A temperature of 32F means the thermistor that does not make a good connection, and 199F means a direct short. Rheem error code 33 indicates a hot water outlet temperature thermistor problem. It means the desired water volume is too high that exceeds your desired preset temperature. Cookie Duration Description; cookielawinfo-checkbox-analytics: 11 months: This cookie is set by GDPR Cookie Consent plugin. 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. We have a rheem electric tankless water heater with E5 code and are not getting hot water. It will alert you that your water heater requires service or that there are damaged or broken components you need to repair or replace. } Also, this warning message indicates that the unit has detected a false flame. Close hot tap, cycle power on and off at GPO and open hot tap again. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. } If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. Remove and clean any buildups and blockage in the condensate drain system. Before you try anything else, reset your Rheem water heater. window.mc4wp.listeners.push( These issues can include water leaks, that it runs out of hot water quickly, and suffers from an inconsistent water temperature. Rheem error code P1 means the water flow rates have fallen below 0.66 GPM for more than 5 seconds. 2. Checking the main burner and cleaning it will also worth it. Often, resetting the gas water heater allows the device to calibrate itself properly, and then the problem will fix itself. If you dont get this reading, you must replace the PCB. There is an issue with the outlet thermistor. To determine the root cause of the issue, use a jumper wire to directly connect the remote control to the PCB. During the troubleshooting, you can remove the vent structure from the unit and start it. If your water heater is old then you may want to pay more attention to the warning signs that it may be failing. Cause: The gas shutoff valve is not open completely. The error code 61 popping up on the LED display represents a faulty blower motor. Unless you have an in-depth knowledge of water heaters, youre best to not risk making the situation worse. The Rheem error code 14 can be caused by using the wrong type of gas, blocked or obstructed airflow, vent terminals and exhaust vents, and faulty or a damaged heat exchanger. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. 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? ). Follow the same troubleshooting procedures outlined in error code 61. 2. Rheem tankless water heaters provide water on demand. Then, locate the two terminals connected with the remote control. Begin with cleaning the air inlet filter. Hi Scott. Touching any wires while the power is on can cause an electric shock. While troubleshooting, Rheem error code 65, confirm the unit receives enough water and all wiring connections are in good working condition and tight. Sensible Digs is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. An error code E4 on your Rheem Tankless Water Heater indicates that the flow meter sensor gets faulty. In that article, we described everything that causes your water heater to trigger the error message 12. If the unit does not work after resetting it using the Min and Max buttons, you may be dealing with a faulty PCB. Rheem tankless water heaters provide water on demand. 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. If the unit reaches 230F, however, it will again display an error code 15, shut down, but not start automatically on its own. Then, remove the front access panel. LPG users check Propane bottle level. If you fail to start the water heater after replacing the remote control or its wiring, we are 100% sure the culprit is the PCB or control board. If all seems good, the problem may be a faulty PCB. 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. We broke down everything that will help eliminate the error message from the control panel. 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. See if the fins on the heat exchanger are dirty and clean as necessary. One common problem with Rheem tankless water heaters is not getting any hot water while showering. In this guide, we will describe the common error codes this tankless water heater displays. Rheem error code 15 means the heat exchanger is overheating. Rheem error code 03 is found on units with MIC-180 or EZLink. The gas control assembly, the main burner, the flame rod electrodes, or the PCB may need to be replaced. According to Rheem, the error code 10 will pop up when the fan motor fails to create sufficient ventilation. E5 on a Rheem Tankless Water Heater means there is a high flow rate. Before doing so, remember to remove the Molex from the CB. You can find a full list of error codes here. 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. Comprehensive step-by-step guide: How to install a hybrid water heater with essential tips and expert guidance for a successful installation. Besides, faulty water control assembly is another reason responsible for flashing the error code 65. Find the most common problems and see how to fix issues. It may be the case that both the fan motor and the control board need to be replaced. Troubleshooting John Wood tankless water heaters. 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. Check the heat exchanger for scale buildup. Those error codes dont only help you understand the actual problem with the unit but also make it a breeze to fix them. Clean the inlet filter if necessary. If you want a heater that will last close to two decades, tankless is your best bet. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Check the air inlet filter, clean it, and ensure the vent pipes are connected correctly. If its empty, dont forget to fill it with gas. Error code 65 may necessitate calling out a specialist yet you can check for a fault yourself. Begin with slowing down the flow rate of your water heater. Rheem water heater flashing red light 2 times. Just release blockage from those components to get the ODS thermocouple back in the working condition. E4 on your Rheem tankless water heater indicates an issue with the flow meter sensor. It will usually be red or black, and may be labeled "reset.". There are further elements that you can check including that the inlet water supply filter is clean. 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. Damaged Igniter Wire Harness 04. To troubleshoot Rheem error code 24, switch off the unit and check if it works with the disconnected remote control. If your Rheem displays an error code 51, ensure the gas valve wiring is in good working condition and installed correctly. Remember that depending on your altitude, or for every 3,280 feet, a different programming chip is used, and indoor and outdoor models use different chips. Both error codes 80 and 81 suggest a problem with the gas cut-off valve. The flame rod wire should be connected and it should be free of any carbon build-up. Replace the PCB or fan if necessary. If the maintenance information does not indicate the water being too hot, check the hot outlet thermistors resistance readings. However, if there is no information, measure the resistance to the heat exchanger thermistor. Check the thermostat on the remote control; it might be set too low. If needed, clean the inside of this motor. })(); Anthony Barnes is the founder of Water Heater Hub and a second-generation plumber by profession. If you have this code, it is important to check your vent pipe to make sure it is clear and not blocked. it comes to homes, an issue that frequently arises is that the unit that is installed is not of the appropriate size for the households requirements. Why Your Tankless Heater Requires a Reset. To fix the Rheem error code IL, drain and flush the heat exchanger as recommended in your owners manual, which Rheem has provided. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. Water flow is below the minimum required. This is largely because the Rheem tankless water heater is not specially designed for continuous running along with a circulation system. Afterward, take out these two screws from the top of the computer board. Reason: Remote Control Communication Fault. Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. If the readings are not right, replace the thermistor; if they are within specs, you may have to replace the PCB. The reset button can be found on most Rheem water heaters either immediately on top of the limit switch, which is positioned next to the thermostat, or it can be found nearby. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. 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? How to troubleshoot Rheem tankless water heaters by using the service error codes chart. However, these quick fixes will notalways fix your problem. If you need to reset the code on your Rheem tankless water heater, follow these steps: 1. In this article, we will look at the main Rheem error codes, what they mean, and how you can address them. In other words, youll need a very in-depth knowledge of these devices to understand each error code and an even more in-depth knowledge to solve it. Follow the same troubleshooting steps and procedures as in error code 51. Take the time to remove any obstructions from the venting as well as where the vent terminates outside. Rheem Tankless Water Heater Error Code 61, Takagi Water Heater Error Codes [Ultimate Guide], Rheem Tankless Water Heater error code 13, Rheem Tankless Water Heater Troubleshooting Manual [Complete Guide], Basement Watchdog Battery Alarm Add Distilled Water, Basement Watchdog Battery Alarm [Corroded Terminals Or Bad Battery], Basement Watchdog Pump Was Activated Alarm, Loose remote control wiring or the remote control itself gets defective. In this case, you must replace the gas control assembly. Watch the following tutorial to learn how to replace the water flow sensor. Ensure the connections to the circuit board are secure. Below, we will show you how to fix those issues to clear away the error message. Did not see that error code here. During winter & freezing days, we recommend you insulate the drainpipe by using a heat tape. Error code 99 can indicate that there is a blocked flue fault that is causing the blower motor to be unable to vent. Also, check that the vent terminal was installed properly on the device. Tankless models need routine maintenance to ensure they remain energy efficient. In some cases, the error comes up when the water heater has a water flow rate that's too high. Why Do You Feel Sticky After Swimming? Use the error code guideline below to identify the problem, or. There could be another issue with the heating elements. Ensure that the altitude is set correctly for your particular needs and the vents meet the necessary size requirements for safe operation and use. Look here. Switch off the unit from the control panel. Get FREE quotes from licensed Plumbers in your area today. Check the gas pressure; it might be too low, or the gas valve is not fully open. Check if the water inlet filter or fixture aerator is clogged and unblock it if it is. Water flow is too low, or the shutoff valve is not fully open. Inspect the gas valve wiring harnesses for loose or damaged terminals2. 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. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. If you dont know how to detect the source of the problem, you can read this guide. Error code 35 should require you to inspect each of the thermistor connections to the control board as they should all be securely connected. Heres what you can do: Code 12 signifies that the water heater does not detect a flame. Check if the maintenance information displays the heat exchangers temperature. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. Moisture can also build up in the water heater and the unit will also be connected to the plumbing system. 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. Should you have a circulation pump installed, you can also turn that off or even remove it. I guess the PA error code is a air conditioner related fault code. There are many error codes on a Rheem tankless water heater (see also Rheem Water Heater LeakingWhat To Do?) and their reasons differ vastly. Receiving error code 61 -Faulty Blower Motor. There is a wide variety of potential causes for the problem, including faults with the supply of gas and electricity, or failure to regulate temperature. What I recommend to you first is to clean the blower motor and its housing. Then, inspect the gas solenoid valves and make sure they work properly. Rheem error codes 92 and 93 are typically found on condensing units. WaterHeater HUB 2021 - All Rights Reserved. There may also be blockages in the heat exchanger which should be removed. If it does, the unit should be working properly and restarting. If the unit doesnt start after disconnecting the remote, its PCB may need to be replaced. The burner assembly fires up only when you open the hot water tap. Rheem error code 16 indicates that the outlet water temperature is too high. Rheem error code 72 means the flame probes are detecting flames. 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. Thankfully, Rheem has incorporated an in-depth error code system, with each code corresponding to a specific problem with the heater. Some simple issues can result in the water flow being low and you should be able to solve them yourself. This number indicates the you are dealing with. Required fields are marked *. If you encounter an code, it will be displayed on your Rheems digital thermostat display. } Turn off the power to the unit at the breaker box. If the error code persists, contact a licensed technician. We earn a commission if you purchase at no additional cost to you. However, the error code helps you troubleshoot the problem when scale buildup or malfunctions occur. Check that the vents are connected properly with no obstructions, the correct materials should have been used for the installation. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. No spam, we promise. Locate the thermostat dial. So, lets get started right here. However, there is also another meaning of the error code 29. If you do not feel comfortable performing this yourself then you can contact a professional to do it for you. However, both codes would only be displayed on a condensing tankless water heater. For instance, the exhaust cannot be recirculated back into the units fresh air intake. Replace the water control assembly or the PCB if necessary. Its recommended that you refrain from using the water heater until the issue with the blinking lights has been resolved. This is a complete guide on Rheem Water Heater Blinking Light Codes. If the error code disappears, then the problem is within the venting. Call the service if none of the steps taken above works. If your Rheem tankless water heater displays an error code P1, the minimum water flow rate is insufficient for the main burner ignition. Rheem error code 11 indicates that the ignition has failed. To fix the Rheem error code 71, ensure the gas inlet solenoid valve is installed correctly and its wiring harness is tight and not damaged. See whether its correctly installed and whether its functioning properly. But like any other piece of technology, they develop faults. 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). Rheem error code 66 indicates a problem with the water bypass control. 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. 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. Check the igniter itself to ensure it is working, including how it was wired to the device. Rheem error code 51 indicates a problem with the gas inlet solenoid valve. Typical Gallons Per Minute. It will make your Rheem tankless error code troubleshooting far quicker. Check the heat exchanger air inlet and perform regular maintenance to flush the unit with scale buildup. Ensure the condensate flow is free of dirt, debris, and buildups. It indicates a neutralizer drainage failure. For the air intake, remove then clean the air inlet filter and clean both the heat exchanger fins and the combustion air fan. After 10 seconds, plug it back in. Rheem error code 24 indicates a problem with an operational switch. 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. Where You Can Find Current Information For Your Rheem Tankless Water Heater. 10 Common Reasons. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. To reset the water heater, turn off the hot tap water and the unit itself. Ignition failure at start up. Ensure the unit is installed correctly, the hot and cold water lines are not mixed up, and there is enough water flow. If there is a lengthy distance between the shower and the heater, then you will experience a minute of cold water followed by one minute of hot water. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. The heat exchanger may also be suffering from separations or cracks. And lastly, check out the burner manifold pressure. If the water doesnt flow, we recommend you increase the flow rate. The error code c7 stands for a defective communication between the remote control and the tankless unit. It represents a water protection fault at the indoor unit. Rheem error code 32 means there is a problem with the heat exchanger thermistor. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. Rheem error code 05 means there is a problem with the combustion. So, keep reading. But this task requires a lot of elbow grease. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Afterward, measure the voltage of the wiring between the water control and the connector B. Its about a year old and - Answered by a verified HVAC Technician We use cookies to give you the best possible experience on our website. For this reason, you are best to check the owners manual for your device for an accurate, up-to-date list of codes. If you meet the gas supply and installation requirements, check the following: If there are no issues with the wiring and readings are normal: If you find that your tankless heater often requires a reset, it might be that its overloaded. Locate the reset button inside the control panel. Replace the water control assembly or the PCB if necessary. Remove any blockage you see. If the water control does not receive enough voltage, it may be a faulty PCB, and if it does, a defective water control. It will be best to check the manual and use the fuel type recommended by the manufacturer. As a retired plumber, Peter now spends his time teaching others how they can fix leaks, replace faucets, and make home improvements on a budget. Get DIY installation tips and troubleshoot common problems. First off, make sure there is enough fuel in your gas tank. Then, turn on the water heater again, which will reset the heater. 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. 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. I am glad to help. From this chapter, you can learn about the most common error codes the tankless water heater shows. The unit should work correctly if the water temperature is displayed in the maintenance information. Rheem error code 38 indicates a problem with the oxygen depletion sensor. You may need to replace the thermistor or the PCB. If your Rheem displays error code 38, light the burner for a few minutes and measure the sensors current readings. bellamy creek correctional facility mailing address, celebrities at wimbledon men's final,
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