forms: { Often, resetting the gas water heater allows the device to calibrate itself properly, and then the problem will fix itself. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. In this blog post, well decode some of the most common error codes and tell you what you can do to fix them. If the heat exchange fins get clogged, release the blockage. 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. A faulty capacitor is usually the problem if the error code 76 flash persists after fixing the above two issues. 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? 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? ). Try resetting the device, and if that doesnt fix the issue, its best to have a professional address the situation. These water heaters may help you qualify for insurance discounts 2. It will be better if you install the heat tape close to the exit to the main drain to get the best output. Locate the reset button on the control board inside the unit. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. You may also want to ensure that the altitude settings are correct for your location. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. } . Never had a problem or leak. 2. 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. 2. These issues can include water leaks, that it runs out of hot water quickly, and suffers from an inconsistent water temperature. As always, your best resource is your owners manual since it'll have the specific information you need for your model. Code 04: Another error code, this time indicating a problem with the venting system. If nothing works for you, I suspect the PCB is the culprit. Reason: Poor/Improper Combustion due to the flame rod. e. Save my name, email, and website in this browser for the next time I comment. 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. Cause: The water heater and its burner doesn't get enough gas. If yes, clean the heat exchanger. 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. Error code 12 means your tankless water heater fails to detect the flame. Once you repair the damaged wiring, run the hot water tap to see whether the unit works or not. Next, inspect the ODS thermocouple to see whether it functions properly or not. Check the number 11 where I break down the error code 61. Otherwise, you need to change the PCB. Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. Understanding Noritz error codes and troubleshooting Noritz water heaters. If its dirty, replace it with a new one. A fault with the water inlet temperature sensor would result in error code 31 and you may want to check certain elements of your Rheem tankless water heater yourself. Summary of Contents for Rheem RTGH-RH10DV. Pipe dope may also cause a blockage inside the water flow control turbine. All Plumbers are screened, licensed, and insured. If its empty, dont forget to fill it with gas. To erase the error code 13, start with cleaning the dirty flame rods. Manage Settings I called the helpline and that's where the B.S. Lastly, check the fan motor for proper operation. (24 hours) C read more Turn off you recirculation pump if your unit is connected to one. Then, check all the pipelines for both the hot and warm water and confirm the lines don't cross. If you do not feel comfortable performing this yourself then you can contact a professional to do it for you. . Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. Alternatively, you can test each potential error and devise a suitable solution. These codes can be confusing, but they usually indicate a simple problem that can be easily fixed. (function() { Now, you may ask- how can I determine whether the suspect is the remote control or its wiring? Ensure the condensate flow is free of dirt, debris, and buildups. The error code 61 popping up on the LED display represents a faulty blower motor. Now, remove the filter and wash it to eliminate sediment jammed in the inlet that is producing problems. I have installed many tank & tankless water heaters as I am a plumber. Aside from a defective remote control, faulty wiring may also lead to the Rheem tankless water heater code 76 error. Any help you could provide or resource you can point me to would be greatly appreciated. Unplug the unit from the power outlet on the wall. Thats all there is to it! The average water heater flood claim is $4,440 1. Error Code 11indicates an ignition failure. Unfortunately, many things can cause an ignition failure. Consult the guide and see whether you have a grasp on the problem indicated by the code. If not, continue reading. Next, check the igniter to see if it needs to be replaced. It will usually be red or black, and may be labeled "reset.". How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. Check the thermostat on the remote control; it might be set too low. You may want to do a service call though you can check the wiring on the remote control yourself, specifically for any loose or damaged connections. Call the technician because the water heater is overheating. 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. We created this website in order to help our visitors to find proper information about HVAC troubleshooting, repair and most frequent questions about it. local codes.The water heater requires 120 VAC/60Hz Visit Document It will likely be red and/or have a picture of a triangle with an exclamation point next to it. 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. Err05 - Control Board is not accepting signal from switch. What does E5 mean on my Rheem tankless water heater? 4. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. Whether you need a new water heater, a sink repair, or a toilet fixed We Can Help! Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. Should you have a circulation pump installed, you can also turn that off or even remove it. Rheem Water Heater Blinking White Light. Then, reset the Rheem tankless water heater again. The gas supply to the unit may be shut off or interrupted. Error code 35 should require you to inspect each of the thermistor connections to the control board as they should all be securely connected. 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. Again, there should be no obstructions to the airflow and the vent terminal should be clear. Do note that solving each code will require a comprehensive understanding of the technical details of a tankless water heater. So, if you dont think you are up to the task, consult a professional. A clogged condensate drain line and incorrect condensate line piping are the common causes to block the drainage system. You will see a number that is flashing on the display, which will be accompanied by a beeping sound. Check the igniter itself to ensure it is working, including how it was wired to the device. Please select accurately so we can provide you with the best service providers in your immediate vicinity. What Size Heat Pump Do I Need for 2000sq ft Home. As a basic inspection, start with verifying that there is water flow through the unit. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. 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, Its essential to use an authentic Rheem replacement remote control for proper functioning. Water flow is too low, or the shutoff valve is not fully open. If you have a tankless water heater, you may occasionally see an error code displayed on the unit. Finally, ensure the Molex connector is in good condition. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. 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. The error code c7 stands for a defective communication between the remote control and the tankless unit. 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. In the past 2 weeks, its beeped at me and the remote thermostat shows a code of 11 when i turn the hot water on. Rheem offers several water heating solutions, and this article will focus on its line of tankless water heaters. You may need to ensure that the inlet valve is completely open and there are no obstructions to the cold water inlet pipe. Call the service if none of the steps taken above works. We installed our Rheem water heater Model, RHEPRO52-2, in May, 2004 and it's still going strong after 14+ years. These can include checking for damage to the thermistor wiring and to check the thermistor for the right number of ohms. Once confirmed, replace the faulty ignitor coil. Learn More. 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. We also break down how to clear those error codes from the display. Solution: Make sure that the hot water tap is open enough to provide at least the minimum required water flow. 36kW Tankless Electric Water Heater (240V / 4 Heating Chambers) $911.37. Most tankless water heaters are operated by natural or LP gas. 3. 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 A flame failure is a little different from a failure to ignite and will likely require a specialist to take a look. d. Remove outlet pipe bracket and ceramic heater plug. Use the error code guideline below to identify the problem, or. Before they arrive, you can check that the gas valves are all open with gas actually reaching the unit properly. By understanding these simple codes, you can keep an eye on your Rheem tankless water heater and make sure its always operating properly. Use a paperclip or similar object to press and hold the reset button for 3 seconds, then release it. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. 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. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. 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. Water Heating. Knowing that the ignition has failed is straightforward enough yet finding out why can prove difficult. In most cases, however, this problem can be easily fixed by following the troubleshooting steps above. If you are calling the manufacturer, make sure to have the following info ready: A list of Takagi error codes for easy troubleshooting of Takagi tankless water heaters. Loose remote control wiring or the remote control itself gets defective. Cycle your water heater two times by turning off- then turn on- at 10 seconds intervals. It represents a water protection fault at the indoor unit. Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. So, I highly recommend you to call a professional to handle this. Finally, the heat exchanger should be checked to make sure that the fins, fan, and air intake all appear to be clean. If they are then you may want to contact a specialist to take a look. These two, if work out of order, can cause improper combustion inside the machine. 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. If your Rheem tankless water heater has been running continuously for over an hour you should look to reset the system. If you get the voltage reading, take another measurement at connector B between the White#2 and White#8 wires. 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. It will alert you that your water heater requires service or that there are damaged or broken components you need to repair or replace. Check that the gas supply is working properly and that the gas pressure is ideal, as per the manufacturers recommendations. This is relatively simple and can just mean shutting off all your hot water faucets. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Use your Rheem heater manual as a reference when performing any repairs, and make sure to use the technical support number (1-866-720-2076) whenever you're unsure what to do. Another fault could occur with your ambient thermistor which is the combustion air temperature sensor. Over heating. See how to troubleshoot the flame failure, not enough, no hot water . Initially, fine-tune the water flow or temperature. Quantity Add To Cart. Afterward, measure the voltage of the wiring between the water control and the connector B. We and our partners use cookies to Store and/or access information on a device. Am I right? [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). Check for an operational igniter and for any damage to the igniter wiring harness. Close hot tap, cycle power on and off at GPO and open hot tap again. Locate the reset button inside the control panel. Consequently, this affects the communication between your remote control and the water heater. RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. Turn off the power to the water heater for 10 seconds and then back on. So, lets get started right here. 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. You can use 100-grit sandpaper to remove the carbon buildup from the flame rods. started. 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. Moisture can also build up in the water heater and the unit will also be connected to the plumbing system. Err01/Err03 - Control Board not receiving signal from switch, or motor is malfunctioning. The minimum temperature for most tankless units is around 55 degrees Fahrenheit. Then, turn on the water heater again, which will reset the heater. 5. 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. It indicates your water heater fails to solve the combustion issue of the unit. The wiring may become loose or corroded over time, hindering communication between your remote control and the water heater. The most common Rheem codes are found here on Rheems official website (click on the first drop-down FAQ section). They are dirty or defective flame rods, faulty ODS thermocouples, and incorrect burner manifold pressure. ); A tankless water heater is a complicated device. c. Remove one ceramic heater plug. Transitional Design House Bathroom Vanities without Tops; You must use an authentic Rheem tankless water heater replacement capacitor for efficient operation. If your Rheem water heater is flashing white light, it shows that your pilot light is out and the water will still be cold. The venting should also be adequately sealed and you may want it inspected by an expert. The flame rod wire should be connected and it should be free of any carbon build-up. To check the remote control, unplug your water heater from electricity and pull out its cover. Error Code E4: This code signals that there is a problem with ignition or flame detection. Take the front cover off. Therefore, our top advice is that you contact a professional plumber when you see an error code. You may not need to contact a qualified specialist to take a look as the error codes can be troubleshot by yourself. There may also be loose or damaged connections attributed to the motor wiring harness that could be the true cause of the error code. Rheem ECO-180 LP by: Efren This water heater started to be a problem, 6 months after I bought it. If fault re-occurs book service call. From top to bottom of this guide, we broke down every error code our tankless water heater displays. 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. Continue with Recommended Cookies. The most common code is E1, which indicates that there is a problem with the heating element. Watch the following tutorial to learn how to replace the water flow sensor. Instead, go for non-electrolytic capacitors like ceramic or film capacitors. Rheem tankless water heaters use a condensing technology to offer continuous hot water without the use of a large water tank. Water Heater Showing Yellow Light. If you need to reset the code on your Rheem tankless water heater, follow these steps: Besides, faulty water control assembly is another reason responsible for flashing the error code 65. 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. Remove the access panel from the front of the unit. Now, you may ask- how can I understand whether the solenoid valves function correctly or not?
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