. Reason: The Control Board is not programmed. Clogged condensate neutralizer. Shows hot to verify blue flame by removing panel cover. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. I've had my tankless water heater for about 5 years now, and has never had a problem. What does E4 mean on a Rheem tankless water heater? Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. Consult the guide and see whether you have a grasp on the problem indicated by the code. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. So, I highly recommend you to call a professional to handle this. Read Details: Rheem Tankless Water Heater Code 29. Knowing what each error code means can save you from having to make a service call and can give you peace of mind about how serious, or not so serious, the problem is. If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. If your Rheem electric tankless water heater needs to be reset, follow these steps: Check the air filter. If its too low, the unit wont work properly. If it has flipped off, flip it on. The error code c7 stands for a defective communication between the remote control and the tankless unit. If its dirty, clean it out according to the instructions in your owners manual. A jumper wire will help you confirm the remote control wiring problem. The unit may be plugged into an outlet that does not provide enough power. Error Code E2: This code means that the temperature of the incoming water is too low. Never had a problem or leak. If the issue persists, it could be due to a clogged filter or sediment buildup in the unit. Lastly, ensure the igniter wire harness is intact. Remove the access panel from the front of the unit. The first thing you should check is the water pressure coming into your home. For a condensing unit, confirm that the drain line is not blocked, and the shipping cap is removed. We broke down everything that will help eliminate the error message from the control panel. If the heat exchange fins get clogged, release the blockage. You can confirm if the remote control is the problem by disconnecting the remote control wiring on the PCB board. However, like any appliance, they can sometimes experience problems. Info about all performed services, including dates. Check the flame rod itself to see whether there are defects. Like other water heaters, the Rheem tankless water heater has a venting system. Error Code 11indicates an ignition failure. Unfortunately, many things can cause an ignition failure. 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. Reason: Remote Control Communication Fault. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). Now, you may ask- how can I understand whether the solenoid valves function correctly or not? Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. Close the hot water tap and turn OFF the remote. 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), AO Smith Tankless Error Codes: Problems And Troubleshooting, Where You Can Find Current Information For Your Rheem Tankless Water Heater, The Error Codes On A Rheem Tankless Water Heater. Why Do You Feel Sticky After Swimming? A tankless water heater can be a great addition to your home. So, follow the troubleshooting steps we mentioned to clear the error message. Heres a quick guide to help you understand what each code means and what you should do if you see one: We and our partners use cookies to Store and/or access information on a device. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. Turn off the power to the unit at the breaker box. It will be better if you install the heat tape close to the exit to the main drain to get the best output. The neutralizer drainage ports should be clear and the neutralizer drainage line (see also 7 Awesome Tips For Sewer And Drainage Line Cleaning) outside the unit must be clear too. The heat exchanger may also be suffering from separations or cracks. The minimum flow rate should also be met to make sure that the tankless water heater fires. Before you make a service call for error code 51, check for any loose/damaged terminals on the wiring harness for the gas control valve. Here are some steps you can take to troubleshoot and fix the problem: Call the technician because the water heater is overheating. The most common codes include Codes 5, 11, 13 . CANADIAN DEALS! In this blog post, well decode some of the most common error codes and tell you what you can do to fix them. Check that the vents are connected properly with no obstructions, the correct materials should have been used for the installation. If that does not work then you could confirm that the tankless unit is correctly grounded. Error code 12 means your tankless water heater fails to detect the flame. 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 . 3. { So, lets get started right here. 11. From top to bottom of this guide, we broke down every error code our tankless water heater displays. Error Code E3: This code indicates that the temperature of the outgoing hot water is too high. If you dont get this reading, you must replace the PCB. Save my name, email, and website in this browser for the next time I comment. A false flame can be attributed to the flame rod (or rods) touching the flame whenever the unit fires. Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. Company's make changes through the years, and Rheem has been in business a long time with a wide range of tankless water heaters . 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. Error code 99 can indicate that there is a blocked flue fault that is causing the blower motor to be unable to vent. . These can include checking for damage to the thermistor wiring and to check the thermistor for the right number of ohms. 4. Transitional Design House Bathroom Vanities without Tops; To fix this issue, you need to slow down the flow rate. You should consult with a licensed professional and check local permit requirements before starting any project. All Plumbers are screened, licensed, and insured. The water temperature on the remote control is set too high. Attach the remote control to the tankless unit with a different wire. Make sure that the fan motor is operating properly. Save my name, email, and website in this browser for the next time I comment. Why is my Rheem tankless water heater beeping? If you have a tankless water heater, you may occasionally see an error code displayed on the unit. I have just updated this article as per your request. If the unit comes on, the wiring of your remote control is at fault. 14. The repair guide provides info on how to deal with the heating problems. Error Code E1: This code indicates that there is insufficient water flow to the unit. 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. The neutralizer may need to be replaced and if it does then error codes 92 and 93 may be set off. Head to the electric panel and locate the water heater circuit. Rheem tankless water heaters have many error codes that make it challenging to pinpoint the exact cause of each error. For the air intake, remove then clean the air inlet filter and clean both the heat exchanger fins and the combustion air fan. Our prices verses the exact same model at Homedepot.ca . See the symptoms of How to fix water hammer problem in pipes. For instance, the exhaust cannot be recirculated back into the units fresh air intake. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. 3. Now, remove the filter and wash it to eliminate sediment jammed in the inlet that is producing problems. Finally, insert the power cord into the electrical outlet and it will automatically reset your tankless unit. Reason: Air Intake Filter Switch Malfunction. Consequently, this affects the communication between your remote control and the water heater. According to Rheem, the error code 10 will pop up when the fan motor fails to create sufficient ventilation. When you have a problem . A false flame being detected may also necessitate a service call, yet there are certain steps to take first. To resolve the issue, try the following steps: Turn off the power to the water heater for 10 seconds and then back on. Do note that solving each code will require a comprehensive understanding of the technical details of a tankless water heater. Remove the access panel from the front of the unit. IN STOCK. Rinnai fault code 10 - Air supply or exhaust blockage. Secondly, inspect the exhaust vent or air intake pipe for a clog. 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. What does E5 mean on my Rheem tankless water heater? Then, inspect the heat exchanger flapper valve and make it move freely at the vent connection of your water heater. If this doesnt work, your next step is to check the gas valve wire connections to ensure they are secure. Check both of these things and make sure they are clear before resetting the unit again. 3. Learn how to inspect and replace a water heater dip tube and solve the problems related to not enough hot water or sediment buildup. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); How to Reset Rheem Tankless Water Heaters, How Do You Troubleshoot a Rheem Electric Water Heater Rheem Error Codes, 5 Common Paloma Tankless Water Heater Error Codes, Common Electrolux Dryer Codes (E64, E65, E66, EF1, E91), F5E1 Maytag Washer Error Code? Code 1L indicates that there is a limescale build-up in the unit. Reason: Insufficient Heat Exchanger Temperature. The consent submitted will only be used for data processing originating from this website. However, before you do that, confirm that the blower motor is turning freely as it may still operate with a small restriction. A communication error with the remote control can result in error code 76. In this case, check the followings: 1. First, check for any debris around the burner assembly and clean it off if necessary. To clear this fault, you will need a pump and two hoses. 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. Expert Tip: You should avoid electrolytic capacitors because its difficult to identify their polarities. We installed our Rheem water heater Model, RHEPRO52-2, in May, 2004 and it's still going strong after 14+ years. Cause: The blockage in the air supply pipe, exhaust vent, or connection/termination is loose or not correctly done. Solution. There are many error codes on a Rheem tankless water heater (see also Rheem Water Heater LeakingWhat To Do?) and their reasons differ vastly. Why Does My Stiebel Eltron Tempra High-limit Switch Keep Tripping? If you are having trouble with your Rheem water heater, it is best to consult the owners manual for troubleshooting tips, or to contact a qualified technician for assistance. Error codes are never a pleasant site, but theyre designed to make your life easier. You could also check the outlet thermistor, heat exchanger thermistor, and the gas valve are all in good working order. there's a good chance that a change or two have taken place. 5. You can find a full list of error codes here. See if the air inlet screen is dirty and clean as necessary. local codes.The water heater requires 120 VAC/60Hz Visit Document After cycling the unit if you notice any remaining flame through the view window, I bet the gas control assembly is the culprit. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. That may be the cause but it could also be due to a clogged neutralizer on the condensing unit and you can clean the air inlet screen and the heat exchanger fins.

Triple Shift Theory' By Duncombe And Marsden, Elizabeth Knoxville Identified, Articles R