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If your AO Smith Water Heater status light flashes 1 time every 3 seconds, it indicates your water heater runs at its best condition. Follow the below steps to erase those error codes from the display: If the error codes return, you must replace the thermistor. Premium 5500 Watt Stainless Steel Heating Elements are more efficient and longer lasting than conventional elements, with higher recovery. Error code E02 on AO Smith Electric Tankless Water Heater indicates that the unit determines the heated water exceeds the temperature limit. This is a popular problem that a lot of AO Smith tankless water heater owners suffer from because this error code usually occurs when there is an ignition failure. The consent submitted will only be used for data processing originating from this website. Turn off the heater to see that the E05 error code is fixed. 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. 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. Most of the time, this error occurs when there is a wire connection issue or a breakage, which can easily be fixed or replaced. See Figure 4. Fixing the error codes immediately is a must in the Pentair pool heater to avoid further problems to happen. Smith Signature 100 50-Gallons Tall 6-year Limited Warranty 4500-Watt Double Element Electric Water Heater Model # E6-50H45DV Find My Store for pricing and availability 2930 A.O. Reasons Why There Is Water Leak Inside Refrigerator, Why Does My Air Conditioner Keep Freezing Up? Install a new gas control valve and tighten it up using the 4 gas pipe by turning it clockwise. This cookie is set by GDPR Cookie Consent plugin. However, we often suggest professional help if the issue is complex. } 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. How to use a diagnostic system to repair a faulty heater. Secondly, you must replace the gas control valve if the pilot valve gets stuck in an open position. . Smith Water Heater, look no further! Manual for 1500 - 3000 models. Smith Water Heater error code guide will explain comm. The reason behind this is that the heater does not get enough water to heat up properly causing an imbalance in temperature. If this doesnt bring any luck to you, the best bait is to call a professional for further assistance. Make sure that you maintain a cleaning schedule to keep the pipes clear and functional. Problem: Problem with the 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. JavaScript is disabled. Solution: Debris on the thermistor, loose or broken wire connection. Save my name, email, and website in this browser for the next time I comment. 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. To bring your water heater to a normal operating state, you should replace the temperature sensor. So, its worth bookmarking this article. Solution: Check the wire connection, wire breakage, and debris on the flow sensor impeller. We use cookies to ensure that we give you the best experience on our website. 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. To determine if the heating element is shorted out, plug in a multimeter and test if the element, itself, is shorted. Take the sensor out and make sure that all the wires are properly connected. Problem: Bypass valve fault (only model 540). Just hire a certified technician to do this for you. 7+ Common AO Smith Water Heater Troubleshooting Codes. Not only that, but it also causes the Pentair pool heater to turn off. document.write(intYear); Now, turn the electric power on to your water heater. Now, relight the pilot light by following the step-by-step guide I mentioned earlier in this article. 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. Drain your water heater. CODE: 31, 311, Two timesPROBLEM: Outlet thermistor failure. For a better experience, please enable JavaScript in your browser before proceeding. 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. Get Help from a Local Plumber. I checked all the wires and didn't find any problems, frayed insulation, etc. Alternatively, the error code will flash four times. This represents our closest approximation of your likely experience with this water heater using National Averages, but actual performance may vary depending on factors beyond our ability It usually means that there is a problem with the bypass valve. All rights reserved. Turn the gas control knob to the off position by moving it counter-clockwise. Turn the gas supply on and check for leaks by spraying soap solution on the connections. Besides, I will also walk you through the troubleshooting steps to clear those error messages. 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. Note: You can also read how to fix the Pentair heater error codes problem. To fix the tankless water heater from AO Smith properly and fast, we will show all three error codes (in the subtitle), the first for the units with the remote controller, the second for the units with the 7-Seg LED, and third are those heaters that do not have the remote only blinking LED. Of course, there will be a solution which can be used for fixing this problem. In one of the other places I manage, the owner -- for reasons known best to herself -- had a State Electric Hybrid water heater installed. If you're looking for help fixing your A.O. This chapter will describe the meaning of a specific error message your AO Smith Electric Tankless Water Heater throws. Dont need to worry about it. The error code may also be flashing three times. FIX: Check is the Hi-limit switch properly functioning that there is no loose or broken wire connections, no soot on the flame rod or damaged computer board. 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! If people see this error code, they have to be more aware because it is the warning for the 991 error code. Manage Settings Its normal. But then sometime later it will start to heat the water and the green light will begin flashing rapidly. var dteNow = new Date(); 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). window.mc4wp.listeners.push( If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. It may take 90 seconds of pilot operation before the thermopile comes to its normal operating temp. However, I highly recommend you call a certified plumber to solve this issue. Changing the gas control valve is not as difficult as you assume. Models from the 240, 340, and 540 series will show the error codes on both temperature controller and remote controller. Sometimes, a faulty sensor is also responsible for this issue. Visually inspect the thermistor connections. These stats are based on a home in Nolensville, TN To view or adjust our performance assumptions, view advanced settings. People can find those advantages from AO Smith tankless water heater. Check for hidden leaks in hot water system . Smith - Troubleshooting help - Hello my frist post here. Our comprehensive A.O. Your AO Smith Water Heater wont light up if there are electrical problems like the thermopile wires come loose. Power vented gas models with hot surface ignition & 2"/3"/4" pvc vent capability (21 pages) Water Heater A.O. I have verified that I have water pressure at the back of the unit, both hot and cold, which was my first thought with the pressure switch and waterfill faults. Water Heaters. What should you do first is- turn the gas control valve to the off position. Though resetting the unit will fix and clear the error code, you must figure out whats overheating the water. Try our Product Selector Tool to find the right models for your needs-for both heating and treating your home's water. Once thats one, the error code should vanish. 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. Open up the control panel and check the wires connected to the stack flue sensor. Common symptoms, problems, and fixing tips. If it doesnt throw a trouble code, make no beeping, or flashing light, and understand the water is functioning properly. 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. If your display screen is showing this error code and is flashing twice, then this is a sign that there is a problem with your water heaters air-fuel ratio rod (sometimes referred to as the AFR for short). I replaced the upper element, and then replaced the thermostat as tech support said that might be causing the problem. Is the surrounding air contaminated? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. What does a thermal regulator do on a pool heater? CODE: 99, 991, Five timesPROBLEM: Improper gas combustion. Thank you. And the reason is the thermistor gets shorted electrically. c. The computer checks for any problems with the unit before startup. how to fix the Pentair heater error codes problem, Rheem Tankless Water Heater Maintenance [Why+ How To Do], Rheem Tankless Water Heater Code 61 [Why+ How To Fix], Rheem Tankless Water Heater Code 14 [Why+ How To Fix], Rheem Tankless Water Heater Code 99 [Why+ How To Fix], Rheem Tankless Water Heater Code 76 [Why+ How To Fix]. CODE: 661, Four timesPROBLEM: Bypass valve fault (only model 540). Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. 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. It does not store any personal data. It also causes the heater to shut down completely and display the E05 code on the Pentair heater. The Solution Connections: Make sure the wiring is connected properly and isn't damaged. Manual for 400 - 1000 models. ao smith water heater error code e05. window.mc4wp = window.mc4wp || { There could be an issue with the power supply of your water heater and thus it could be failing. When the temperature sensor senses the water temperature is excessively hot, the status light will flash 4 times. Of course, you are always open to reaching out to a professional if you fail to clear the error messages. Manage Settings Continue with Recommended Cookies. What could that be? Adjust the valves on the main line to set the water pressure at the right level. This time, it is referring to a problem with your exhaust thermistor. It is a 50 gallon A O Smith just installed in new home 6 months ago.LG12-50R55DV 210. A Pentair pool heater typically functions for 6 to 12 years on average. It will be far better if you call a certified technician to deal with this issue. Two consecutive flashes every three second stand for thermopile voltage issue. Clean your AFR rod of any soot, and check for any damage or loose connections to see if you need to find a replacement. Solution: Check for blockage in the vents, the distance between the intake and exhaust terminals is per instructions, and remove if there is grease or dirt in the gas burner and fan motor. I have tested the power at the thermostat and the elements with a multi meter and they all check out fine. As a result, the heating element stops warming the water. I don't think this would have an effect like I am seeing though, and I never connected a smart grid module to the heater. Replace the control board. Regarding this, follow the instructions I broke down in the Status light flashing 4 times. listeners: [], Troubleshooting AO Smith condensing water heaters is similar to troubleshooting other brands and models. To solve this issue, there is no way except replacing the gas control valve. Then, shut off the main gas supply valve. We and our partners use cookies to Store and/or access information on a device. to control or estimate. They also have to make sure that the flame rod does not come with soot. You should keep depressing the igniter button for 90 seconds. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Many factors affect the actual performance of a water heater. Break down what troubleshooting steps you should take to stop the blinking lights. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Just turn on a hot water faucet and let the water run for several minutes. If you own a 540 model AO Smith tankless water heater, then this is an error code that may appear on your display screen. Copyright 2020 - 2022 | All rights reserved. I am still getting the error code. 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. It will be convenient for the homeowners who are handyman at the same time. Press down the gas control knob all the way in while depressing the igniter button continuously. You may need to install Adobe Acrobat Reader to view these documents. Products. {{INUSING}}, The average cost per Gallon is ${{PROPANEGASPRICE}} It is easy to recognize if there is a leak because bubbles will form. Save my name, email, and website in this browser for the next time I comment. The Pentair error code E05 indicates an open stack flue sensor. Find the right water treatment products for your needs. Manage Settings This cookie is set by GDPR Cookie Consent plugin. We and our partners use cookies to Store and/or access information on a device. Copyright. Related Parts Pages:A.O. 12-Year limited residential warranty gives you peace of mind. People only need to check for the right setting on the computer board of the water heater. Check out the guide below for easy to understand explanations about each error code and the troubleshooting tips that can help you solve the issues you are facing with your AO Smith tankless water heater. Error Code 51, 55, 510, 551, Six times Problem: Abnormal gas solenoid valve. You can see those error codes only on an AO Smith Water Heater with two or four chambers. The consent submitted will only be used for data processing originating from this website. This is the final error code for thermistor failure. Generally, the water heater will display this faulty code if the outlet thermistor (TH-4) remains open. This error code pops up whenever there is a fault with the fan motor of your tankless water heater. FIX: Debris on the thermistor, loose or broken wire connection. Analytical cookies are used to understand how visitors interact with the website. Turn the valve back on and set the pressure to the proper temperature. Error code 441 (LED flashes two times) Problem: Flow sensor. The accumulated water will not allow the Pentair pool heater to work properly or shut off completely. Find the right water heater for your needs. First, the pilot light wont come on until you try to light it up. Our comprehensive A.O. There are actually many types of thermistors in your water heater and thus, any error codes that relate to problems they are facing. Leave a comment in the box below if you have any questions about the Pentair pool heater. They should be able to tell you the correct dipswitch settings for your model so you can correct it yourself. 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 To bring your water heater to a normal operating state, you should replace the temperature sensor. The AO Smith water heater is too hot. 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. Otherwise, the status light wont blink. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. As long as you see this error code, you must turn off the water heater first. We will assume that the tankless unit, before failure, was correctly installed (with the correct gas type), per the manufacturer's instructions and codes. An example of data being processed may be a unique identifier stored in a cookie. This error code occurs when there is a problem with the inlet thermistor. CODE: 72, 721, Six timesPROBLEM: False flame detection. Get information and support for all A. O. Smith models. Continue with Recommended Cookies. If you want to increase the water heater thermostat(s) setting(s), Before doing so, don't forget to check the wiring attached to the control board. 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. Make sure that there are no parts of the sensor that require work. Residential & Commercial Water Heating Systems | A. O. Smith Never Descale Again. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. Solution: See the error codes 331, 321, and 311. CODE: 61, 611, Four timesPROBLEM: Fan motor fault. CODE: 711, One timePROBLEM: Gas solenoid valve drive circuit failure. In this case, the pilot light will be lit but the thermopile fails to generate the required output voltage. The following steps will help you change the thermistor: Start with turning off the electric power to your water heater. First off, relight the pilot following the steps I mentioned earlier to verify the status light is blinking 4 times. })(); Anthony Barnes is the founder of Water Heater Hub and a second-generation plumber by profession. 4.6. Now, set the gas control knob to the Pilot position. Ensure you turn the gas control knob to the off position. 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}. However, sometimes the provided manuals and instruction guides are not very clear and if you need help addressing some error codes that are popping up on your AO Smiths tankless water heater, then we have got you covered. To solve this error, you will need to carry out the same checks and treatments in the above error. http://waterheatertimer.org/How-to-troubleshoot-gas-water-heater.html#intellivent, When Used On Gas, Residential, Power Vented. Problem: Miscommunication in an Easy-Link system. Many reasons cause your water heater to heat the water excessively. I already discussed how to make the replacement. The wires connected to the stack flue sensor of the Pentair pool heater often loosen up automatically or get damaged. If you own a 540 model AO Smith tankless water heater, then this is an error code that may appear on your display screen. Continue with Recommended Cookies. WaterHeater HUB 2021 - All Rights Reserved. Solution: Is the water heater set for the right elevation? Ever. Use the pipe wrench to tighten the fittings. This error code usually means there is a fault with the flow adjustment valve. scald in a matter of minutes. CODE: 11 (111), Three timesPROBLEM: The ignition failure. Check if there are any foreign particles or grease on the gas burner and fan motor. They have to pay attention to the two sounds of clunk found from the water heaters gas valve. I hav been reading some similar posts regarding this issue, and I think I have made the proper analysis. Gas water heater using too much gas. FIX: Check if the remote controller is the right type, also connections between the water heater and remote. If there is no scale, then you should also check the connections and wires for damage or looseness. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. It will clear the error code. CODE: 39, 391, Two timesPROBLEM: Problem with the air-fuel ratio rod - AFR. Explore symptoms, causes, and a step-by-step repair guide for an easy repair. This error code may appear when you power up the unit. In contrast, 4 consecutive flashes with a 3-second pause indicates the temperature sensor of the unit senses the water temperature is too high. 113 Flame On Should be Off Fail So, replace the sensor to clear the faulty code. The only solution to clear those error messages is to replace the thermistor. Before you start to disassemble your water heater, remember to shut off its power and that you reassemble it correctly. 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. The thermostat(s) on this water heater have been factory set to 120F to reduce the risk of scald injury. Any other models may have different codes for different issues. Remove the access panel and fold away the insulation. Double check with your water heaters manual first and if everything seems to be fine, then you need to call out a technician. The board replacement kit includes replacement yellow and blue wires with new connectors. FREE Estimates! The cause of this problem could be a range of different issues including connection issues, broken wires, and even corrosion around the connectors. Disconnect every connection like the igniter wire, thermopile wire, pilot tube, and manifold tube from the gas control valve. Generally, the heating element, top of the unit, tank, and drain valve are some common places from where the water is leaking. This is the thermistor attached to your outlet pipes. Too High Temperature 2. Is Spray Paint Flammable? The 4-chamber model of AO Smith Electric Tankless Water Heater only throws this error code. To have the unit working properly, it has to be supplied with the power and correct connection. Rheem or A.O. Low water flow and loose wiring also contribute to the Pentair Mastertemp e05 code. 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. Generally, it takes up to 90 seconds of continuous pilot operation before the thermopile reaches its operating temp. If you install the unit professionally and maintain it according to the manual, it will support you for up to 10 years. I had already unplugged the ESM and the problem persists. This numerical code is telling you about the ignition failure. Just connect a garden hose to the drain plug at the bottom of the unit and place the other end of the hose to the nearest floor drain. Once the thermopile reaches its operating temperature, the status light will no longer remain solid red. Basically, both 2-chamber and 4-chamber models will pop up with those error codes. Smith Water Heater Troubleshooting. CODE: 32, 321, Two timesPROBLEM: Inlet thermistor failure. Necessary cookies are absolutely essential for the website to function properly. Replace everything back into its place. Using Rheem error codes to troubleshoot Rheem tankless water heaters. Related Price Pages:A.O. View more. 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. I don't think I should have yo pay anyone. Pentair Heater E05 Error Code [Reasons + Solutions]. AO Smith electric water heater keeps shutting off, e02 mike4500 Jun 18, 2019 M mike4500 Premium Member Joined Jun 18, 2019 Messages 5 Location NJ Jun 18, 2019 #1 Model Number 50 g Brand -brand- Age 1-5 years I have an AO Smith 50 gallon with the electronic display.