Besides, your water heater will throw the error code P1 if the water flow sensor goes bad. Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. 3. There are a few different codes that can be associated with Rheem water heaters. Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. Most tankless water heaters are operated by natural or LP gas. As a concerned Rheem tankless water heater user, you may want to know what causes this error code and how to fix it. If its dirty, clean it out according to the instructions in your owners manual. Protect Your Home u0003With Mobile Leak Alerts. Begin with cleaning the air inlet filter. We created this website in order to help our visitors to find proper information about HVAC troubleshooting, repair and most frequent questions about it. 3. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. Press and hold the reset button for three seconds, then release it. You could also check the outlet thermistor, heat exchanger thermistor, and the gas valve are all in good working order. Begin with slowing down the flow rate of your water heater. So, keep reading. Tilt down the computer board, which will reveal the blower motor. But like any other piece of technology, they develop faults. You can also try shutting off the water and then disconnect the remote control. 2. 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. I have just updated this article as per your request. So, I highly recommend you to call a professional to handle this. Otherwise, you need to change the PCB. Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. Afterward, take out these two screws from the top of the computer board. You can use 100-grit sandpaper to remove the carbon buildup from the flame rods. Troubleshooting John Wood tankless water heaters. Call the technician. The flame rod wire should be connected and it should be free of any carbon build-up. Rinnai fault code 11 - No ignition. Reason: Remote Control Communication Fault. Reason: A false flame has been detected. Turn off the power to the unit at the breaker box. Replacing the remote control may solve the code 76 issue and restore communication between the two components. For every 5 gallons, there should be 2 gallons and 3 gallons of water, Put you pump into the bucket and run it for 30-45 minutes, Make sure that power is turned on to the unit and circuit breaker is powered on, Make sure that the safety device on your unit is not activated resulting in the water heater not operating, Sometimes errors are caused as a result of communication fault instead of any particular issue with a component on the unit. Therefore, our top advice is that you contact a professional plumber when you see an error code. To troubleshoot this error code, confirm that the water bypass solenoid has the right voltage going through it. The second trick is to check for any blockage in the exhaust venting. Rheem offers several water heating solutions, and this article will focus on its line of tankless water heaters. We recommend you check out this in-depth guideline on Rheem Tankless Water Heater Code 11. Checking the main burner and cleaning it will also worth it. 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. If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. Installing the kit on the water heater, will treat the condensate properly for safe disposal into the drain. Locate the reset button inside the control panel. A yellow pilot light means that the pilot is not . e. If you get the voltage reading, take another measurement at connector B between the White#2 and White#8 wires. 13 Common Rheem Tankless Water Heater Error Codes, 11. From top to bottom of this guide, we broke down every error code our tankless water heater displays. 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. Learn More. Among the common error codes is code 76, a sign of a problem with your water heater. If none of these measures works then call in a professional to replace the control board (also known as a PCB). If not, you should replace the flow meter sensor or the flow control valve of your Rheem Tankless Water Heater. Water Heating. Water volume control fault is what error code 65 indicates. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. If your water heater is in a cold basement or garage, it may not reach this temperature unless you use a recirculating pump to bring warmer water from elsewhere in your home. There are over 30 codes possible on Rheem devices. window.mc4wp.listeners.push( 3. Then, locate the two terminals connected with the remote control. Often, understanding how to rectify each error code requires an understanding of how the device works as a whole and how each part works together. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. A lower or higher value indicates a faulty capacitor. Reason: The Control Board is not programmed. You should consult with a licensed professional and check local permit requirements before starting any project. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. If the water heater comes on, then the remote controls wiring is at fault. Explore More on homedepot.com. Check to make sure all gas connections are tight and there are no leaks. If you observe no remaining flame, dont hesitate to check the relay connection of flame rod connector. Replace the combination gas control (thermostat). If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. Insufficient fuel or restricted gas flow, faulty gas solenoid valves, defective igniter wire harness, and a problem with the igniter are some caveats that trigger the error code 11. 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. Check that the vents are connected properly with no obstructions, the correct materials should have been used for the installation. Expert Tip: You should avoid electrolytic capacitors because its difficult to identify their polarities. The flow meter sensor is also referred to as a water temperature sensor. In rare cases, Rheem tankless water heater code 76 may indicate a problem with the filter capacitor. If this drainage system gets clogged, your tankless water heater will flash the error code 29 to prevent the burner from being flooded. However, there is also another meaning of the error code 29. You can only use an electrolytic capacitor if you know its polarity. Do note that solving each code will require a comprehensive understanding of the technical details of a tankless water heater. Cause: The gas shutoff valve is not open completely. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. 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. In this case, you must replace the gas control assembly. 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. Here are some care tips for Rheem tankless water heaters: Rheem tankless water heater code 76 may be due to a simple issue like a loose remote control wiring. If you have a Rheem tankless water heater, you may be wondering what all the codes on the control panel mean. 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. Check the gas pressure; it might be too low, or the gas valve is not fully open. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. Take the time to remove any obstructions from the venting as well as where the vent terminates outside. 10 Common Reasons. Head to the electric panel and locate the water heater circuit. 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. Problems with the combustion can also be caused by the flame rod though this should only display on an indoor Rheem tankless water heater system. Search. local codes.The water heater requires 120 VAC/60Hz Visit Document Resetting your tankless water heater will help you clear the error code from the control panel. The gas supply to the unit may be shut off or interrupted. Transitional Design House Bathroom Vanities without Tops; emergency housing in dothan, al history of goffs manor water bird whistle history jobs at arsenal training ground hillsborough county high school athletics June 13, 2016 Read More 1. 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. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. 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.