If you dont get the appropriate voltage reading (8 to 16 VDC), you should replace the water control assembly. 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. Unless you have an in-depth knowledge of water heaters, youre best to not risk making the situation worse. Those error codes dont only help you understand the actual problem with the unit but also make it a breeze to fix them. Why is my Rheem tankless water heater beeping? Reading through Rheemserror code guide, youll notice the description for each error code is quite specific. After cycling the unit if you notice any remaining flame through the view window, I bet the gas control assembly is the culprit. Also, check that the vent terminal was installed properly on the device. The first thing you should do is check the filter and clean it if necessary. . If the problem persists, call a qualified technician for service. Have a Rheem RTG 74 DVP 1 tankless water heater that showed code C8 first and now shows C7 about every 24 hours. 14. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. Check the pressure and adjust it accordingly. Pipe dope may also cause a blockage inside the water flow control turbine. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. Check that the program chip is properly installed and that the control board recognizes the right type of gas, which could be propane or natural gas. Rheem is a trusted American appliance brand that is close to 100 years old. The alarm sounds every 60 seconds when the tap is open. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. This particular error code could also be triggered due to the wrong altitude setting if you reside in a high-altitude environment. However, Its essential to use an authentic Rheem replacement remote control for proper functioning. 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. Error Code 13 indicates Flame rod: poor or improper combustion. Heres what you should do: Related:Rheem Error 13 Ultimate Troubleshooting Guide. See the symptoms of How to fix water hammer problem in pipes. 2. Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. How to use diagnostic system and fix the problems using the error codes that appear on the remote controller. 1. 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. Below, well explain how to read codes on your gas heater and what you should do to rectify the situation. If the water heater has the mixing valve installed and does not operate properly, it must be replaced. Your email address will not be published. Compare Now. Remove the access panel from the front of the unit. 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. Also, inspect the flame rod electrodes and clean them. Turn off the power to the unit at the breaker box. Now, remove the filter and wash it to eliminate sediment jammed in the inlet that is producing problems. What does E4 mean on a Rheem tankless water heater? If there is any damaged wiring, your water heater will be unable to send a signal to the control board. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Check the number 11 where I break down the error code 61. A defective or loose wire connection between the water control and the connector B on the PCB is the main culprit that causes your heater to pop up with this error message. Rheem tankless water heaters are great for providing hot water on demand. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. Increase the temperature on the remote if it is set too low. Also, we broke down the troubleshooting steps to clear the message. A defective flow meter sensor, broken wire, and poor connection are the culprits that trigger the error code E4. Loose remote control wiring or the remote control itself gets defective. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. A lower or higher value indicates a faulty capacitor. What Size Heat Pump Do I Need for 2000sq ft Home. Knowing that the ignition has failed is straightforward enough yet finding out why can prove difficult. There are a few possible causes of this problem: Takagi Error Codes | Troubleshooting Guide and Repair Tips, AO Smith Tankless Error Codes | Problems | Troubleshooting, John Wood Tankless Error Codes | Troubleshooting Tips, Rinnai Error Codes | Troubleshooting Rinnai Water Heaters, Tankless Water Heater Problems | Troubleshooting and Repair Tips, Noritz Error Codes Guide | Troubleshooting Noritz Water Heaters, How to Replace a Water Heater Dip Tube - DIY Installation Tips, How to Fix Water Hammer Problem | Troubleshooting Guide, Navien Water Heaters | Review and Buying Tips for 2023. We turn unit off for 5 minutes and then turn back on each time C7 appears. Solution: You must descale the water heater. Am I right? No spam, we promise. Our prices verses the exact same model at Homedepot.ca . Did not see that error code here. Learn More. Part # 683034. 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. Remove any obstructions and try again. The button must be held down for 3 full seconds in order for the reset to occur properly. You could ohm out all the solenoid valves, inspect the flame rods for the correct voltage, or even replace the gas control valve altogether. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. . Resetting a Rheem Tankless Water Heater: Ultimate Guide, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? In my experience, in most cases, it is a false flame code because when I look through the site glass, the flame is still visible. Replacing the filters capacitor should solve the Rheem tankless water heater code 76 error and restore communication between your remote control and the water heater. 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 ). First, check for any debris around the burner assembly and clean it off if necessary. } Of course, the internet is likely your go-to resource for any current information relating to your Rheem tankless water heater. This code indicates that the unit is not getting enough water flow. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. Turn off the power to the water heater for 10 seconds and then back on. Required fields are marked *. A new remote control should facilitate communication and solve the Rheem code 76 error. Every water heater venting system uses a duct or pipe. Err01/Err03 - Control Board not receiving signal from switch, or motor is malfunctioning. Cause: The water heater and its burner doesn't get enough gas. 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? In other cases, the error arises from a complex problem like a defective filter capacity. . If you do think that there are obstructions and foreign objects then they may be in the combustion chamber, the exhaust piping, the vent terminal, or preventing sufficient airflow from coming into the unit itself. Locate the reset button inside the control panel. Save my name, email, and website in this browser for the next time I comment. } But like any other piece of technology, they develop faults. Common symptoms, problems, and fixing tips. Error code 65 may necessitate calling out a specialist yet you can check for a fault yourself. . If you find any, clean them out so that air can flow freely. To clear this fault, you will need a pump and two hoses. Obstructions could also result in error code 14 though if you cannot find one then consult a professional to troubleshoot the fault. When there is any problem with the unit, it will pop up an error code on the display. There may also be blockages in the heat exchanger which should be removed. In this blog post, well decode some of the most common error codes and tell you what you can do to fix them. 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. Phase #2: Remove the top two screws from the top and bottom of the front cover. Then, inspect the heat exchanger flapper valve and make it move freely at the vent connection of your water heater. If using propane gas, make sure that the propane tank has enough gas. From top to bottom of this guide, we broke down every error code our tankless water heater displays. We recommend you check the heat exchanger fins first for blockage. 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. RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. This is relatively simple and can just mean shutting off all your hot water faucets. Performing regular maintenance can also save you from having to solve any problems from occurring in the first place such as cleaning the filters, the air fan, and the heat exchanger fins. Cause: Most of the time, the water heater doesn't start because the hot water tap is not fully open, so the water flow is low. Solution. I followed the instructions to descale using. If done correctly, you should hear a click when you release the button. The error code 61 popping up on the LED display represents a faulty blower motor. 3. Begin with cleaning the air inlet filter. window.mc4wp.listeners.push( 36kW Tankless Electric Water Heater (240V / 4 Heating Chambers) $911.37. Then, turn on the water heater again, which will reset the heater. Remove any blockage you see. Check the igniter itself to ensure it is working, including how it was wired to the device. Code 02: This means that the water heater is actively heating water. If your Rheem tankless water heater has been running continuously for over an hour you should look to reset the system. Again, check for leaks and blockages and ensure all connections are tight. To fix this issue, you need to slow down the flow rate. What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Moisture can also build up in the water heater and the unit will also be connected to the plumbing system. Do note that solving each code will require a comprehensive understanding of the technical details of a tankless water heater. Lets get started! Rheem hot water heater has low or no hot water flow. First off, make sure there is enough fuel in your gas tank. Try plugging the unit into a different outlet. Check to make sure all gas connections are tight and there are no leaks. Hi Folks, I just thought I would share with you a way to reset your Rheem Paloma WaiWela tankless heater after a descaling procedure. Tilt down the computer board, which will reveal the blower motor. Error Code E2: This code means that the temperature of the incoming water is too low. Info about all performed services, including dates. There may also be loose or damaged connections attributed to the motor wiring harness that could be the true cause of the error code. From the bottom of the unit, take out two screws that hold the computer bracket in place. Troubleshooting John Wood tankless water heaters. If you have a Rheem tankless water heater, you may have received a code 13 error. Contractor or business name who did the installation and service. There may also be foreign material or obstructions in the burner chamber so check that there are no blockages for the flame at the flame rod (or rods). The minimum flow rate should also be met to make sure that the tankless water heater fires. These two, if work out of order, can cause improper combustion inside the machine. What I recommend to you first is to clean the blower motor and its housing. Replace the combination gas control (thermostat). Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. If it gets tripped, you can simply reset the unit. The minimum temperature for most tankless units is around 55 degrees Fahrenheit. Remove the panel cover and locate the reset button behind the insulation. A false flame being detected may also necessitate a service call, yet there are certain steps to take first. (24 hours) C read more 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. If you have a tankless water heater in your home, you may How Much Propane Does A Tankless Water Heater Use, Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price), Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide), Best electric tankless water heater for rv. Rheem tankless water heaters have many error codes that make it challenging to pinpoint the exact cause of each error. Why Do You Feel Sticky After Swimming? It is also known as flue or chimney, which expels exhaust gasses out of the house. In a worst case scenario, you may need to replace the control board. In this guide, we will look at where you can find the most current information for your Rheem tankless water heater and look at the error codes (see also AO Smith Tankless Error Codes: Problems And Troubleshooting) in detail. RUR199iN - $2,900 - Nat Gas Compare at $3853 - SAVE $953; RUR199iP - $2,950 - Propane Compare at $3777 - SAVE $827 ; RU199iN - $2,600 - Nat Gas Compare at $3094 - SAVE $494 ; RU199iP - $2,600 - Propane Compare at $3033 - SAVE $433 Then, leave your water heater for 30 seconds in state of disconnected from the power source. Specifically, error code 92 would display when the water heater is continuing to operate and is a warning to replace the neutralizer soon. Then, inspect the gas solenoid valves and make sure they work properly. We also break down how to clear those error codes from the display. The filter capacitor may become clogged and damaged over time, hindering its capacitance capability. A false flame being detected may also necessitate a service call, yet there are certain steps to take first. If yes, clean the heat exchanger. Remove the access panel from the front of the unit. You can confirm if the remote control is the problem by disconnecting the remote control wiring on the PCB board. Error code 61 should mean that you should check the fan motor, specifically that it turns freely as even a small restriction could be the problem. Locate the reset button on the control board inside the unit. The water shutoff valve and hot water tap need to be fully open. IN STOCK. Other codes include F3 (for a problem with the thermostat), and P1 (for a pressure relief valve issue). Have a different tankless water heater brand that needs troubleshooting? The Richmond Marathon water heater offers a LIFETIME warranty. Now, try to turn on your water heater using the remote control. 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. 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. There are further elements that you can check including that the inlet water supply filter is clean. 4. d. Remove outlet pipe bracket and ceramic heater plug. What Is The Most Common Problem Associated With A Water Heater? These steps will get fix the fault and restore your water heater back to working condition. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. 1. Instead, go for non-electrolytic capacitors like ceramic or film capacitors. There could also be a problem with the outlet thermistor which is the outgoing water temperature sensor. The neutralizer may need to be replaced and if it does then error codes 92 and 93 may be set off. However, both codes would only be displayed on a condensing tankless water heater. Before testing a hot water source, you must ensure that all connections are properly secured. On the other hand, if you want to save money, check out this video to learn how to clean the inlet filter. 1. { Code 04: Another error code, this time indicating a problem with the venting system. If you need to reset the code on your Rheem tankless water heater, follow these steps: 1. forms: { If you have a Rheem tankless water heater, you may have received a code 76 error. This can happen when there is insufficient gas supply to the tankless unit or a faulty ignitor coil. 2. Tank sizes range from 15 gallons to 105 gallons to fit any household need. Each refers to a technical component of the tankless water heater and a specific description of the issue. You can also try shutting off the water and then disconnect the remote control. Then, inspect the heat exchanger fins for a clog and release the buildup. The average water heater flood claim is $4,440 1. Quantity Add To Cart. There should also be gas to the unit with the valves fully turned on and the unit itself should have the correct gas volume and pressure which can be checked by a specialist. CANADIAN DEALS! If it has flipped off, flip it on. I called the helpline and that's where the B.S. The thermistor should also be free of any limescale build-up and may require a clean. Next, access maintenance information to determine the flow rate. 5. local codes.The water heater requires 120 VAC/60Hz Visit Document Before they arrive, you can check that the gas valves are all open with gas actually reaching the unit properly. The Rheem tankless water heater code 76 may be caused by a defective remote control, faulty remote control wiring, or a faulty filter capacity. However, if you are mechanically inclined, keep scrolling. Rheem offers several water heating solutions, and this article will focus on its line of tankless water heaters. During winter & freezing days, we recommend you insulate the drainpipe by using a heat tape. Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. Turn off the power to the unit at the breaker box. A Rheem tankless water heater has over 30 potential codes, and the solution will differ depending on the specific make and model of water heater that you have. It will be better if you install the heat tape close to the exit to the main drain to get the best output. I have installed many tank & tankless water heaters as I am a plumber. Protect Your Home u0003With Mobile Leak Alerts. Phase #1: Start by turning off the power supply to your water heater. If the water heater comes on, then the remote controls wiring is at fault. Heres how to do it: This should allow the device to fully reset itself, and you might find the error code has magically disappeared. We recommend you check for a broken wire or poor electrical connection. You may need to ensure that the inlet valve is completely open and there are no obstructions to the cold water inlet pipe. It may be the case that both the fan motor and the control board need to be replaced. Check the air inlet filer and clean as required. 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. Manage Settings If the issue persists, it could be due to a clogged filter or sediment buildup in the unit. When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. Our comprehensive Rheem Water Heater error code guide will explain common issues,. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. Before you make a service call, this is a good time to check the thermistor wiring for any damage or the thermistor for a limescale build-up. There are many error codes on a Rheem tankless water heater (see also Rheem Water Heater LeakingWhat To Do?) and their reasons differ vastly. We also broke down what you should do if the capacitor gets faulty. The blower motor and flame rod FL-25 should also be checked. One potential reason is a defective remote control. Begin with slowing down the flow rate of your water heater. Shows hot to verify blue flame by removing panel cover. Also, make sure that there are no plumbing or technical problems such as crossovers. You could increase the flow rate or simply adjust the temperature though if all of these potential solutions fail then there may be a problem with the water flow sensor itself which needs to be replaced. And lastly, check out the burner manifold pressure. A faulty capacitor is usually the problem if the . The neutralizer needs to be replaced soon. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. 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. These codes can be confusing, but they usually indicate a simple problem that can be easily fixed. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. Filter FAQs by Category. Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. First, check the exhaust and venting flue for any blockages. According to Rheem, the error code 10 will pop up when the fan motor fails to create sufficient ventilation. The first thing you should check is the water pressure coming into your home. Expert Tip: You should avoid electrolytic capacitors because its difficult to identify their polarities. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. If the gas valve was disconnected, reconnect it. Reviewing ultra efficient Navien water heaters utilizing condensing and tankless technology. If the problem persists, call a qualified technician for service. There are a few things that could be causing this problem. Save my name, email, and website in this browser for the next time I comment. If not, you should replace the flow meter sensor or the flow control valve of your Rheem Tankless Water Heater. See whether its correctly installed and whether its functioning properly. Consequently, this affects the communication between your remote control and the water heater. Often, resetting the gas water heater allows the device to calibrate itself properly, and then the problem will fix itself. More specifically, it will focus on troubleshooting your Rheem tankless water heater and what to do when you encounter the dreaded error code. Remove electrical connection box (single screw on outside left). You should consult with a licensed professional and check local permit requirements before starting any project. This neutralizer is specially designed to keep the drain condensate away from the water heater. 3. If you have a tankless water heater, you may occasionally see an error code displayed on the unit. Another possibility is that the water heaters thermostat is set too low and needs to be adjusted. A tankless water heater is a complicated device. If the heater functions well, then there is an issue with the remote control. Once your have your parts together, here are the steps to descale the water heater.