repair a faulty heater. So, the corrective action you need to take is- check the thermopile and replace it if it gets defective. } To solve this error, you will need to carry out the same checks and treatments in the above error. 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. Less things to go wrong. If there is no scale build up, then you should check the connections and wires around the flow adjustment valve. Brand: A.O. You can now use this knowledge to help diagnose and fix problems with your AO Smith tankless water heater so you can continue enjoying hot water with little fuss! })(); Anthony Barnes is the founder of Water Heater Hub and a second-generation plumber by profession. FIX: Check for the proper settings on the computer board. CODE: 31, 311, Two timesPROBLEM: Outlet thermistor failure. If the remote controller is not installed on the water heater, and there is a problem, the error codes will be shown differently. Error Code 51, 55, 510, 551, Six times Problem: Abnormal gas solenoid valve. Whats the average air temperature in the room where your water heater will be installed? These are The Easy Steps, The sound of the door squeaking is certainly very, You may want to remove broken drills from wood when, Spray paint is an aerosol paint that is used by, The toilet flange heightis important for proper, After you receive your new washing machine, you are, Most people take it for granted that their, Like most people, you probably take your air, Copyright 2022 Burnshomeconstruction.com. Connect the water line and turn on the heater to see the flow of water. If the resistance of this part goes out of range, you must replace it. (function() { Double check with your water heaters manual first and if everything seems to be fine, then you need to call out a technician. People only need to check for the right setting on the computer board of the water heater. To bring your water heater to a normal operating state, you should replace the temperature sensor. Then, shut off the main gas supply valve. To solve this issue, you need to check for any condensation within the heater. There are a range of potential causes to this error. smith gas water heater installation user and service manual (102 pages) Water Heater A.O.Smith GPSX-50L Owner's Manual. Troubleshooting John Wood tankless water heaters. Then, find the source of the water leak. This cookie is set by GDPR Cookie Consent plugin. This website uses cookies to improve your experience while you navigate through the website. Take the sensor out and make sure that all the wires are properly connected. You can easily detect the exact problem of your water heater if you know the meaning of the flashing light code. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. AO Smith tankless water heaters equipped with the remote controller have a great advantage; a self-diagnosing function that helps in diagnosing the heating problem. A little more information.sometimes when I shut off power at the breaker, let is sit for a while and then turn the power back on, it will do it's diagnostic cycle (blinking green light) and then start flashing red (2 times). Finally, turn the power back to the unit and it will clear the error code. Save my name, email, and website in this browser for the next time I comment. Your AO Smith Electric Water Heater will throw the error codes E10, E11, E12, and E13 either for an open inlet temperature sensor or open thermistor. Just shut off the electric supply to the unit. Your AO Smith Water Heater will flash the error code E03 if there is a low water level in the heater. This morning it started beeping again but still no error message. Scale buildup on the heating element or on the bottom of the tank is one of the common reasons that can throw a wrench into work. A flashing status light doesnt seem scary all the time. If they come loose, tighten them up. Regarding this, follow the instructions I broke down in the Status light flashing 4 times. The showers in homes built after 1992 typically have a flow rate of 2.1 Gallons Per Minute. Error code 510 (LED flashes six times) Problem: Gas solenoid valve malfunction. Read also : Noritz Error Code Troubleshooting. The red high limit button is NOT tripped. To have the unit working properly, it has to be supplied with the power and correct connection. 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. Conduct checks on all the parts and sensors on a regular basis. AO Smith Water Heater Error Code E02 [5 Easy Fixes] 1. Now, relight the pilot light by following the step-by-step guide I mentioned earlier in this article. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". This error code signifies that there is a problem with your outlet thermistor. I had already unplugged the ESM and the problem persists. A faulty code E06 on your AO Smith Water Heater stands for too hot water temperature. These cookies ensure basic functionalities and security features of the website, anonymously. Fortunately, I broke down every common error code your AO Smith Electric Water Heater shows. If you choose a higher temperature, thermostatic mixing valves are particularly important to prevent scalding. Water Heaters - A.O. The consent submitted will only be used for data processing originating from this website. If this error code has appeared on your AO Smith tankless water heaters LED screen, then this is a sign that you have set the incorrect settings for the dipswitch. Hybrid Water Heater problem. Open up the control panel and check the wires connected to the stack flue sensor. Is there leaking from the heat exchanger? Error code 441 (LED flashes two times) Problem: Flow sensor. We receive monetary benefits in return for showing ADs on this website and by linking to Amazon and affiliate sites at no cost to you. Turn the gas supply on and check for leaks by spraying soap solution on the connections. Regarding this, you need to replace the thermocouple or the wire connectors. Ok, yes I really don't know, I rarely service these newer water heaters, so your best bet is to Contact AO Smith again to see what's going on. Although the early symptoms are dizziness or a headache, death may be the final result if they cannot get the proper treatment. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. Gas water heater using too much gas. Solution: Connections or wire breakage of the flow adjustment valve, scale buildup on the motor drive that gets locked, or there is water leakage. If the status light still doesnt come on, I bet the pilot flame fails to heat the thermopile sufficiently. To fix this issue, you should replace this part. The flame rod should be free from dirt and grease, and the computer board should not be damaged. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. How Long Does A Pentair Pool Heater Last? Solution: Check if the Hi-limit switch properly functions and that there is no loose or broken wire connections, no soot on the flame rod, or a damaged computer board. Nevertheless, it will mean that people have to learn more about Ao Smith Water Heater Codes for understanding the error and the solution. Clean the sensor along with the terminals and put it back in place. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. Continue with Recommended Cookies. And the reason is the thermistor gets shorted electrically. {{INUSING}}, The average cost per Gallon is ${{PROPANEGASPRICE}} If you're looking for help fixing your A.O. Electronic User Interface allows you to easily set temperature, operating mode, and child safety lock feature. You can hear the buzzing of the spark igniter. A.O. Higher temperatures increase the risk of scalding, but even at 120F, hot water can Built in dry fire protection will not allow the water heater to be turned on unless the tank is full of water, eliminating accidentally burning out the upper element. Of course, there will be a solution which can be used for fixing this problem. However, I highly recommend you call a certified plumber to solve this issue. Just turn on a hot water faucet and let the water run for several minutes. Related Troubleshooting Pages:A.O. Turn off the main connection and clean all the airflow, water, and gas pipes properly. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. Check the gas valve and make sure that it is turned on completely. Empty all the water that has accumulated in the exchanger properly. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Need sanity check to make sure I troubleshoot the device properly: Problem: No ignition. Smith water heater? We use cookies to ensure that we give you the best experience on our website. So, replace the sensor to clear the faulty code. Go along with the following steps to light up your water heater: Secondly, the status light wont flash a single time until the thermopile reaches its normal operating temperature. Remove the upper access panel by using a flathead screwdriver. For a better experience, please enable JavaScript in your browser before proceeding. Follow the below steps to erase those error codes from the display: If the error codes return, you must replace the thermistor. Shorted Heating Elements 5. I dont recommend you perform this workflow by yourself. We and our partners use cookies to Store and/or access information on a device. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. If it doesnt throw a trouble code, make no beeping, or flashing light, and understand the water is functioning properly. It is easy to recognize if there is a leak because bubbles will form. If it's shorted out, unplug the machine . Press down the gas control knob all the way in while depressing the igniter button continuously. Tankless Water Heater Problems | Troubleshooting and Repair Tips, John Wood Tankless Error Codes | Troubleshooting Tips, Rheem Tankless Error Codes | Problems | Troubleshooting Guide, Takagi Error Codes | Troubleshooting Guide and Repair Tips, Rinnai Error Codes | Troubleshooting Rinnai Water Heaters, Noritz Error Codes Guide | Troubleshooting Noritz Water Heaters, How to Replace a Water Heater Dip Tube - DIY Installation Tips, How to Fix Water Hammer Problem | Troubleshooting Guide, Navien Water Heaters | Review and Buying Tips for 2023. Thirdly, locate the thermistor on your water heater. To solve this, you will need to unblock your vents and also check for any grease or dirt found within the gas burner or fan motor. This error code occurs when there is a problem with the inlet thermistor. Solution: 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. Check the thermistor connections. People can find those advantages from AO Smith tankless water heater. forms: { Smith reserves the right to deny reimbursement if, upon investigation, any such condition is identified. This chapter will describe the meaning of a specific error message your AO Smith Electric Tankless Water Heater throws. Takagi Water Heater Error Codes [Ultimate Guide], AO Smith Electric Water Heater Troubleshooting, AO Smith Water Heater Troubleshooting Codes, AO Smith Gas Water Heater Troubleshooting, 9 AO Smith Gas Water Heater Troubleshooting Tips, AO Smith Water Heater Not Heating [5 Easy Solutions], Bosch Tankless Water Heater Maintenance [The Complete Guide], Bosch Tankless Water Heater Troubleshooting [A Complete Guide], Bosch Tankless Water Heater Error Codes [Ultimate Guide].