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We and our partners use cookies to Store and/or access information on a device. 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. 7+ Common AO Smith Water Heater Troubleshooting Codes. Below, I will explain the meaning of status light codes and what steps you should take to stop the blinking light. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Now, press the red button to reset the unit successfully. We use cookies to ensure that we give you the best experience on our website. ); If everything seems to be in order but your water heater is still failing to ignite, then it is safer to call out a technician to take a look at it. If you install the unit professionally and maintain it according to the manual, it will support you for up to 10 years. 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. The water heater is surely essential to support modern households, and we can make sure that people will look for the best water heater which can be used for their household needs. 12-Year limited residential warranty gives you peace of mind. FIX: Check for the soot on the AFR rod, wire connection, and breakage. Now, remove the ground joint union in the gas piping and disconnect the remaining piping from the gas control valve. First off, relight the pilot following the steps I mentioned earlier to verify the status light is blinking 4 times. I hav been reading some similar posts regarding this issue, and I think I have made the proper analysis. Is the surrounding air contaminated? It usually means that there is a problem with the bypass 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. Solution: Check for the soot on the AFR rod, wire connection, and breakage. Just shut off the electric supply to the unit. The average US household uses 64.3 gallons of hot water each day. Higher temperatures increase the risk of scalding, but even at 120F, hot water can There are actually many types of thermistors in your water heater and thus, any error codes that relate to problems they are facing. 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. 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. Solution: Check for connection and wire breakage or computer board failure (burn marks). 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. How To Fix Pentair Pool Heater Error Codes E01 [Solved] CODE: 711, One timePROBLEM: Gas solenoid valve drive circuit failure. . Another sign that you are facing the same problem would be if the LED light is blinking once. Alternatively, the error code will flash four times. b. Hotwatertalk.com is a participant in the Amazon Services LLC Associates Program and other affiliate advertising programs, designed to provide a means for us to earn fees by linking to the affiliated sites. When the temperature sensor senses the water temperature is excessively hot, the status light will flash 4 times. Turn the gas control valve to the off position in the first place. What could that be? Smith Water Heater Troubleshooting. Alarm reads E05 and a lot of water is going thru the overflow drain pipe It's still under warranty. You may type any combination of product name, family, size, model number, etc. If you continue to use this site we will assume that you are happy with it.. What should you do first is- turn the gas control valve to the off position. Turns out, ensure you dont set the thermostat too high. It functions just like an outlet thermistor, but is found on your inlet pipes instead of your outlet pipes. AO Smith Tankless Water Heater Troubleshooting - Your Complete Guide 2021 Why is my AO Smith water heater stopped working? Jenn-Air JGS8750ADB Control Panel Burning Hot! What does flashing light mean on AO Smith Water Heater? Keep in mind that the error codes are shown differently if the units are connected through the Easy-Link System it can be seen what the error code is and which unit has it. Clean the sensor along with the terminals and put it back in place. However, I highly recommend you call a certified plumber to solve this issue. 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. Analytical cookies are used to understand how visitors interact with the website. So, the corrective action you need to take is- check the thermopile and replace it if it gets defective. Save my name, email, and website in this browser for the next time I comment. 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. Related Parts Pages:A.O. 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. Malfunctioning Control Board 4. WaterHeater HUB 2021 - All Rights Reserved. This cookie is set by GDPR Cookie Consent plugin. You can see the flash code once you relight the pilot light. I have an AO Smith 50 gallon with the electronic display. GTC-070 R3 Revision 2 includes updated troubleshooting information for error codes 3, 4, and 6. Visually inspect the thermistor connections. Ao Smith Water Heater Troubleshooting & Repair | Repair Clinic How To Fix: First off, turn the gas control knob to the off position. Solution: Check for connection and breakage of wires, burn marks on the computer board, and power supply to the unit. Find the right water heater for your needs. Comprehensive information about your new appliance - from getting started to cleaning and maintenance - with answers to frequently asked questions. FIX: Check for the proper settings on the computer board. Press down the gas control knob all the way in while depressing the igniter button continuously. A Appliance Helpers representative is available for you 7 days-a-week including Holidays!! It will be best to consult with a certified professional or the technical support team. CODE: 441, Two timesPROBLEM: Problem with the flow sensor. Yes, you can fix the error codes on the Pentair heater by identifying the issue and its solution. 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 error code occurs when there is a problem with the inlet thermistor. Smith water heater last? I replaced the upper element, and then replaced the thermostat as tech support said that might be causing the problem. I called AO Smith and told them, they had me send them some photos of the area, and then they authorized a replacement. Hybrid Water Heater problem. Solution: Check if there is a loose or breakage in the wire connection or debris on the thermistor. For example, if the status light blinks 2 times, there is an issue with the thermopile voltage output. Register now, spots are limited! Error code E02 on AO Smith Electric Tankless Water Heater indicates that the unit determines the heated water exceeds the temperature limit. CODE: 32, 321, Two timesPROBLEM: Inlet thermistor failure. Solution: Check the wire connection for looseness or breakage. Secondly, you must replace the gas control valve if the pilot valve gets stuck in an open position. The thermostat(s) on this water heater have been factory set to 120F to reduce the risk of scald injury. Brand: A.O. Turn off the main connection and clean all the airflow, water, and gas pipes properly. Copyright 2020 - 2022 | All rights reserved. Mix the soap and water in a spray bottle. AO Smith Water Heater Error Code E02 [5 Easy Fixes] 1. 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. If you don't see the tankless water heater problem you're having here, or if you need technical support with your water heater, please visit our help desk to schedule an appointment, or call us at 866-356-1992. 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! scald in a matter of minutes. Look for the blockage in the vent system and ensure if the distance between the intake and exhaust is not too small. Already you know how to sort out the reasons behind the code and solve your Pentair heater error code E05. In this case, the pilot light will be lit but the thermopile fails to generate the required output voltage. ao smith water heater error code e05. Ever. See Figure 4. event : evt, An example of data being processed may be a unique identifier stored in a cookie. The consent submitted will only be used for data processing originating from this website. To solve this issue, you need to check for any condensation within the heater. To determine if the heating element is shorted out, plug in a multimeter and test if the element, itself, is shorted. Disconnect the main water line and turn off the heater before properly cleaning the pipes. 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. There will be some great advantages found from this type of water heater, including the remote controller and self-diagnosing function. You should also ensure they are securely attached. The consent submitted will only be used for data processing originating from this website. Solution: Check for connection/breakage of wires, corrosion or frozen connectors, fan motor covered with dust, burn marks on the computer board. These cookies ensure basic functionalities and security features of the website, anonymously. Support Documents for All Water Heater Models | A. O. Smith The error code may also be flashing three times. Solution: Debris on the thermistor, loose or broken wire connection. Problem: Bypass valve fault (only model 540). 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. GPVH50100 GPVH50101 XCVL40-200. Ao Smith Water Heater Codes - Home Tips What you need to do is- attach the thermistor wires to the control board. Many reasons cause your water heater to heat the water excessively. FIX: See error codes 111 and 121. As a result, you can figure out the issue quickly and take the necessary steps to fix the problem. A faulty code E06 on your AO Smith Water Heater stands for too hot water temperature. (57 reviews) Model: E6-50R45D-TTP Lowe's Item #: 2483230. ], 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]. Manual for 400 - 1000 models. To fix this issue, you should replace the control board. Smith Water Heater error code guide will explain common issues, provide tips, and show you how to read your model's error codes. Once you have, make sure all the connections are secure and safe and clean away any dirt or debris that could be the issue. FIX: Check the wire connection, wire breakage and debris on the flow sensor impeller. So, continue reading to know how to fix the Pentair E05 heater error. The leak of carbon monoxide is one of the carbon monoxide poisoning causes. Before inspecting for leaks, turn the unit off. This final error code indicates that there is a false flame being detected within your water heater. Again, this is an issue for a professional but you can check that the proper settings are in place on the computer board. The repair guide covers indoor, outdoor, condensing, non-condensing, and ultra-low NOx water heaters with on-demand technology. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Then, leave the unit for 10 minutes to let the thermopile cool down. Manage Settings Typically, a bad thermostat, burn-out heating elements, and bad computer board are some defects that cause this issue. 6 Common Tankless Water Heater Problems And Solutions If needed, adjust the thermostat setting. Related Troubleshooting Pages:A.O. This error code indicates that there is a problem with the flow sensor on your AO smith tankless water heater. If the error code returns, I bet the sensor is at fault. Ensure you turn the gas control knob to the off position. The cookies is used to store the user consent for the cookies in the category "Necessary". CODE: 51, 55, 510, 551, Six timesPROBLEM: Abnormal gas solenoid valve. Search For Support Documentation For Your A. O. Smith Brand Water Heater. No problems with the new one, plus it was much cheaper and lowes gave me a credit for the old one, not just a straight replacement, so I ended up with a lowes gift card for the difference. We will assume that the tankless unit, before failure, was correctly installed (with the correct gas type), per the manufacturer's instructions and codes. var dteNow = new Date(); Use the search box below to quickly find your model number. I already discussed how to make the replacement. I have tested the power at the thermostat and the elements with a multi meter and they all check out fine. Previous replacement, improper installation and other conditions, outside the manufacturer's control and requirements for warranty may prevent reimbursement. If you're looking for help fixing your A.O. Two consecutive flashes every three second stand for thermopile voltage issue. var intYear = dteNow.getFullYear(); I highly recommend you use a multimeter to test the continuity of them and replace them if needed. What does E05 mean on a Pentair pool heater? Our product specs, warranty sheets, installation guides, and user manuals are online. Main Menu. CODE: 03 (031), One time PROBLEM: Incorrect dipswitch settings. CODE: 39, 391, Two timesPROBLEM: Problem with the air-fuel ratio rod - AFR. Turn the gas control knob to the off position by moving it counter-clockwise. Understanding Noritz error codes and troubleshooting Noritz water heaters. In this case, you must flush the unit. So Is the surrounding air contaminated? Your AO Smith Water Heater's status light will blink 5 times every three seconds if the temperature sensor gets defective. Gas Tank; Electric Tank; Hybrid Tank; Expansion Tanks; Tankless . 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. And it will also cause the display of error code E05. Some of the problems are common, and they do not include an error code: Water is not hot enough or is too hot The temperature of the exiting water fluctuates Noise Burner does not ignite Long time to get hot water Sediment buildup Next, check for water leaks and fix them if needed. An Easy Guide on How to Fix A Squeaky Door Without Taking It Apart, How to Remove A Broken Drill Bit from Wood? First, the pilot light wont come on until you try to light it up. Afterward, put everything back into its place. callback: cb To solve this error, check the thermistor to see if there are any loose wires or breakages that are causing the failure. Our comprehensive A.O. What does a thermal regulator do on a pool heater? This error code indicates that there is a problem with your water heaters computer board. I initially had to replace the lower element due to limescale. 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}. 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. A flashing status light doesnt seem scary all the time. Dont forget to use Teflon tape on the gas piping connections and fitting on the back of the gas valve that screws into the tank. 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. To solve & clear the error message, turn the power off to your water heater first. I checked all the wires and didn't find any problems, frayed insulation, etc. This is the error code for ignition failure. Can you hear a buzzing spark ignition from the burner or two clunk sounds from the gas valve? A.O. Smith 400A, BTH 300A ERROR CODES, FAULT CONDITIONS - ManualsDump CODE: 74, 741, 751PROBLEM: Miscommunication between the water heater and remote controller. Once your inlet thermistor is clean and properly connected, then the error code should vanish and your water heater return to its usual state. CODE: 72, 721, Six timesPROBLEM: False flame detection. Take the sensor out and make sure that all the wires are properly connected. PDF Instruction Manual - High quality water heaters and water treatment } All Right Reserved by FIREPLACEHUBS. There are a range of potential causes to this error. Error code 510 (LED flashes six times) Problem: Gas solenoid valve malfunction. This applies both to the choice of materials and components used in the manufacturing process, as well as to the efficiency of the finished products. They also have to make sure that the flame rod does not come with soot. The consent submitted will only be used for data processing originating from this website. If there is no scale build up, then you should check the connections and wires around the flow adjustment valve. Finally, install the thermostat professionally if it doesnt fit against the tank snugly. The fan activates after flow is detected. AO Smith Water Heater Code E02 - Fixed - Home Guide Corner Another sign that this is the issue is if the error code is blinking five times. See how to troubleshoot the flame failure, not enough, no hot water . Now, turn the electric power on to your water heater. Remove the access panel and fold away the insulation. Your AO Smith Water Heater wont light up if there are electrical problems like the thermopile wires come loose.