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Revision 2 includes updated troubleshooting information for error codes 3, 4, and 6. FIX: Debris on the thermistor, loose or broken wire connection. You can easily detect the exact problem of your water heater if you know the meaning of the flashing light code. 7+ Common AO Smith Water Heater Troubleshooting Codes - Lil Dutch Uncle A.O. Smith Water Heater Manuals | Water Heater Hub Dont need to worry about it. Your AO Smith Water Heater will make a beep once it detects a problem to notify you that something is going wrong with the unit. Make sure that you maintain a cleaning schedule to keep the pipes clear and functional. Read also : Noritz Error Code Troubleshooting. Once I did that and cleaned out the sediment, I had an e02 error code on the panel. This numerical code is telling you about the ignition failure. Visually inspect the thermistor connections. to control or estimate. They should also remove the grease or dirt which can be found in the fan motor as well as the gas burner. Toggle navigation. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Fixing the error codes immediately is a must in the Pentair pool heater to avoid further problems to happen. I reset the breaker and it started up a few hours later. Remove the upper access panel by using a flathead screwdriver. Defective Thermostat/Thermistor 3. Next, check the heating element for damage. Get information and support for all A. O. Smith models. When the temperature sensor senses the water temperature is excessively hot, the status light will flash 4 times. They also have to make sure that the flame rod does not come with soot. The gas pressure to the Pentair pool heater often gets obstructed due to clogged gas pipes, incorrect pressure settings, and turned off gas valves. Smith - Troubleshooting help - Hello my frist post here. The work of the stack flue sensor is to detect the exhaust temperature of the heater and make sure that it does not exceed 176 degrees Celsius. A.O. SMITH GAS WATER HEATER USER MANUAL Pdf Download Troubleshooting John Wood tankless water heaters. All Right Reserved by FIREPLACEHUBS. I unplugged the electronic panel, and the unit functions for a few hours when I turn off the breaker, wait several minutes then turn it on again. This error code is usually a sign that there is some kind of blockage in your vents, gas burner or fan motor. CODE: 441, Two timesPROBLEM: Problem with the flow sensor. Smith NG water heater Commercial Shut down. This chapter will discuss everything you need to know about the flashing light codes on AO Smith Water Heater. Products: Water Heaters . Scale is caused by water settling on heat transfer surfaces and the impurities build up into a hard, crusty layer. Note: You can also read how to fix the Pentair heater error codes problem. Press down the gas control knob all the way in while depressing the igniter button continuously. Use the AO Smith code guide to find the main causes and solutions for the problems of the following models: 110, 310, 510, 240, 340, and 540 series, for safety, convenience, and great savings. This time, it is referring to a problem with your exhaust thermistor. The error code may also be flashing three times. How To Fix Pentair Pool Heater Error Codes E01 [Solved] I called AO Smith and told them, they had me send them some photos of the area, and then they authorized a replacement. Many reasons cause your water heater to heat the water excessively. FIX: Check for blockage in the vents, the distance between the intake and exhaust terminals are per instructions and remove if there is grease or dirt in the gas burner and fan motor. Continue with Recommended Cookies. Electronic Thermostat provides operational reliability and peace-of-mind. But if you have to increase the water temperature, try to stay well below 150F (65C) so the high limit switch doesn't trip. 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. This thermistor should be found attached to your water heaters exhaust. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. The repair guide covers indoor, outdoor, condensing, non-condensing, and ultra-low NOx water heaters with on-demand technology. This is the thermistor attached to your outlet pipes. CODE: 331, Two timesPROBLEM: Mixing thermistor failure. Solution: Check for the soot on the AFR rod, wire connection, and breakage. Then, relight the pilot by following the lighting instructions I mentioned in the previous chapter. Low water flow and loose wiring also contribute to the Pentair Mastertemp e05 code. You May Find Interesting: Rheem Gladiator Solid Red Light. Join our exclusive 2,500+ email list to get tailored advice, product roundups, and be the first to see our new content. Second, turn on a hot water faucet anywhere in your house to let the air out of the waterline. I replaced it with another AO Smith model, but a more base model without the smart module option. Repair or replace the sensor properly if there are any issues.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[120,600],'fireplacehubs_com-leader-4','ezslot_11',113,'0','0'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-leader-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[120,600],'fireplacehubs_com-leader-4','ezslot_12',113,'0','1'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-leader-4-0_1');.leader-4-multi-113{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:600px;padding:0;text-align:center!important}. Look for the blockage in the vent system and ensure if the distance between the intake and exhaust is not too small. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Ever. But opting out of some of these cookies may affect your browsing experience. Solution: Ensure the flow sensor wires are correctly connected and with no damage. Finally, turn the power back to the unit and it will clear the error code. 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]. Smith University | An Education in Hotwater Register NOW for live online workshops! Necessary cookies are absolutely essential for the website to function properly. Save my name, email, and website in this browser for the next time I comment. The average US household uses 64.3 gallons of hot water each day. Smith Water Heater Age Determination - reader comment: (May 11, 2012) AO Smith employee said: To tell the age of any AO Smith water is the first 4 numbers. To solve & clear the error message, turn the power off to your water heater first. If you see any scale buildup on your motor drive, you will need to clean it away with hydrochloric acid and water mixture (wear appropriate protection gear while handling this mixture). You can do a few basic checks first like making sure there are no loose wire connections or soot on the flame rod. ], Bosch Tankless Water Heater Maintenance [The Complete Guide], Bosch Tankless Water Heater Troubleshooting [A Complete Guide], Bosch Tankless Water Heater Error Codes [Ultimate Guide], Bosch Tankless Water Heater Wont Ignite [7 Easy Solutions]. If you have either a 2-chamber or 4-chamber model of AO Smith Water Heater, you can see the trouble codes E20, E21, E22, E23, and E24 for a single reason. Problem: Miscommunication between the water heater and remote controller. install thermostatic mixing valves at each point of use. Common symptoms, problems, and fixing tips. An example of data being processed may be a unique identifier stored in a cookie. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. As a second-generation plumber, it was easy for Anthony to get used to the technicalities of all from a tender age, Table Shower Ultimate Guide (Must Know Secrets), 3 Ways to REMOVE PVC Pipe From a FITTING (Video Review), How To Fix A Toilet Backing Up Into A Bath/Shower, Why Your Toilet Keeps Clogging And How To Fix It. The following steps will help you change the thermistor: Start with turning off the electric power to your water heater. Your AO Smith Water Heater will flash the error code E03 if there is a low water level in the heater. There are a range of potential causes to this error. Can you hear a buzzing spark ignition from the burner or two clunk sounds from the gas valve? Put everything back into its place and turn the electricity on. The cookie is used to store the user consent for the cookies in the category "Performance". However, I highly recommend you call a certified plumber to solve this issue. On the other hand, your AO Smith Water Heater goes through problems if the status light flashes more than 1 times followed by a three-second pause. Get Help from a Local Plumber. Problem: Warning for the "991" error code. Once you confirm the issue, turn off the gas control knob. If it doesnt throw a trouble code, make no beeping, or flashing light, and understand the water is functioning properly. })(); Anthony Barnes is the founder of Water Heater Hub and a second-generation plumber by profession. Whats the average air temperature in the room where your water heater will be installed? Our product specs, warranty sheets, installation guides, and user manuals are online. Water Heaters - A.O. This website uses cookies to improve your experience while you navigate through the website. { We and our partners use cookies to Store and/or access information on a device. Problem: Problem with the computer board. Check if there are any foreign particles or grease on the gas burner and fan motor. A.O. Smith Water Heater Age or Manuals - InspectAPedia I am gettin tempure sensor failure code (#5) what should I be replacing. Open up the control panel and check the wires connected to the stack flue sensor. This error code occurs when there is a problem with the inlet thermistor. FIX: Check if the condensate drain is installed on the vent collar of the heater. Higher temperatures increase the risk of scalding, but even at 120F, hot water can Pentair heater error codes are ERR PS, ERR HLS, ERR AFS, ERR IGN, ERR AGS, ERR SFS, E01, E05, and E06. 113 Flame On Should be Off Fail Most of the time, this error occurs when there is a wire connection issue or a breakage, which can easily be fixed or replaced. Once you have, make sure all the connections are secure and safe and clean away any dirt or debris that could be the issue. document.write(intYear); 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. Is there leaking from the heat exchanger? What I will break down on this in-depth guide on AO Smith Water Heater Troubleshooting Lights: It depends on how many times the flashing light is blinking. However, we often suggest professional help if the issue is complex. Generally, a non-functioning thermostat, shorted heating element, and an unfit thermostat against the tank are the culprits that cause the water temperature of your heater too high. JavaScript is disabled. Reasons Why There Is Water Leak Inside Refrigerator, Why Does My Air Conditioner Keep Freezing Up? Need sanity check to make sure I troubleshoot the device properly: Problem: No ignition. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. This final error code indicates that there is a false flame being detected within your water heater. A.O. Smith Gas Water Heaters at Lowes.com When the water leaks out of any place from the water heater, the leak sensor senses it and notifies you by throwing the fault code E04. Just hire a certified technician to do this for you. Why is my AO Smith water heater stopped working? If you continue to use this site we will assume that you are happy with it.. 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. FIX: See error code 331, 321 and 311. Keep opening the hot faucets until all the air gets expelled out of the water heater. 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. I recommend the factory setting or default of 120F (49C). These cookies track visitors across websites and collect information to provide customized ads. b. Learn about AO Smith tankless error codes for easy and inexpensive troubleshooting. They only need to check if there is any blockage in the vents. CODE: 711, One timePROBLEM: Gas solenoid valve drive circuit failure. This cookie is set by GDPR Cookie Consent plugin. The thermopile of your water heater cant produce the required voltage output for two reasons. FIX: Check the connections between water heaters. We offer live virtual training on a selection of popular topics via Zoom. No, it's not. The fan motor could also be blocked by dust, debris or dirt and needs a clean. Introducing X3 Scale Prevention Technology on our Condensing Gas Tankless Water Heaters. You should keep depressing the igniter button for 90 seconds. Smith Signature 100 50-Gallon Tall 6-year Limited 40000-BTU Natural Gas Water Heater Model # G6N-UT5040NVR Find My Store Now, wait for 10 minutes to let the thermopile cool down. It will be best to consult with a certified professional or the technical support team. They have to make sure that it can function properly. A.O. compare. I already discussed how to make the replacement. This error code is closely related to the error code 11 (111) as it is a sign that your water heater is losing its flame. It is a 50 gallon A O Smith just installed in new home 6 months ago.LG12-50R55DV 210. This is exactly where the thermistor is located, depending on models: Once you locate the thermistor, detach the thermistor wires from the control board. A faulty code E06 on your AO Smith Water Heater stands for too hot water temperature. Its important to note that the error codes we will be addressing in this guide are found on the 110, 510, 310, 240, 240 and 540 AO Smith tankless water heater models. FIX: Check for the proper settings on the computer board. In other words, when the sensor senses the water temperature is too high, it will throw this error code. groundwater temperature for your location, and residential energy prices as reported by the Department of Energy. And this will reset the water heater successfully. If the error code re-appears, replace the thermistor. This is A.O. GTC-070 R3 Revision 2 includes updated troubleshooting information for error codes 3, 4, and 6. A.O. Smith 400A, BTH 300A ERROR CODES, FAULT CONDITIONS - ManualsDump Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. We use cookies to ensure that we give you the best experience on our website. Break down what troubleshooting steps you should take to stop the blinking lights. First, the pilot light wont come on until you try to light it up. A. O. Smith. Drain your water heater. Trouble codes on the AO Smith Water Heater mean your water heater is not working properly. I hav been reading some similar posts regarding this issue, and I think I have made the proper analysis. Water Heater Carbon Monoxide - What is that? Replace the control board. Fortunately, I broke down every common error code your AO Smith Electric Water Heater shows. Turns out, ensure you dont set the thermostat too high. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. Ignition failure is not an uncommon issue with water heaters and boilers, but its also highly recommended that you solve this issue by calling a technician to your home. Alternatively, it could be that debris has affected the flow sensors impeller and just needs a bit of cleaning to get back to functioning as normal. Its super important that you keep your AFR rod in the best condition so you can keep using your water heater safely. For example, a bad thermostat, a bad computer board, and burn-out connectors that lead to the computer module are responsible for producing too much hot water. We also use third-party cookies that help us analyze and understand how you use this website. event : evt, FIX: Check for the proper settings on the computer board. It sounds like the main control is malfunctioning, what's the complete model number of this water heater? The only solution to clear those error messages is to replace the thermistor. Turn off the heater to see that the E05 error code is fixed. Related Parts Pages:A.O. Double check with your water heaters manual first and if everything seems to be fine, then you need to call out a technician. Ao Smith Water Heater Codes - Home Tips Solution: Check the wire connection, wire breakage, and debris on the flow sensor impeller. Fix the loose wiring and replace the damaged wires. Home | Sitemap | Blog| Privacy | Disclaimer | Contact| About. } Solution: Check the connections between water heaters. Solution: Connections or wire breakage of the flow adjustment valve, scale buildup on the motor drive that gets locked, or there is water leakage. scald in a matter of minutes. 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. I would When the heating element shorts out, it will cause a short circuit, which will allow it to continue heating, causing the water to become too hot. The cause of this problem could be a range of different issues including connection issues, broken wires, and even corrosion around the connectors. Empty all the water that has accumulated in the exchanger properly. Support Documents for All Water Heater Models | A. O. Smith Now, back the electric power to your water heater and it will clear those faulty codes. Again, this is an issue for a professional but you can check that the proper settings are in place on the computer board. Smith Water Heater Repairs. The cookie is used to store the user consent for the cookies in the category "Analytics". And secondly, loose wiring connections can also cause this symptom. CODE: 341, Two timesPROBLEM: Exhaust thermistor failure. 50 Gallon Short 6-Year 3800/3800-Watt Elements Electric Water Heater. However, there is no need to be panicked because they have the solution for this circumstance. Alternatively, the error code will flash four times. Basically, both 2-chamber and 4-chamber models will pop up with those error codes. This error code is another thermistor failure but this time, it is referring to the mixing or mix thermistor. Ask a customer care specialist The wires connected to the stack flue sensor of the Pentair pool heater often loosen up automatically or get damaged. There will be various considerations which should be made in this circumstance for finding the perfect one. We will also tell you the solutions that will help you to fix the problem. They have to make sure that it can function properly. AO Smith Water Heater Error Code E02 [Why + How To Fix] I GCV40-200 GCV40-201 GCV50-200 GCV50-201 GCVH40L-200 GCVH40L-201. FIX: Check for the proper settings on the computer board. Clean your AFR rod of any soot, and check for any damage or loose connections to see if you need to find a replacement. Install a new gas control valve and tighten it up using the 4 gas pipe by turning it clockwise. Thermistors are an important component of any water heater as it helps your water heater heat your water to the correct temperature.