When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. The gas pressure to your water heater should range between 1.2- 3.5Kpa. } If using propane gas, make sure that the propane tank has enough gas. I called the helpline and that's where the B.S. Below, we will show you how to fix those issues to clear away the error message. Search. When you have a problem . Also, check that the vent terminal was installed properly on the device. 2. 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. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. What Is The Most Common Problem Associated With A Water Heater? It will usually be red or black, and may be labeled reset. Check the flame rod itself to see whether there are defects. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. If your Rheem tankless water heater has been running continuously for over an hour you should look to reset the system. Check out advanced features for eco-friendly and cost-effective water heating. (24 hours) C read more Otherwise, you should replace the water flow sensor. There should definitely be no obstructions for the exhaust termination and flue inlet, check that both have the right amount of clearance space too. Clogged condensate neutralizer. If the problem persists, call a qualified technician for service. Finally, unplug the water heater, disconnect the remote control then plug the heater back in and test it without the remote control. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. If the remote control works, we bet the wiring is at fault. Code 01: This indicates that the water heater is in standby mode and is not currently heating water. Get FREE quotes from licensed Plumbers in your area today. 2. Quick View. I guess the PA error code is a air conditioner related fault code. Also, make sure the gas flow valves are open and they dont get clogged with dirt or residue buildups. From top to bottom of this guide, we broke down every error code our tankless water heater displays. 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. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. 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 . 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. See the symptoms of How to fix water hammer problem in pipes. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. Please visit our Shutoff Troubleshooting . Code 1L indicates that there is a limescale build-up in the unit. The alarm sounds every 60 seconds when the tap is open. But like any other piece of technology, they develop faults. The most common codes include Codes 5, 11, 13, and 29. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). The Richmond Marathon water heater offers a LIFETIME warranty. Also, we broke down the troubleshooting steps to clear the message. Call for service when your unit is showing this code. 4. Ensure that the vent pipes are connected to the vent termination and that the venting meets various requirements (such as lengths, diameter, the construction material). Obstructions could also result in error code 14 though if you cannot find one then consult a professional to troubleshoot the fault. Remove the panel cover and locate the reset button behind the insulation. Solution: First, ensure that the water heater's circuit breaker in the service panel hasn't tripped. Compare Now. Now, remove the filter and wash it to eliminate sediment jammed in the inlet that is producing problems. 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 ). Reason: Remote Control Communication Fault. Error code 05 could be triggered by an issue with the air intake or a blockage leading to the vent exhaust. Check for an operational igniter and for any damage to the igniter wiring harness. 4. If fault re-occurs book service call. If your water heater comes on, we bet the culprit is the remote control itself or the wiring between the remote control and the tankless unit. If the water doesnt flow, we recommend you increase the flow rate. If it doesnt erase the error message, fix the issues that cause the heater to pop up the error code. Then, inspect the heat exchanger fins for a clog and release the buildup. Double-check that the exhaust venting and air intake are both installed properly and look to be in good working order. Secondly, inspect the exhaust vent or air intake pipe for a clog. We recommend you check for a broken wire or poor electrical connection. Before testing a hot water source, you must ensure that all connections are properly secured. If the problem persists, call a qualified technician for service. Installing the kit on the water heater, will treat the condensate properly for safe disposal into the drain. window.mc4wp = window.mc4wp || { A flame failure is a little different from a failure to ignite and will likely require a specialist to take a look. Rheem Water Heater Blinking White Light. Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. So, I highly recommend you to call a professional to handle this. No spam, we promise. Now, you may ask- how can I understand whether the solenoid valves function correctly or not? The cookie is used to store the user consent for the cookies in the category "Analytics". If you are still having trouble after trying these steps, then you may need to call a professional for help. An example of data being processed may be a unique identifier stored in a cookie. Lets get started! Why is my Rheem tankless water heater beeping? In general, here are some additional things to check in order as you evaluate the issue with your unit. There are further elements that you can check including that the inlet water supply filter is clean. Once confirmed, replace the faulty ignitor coil. If nothing works for you, I suspect the PCB is the culprit. Confirming that the remote controls wiring is the issue before fixing it will save you resources and time. 2. 3. And lastly, check out the burner manifold pressure. Why Does My Stiebel Eltron Tempra High-limit Switch Keep Tripping? These can include checking for damage to the thermistor wiring and to check the thermistor for the right number of ohms. When I can see a flame but the code displayed is Code 10, the problem is that the flame sensor is malfunctioning. Company's make changes through the years, and Rheem has been in business a long time with a wide range of tankless water heaters . Reason: Continuous combustion lasting an entire hour. The heat exchanger may also be suffering from separations or cracks. After that, connect the water heater directly to an electrical output source and test a hot water source like a shower. Locate the flame rods on the front right side, Remove the rod by unscrewing the brackets that secure them to the burner, Clean them and screw them back into place. Save my name, email, and website in this browser for the next time I comment. If your water heater is old then you may want to pay more attention to the warning signs that it may be failing. How to use diagnostic system and fix the problems using the error codes that appear on the remote controller. Below, well explain how to read codes on your gas heater and what you should do to rectify the situation. Join our exclusive 2,500+ email list to get tailored advice, product roundups, and be the first to see our new content. What does E4 mean on a Rheem tankless water heater? Check the air filter. 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. This can happen when there is insufficient gas supply to the tankless unit or a faulty ignitor coil. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Understanding Noritz error codes and troubleshooting Noritz water heaters. 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? 4. I followed the instructions to descale using. 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. 3. There are a few possible causes for this problem. } Finally, the heat exchanger should be checked to make sure that the fins, fan, and air intake all appear to be clean. Should the heat exchanger keep a temperature of 207 F for a period of longer than 15 seconds then error code 15 may occur. Consequently, this affects the communication between your remote control and the water heater. 1. How to use a diagnostic system to repair a faulty heater. E4 on your Rheem tankless water heater indicates an issue with the flow meter sensor. d. Remove outlet pipe bracket and ceramic heater plug. Several reasons are responsible for the heater to throw this error message. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. There may be something blocking the inlet or outlet of the unit. Reviewing ultra efficient Navien water heaters utilizing condensing and tankless technology. listeners: [], Whichever issue it is, your unit will likely still be operating and you can solve the error yourself. The blower motor and flame rod FL-25 should also be checked. Water flow is too low, or the shutoff valve is not fully open. Explore More on homedepot.com. Then, remove the front access panel. How do you clear the error code on a Rheem tankless water heater? We recommend you check out this in-depth guideline on Rheem Tankless Water Heater Code 11. [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). Error code 76 on Rheem Tankless Water Heater is an indication of faulty communication with the remote control. In this blog post, well decode some of the most common error codes and tell you what you can do to fix them. Also, dont forget to check the breather box for debris and use a vacuum cleaner or a lightly damp rag to clean the box. If the water heater comes on, then the remote controls wiring is at fault. Finally, clean or replace the inlet screen if it is dirty or clogged. During winter & freezing days, we recommend you insulate the drainpipe by using a heat tape. After cycling the unit if you notice any remaining flame through the view window, I bet the gas control assembly is the culprit. This error can be checked via two methods; checking that the front panel is installed properly and that the air filter door looks to be sealed correctly. If you suspect either of these issues, contact a qualified technician for service. 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. Otherwise, you should replace the remote control with a new one. Ensure the condensate flow is free of dirt, debris, and buildups. Now, remove the three side screws of the blower motor and take out the blower motor. See whether its correctly installed and whether its functioning properly. Tank sizes range from 15 gallons to 105 gallons to fit any household need. A faulty capacitor is usually the problem if the error code 76 flash persists after fixing the above two issues. The several inches of foam insulation give it up to 0.93 uniform energy factor. The repair guide provides info on how to deal with the heating problems. The unit may be plugged into an outlet that does not provide enough power. Each refers to a technical component of the tankless water heater and a specific description of the issue. These codes can be confusing, but they usually indicate a simple problem that can be easily fixed. Specifically, error code 92 would display when the water heater is continuing to operate and is a warning to replace the neutralizer soon. The flame rod wire should be connected and it should be free of any carbon build-up. Why Do You Feel Sticky After Swimming? Next, check the igniter to see if it needs to be replaced. 36kW Tankless Electric Water Heater (240V / 4 Heating Chambers) $911.37. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Common symptoms, problems, and fixing tips. If you dont get the appropriate voltage reading (8 to 16 VDC), you should replace the water control assembly. The flow meter sensor is also referred to as a water temperature sensor. CANADIAN DEALS! Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. In that article, we described everything that causes your water heater to trigger the error message 12. . A communication error with the remote control can result in error code 76. A false flame being detected may also necessitate a service call, yet there are certain steps to take first. The filter capacitor may become clogged and damaged over time, hindering its capacitance capability. If the unit comes on, the wiring of your remote control is at fault. c. Remove one ceramic heater plug. The water heater will trigger the error code E5 if there is too much water flow. Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. The wiring for the flame rod may also be damaged, and the flame rod needs to have sufficient voltage. Besides, your water heater will throw the error code P1 if the water flow sensor goes bad. Press and hold the reset button for three seconds, then release it. If the heater functions well, then there is an issue with the remote control. A similar problem can be the outlet water temperature being beyond the remote thermostat setting. 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 above list of Rheem tankless error codes might help you troubleshoot the problem successfully, but if you cannot solve it, you cannot find the code here, or it is hard to fix the unit, I would recommend calling a professional. Otherwise, you need to change the PCB. The second trick is to check for any blockage in the exhaust venting. Reason: The Control Board is not programmed. There may also be blockages in the heat exchanger which should be removed. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. 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. The gas solenoid valves should also be in decent condition though they may be open or have short-circuited. If you have a tankless water heater, you may occasionally see an error code displayed on the unit. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. All Plumbers are screened, licensed, and insured. Then, reset the Rheem tankless water heater again. It will not rust. 2. Part # 683034. However, if you are mechanically inclined, keep scrolling. Besides, faulty water control assembly is another reason responsible for flashing the error code 65. If you have a Rheem tankless water heater, you may have received a code 13 error. The gas supply to the unit may be shut off or interrupted. 3. Remove the access panel from the front of the unit. Check if the water inlet filter or fixture aerator is clogged and unblock it if it is. We recommend you check the heat exchanger fins first for blockage. You can also try shutting off the water and then disconnect the remote control. Consult the guide and see whether you have a grasp on the problem indicated by the code. Check the pressure and adjust it accordingly. Turn off the power to the unit at the breaker box. Your email address will not be published. The most common Rheem codes are found here on Rheems official website (click on the first drop-down FAQ section). Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. I was told to check the flue, gas, is it plugged in, who installed it. Reading through Rheemserror code guide, youll notice the description for each error code is quite specific. 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. One for the hot side and another for the cold side. But this task requires a lot of elbow grease. If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. Learn More. If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. The Rheem tankless water heater code means that incomplete combustion is taking place in your heater or it may be that the water flow is too high. 11. The most common code is E1, which indicates that there is a problem with the heating element. Unplug the unit from the power outlet on the wall. Please select accurately so we can provide you with the best service providers in your immediate vicinity. This number indicates the you are dealing with. You may even want to take out the flame to check it and clean it with some steel wool. Water flow is below the minimum required. The most common codes include Codes 5, 11, 13 . In plain words, the water heater error code 13 stands for a defective combustion system. 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. Take the front cover off. Like other water heaters, the Rheem tankless water heater has a venting system. On the other hand, if you can't turn on the unit, we bet the remote control gets defective. Begin with cleaning the air inlet filter. It's best to encompass your troubleshooting to the first and second tricks, which are: Rechecking whether the exhaust venting and the air intake is working 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. The Marathon is a special water heater that has a seamless blow molded polybutene inner tank. RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. Turn on the power to the unit at the breaker box, and wait a few minutes for it to heat up before using it again. On top of this, you must ensure the drain will not allow backflow. Then, turn on the water heater again, which will reset the heater. The error code c7 stands for a defective communication between the remote control and the tankless unit. A lower or higher value indicates a faulty capacitor. Solution: Make sure that the gas shutoff valve provides enough gas to the main gas burner, and there is no obstacle. 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. In other cases, the error arises from a complex problem like a defective filter capacity. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. If there is any damaged wiring, your water heater will be unable to send a signal to the control board. Other codes include F3 (for a problem with the thermostat), and P1 (for a pressure relief valve issue). Smith Water Heater Troubleshooting Guide, 5 Common Problems with Camplux Water Heaters, Rheem Tankless Water Heater Code 29 (How to Troubleshoot), Rheem Gladiator Leak Sensor Reset Fixed, Rheem Water Heater Pilot Light Wont Light, water heater produces harmful gasses like, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? Reason: A false flame has been detected. Doing this will ensure that theres enough oxygen for proper combustion. If its too low, the unit wont work properly. In a worst case scenario, you may need to replace the control board. This code is known as the continuous combustion fault. What I recommend to you first is to clean the blower motor and its housing. You must use an authentic Rheem tankless water heater replacement capacitor for efficient operation. Error Code E1: This code indicates that there is insufficient water flow to the unit. When this error code will pop up, understand there is no ignition on your tankless water heater. As a basic inspection, start with verifying that there is water flow through the unit. The filter capacitor may become clogged and damaged over time, hindering its capacitance capability. local codes.The water heater requires 120 VAC/60Hz Visit Document Find the most common problems and see how to fix issues. If it gets tripped, you can simply reset the unit. The water shutoff valve and hot water tap need to be fully open. There are over 30 codes possible on Rheem devices. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. Check the thermostat on the remote control; it might be set too low. Hi Folks, I just thought I would share with you a way to reset your Rheem Paloma WaiWela tankless heater after a descaling procedure. Cause: The gas shutoff valve is not open completely. We installed our Rheem water heater Model, RHEPRO52-2, in May, 2004 and it's still going strong after 14+ years. Solutions include replacing the remote controls wiring, changing the remote control, or changing the capacitor. Reason: Insufficient Heat Exchanger Temperature. Water Heater Showing Yellow Light. You may not need to contact a qualified specialist to take a look as the error codes can be troubleshot by yourself. 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. This is relatively simple and can just mean shutting off all your hot water faucets. When this process is completed, your water will be murky, because of the limescale that has been removed. Finally, if your Rheem tankless water heater is more than 10 years old, it may simply need to be replaced. Head to the electric panel and locate the water heater circuit. After cleaning the inlet filter, run the hot water only in the tap to check. Copyright. Use a paperclip or similar object to press and hold the reset button for 3 seconds, then release it. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. Leave the unit for 2o minutes. 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. These water heaters may help you qualify for insurance discounts 2. Heres what you can do: Code 12 signifies that the water heater does not detect a flame. Symptoms, causes, and step-by-step troubleshooting guide to fix the most common problems on Rheem on-demand models. Check to see that nothing is blocking the flue inlet exhaust or fan. Also, make sure that there are no plumbing or technical problems such as crossovers. Turn off the power to the unit at the breaker box. Begin with slowing down the flow rate of your water heater. Buying a different capacitor may only provide a temporary solution. The first thing you should do is check the filter and clean it if necessary. 12. You should consult with a licensed professional and check local permit requirements before starting any project. Just release blockage from those components to get the ODS thermocouple back in the working condition. Reason: Air Intake Filter Switch Malfunction. 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. First off, turn the unit off at the remote controller or at the circuit breaker. Just turn off the water supply valve to slow down the flow. See how to troubleshoot the flame failure, not enough, no hot water . Heres how to do it: This should allow the device to fully reset itself, and you might find the error code has magically disappeared. First, check for any debris around the burner assembly and clean it off if necessary. You can find a full list of error codes here. We have an in-depth guide on Rheem Tankless Water Heater error code 13 where we broke down the way of adjusting burner manifold pressure. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. Your tankless water heater will display this wrong message if the venting system fails or doesnt work properly. Turn off you recirculation pump if your unit is connected to one. 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. What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? Alternatively, you can test each potential error and devise a suitable solution. The water is heated on demand only, which reduces energy consumption as well as overall energy costs. Continue with Recommended Cookies. However, even the best tankless water heaters sooner or later may stop working or be affected by other Filter FAQs by Category. The most common reason is that the water heater is not getting enough gas or electricity to stay on. 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 One potential reason is a defective remote control. When an error code is displayed on the screen and before you call the service support, do the following to reset the system, which might fix the issue: If nothing happens after resetting the unit and the error code is still visible, do the following: Cause: Limescale deposits in the heat exchanger water flow is reduced, and the temperature increases significantly. 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. However, there is also another meaning of the error code 29. 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. Check the air intake and exhaust venting. See if the air inlet screen is dirty and clean as necessary. If its empty, dont forget to fill it with gas. What is Rheem Tankless Water Heater Code 11. Error code 99 can indicate that there is a blocked flue fault that is causing the blower motor to be unable to vent. The most common cause of this problem is a build-up of soot or debris in the combustion chamber. Should you have a circulation pump installed, you can also turn that off or even remove it. If its incorrect, you should adjust it. Replace the panel cover. Also, turn the gas shut-off valve to stop the gas supply to the unit. 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. 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. Make sure that the fan motor is operating properly. However, these quick fixes will notalways fix your problem. Of course, dont hesitate to replace the blower motor if it gets broken. Check to make sure the gas is turned on at the water heater, gas meter or tank. From this chapter, you can learn about the most common error codes the tankless water heater shows. 10 Common Reasons. Some simple issues can result in the water flow being low and you should be able to solve them yourself. Reason: Current fault with the Blower Motor. Rheem tankless water heater starts malfunctioning over time. However, both codes would only be displayed on a condensing tankless water heater. Quantity Add To Cart. Simple. If that doesnt fix the problem, you may need to call a plumber to take a look at your water supply line.