Turn off the power to the unit at the breaker box. Ensure the connections to the circuit board are secure. Then, locate the two terminals connected with the remote control. If fault re-occurs book service call. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. From this chapter, you can learn about the most common error codes the tankless water heater shows. Rheem Tankless Water Heater Error Code 61, Troubleshooting Tankless Water Heater Error Codes, Rheem Tankless Water Heater error code 13, Rheem Tankless Water Heater Troubleshooting Manual [Complete Guide], Bosch Tankless Water Heater Troubleshooting [A Complete Guide], Bosch Tankless Water Heater Error Codes [Ultimate Guide], Bosch Tankless Water Heater Wont Ignite [7 Easy Solutions]. Learn how to inspect and replace a water heater dip tube and solve the problems related to not enough hot water or sediment buildup. Secondly, inspect the exhaust vent or air intake pipe for a clog. Next, access maintenance information to determine the flow rate. Heres how to do it: This should allow the device to fully reset itself, and you might find the error code has magically disappeared. What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? Tank sizes range from 15 gallons to 105 gallons to fit any household need. A false flame being detected may also necessitate a service call, yet there are certain steps to take first. There are further elements that you can check including that the inlet water supply filter is clean. Error Code 11indicates an ignition failure. Unfortunately, many things can cause an ignition failure. Afterward, take out these two screws from the top of the computer board. Quantity Add To Cart. To reset the water heater, turn off the hot tap water and the unit itself. See the symptoms of How to fix water hammer problem in pipes. You can also check that the ohms are correct though your sensor may need to be replaced. Check the air filter. Tilt down the computer board, which will reveal the blower motor. We also break down how to clear those error codes from the display. If the issue persists, it could be due to a clogged filter or sediment buildup in the unit. If you need to reset the code on your Rheem tankless water heater, follow these steps: We turn unit off for 5 minutes and then turn back on each time C7 appears. This may also be the ideal time to perform a bleed-over which requires the cold water supply valve to the water heater to be turned off. Understanding the symptoms to look for will make it easier to fix the error. That being said, customers have reported a much higher frequency of certain codes, which well cover here. Err04 - Receiving signal from switch, but at incorrect time. To clear this fault, you will need a pump and two hoses. 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. Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. 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 water heater has the mixing valve installed and does not operate properly, it must be replaced. See if there is anything blocking the air vent on the device. When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. Remove the access panel from the front of the unit. Close the hot water tap and turn OFF the remote. In rare cases, Rheem tankless water heater code 76 may indicate a problem with the filter capacitor. Often, resetting the gas water heater allows the device to calibrate itself properly, and then the problem will fix itself. But this task requires a lot of elbow grease. Knowing that the ignition has failed is straightforward enough yet finding out why can prove difficult. Begin with slowing down the flow rate of your water heater. Part # 683034. Doing this will ensure that theres enough oxygen for proper combustion. Also, check that the vent terminal was installed properly on the device. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. The most typical problem with a water heater tends to be a water leak which can be common due to how many components come in contact with water. Otherwise, you should replace the water flow sensor. 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 top-selling product within Rheem Tankless Water Heaters is the Rheem Performance Platinum 11 GPM Natural Gas High Efficiency Indoor Recirculating Tankless Water Heater. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. 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. [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). The fan motor should also have the right voltage and may be water damaged due to condensation. The venting should also be adequately sealed and you may want it inspected by an expert. Open the hot water faucets in your home and if there is a steady flow of water from those faucets then you may have a bleed-over problem which would require a service call. on: function(evt, cb) { 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. You can find a full list of error codes here. 10 Best Tankless Water Heaters. . Then, reset the Rheem tankless water heater again. The thermistor should also be free of any limescale build-up and may require a clean. See whether its correctly installed and whether its functioning properly. Consequently, this affects the communication between your remote control and the water heater. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. If the unit comes on, the wiring of your remote control is at fault. You should consult with a licensed professional and check local permit requirements before starting any project. One such problem is the H103 error code. Finally, ensure the Molex connector is in good condition. Make sure that the fan motor is operating properly. Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. Check both of these things and make sure they are clear before resetting the unit again. Similarly to error code 51, you may want to check that the terminals on the gas solenoid valve wiring harness are not loose or damaged. The inlet fuses to the power supply should also be in working order and ensure that the hot and cold water lines are not crossed following the installation. If you have a Rheem tankless water heater, you may have received a code 76 error. These two, if work out of order, can cause improper combustion inside the machine. So, lets get started right here. If you get the voltage reading, take another measurement at connector B between the White#2 and White#8 wires. Dont forget to release the blockage if needed. In that article, we described everything that causes your water heater to trigger the error message 12. The most common cause of this problem is a build-up of soot or debris in the combustion chamber. Check for an operational igniter and for any damage to the igniter wiring harness. If that doesnt fix the problem, you may need to call a plumber to take a look at your water supply line. Thanks.Rheem Model RTG 84DVLP. } However, there is also another meaning of the error code 29. The neutralizer may need to be replaced and if it does then error codes 92 and 93 may be set off. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. Never had a problem or leak. Below, well explain how to read codes on your gas heater and what you should do to rectify the situation. However, before you do that, confirm that the blower motor is turning freely as it may still operate with a small restriction. Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. Consult the guide and see whether you have a grasp on the problem indicated by the code. 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. [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). There are over 30 codes possible on Rheem devices. And lastly, check out the burner manifold pressure. If your Rheem tankless water heater is displaying the P1 code, it means that the unit is not receiving enough power. local codes.The water heater requires 120 VAC/60Hz Visit Document . Please visit our Shutoff Troubleshooting . Any help you could provide or resource you can point me to would be greatly appreciated. The minimum temperature for most tankless units is around 55 degrees Fahrenheit. There are a few things that could be causing this problem. If the problem persists, call a qualified technician for service. This code indicates that the water heater is not able to properly heat the water. If there are none, check the exhaust and inlet flue for any blockages. Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. Whichever issue it is, your unit will likely still be operating and you can solve the error yourself. A new remote control should facilitate communication and solve the Rheem code 76 error. They are dirty or defective flame rods, faulty ODS thermocouples, and incorrect burner manifold pressure. The first thing you should check is the water pressure coming into your home. Quick View. Your Rheem Water Heater will pop up this warning message due to the following reasons: Addressing and fixing those issues we mentioned will help you eliminate the error code from the display of the unit. Your email address will not be published. The button must be held down for 3 full seconds in order for the reset to occur properly. If you dont get this reading, you must replace the PCB. If it doesnt erase the error message, fix the issues that cause the heater to pop up the error code. So, follow the troubleshooting steps we mentioned to clear the error message. However, these quick fixes will notalways fix your problem. This code indicates that the unit is not getting enough water flow. If the water doesnt flow, we recommend you increase the flow rate. 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. You should also check that the fan motor looks to be working properly. Ignition failure at start up. 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. First off, make sure there is enough fuel in your gas tank. This number indicates the you are dealing with. Also, make sure that there are no plumbing or technical problems such as crossovers. 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. Check out advanced features for eco-friendly and cost-effective water heating. Top 661 Rheem Reviews Write A Review If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. Understanding Noritz error codes and troubleshooting Noritz water heaters. You can use 100-grit sandpaper to remove the carbon buildup from the flame rods. The vent exhaust can be a little more complicated to solve though you should start by simply checking and removing any obstructions to the exhaust vent. Call the technician because the water heater is overheating. It will be best to check the manual and use the fuel type recommended by the manufacturer. Loose remote control wiring or the remote control itself gets defective. Water flow is too low, or the shutoff valve is not fully open. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. You may also want to ensure that the altitude settings are correct for your location. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. When this error code will pop up, understand there is no ignition on your tankless water heater. Resetting your tankless water heater will help you clear the error code from the control panel. The circuit breaker for the unit may have tripped. Rheem offers several water heating solutions, and this article will focus on its line of tankless water heaters. The minimum flow rate should also be met to make sure that the tankless water heater fires. Cycle your water heater two times by turning off- then turn on- at 10 seconds intervals. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. This can be caused by a number of things, including a clogged filter or a problem with the water supply line. On the other hand, if you can't turn on the unit, we bet the remote control gets defective. Pipe dope may also cause a blockage inside the water flow control turbine. Troubleshooting John Wood tankless water heaters. Error Code E1: This code indicates that there is insufficient water flow to the unit. If its empty, dont forget to fill it with gas. Error code 35 should require you to inspect each of the thermistor connections to the control board as they should all be securely connected. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. Finally, check for blockages in the inlet filter and combustion fan. The Richmond Marathon water heater offers a LIFETIME warranty. 3. 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. Try resetting the device, and if that doesnt fix the issue, its best to have a professional address the situation. A communication error with the remote control can result in error code 76. 4. } Shut off the water heater by unplugging it, Open the end caps on the valves and attach the hoses to them, Fill a bucket with water and add vinegar to it. See how to troubleshoot the flame failure, not enough, no hot water . After that, connect the water heater directly to an electrical output source and test a hot water source like a shower. No spam, we promise. Now, try to turn on your water heater using the remote control. Reason: Air Intake Filter Switch Malfunction. Take a look at the combustion chamber. When I can see a flame but the code displayed is Code 10, the problem is that the flame sensor is malfunctioning. Reading through Rheemserror code guide, youll notice the description for each error code is quite specific. 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. Begin with slowing down the flow rate of your water heater. Thats all there is to it! 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. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. Troubleshooting for a switch malfunction could mean turning it off and on again by forcing a reset on the control board, all you need to do for that is press the MIN and MAX button. The voltage should be 8 to 16 VDC. Next, check the resistance of the heat exchanger thermistor. Also, turn the gas shut-off valve to stop the gas supply to the unit. Lastly, check the fan motor for proper operation. Clogged condensate neutralizer. Check the thermostat on the remote control; it might be set too low. Join our exclusive 2,500+ email list to get tailored advice, product roundups, and be the first to see our new content. And thank you for mentioning your issues. There could also be a problem with the outlet thermistor which is the outgoing water temperature sensor. 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. A flame failure is a little different from a failure to ignite and will likely require a specialist to take a look. 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. The alarm sounds every 60 seconds when the tap is open. What Size Heat Pump Do I Need for 2000sq ft Home. 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. If you have a Rheem tankless water heater, you may be wondering what all the codes on the control panel mean. The inlet water pressure may be too low. Takagi T-K-Jr2-IN-LP Indoor; Rinnai RL94iP HE+ Tankless Hot Water Heater; Rheem RTGH - 95XLP Prestige Propane Outdoor Whole House; Camplux 5L 1.32 GPM Outdoor Portable; Eccotemp Fv112-LP Liquid Propane; TAKAGI TH30SLP; Rinnai RUC98iP Ultra Series; Rheem RTG-64XLP 6.4 GPM Low NOx; Eccotemp L10 2.6 GPM water heater E5 on a Rheem Tankless Water Heater means there is a high flow rate. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. With a full line of Rheem . It may be the case that both the fan motor and the control board need to be replaced. If you need to reset the code on your Rheem tankless water heater, follow these steps: 1. Call the service if none of the steps taken above works. Then, turn on the water heater again, which will reset the heater. Among the common error codes is code 76, a sign of a problem with your water heater. 12. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. Should the heat exchanger keep a temperature of 207 F for a period of longer than 15 seconds then error code 15 may occur. Start with inspecting the remote control. Rheem tankless water heater error codes result from defects. This is another fault that you may want to check with a professional. Every water heater venting system uses a duct or pipe. So, keep reading. Check the air intake and exhaust venting. Like other water heaters, the Rheem tankless water heater has a venting system. Next, check the igniter to see if it needs to be replaced. 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. 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. Besides, faulty water control assembly is another reason responsible for flashing the error code 65. Before you do ask for extra help, find out what the error code means and you may be able to solve it without making a service call. Now, you may ask- how can I determine whether the suspect is the remote control or its wiring? Check the venting on the device for any blockage and clear as necessary. Code 11 means that the ignition system has failed. If you have a tankless water heater, you may occasionally see an error code displayed on the unit. We will assume that the licensed plumber/installer professionally installed your Rheem tankless water heater. 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. On the other hand, if you have a direct connect, go to the circuit breaker and flip it down. As a concerned Rheem tankless water heater user, you may want to know what causes this error code and how to fix it. If that does not work then you could confirm that the tankless unit is correctly grounded. Reason: Remote Control Communication Fault. I guess the PA error code is a air conditioner related fault code. Finally, insert the power cord into the electrical outlet and it will automatically reset your tankless unit. 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. Then, inspect the heat exchanger fins for a clog and release the buildup. You could also check the outlet thermistor, heat exchanger thermistor, and the gas valve are all in good working order. 3. A list of AO Smith tankless error codes for easy and inexpensive troubleshooting. Otherwise, you should replace the remote control with a new one. You could ohm out all the solenoid valves, inspect the flame rods for the correct voltage, or even replace the gas control valve altogether. A similar problem can be the outlet water temperature being beyond the remote thermostat setting. Before you try anything else, reset your Rheem water heater. Try connecting the remote control to the remote connection directly which is at the bottom of the water heater, though the cable may be the problem and could be replaced. . Solution: You must descale the water heater. Also how to clean the inlet water filter. Check to see that nothing is blocking the flue inlet exhaust or fan. Remove the access panel from the front of the unit. Ill also cover how to fix each problem to restore your heaters normalcy. Installing the kit on the water heater, will treat the condensate properly for safe disposal into the drain. I have noticed that this problem occurs when the flame rods are dirty and needs to be cleaned. 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. A false flame can be attributed to the flame rod (or rods) touching the flame whenever the unit fires. After you see a code on a tankless water heater, a common first step is to reset the device. In plain words, the water heater error code 13 stands for a defective combustion system. The Rheem tankless water heater code 76 may be caused by a defective remote control, faulty remote control wiring, or a faulty filter capacity. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. To resolve this false flame issue, start by resetting the unit. Rheem Water Heater Blinking White Light. Save my name, email, and website in this browser for the next time I comment. We and our partners use cookies to Store and/or access information on a device. Another fault could occur with your ambient thermistor which is the combustion air temperature sensor. You can confirm if the filters capacitor is at fault by checking the water heaters control board. Please select accurately so we can provide you with the best service providers in your immediate vicinity. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Increase the flow. Error Code E2: This code means that the temperature of the incoming water is too low.
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