How do you clear the error code on a Rheem tankless water heater? A flame failure is a little different from a failure to ignite and will likely require a specialist to take a look. 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 your Rheem tankless water heater is displaying error code 11, it means that the unit is not getting enough air. Use our quick reference guide to find answers to common questions or for more detailed information use the search form to search for a specific question. Lastly, ensure the igniter wire harness is intact. 7 Awesome Tips For Sewer And Drainage Line Cleaning, how to match wires size with circuit breaker, Hybrid Water Heaters: Everything You Need to Know. Recalled Tankless Water Heaters - WebForm1 Recalled Tankless Water Heaters Paloma Rheem, Ruud, Rheem-Ruud and Richmond Brands Only the indoor power vent 199,900 BTU models are affected. Turn off you recirculation pump if your unit is connected to one. { The good news is that you can prevent most of these defects by taking good care of your water heater. Reason: Remote Control Communication Fault. If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. Solution: If you cannot find the problem in the venting system, and cannot remove what is blocking the regular operation, call the service. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. 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. RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. Buying a different capacitor may only provide a temporary solution. The unit will throw the error code e51 if the gas inlet solenoid valve is at fault. Protect Your Home u0003With Mobile Leak Alerts. For the air intake, remove then clean the air inlet filter and clean both the heat exchanger fins and the combustion air fan. In plain words, the water heater error code 13 stands for a defective combustion system. If you do not feel comfortable performing this yourself then you can contact a professional to do it for you. What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? Should the heat exchanger keep a temperature of 207 F for a period of longer than 15 seconds then error code 15 may occur. However, there is also another meaning of the error code 29. I followed the instructions to descale using. We installed our Rheem water heater Model, RHEPRO52-2, in May, 2004 and it's still going strong after 14+ years. This particular error code could also be triggered due to the wrong altitude setting if you reside in a high-altitude environment. Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. What does E5 mean on my Rheem tankless water heater? That being said, customers have reported a much higher frequency of certain codes, which well cover here. The first thing you should do is check the filter and clean it if necessary. Error code 12 means your tankless water heater fails to detect the flame. If your Rheem tankless water heater has been running continuously for over an hour you should look to reset the system. If this drainage system gets clogged, your tankless water heater will flash the error code 29 to prevent the burner from being flooded. Often, resetting the gas water heater allows the device to calibrate itself properly, and then the problem will fix itself. A defective flow meter sensor, broken wire, and poor connection are the culprits that trigger the error code E4. Locate the reset button inside the control panel. It will alert you that your water heater requires service or that there are damaged or broken components you need to repair or replace. Next, disconnect the wiring from the remote control and plug your water heater into an outlet. Installing the kit on the water heater, will treat the condensate properly for safe disposal into the drain. Filter FAQs by Category. In other cases, the error arises from a complex problem like a defective filter capacity. After you see a code on a tankless water heater, a common first step is to reset the device. By displaying a code on your tankless heater, you, or a professional, can read the code to understand what went wrong and how to fix it. Hi there, i am Eugene - an experienced HVAC / appliance technician. Reason: Air Intake Filter Switch Malfunction. If the heat exchange fins get clogged, release the blockage. I was told to check the flue, gas, is it plugged in, who installed it. Err07, 08, 09 - RHW42 model only, this indicated a problem with the water shutoff valve. When the problem occurs, the error code is displayed on the LCD screen of the remote or user interface, so by understanding the meaning of the code, the troubleshooting gets easier. The Rheem tankless water heater allows you to access instant hot water. When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. Care Tips for Rheem Tankless Water Heaters, Rheem On Demand Water Heater Troubleshooting Quick Fixes, Excel Tankless Water Heater Troubleshooting (Complete Guide), Eternal Tankless Water Heater Troubleshooting (Complete, Furrion Tankless Water Heater Troubleshooting (Complete, Atwood Water Heater Troubleshooting Guide, A.O. I called the helpline and that's where the B.S. Search. E4 on your Rheem tankless water heater indicates an issue with the flow meter sensor. Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. On the other hand, if you want to save money, check out this video to learn how to clean the inlet filter. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. The neutralizer needs to be replaced soon. You could check the power and if the unit is actually plugged in which is a good idea after a tripped or turned off circuit breaker (see also our guide on how to match wires size with circuit breaker ). Some simple issues can result in the water flow being low and you should be able to solve them yourself. You should consult with a licensed professional and check local permit requirements before starting any project. What I recommend to you first is to clean the blower motor and its housing. I can turn it off and leave off for a while 30 minutes or so, then turn it back on and it'll work for a day or so. Error Code E2: This code means that the temperature of the incoming water is too low. If using propane gas, make sure that the propane tank has enough gas. It will be better if you install the heat tape close to the exit to the main drain to get the best output. A clogged condensate drain line and incorrect condensate line piping are the common causes to block the drainage system. The venting should also be adequately sealed and you may want it inspected by an expert. Lastly, check the fan motor for proper operation. A new remote control should facilitate communication and solve the Rheem code 76 error. The Richmond Marathon water heater offers a LIFETIME warranty. Cause: The water heater and its burner doesn't get enough gas. You can also try shutting off the water and then disconnect the remote control. Also, inspect the flame rod electrodes and clean them. This neutralizer is specially designed to keep the drain condensate away from the water heater. Locate the reset button on the control board inside the unit. As a concerned Rheem tankless water heater user, you may want to know what causes this error code and how to fix it. The causes of the E5 code appearing on your heater's display include too much water flow, incorrect gas pressure, blocked air intake, clogged exhaust, dirty air filter, lack of airflow in the room . And this is how the blower motor looks like: Inspect the blower motor for broken fins or dirt or debris that gets stuck inside it. Ensure you eliminate every obstruction from the vent termination of the building and the flapper valve. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). After cleaning the inlet filter, run the hot water only in the tap to check. In that article, we described everything that causes your water heater to trigger the error message 12. See whether its correctly installed and whether its functioning properly. Do note that solving each code will require a comprehensive understanding of the technical details of a tankless water heater. Error Code 29 indicates that the temperature is too low on the heat exchanger. If you encounter this, heres what you can do: These are the most common error codes, as well as the most common fixes for said codes. If you need to reset the code on your Rheem tankless water heater, follow these steps: } Ignition failure at start up. Ill also cover how to fix each problem to restore your heaters normalcy. You could try to inspect the heat exchanger thermistor or flush the unit and remove any build-up of limescale (see also What Is Limescale? ). The minimum flow rate should also be met to make sure that the tankless water heater fires. The consent submitted will only be used for data processing originating from this website. Learn how to inspect and replace a water heater dip tube and solve the problems related to not enough hot water or sediment buildup. What does E4 mean on a Rheem tankless water heater? listeners: [], Error Code E3: This code indicates that the temperature of the outgoing hot water is too high. Shows hot to verify blue flame by removing panel cover. So, keep reading. A faulty capacitor is usually the problem if the . 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. We also broke down what you should do if the capacitor gets faulty. Then, inspect the heat exchanger flapper valve and make it move freely at the vent connection of your water heater. If needed, clean the inside of this motor. The error code c7 stands for a defective communication between the remote control and the tankless unit. If you find any, clean them out so that air can flow freely. Those error codes dont only help you understand the actual problem with the unit but also make it a breeze to fix them. Again, inspect the thermistor wiring for any damage and this is an ideal time to check then clean the ambient thermistor itself and perform a check for the correct number of ohms. The several inches of foam insulation give it up to 0.93 uniform energy factor. A similar problem can be the outlet water temperature being beyond the remote thermostat setting. There are over 30 codes possible on Rheem devices. Call the technician because the water heater is overheating. This can happen when there is insufficient gas supply to the tankless unit or a faulty ignitor coil. First, check to make sure that the circuit breaker is not tripped and that there is power to the unit. Take the time to remove any obstructions from the venting as well as where the vent terminates outside. Replacing the remote control may solve the code 76 issue and restore communication between the two components. If they are then you may want to contact a specialist to take a look. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. The diagnostics become simpler since the Rheem tankless heaters use the electronic control board and advanced technology with an optional remote controller and control panel. 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. Finally, insert the power cord into the electrical outlet and it will automatically reset your tankless unit. First off, make sure there is enough fuel in your gas tank. Rheem's business is hot water, and they spend their days innovating and manufacturing water heaters to keep your life running smoothly. First, make sure that the gas supply to the unit is turned on and that there is enough pressure. Reviewing ultra efficient Navien water heaters utilizing condensing and tankless technology. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. We recommend you check the heat exchanger fins first for blockage. Page 1 CONDENSING TANKLESS GAS WATER HEATER Service Manual Models 199,000Btu / 180,000Btu Natural Gas ( NG ) / Liquid Propane Gas ( LP ) WARNING If the information in these instructions is not followed exactly, a fire or explosion may result, causing property damage, personal injury, or death. Next, inspect the ODS thermocouple to see whether it functions properly or not. Then, inspect the heat exchanger fins for a clog and release the buildup. 1. Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. Reason: Too High Outlet Water Temperature. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. I see all of these bad reviews of the Rheem water heaters and notice that many seem to be purchased at a retail level either thru their plumber or directly from Home Depot or other home improvement outlet. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. Whether you need a new water heater, a sink repair, or a toilet fixed We Can Help! You may even want to take out the flame to check it and clean it with some steel wool. If you dont get the appropriate voltage reading (8 to 16 VDC), you should replace the water control assembly. Hi Folks, I just thought I would share with you a way to reset your Rheem Paloma WaiWela tankless heater after a descaling procedure. Understanding the symptoms to look for will make it easier to fix the error. The pilot light for the gas heater is blue; if it isn't, then probably there is an issue. Code 02: This means that the water heater is actively heating water. 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. 3. These water heaters may help you qualify for insurance discounts 2. Loose connections may still result in the code 76 error. Solution: First, ensure that the water heater's circuit breaker in the service panel hasn't tripped. What Are The Signs To Look Out For In A Failing Water Heater? Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. A tankless water heater is a complicated device. Code 11 means that the ignition system has failed. Features and error codes may have changed over the years so finding an updated resource is vital to ensure that you know what to do when a fault looks to have occurred. } A faulty capacitor is usually the problem if the error code 76 flash persists after fixing the above two issues. Turn off the power to the unit at the breaker box. on: function(evt, cb) { If the problem persists, call a qualified technician for service. You can confirm if the remote control is the problem by disconnecting the remote control wiring on the PCB board. 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. Consequently, this affects the communication between your remote control and the water heater. 2. There are many error codes on a Rheem tankless water heater (see also Rheem Water Heater LeakingWhat To Do?) and their reasons differ vastly. I am glad to help. Rheem offers several water heating solutions, and this article will focus on its line of tankless water heaters. Check out advanced features for eco-friendly and cost-effective water heating. 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. When the ODS gets activated, your tankless water heater will trigger the error code 13. It helps us diagnose and determine the exact problem with the water heater. If it gets tripped, you can simply reset the unit. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. How to use a diagnostic system to repair a faulty heater. The cookie is used to store the user consent for the cookies in the category "Analytics". Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. Rheem tankless water heater error codes result from defects. It may be the case that both the fan motor and the control board need to be replaced. Begin with slowing down the flow rate of your water heater. window.mc4wp = window.mc4wp || { Error code 65 may necessitate calling out a specialist yet you can check for a fault yourself. 12. Every Rheem tankless water heater, either non-condensing or condensing, utilizes the computer board to monitor the heating process, adjust the parameters, and help troubleshoot the potential problems. In a worst case scenario, you may need to replace the control board. Then, locate the two terminals connected with the remote control. In most cases, however, this problem can be easily fixed by following the troubleshooting steps above. Info about all performed services, including dates. Loose remote control wiring or the remote control itself gets defective. Rheem hot water heater has low or no hot water flow. A Rheem tankless water heater should last 15 to 20 years, and potentially longer with proper maintenance and a water supply that doesn't contain too many minerals. If there are air flow restrictions surrounding the unit or obstructions at the vent terminal then this could also result in an error code 34.
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