There could also be loose or damaged connections on the wiring harness for the gas control valve which could set off error code 71. Reason: Insufficient Heat Exchanger Temperature. Rheem tankless water heater error codes result from defects. In other cases, the error arises from a complex problem like a defective filter capacity. The error code 61 popping up on the LED display represents a faulty blower motor. Call for service when your unit is showing this code. Reason: Too High Outlet Water Temperature. Locate the flame rods on the front right side, Remove the rod by unscrewing the brackets that secure them to the burner, Clean them and screw them back into place. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. Open the hot water faucets in your home and if there is a steady flow of water from those faucets then you may have a bleed-over problem which would require a service call. The thermistor should also be free of any limescale build-up and may require a clean. Never had a problem or leak. Error Code 13 indicates Flame rod: poor or improper combustion. Heres what you should do: Related:Rheem Error 13 Ultimate Troubleshooting Guide. Unless you have an in-depth knowledge of water heaters, youre best to not risk making the situation worse. If that does not work then you could confirm that the tankless unit is correctly grounded. Pipe dope may also cause a blockage inside the water flow control turbine. Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. good stuff mate i have a rheem gas 871624pfj tankless it comes with code e 51 ,i turn unit off it clears error code and will work and stay working untill you stop using hot water then back to e51,cleaned filters ,still same any help pls. From the bottom of the unit, take out two screws that hold the computer bracket in place. The most common code is E1, which indicates that there is a problem with the heating element. To fix this issue, you need to slow down the flow rate. 4. Doing this will ensure that theres enough oxygen for proper combustion. There should definitely be no obstructions for the exhaust termination and flue inlet, check that both have the right amount of clearance space too. . Please visit our Shutoff Troubleshooting . Begin with slowing down the flow rate of your water heater. The error code c7 stands for a defective communication between the remote control and the tankless unit. . 2. If it gets tripped, you can simply reset the unit. Confirming that the remote controls wiring is the issue before fixing it will save you resources and time. From cleaning the aerators as well as checking the pressure and flow of the water from your hot water faucet to checking then cleaning the water inlet filter on your tankless unit. First, make sure that the gas supply to the unit is turned on and that there is enough pressure. The cookie is used to store the user consent for the cookies in the category "Analytics". listeners: [], If this sensor senses that the heat exchanger of your water heater gets overheated, it will pop up this error message. Improper fuel type, rusty or defective heat exchanger, and faulty Molex connector are some caveats responsible for triggering this error code. 1. What is Rheem Tankless Water Heater Code 11. The disk capacitor across the remote control terminal should range from 7.5 to 10 microfarads. Below, we will show you how to fix those issues to clear away the error message. You may need to adjust your homes water pressure regulator or install a new one if yours is not working properly. Locate the reset button inside the control panel. The good news is that you can prevent most of these defects by taking good care of your water heater. It's best to encompass your troubleshooting to the first and second tricks, which are: Rechecking whether the exhaust venting and the air intake is working properly. So, I highly recommend you to call a professional to handle this. Next, you need to remove some wires that come in the way like the blower motor wire, flame rod wire connectors, over wrap film plug, and others. To check the remote control, unplug your water heater from electricity and pull out its cover. Remove the access panel from the front of the unit. Your email address will not be published. In this blog post, well decode some of the most common error codes and tell you what you can do to fix them. This can be caused by a number of things, including a dirty air filter, blockage in the venting system, or a problem with the combustion chamber. (24 hours) C read more We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. Before testing a hot water source, you must ensure that all connections are properly secured. That being said, here are the most common codes and some potential fixes for each: Code 00 indicates that the water heater has been running without stopping for an hour. Try resetting the device, and if that doesnt fix the issue, its best to have a professional address the situation. A defective flow meter sensor, broken wire, and poor connection are the culprits that trigger the error code E4. Afterward, take out these two screws from the top of the computer board. Lastly, ensure the igniter wire harness is intact. WaterHeater HUB 2021 - All Rights Reserved. As a basic inspection, start with verifying that there is water flow through the unit. By understanding these simple codes, you can keep an eye on your Rheem tankless water heater and make sure its always operating properly. Top 661 Rheem Reviews Write A Review If done correctly, you should hear a click when you release the button. need to install plumbing. (function() { 3. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. Rheem Water Heater Blinking White Light. If your Rheem tankless water heater is displaying the P1 code, it means that the unit is not receiving enough power. Your Rheem Water Heater will trigger this error code due to a faulty remote control, a bad PCB, and a damaged wire connection between the tankless unit and the remote. If checking that the fan blade is tightly fitted on the motor shaft and spinning freely does not work then you may want to replace the sensor. If you have a Rheem tankless water heater, you may have received a code 13 error. Solution. A jumper wire will help you confirm the remote control wiring problem. If the water heater has the mixing valve installed and does not operate properly, it must be replaced. Once your have your parts together, here are the steps to descale the water heater. Just like error code 65, you should also inspect the tankless water heater for any loose or damaged connections on the wiring harness of the water bypass valve. Of course, dont hesitate to replace the blower motor if it gets broken. When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. When I can see a flame but the code displayed is Code 10, the problem is that the flame sensor is malfunctioning. On the other hand, you should get a neutralizer kit and install it on your water heater if the neutralizer drainage fails. Begin with cleaning the air inlet filter. Rheem ECO-180 LP by: Efren This water heater started to be a problem, 6 months after I bought it. Then, turn on the water heater again, which will reset the heater. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. 2. Cookie Duration Description; cookielawinfo-checkbox-analytics: 11 months: This cookie is set by GDPR Cookie Consent plugin. Code 11 means that the ignition system has failed. This number indicates the you are dealing with. The gas supply to the unit may be shut off or interrupted. The flame rod wire should be connected and it should be free of any carbon build-up. We recommend you check the heat exchanger fins first for blockage. Consequently, this affects the communication between your remote control and the water heater. You can confirm if the filters capacitor is at fault by checking the water heaters control board. The water heater will trigger the error code E5 if there is too much water flow. You should also check that the fan motor looks to be working properly. It will be best to check the manual and use the fuel type recommended by the manufacturer. Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. Finally, the heat exchanger should be checked to make sure that the fins, fan, and air intake all appear to be clean. The repair guide provides info on how to deal with the heating problems. It will alert you that your water heater requires service or that there are damaged or broken components you need to repair or replace. During winter & freezing days, we recommend you insulate the drainpipe by using a heat tape. Make sure all of the above components are properly installed and secured before trying to use your Rheem tankless water heater again. An error code E4 on your Rheem Tankless Water Heater indicates that the flow meter sensor gets faulty. See if the fins on the heat exchanger are dirty and clean as necessary. Info about all performed services, including dates. The above list of Rheem tankless error codes might help you troubleshoot the problem successfully, but if you cannot solve it, you cannot find the code here, or it is hard to fix the unit, I would recommend calling a professional. Check the flame rod itself to see whether there are defects. Nonetheless, freezing weather can also block up the neutralizer drainage system. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Rheem's business is hot water, and they spend their days innovating and manufacturing water heaters to keep your life running smoothly. [Fixed], Honeywell Water Heater Gas Valve Reset (How-To Guide), 15 Common Rheem Error Codes [Ultimate Guide], Rheem Tankless Water Heater Code 11 (Fixed), Top 5 Navien Tankless Water Heater Problems [Fixed], Whirlpool Duet Dryer No Power To Control Panel (Causes + Solutions). If you get the voltage reading, take another measurement at connector B between the White#2 and White#8 wires. ); Code 04: Another error code, this time indicating a problem with the venting system. Check to see that nothing is blocking the flue inlet exhaust or fan. } Then, leave your water heater for 30 seconds in state of disconnected from the power source. The most common codes include Codes 5, 11, 13 . Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. The top-selling product within Rheem Tankless Water Heaters is the Rheem Performance Platinum 11 GPM Natural Gas High Efficiency Indoor Recirculating Tankless Water Heater. If the fault is not so serious then you may be able to fix it yourself and get your water heated soon enough. on: function(evt, cb) { Before they arrive, you can check that the gas valves are all open with gas actually reaching the unit properly. Error codes are never a pleasant site, but theyre designed to make your life easier. The voltage should be 8 to 16 VDC. And thank you for mentioning your issues. Step 1 and 3 plus b. Several reasons are responsible for the heater to throw this error message. . Error code 79 should indicate that there is a problem with the current heading to the blower motor and you may want to do a service call. Compare Now. If you dont know how to detect the source of the problem, you can read this guide. Turn off the power to the unit at the breaker box. Rheem hot water heater has low or no hot water flow. The Rheem tankless water heater code means that incomplete combustion is taking place in your heater or it may be that the water flow is too high. Now, you may ask- how can I determine whether the suspect is the remote control or its wiring? 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. In other words, youll need a very in-depth knowledge of these devices to understand each error code and an even more in-depth knowledge to solve it. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Contractor or business name who did the installation and service. More specifically, it will focus on troubleshooting your Rheem tankless water heater and what to do when you encounter the dreaded error code. Apart from these, defective combustion systems, problems with the main burner or pilot, and faulty motor are other culprits responsible for throwing this error code. As a concerned Rheem tankless water heater user, you may want to know what causes this error code and how to fix it. Dont forget to release the blockage if needed. Also, we broke down the troubleshooting steps to clear the message. If the water pressure is low, the water heater is making strange noises, and keeps on coming up with a variety of error codes then it may be time to replace it. window.mc4wp.listeners.push( If nothing works for you, I suspect the PCB is the culprit. The unit will throw the error code e51 if the gas inlet solenoid valve is at fault. Check the venting on the device for any blockage and clear as necessary. In most cases, however, this problem can be easily fixed by following the troubleshooting steps above. If you are still having trouble after trying these steps, then you may need to call a professional for help. Check the air inlet filer and clean as required. Also, dont forget to check the breather box for debris and use a vacuum cleaner or a lightly damp rag to clean the box. No spam, we promise. The Rheem tankless water heater code 76 indicates a communication fault between the remote control and your tankless water heater. Error Code E2: This code means that the temperature of the incoming water is too low. That being said, customers have reported a much higher frequency of certain codes, which well cover here. I have just updated this article as per your request. Check the air filter. If the remote control works, we bet the wiring is at fault. Replacing the control board is the only solution to fix this water heater issue. If they are then you may want to contact a specialist to take a look. started. You could also check the outlet thermistor, heat exchanger thermistor, and the gas valve are all in good working order. An example of data being processed may be a unique identifier stored in a cookie. These two, if work out of order, can cause improper combustion inside the machine. An error code 90 typically indicates that there are blockages in the heat exchanger or blower motor. A false flame being detected may also necessitate a service call, yet there are certain steps to take first. There are over 30 codes possible on Rheem devices. 3. If its incorrect, you should adjust it. Ill also cover how to fix each problem to restore your heaters normalcy. You may even want to take out the flame to check it and clean it with some steel wool. What does E5 mean on my Rheem tankless water heater? We have an in-depth guide on Rheem Tankless Water Heater error code 13 where we broke down the way of adjusting burner manifold pressure. Why Does My Stiebel Eltron Tempra High-limit Switch Keep Tripping? What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? If your water heater is old then you may want to pay more attention to the warning signs that it may be failing. If the problem persists, call a qualified technician for service. Heres a quick guide to help you understand what each code means and what you should do if you see one: 4. If the temperature is insufficiently low on the heat exchanger then you should receive error code 29 on your mid-efficiency or condensing unit. . The circuit breaker for the unit may have tripped. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. Err01/Err03 - Control Board not receiving signal from switch, or motor is malfunctioning. Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. See if the air inlet screen is dirty and clean as necessary. A flame failure is a little different from a failure to ignite and will likely require a specialist to take a look. To erase the error code 13, start with cleaning the dirty flame rods. My condensing tankless unit has been in service now for about 9 months and I recently got the "1L" code to descale. We also break down how to clear those error codes from the display. { Check the pressure and adjust it accordingly. Secondly, inspect the exhaust vent or air intake pipe for a clog. Remove any blockage you see. The consent submitted will only be used for data processing originating from this website. When the ODS gets activated, your tankless water heater will trigger the error code 13.
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