Inspecting their condition and cleaning them will typically fix this error code. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. If there is enough current running, you may need to replace the burner assembly; otherwise, replace the PCB. 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. > Clean out the combustion chamber using an air compressor. Simple. First up, figure out the all responsive factors for the code and fix those. . Check the thermostat on the remote control; it might be set too low. Save my name, email, and website in this browser for the next time I comment. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. Rheem error code 65 means there is a problem with the water volume control. To reset the water heater, turn off the hot tap water and the unit itself. Next, check the resistance of the heat exchanger thermistor. You may need to replace the heat exchanger thermistor or PCB. The LED on the PCB is flashing. Ensure the unit is properly grounded and its wiring is in good condition. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Like other water heaters, the Rheem tankless water heater has a venting system. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. #3- Now, remove the monometer tube from the monometer and block the tube end with the finger until the reading reaches 00. Ensure minimum water flow and clean cold water inlet pipe and aerator screens. Phase #3: First up, remove the screws that keep the burner to the combustion chamber in place as you can see in the picture below. Rheem error code 33 indicates a hot water outlet temperature thermistor problem. Aside from the heat exchanger and venting issues, the defective Molex connection on the PCB is another root culprit behind the overheating film wrap at fault. Rheem Tankless Water Heater Error Code 61, 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. Water flow is below the minimum required. Now, you may ask- how can I determine whether the suspect is the remote control or its wiring? Check the vent terminal and exhaust venting and ensure nothing blocks the airflow near or around the unit. If the error code disappears, then the problem is within the venting. A temperature of 32F indicates a thermistor that does not make a good connection, and 199F indicates a direct short. Just follow the below few phases to clean the combustion chamber: if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'fireplacehubs_com-netboard-1','ezslot_22',116,'0','0'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-netboard-1-0');Phase #1: Start by unplugging the electrical cord from the power outlet or at the circuit breaker. The error code 12 on the Rheem tankless tells you there is no flame or flame detection problem in the unit. The neutralizer needs to be replaced soon. Rheem error code 13 indicates a problem with the flame rod, typically accompanied by poor or improper combustion and found on indoor units. Check if the water inlet filter or fixture aerator is clogged and unblock it if it is. See an examplehow to descale a Bosch tankless heater. Blow away dirt & dust from the chamber using the compressor. Fireplacehubs.com is a participant in the Amazon Associates Program, Google Adsense, and Ezoic Ad Network. Replace the PCB if the error code 82 persists. Ensure the flame rod and gas valves wiring are in good working condition, installed correctly, and receive enough voltage. If your Rheem displays an error code 66, confirm the unit receives enough water and all wiring connections are in good working condition and tight. Solution: If you cannot find the problem in the venting system, and cannot remove what is blocking the regular operation, call the service. If the gas valve was disconnected, reconnect it. If necessary, replace the remote control, remote control wiring, or the PCB. If not, you should replace the flow meter sensor or the flow control valve of your Rheem Tankless Water Heater. Replace the PCB or the gas inlet solenoid valve if needed. Can I Repair a Bulging Water Heater? Rheem error code 29 indicates that the outlet temperature is too low. Disconnect the vent structure from the unit. Ensure the unit is installed correctly, the hot and cold water lines are not mixed up, and there is enough water flow. Ensure the condensate line is installed correctly and is within specifications. Follow the same troubleshooting procedures outlined in error code 61. Replace the panel cover. On the other hand, if it gets cracked, we recommend you replace it with a new one. If the readings are okay, you may be dealing with a faulty PCB. Find DIP Switch #4 located at the top left hand side of PCB. Receiving error code 61 -Faulty Blower Motor. However, if it doesnt, you should measure the thermistors resistance, and the thermistor or the PCB may need to be replaced. The complete sensor is wrapped with black squiggly lines. I am glad to help. You should also measure the Molex connections resistance. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. Solution: Make sure that the gas shutoff valve provides enough gas to the main gas burner, and there is no obstacle. Excess Water Flow 2. Reset Your Tankless Water Heater FAQs: The PCB may need to be replaced if the sensor is working properly. The gas control assembly, the main burner, the flame rod electrodes, or the PCB may need to be replaced. Close the hot water tap and turn OFF the remote. Rheem Tankless Water Heater Code 14: Reasons & Solutions, Rheem Tankless Water Heater Code 13 [How To Fix], Basement Watchdog Battery Alarm Add Distilled Water, Basement Watchdog Battery Alarm [Corroded Terminals Or Bad Battery], Basement Watchdog Pump Was Activated Alarm. The burner assembly fires up only when you open the hot water tap. So, I highly recommend you to call a professional to handle this. I have just updated this article as per your request. If using propane gas, make sure that the propane tank has enough gas. If your Rheem tankless water heater displays an error code P1, the minimum water flow rate is insufficient for the main burner ignition. Founded by Hubert Miles, Certified Master Inspector. That means the flame sensor fails to detect any flame in the burner box. Foreign Materials In Combustion Components. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. If you dont get this reading, you should replace the heat exchanger thermistor. On the other hand, if the Molex connector is in its place, check the resistance of the connector. First off, make sure there is enough fuel in your gas tank. There is, most likely, a problem with the blower motor, flame rod, or exhaust venting. Several reasons are responsible for the heater to throw this error message. condition: new make / manufacturer: Rheem . However, the error code helps you troubleshoot the problem when scale buildup or malfunctions occur. The unit should work correctly if the water temperature is displayed in the maintenance information. Check if the maintenance information displays the hot water outlet temperatures. Check if the fan motor shaft moves freely and is not blocked or damaged. You may need to replace the thermistor or the PCB. Check if the maintenance information displays the ambient air temperature. You should consult with a licensed professional and check local permit requirements before starting any project. Rheem error code 11 can be caused by low gas pressure, faulty or improperly wired gas solenoid valve, and igniter. In this case, there are a few things that you need to check. If all seems good, the problem may be a faulty PCB. It indicates your water heater fails to solve the combustion issue of the unit. What does E4 mean on a Rheem tankless water heater? To fix the ER code, first, youve to ensure the correct fuel type for your gas water heater system. Error Code 14 Here is a list of common error codes for Rheem tankless residential water heaters. Lack of Ventilation In The Room 7. Remember, Rheem tankless models need routine maintenance to remain energy efficient. If the code persists, call a licensed contractor. Rheem error code 72 means the flame probes are detecting flames. Heat Exchanger Issue 03. You may need to replace the thermistor or the PCB. We also broke down what you should do if the capacitor gets faulty. Replacing the control board is the only solution to fix this water heater issue. To learn more about error code 14, read this in-depth guide. 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. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. Rheem error code 05 can be caused by blocked air ventilation and exhaust flue systems. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. Next, disconnect the wiring from the remote control and plug your water heater into an outlet. BRAND NEW, NEVER USED. If it doesn't, you may need to press the button . Its a device that transfers heat from one source to another. We will assume that the licensed plumber/installer professionally installed your Rheem tankless water heater. * All pros listed are independent dealer-owned . If its incorrect, you should adjust it. 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. Make the switch to sustainable living and harness the power of the sun! Call the technician. Rheem error code 99 can mean abnormal combustion caused by a blocked or obstructed fan, heat exchanger, air intake, faulty combustion air sensor, or exhaust venting. Rheem error code 79 can be caused by condensation or moisture accumulation over the fan motor or damaged or loose wiring. Thats all from us here about Rheem tankless water heater code 14. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. Make sure to check all four sensors. Now vacuum out the entire inside area and remove all the dirt and debris. If your Rheem displays an error code 51, ensure the gas valve wiring is in good working condition and installed correctly. Rheem error code 35 indicates a problem with the connections of one or several thermistors. > Ensure the correct type of fuel for your tankless according to the manual recommendation. Examine the blower motor: Look for blockages or broken parts. According to Rheem, the error code 10 will pop up when the fan motor fails to create sufficient ventilation. Manage Settings Turn the power back on and test the water heater. Available in both indoor and outdoor models, Rheem high-efficiency condensing tankless gas water heaters are loaded with features to help you save money and reduce water waste. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. I started HomeInspectionInsider.com to help people better understand the home inspection process and answer questions about homeownership and home maintenance. We recommend you check out this in-depth guideline on Rheem Tankless Water Heater Code 11. 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. Your water heater will flash this error message on the control panel due to: Firstly, determine whether there is a problem with the remote control wiring or the remote control itself. e. Then, inspect the gas solenoid valves and make sure they work properly. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. A bad safety circuit or a gas problem might also be to blame, so calling a professional may be the best decision. On the other hand, you should get a neutralizer kit and install it on your water heater if the neutralizer drainage fails. Then as diagnostic information, the control panel or remote controller displays code 12. > Inspect the Molex connections at the PCB. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. Rheem Electric Tankless Water Heater Error Code E5, 05. If the maintenance information does not indicate the water being too hot, check the hot outlet thermistors resistance readings. Check the heat exchanger for scale buildup. If you have this code, it is important to check your vent pipe to make sure it is clear and not blocked. Resetting your tankless water heater will help you clear the error code from the control panel. Rheem error code 79 means there is a problem with the current of the fan motor. Error Code 05 Excessive wear and tear may cause damage to the igniter wiring. And these ultra low NOx tankless solutions are up to 96% efficient . To troubleshoot Rheem error code 61, check the motors wiring condition and the Molex connections at the PCB. Why is Your Water Heater Leaking From Overflow Pipe? We also break down how to clear those error codes from the display. If the remote works, the problem is with the cable, and if it doesnt, with the remote control itself. If it does, the unit should be working properly and restarting. 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. Rheem Tankless Water Heater Error Code 10, 06. On some Rheem units, error code 29 can indicate a clogged neutralizer. Rheem error code 38 indicates a problem with the oxygen depletion sensor. Cracked or broken heat exchangers, using improper fuel type, and clogged venting systems are the reasons behind an overheated heat exchanger. Ensure the connections to the circuit board are secure. Blocked Water Inlet Filter 3. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. The error code 61 popping up on the LED display represents a faulty blower motor. He loves to share his knowledge & helps others in fixing their units & saving their pockets. > Inspect the exhaust pipes for any clogs. We hope this list helps you troubleshoot your Rheem tankless water heater and obtain a steady flow of hot water again. If the unit does not work after resetting it using the Min and Max buttons, you may be dealing with a faulty PCB. See how to troubleshoot the flame failure, not enough, no hot water . Cracked or broken heat exchanger. If it gets broken, cracked, or covered by dirt buildup, it will get too hot and throw the error message 14. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. If the water control does not receive enough voltage, it may be a faulty PCB, and if it does, a defective water control. 11kW Model Flow Rate: up to 2.68 GPM. . The Rheem error code 31 can be caused by scale buildup on the inlet water supply filter or any thermistors, damaged or bad wiring, and short circuits. Lastly, ensure the igniter wire harness is intact. 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. An example of data being processed may be a unique identifier stored in a cookie. Relevant: Rheem Tankless Water Heater Error Codes. Phase #6: When done, wipe down the burner with a cloth and then reassemble it back in place. Clogged Aerators 2. To fix the Rheem error code IL, drain and flush the heat exchanger as recommended in your owners manual, which Rheem has provided. #5- Keep holding it until S_P pops up. If the water heater has the mixing valve installed and does not operate properly, it must be replaced. If the readings are not right, replace the thermistor; if they are within specs, you may have to replace the PCB. Remove and clean any buildups and blockage in the condensate drain system. Ultimately, you will get the error code 14 on the display. If the water doesnt flow, we recommend you increase the flow rate. DO NOT alter any other DIP Switch. Apart from these, defective combustion systems, problems with the main burner or pilot, and faulty motor are other culprits responsible for throwing this error code. It backs to the heater and leads to the heat exchanger getting too hot. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. Rheem Tankless on demand NATURAL GAS Water heater ( NOT PROPANE). Replace the bad PCB. If yes, secure the connection and restart the unit. When that happens, all you need to do is know what each error code means so that you can take the appropriate steps to rectify the situation. Corrosion or Scale Deposit On Heat Exchanger FAQs: What are the most common problems with tankless water heaters? Undersized Tankless Water Heater 7. Blocked venting> Inspect the exhaust pipes for any clogs.> Clean out the venting using a vacuum cleaner. Rheem error code 82 means there is a problem with the PCB programming. Ensure there are no loose connections. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. But before that, dont forget to inspect the combustion chamber as well. Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. Inspect the condition of the flame rod and blower motor, the air intake, and exhaust vents. Were always here for you. The average water heater flood claim is $4,440 1. To fix this error, replace the neutralizer. So, follow the troubleshooting steps we mentioned to clear the error message. The repair guide provides info on how to deal with the heating problems. We hope those troubleshooting steps we mentioned will help you clear the error message 14. Now if any of the Molex connectors get loosened and detached from the PCB, it leads to the wrap sensor failure. There are certain steps you can take which include checking the high and low fire manifold pressures and that the right type of gas is used. To check the remote control, unplug your water heater from electricity and pull out its cover. This is usually located near the control panel. My Water Heater Smells Like Gas - What to Do? Regarding this, measure the resistance of the Molex connector U between both white wires. Check your units troubleshooting manual for more model-specific information. Step #3: First off, check to see whether the Molex connector at location U get detached or loosened. Begin with slowing down the flow rate of your water heater. You can find more information in the user manual. Here you need to press and hold the top and third buttons from the top. You may have to replace the PCB if the readings are within specs. Ensure the MIC-180 and the EZLink are installed and set up correctly. 13kW Model Flow Rate: up to 3.17 GPM. Also, inspect the flame rod electrodes and clean them. Rheem error code 61 means there is a problem with the combustion fan. Error Code 14 An overheat wrap fault. See our article Why is My Tankless Water Heater Beeping? It will be better if you install the heat tape close to the exit to the main drain to get the best output. And thank you for mentioning your issues. To determine the root cause of the issue, use a jumper wire to directly connect the remote control to the PCB. Anyway, we have explored each of the troubleshoots in detail throughout our guide. Rheem tankless water heater code 14 is the error indication of an activated overheated film wrap sensor. Begin with cleaning the air inlet filter. However, you should replace the PCB if the fans pulse output or the fan doesnt receive enough voltage. Troubleshooting error code 51 involves turning the unit off and on two times at 10-second intervals and inspecting the view window for any signs of a remaining flame. Is a bulging water heater dangerous and should it be replaced? Solution: You must descale the water heater. If you find any blockage, run a plumbing snake to get rid of the clog. That includeselectricity, natural gas, and propane. Our comprehensive Rheem Water Heater Troubleshooting guide will explain common is. Rheem Tankless Water Heater Code E5 [7 Easy Fixes] 1. Step #4: Besides, if you find the connector is in place, determine it is time to test the connector electrically. Cause: The water heater and its burner doesn't get enough gas. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. Nonetheless, freezing weather can also block up the neutralizer drainage system. Check the wiring, the Molex connections, and ensure no scale buildups or debris. . Error code 14 on the Rheem tankless water heater is mainly related to theOverheat Film Wrap. d. Remove outlet pipe bracket and ceramic heater plug. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. Still, if you want to know more, do let us know through comments. Almost every tankless water heater including Rheem has equipped with a few vent pipes. This article will cover the reasons why that pesky error code keeps showing up when you try to heat water and how to get rid of it. 13 Common Rheem Tankless Water Heater Error Codes, 01. Cause: The gas shutoff valve is not open completely. All Plumbers are screened, licensed, and insured. 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