#2- Turn on the water valve and open all the hot water faucets to create the hot water demand. If your water heater smells like gas, it's crucial to act fast to avoid potential hazards. Increase the temperature on the remote if it is set too low. 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. In contrast, if the resistance of the Molex connector is ok, we bet the PCB gets defective. If it doesn't, you may need to press the button . On top of this, you must ensure the drain will not allow backflow. However, if it isnt, check the resistance readings of the heat exchanger. Incorrect Gas Pressure 3. ON/OFF Dial Control with adjustable digital temperature display. Contractor or business name who did the installation and service. Check the vent terminal and exhaust venting. Remove the cover panel and set it aside. The complete sensor is wrapped with black squiggly lines. I guess the PA error code is a air conditioner related fault code. Otherwise, use the LP gas to power your water heater. Posted 2023-04-14 17:56 Contact Information: print. If the unit doesnt start after disconnecting the remote, its PCB may need to be replaced. Reset the unit using the Min/Max switches on the PCB. Step #5: Remove all Molex from the connector. Increase the flow. The consent submitted will only be used for data processing originating from this website. You may need to replace the thermistor or the PCB. Receiving error code 61 -Faulty Blower Motor. An error code E4 on your Rheem Tankless Water Heater indicates that the flow meter sensor gets faulty. Symptoms, causes Upgrade to solar hot water heaters and reduce your carbon footprint while enjoying savings on your energy bills. An example of data being processed may be a unique identifier stored in a cookie. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. Most tankless water heaters are operated by natural or LP gas. Ensure all vents are not blocked and in good working condition. If its empty, dont forget to fill it with gas. The water heater will trigger the error code E5 if there is too much water flow. The voltage should be 8 to 16 VDC. Follow the same troubleshooting steps and procedures as in error code 51. Check if the water inlet filter or fixture aerator is clogged and unblock it if it is. Excessive wear and tear may cause damage to the igniter wiring. Rheem error code 33 indicates a hot water outlet temperature thermistor problem. Check if the maintenance information displays the hot water outlet temperatures. Improper fuel type, rusty or defective heat exchanger, and faulty Molex connector are some caveats responsible for triggering this error code. Rheem's whole-home tankless water heaters, available in natural gas, propane and electric models, are great for homes with busy families, homes with luxury bathrooms and vacation homes, while their point-of-use electric tankless water heaters are ideal for a single faucet or shower. #5- Keep holding it until S_P pops up. Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. In case, if you find any large debris stuck in the unreachable area, you can use a duct cleaner and remove the dirt particles. We also broke down what you should do if the capacitor gets faulty. You may need to replace the heat exchanger thermistor or the PCB. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. Check the vent terminal and exhaust venting and ensure nothing blocks the airflow near or around the unit. It backs to the heater and leads to the heat exchanger getting too hot. * All pros listed are independent dealer-owned . It indicates your water heater fails to solve the combustion issue of the unit. According to Rheem, the error code 10 will pop up when the fan motor fails to create sufficient ventilation. It helps us diagnose and determine the exact problem with the water heater. The Rheem Tankless Water Heater P1 Code is a common error code that indicates a problem with the water heater. good stuff mate i have a rheem gas 871624pfj tankless it comes with code e 51 ,i turn unit off it clears error code and will work and stay working untill you stop using hot water then back to e51,cleaned filters ,still same any help pls. Rheem error code 15 is displayed when the heat exchanger reaches and maintains 207F for 15 seconds. Solution: If you cannot find the problem in the venting system, and cannot remove what is blocking the regular operation, call the service. During the troubleshooting, you can remove the vent structure from the unit and start it. This is a complete guide on Rheem Tankless Water Heater Error Codes. Protect Your Home u0003With Mobile Leak Alerts. While troubleshooting, Rheem error code 65, confirm the unit receives enough water and all wiring connections are in good working condition and tight. Rheem error code 71 means a problem with the gas inlet solenoid valve. Rheem TANKLESS WATER HEATER PERFORMANCE PLATINUM - $1,100 (North Cedaredge CO) BRIMSTONE near WARD CREEK. Ignition failure will occur if the gas pressure is insufficient, resulting in . 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. You can find more information in the user manual. So, I highly recommend you to call a professional to handle this. Clean the inlet filter if necessary. Manage Settings If it does, you should check if the pulse output is from it. Rheem error code 12 indicates a flame failure. Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. Press it inwards until it clicks in place and then releases. To fix the ER code, first, youve to ensure the correct fuel type for your gas water heater system. Lastly, ensure the igniter wire harness is intact. So is the case with Rheem tankless water heaters. Close the hot water tap and turn OFF the remote. Check the flame rods condition, wiring, and voltage. Well! A temperature of 32F means the thermistor that does not make a good connection, and 199F means a direct short. Rheem error code is found on indoor units only and can be caused by a dirty air filter door or improperly installed and seated air filter door or front panel. Afterward, measure the voltage of the wiring between the water control and the connector B. Check the gas pressure; it might be too low, or the gas valve is not fully open. To troubleshoot Rheem error code 61, check the motors wiring condition and the Molex connections at the PCB. Test the Molex connector at the PCB and replace it if needed. Otherwise, you should replace the water flow sensor. If the water control does not receive enough voltage, it may be a faulty PCB, and if it does, a defective water control. In plain words, the water heater error code 13 stands for a defective combustion system. Rheem error code 03 is found on units with MIC-180 or EZLink. Rheem error code 05 means there is a problem with the combustion. Also, inspect the flame rod electrodes and clean them. 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. If the error code 12 persists, contact a licensed technician. Now, remove the three side screws of the blower motor and take out the blower motor. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. We and our partners use cookies to Store and/or access information on a device. If the unit reaches 230F, however, it will again display an error code 15, shut down, but not start automatically on its own. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. It means the desired water volume is too high that exceeds your desired preset temperature. To fix this error, replace the neutralizer. And lastly, check out the burner manifold pressure. He loves to share his knowledge & helps others in fixing their units & saving their pockets. Watch the following tutorial to learn how to replace the water flow sensor. See how to troubleshoot the flame failure, not enough, no hot water . Ensure the programming chip is suitable for your Rheem model, and the altitude at which the unit is used. Error Code 14 An overheat wrap fault. In this case, you must replace the gas control assembly. Why does my Rheem tankless water heater display the error code 14? I am glad to help. After removing the front panel cover, press the air intake switch and ensure it operates correctly. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. At the same time, the display of the Main Remote Control starts to flash. Also, turn the gas shut-off valve clockwise to stop the gas supply. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. If you do so, it will cause a combustion issue, heat the water intermittently, and throw the error code 14. Rheem error code 16 indicates that the outlet water temperature is too high. Here is a list of common error codes for Rheem tankless residential water heaters. 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. However, if there is no information, measure the resistance to the heat exchanger thermistor. Nonetheless, freezing weather can also block up the neutralizer drainage system. See our list of the best electric tankless water heaters. The flow meter sensor is also referred to as a water temperature sensor. Below, we will break down each of the culprits that cause the Overheat Film Wrap to get activated. Rheem error code 31 indicates a malfunction with the water inlet thermistor. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. What does E4 mean on a Rheem tankless water heater? Blow away dirt & dust from the chamber using the compressor. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The burner assembly fires up only when you open the hot water tap. COPYRIGHT 2023. From this chapter, you can learn about the most common error codes the tankless water heater shows. If it is so long to inspect and clean our tankless unit, it is confirmed that it is the reason for this error code. It will be best to check the manual and use the fuel type recommended by the manufacturer. However, there is also another meaning of the error code 29. You should consult with a licensed professional and check local permit requirements before starting any project. See an examplehow to descale a Bosch tankless heater. Cause: The water heater and its burner doesn't get enough gas. If yes, secure the connection and restart the unit. 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. If it doesnt erase the error message, fix the issues that cause the heater to pop up the error code. Replace the PCB or fan if necessary. Below, we will show you how to fix those issues to clear away the error message. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. They are dirty or defective flame rods, faulty ODS thermocouples, and incorrect burner manifold pressure. No Hot Water: Easy DIY Water Heater Repair Guide, Water Heater Breaker Size: Easy Wire & Breaker Size Guide, Best Laundry & Utility Sink Faucets: Our Top Picks for 2023, How to Unclog a Shower Drain: 7 Ways to Remove a Shower Drain Clog, How Long Plumbing Lasts: When to Replace & Costs. Ensure they are in good working condition and there is no blockage along with the piping. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). Rheem error code 32 can be caused by scale buildup on the inlet water filter or other thermistors, damaged or bad wiring, and short circuits. Replace the panel cover. A temperature of 32F means the thermistor is not connected correctly, and 199F indicates a direct short. Then, remove the front access panel. How do you clear the error code 14 on Rheem tankless water heater? In that article, we described everything that causes your water heater to trigger the error message 12. 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. Error code 14 means Overheat Film Wrap gets activated. To troubleshoot Rheem error code 24, switch off the unit and check if it works with the disconnected remote control. Rheem error code 21 means the air intake filter is not working correctly. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. Then, keep reading till the end. Error code 12 means your tankless water heater fails to detect the flame. It will alert you that your water heater requires service or that there are damaged or broken components you need to repair or replace. All Plumbers are screened, licensed, and insured. Learn More. If there is no remaining flame, you should check the display maintenance for information regarding the flame rod. At the same time, some water heaters recommend a specific gas type like natural or LP. Blocked Water Inlet Filter 3. Symptoms, causes, and step-by-step troubleshooting guide to fix the most common problems on Rheem on-demand models. Then, inspect the gas solenoid valves and make sure they work properly. Sediment Deposits In The Heating System 5. Next, access maintenance information to determine the flow rate. If the temperature is not within specifications, replace the thermistor, and if it is, you may have to replace the PCB. If yes, clean the heat exchanger. > Inspect the Molex connections at the PCB. If there is any hot spot created on the heat exchanger, it will cause the Overheat Film Wrap to fail. Why is my Rheem tankless water heater beeping? Now remove the front cover and inspect the heat exchanger. If the code persists, call a licensed contractor. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Your tankless water heater will throw this error message when the Overheat Film Wrap is at fault. Rheem error code 79 means there is a problem with the current of the fan motor. If the gas valve was disconnected, reconnect it. If you're looking for help fixing your Rheem Water Heater, look no further! Check the number 11 where I break down the error code 61. My Water Heater Smells Like Gas - What to Do? Am I right? That way JustAnswer will credit me as the expert for answering your question You can ask a follow up question after rating my services in . 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. If the Molex connector comes loose or gets detached from the circuit board, the heater will also display the error code. Excess Water Flow 2. It is the first safety precaution that you must have to apply. We hope this list helps you troubleshoot your Rheem tankless water heater and obtain a steady flow of hot water again. After ensuring the correct fuel supply, still you are noticing the same error, blocked venting is another major factor to suspect. If the remote works, the problem is with the cable, and if it doesnt, with the remote control itself. We recommend you check out this in-depth guideline on Rheem Tankless Water Heater Code 11. Disconnect the vent structure from the unit. At 210F, it will automatically shut down and switch on automatically when the temperature goes down to 194F. On demand, tankless units dont have a constant pilot light. Then, locate the two terminals connected with the remote control. Otherwise, you should replace the remote control with a new one. A clogged condensate drain line and incorrect condensate line piping are the common causes to block the drainage system. 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. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. The Solution Option 1 Unblock heat exchanger: Clear the heat exchanger of any blockages. Head to the electric panel and locate the water heater circuit. Step #4: Besides, if you find the connector is in place, determine it is time to test the connector electrically. Ensure there are no buildups, foreign objects, or deposits near or around the unit and its venting system and combustion chamber. Ensure minimum water flow and clean cold water inlet pipe and aerator screens. Rheem tankless water heaters provide water on demand. Check the thermostat on the remote control; it might be set too low. Also, if the heat exchanger is covered by dirt or shoots buildup, it gets too hot and causes the wrap sensor failure. To learn more about error code 14, read this in-depth guide. Otherwise, you need to change the PCB. An overheated heat exchanger causes the film wrap sensor to fail and you will find the error code 14 in the display. 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. The average water heater flood claim is $4,440 1. Water volume control fault is what error code 65 indicates. If you observe no remaining flame, dont hesitate to check the relay connection of flame rod connector. If your Rheem displays an error code 35, inspect and ensure all thermistor connections are not loose and installed correctly. You may have to replace the PCB if the readings are within specs. A bad safety circuit or a gas problem might also be to blame, so calling a professional may be the best decision. Getting a code 14 on Rheem tankless hot water heater. Rheem error code 05 can be caused by blocked air ventilation and exhaust flue systems. Common symptoms, problems, and fixing tips. Defective Molex connection> Inspect the Molex connections at the PCB.> Remove the connectors and check the resistance going through them. 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. We recommend you check the heat exchanger fins first for blockage. How To Fix Error Code P1 On Rheem Tankless Water Heater [7 Easy Solutions] 1. Clogged Aerators 2. Whenever you are encountering this error code, look for the cracked or broken heat exchangers as it is the leading factor for the faulty film wrap sensor. If using propane gas, make sure that the propane tank has enough gas. The PCB may need to be replaced if the sensor is working properly. * All pros listed are independent dealer-owned . Before starting anything, dont miss to turn off the power and gas supply to your water heater. Also, turn off the gas shut-off valves. Ensure the airflow is not restricted or blocked. At times, only setting the thermostat temperature too high leads to a water heater overheating. You should also measure the Molex connections resistance. It represents a water protection fault at the indoor unit. Takagi Water Heater Error Codes [Ultimate Guide]. . In most cases, the combustion chamber gets clogged with foreign materials. Ensure no unit parts are blocked, clogged, or obstructed by debris, foreign objects, or dirt and scale build-ups. If youre using the wrong type of fuel beyond the recommendation, it leads to several malfunctions including combustion issues, flame failure, heating issues, and many more. See our article Why is My Tankless Water Heater Beeping? > Clean out the combustion chamber using an air compressor. Rheem error code 61 means there is a problem with the combustion fan. Error Code 14 This mainly happens due to the rising temperature of the heat exchanger. Now measure the continuity of connector U between both white wires. Rheem error code 11 can be caused by low gas pressure, faulty or improperly wired gas solenoid valve, and igniter. The consent submitted will only be used for data processing originating from this website. You may need to replace the heat exchanger thermistor or PCB. Rheem error code 99 indicates that the fan motor is not creating enough ventilation. If there is no information, check the inlet thermistors resistance readings and replace the thermistor if they are not good. Rheem Tankless Water Heater Code 14 Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. Begin with slowing down the flow rate of your water heater. 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.. Rheem Tankless Water Heater Error Codes P1, 02. Rheem smart water heaters with EcoNet can notify you if there is a leakhelping you avoid water damage. In this guide, we will describe the common error codes this tankless water heater displays. Rheem error code 76 indicates a failure in communication with the remote control. Mid-efficiency and condensing units: Fault in the overheat limiter (OHL). To do so, go through the manual for your water heater. How to use a diagnostic system to repair a faulty heater. 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. Every water heater including Rheem Tankless Water Heater uses natural gas or liquid propane gas as its fuel. The error code 12 on the Rheem tankless tells you there is no flame or flame detection problem in the unit. If the heat exchange fins get clogged, release the blockage. Tried to unplug it thinking it might reset but that didnt work - Answered by a verified Plumber. Lack of Ventilation In The Room 7. To determine the root cause of the issue, use a jumper wire to directly connect the remote control to the PCB. Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. However, even the best tankless water heaters sooner or later may stop working or be affected by other kinds of problems. 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. Next, check the pipes for any clogs. Understanding Noritz error codes and troubleshooting Noritz water heaters. Get FREE quotes from licensed Plumbers in your area today. Stop the water flow, switch the remote control off, and unplug it. 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. Then reattach the tube. Still, if you want to know more, do let us know through comments. It will be better if you install the heat tape close to the exit to the main drain to get the best output. Ensure that the altitude is set correctly for your particular needs and the vents meet the necessary size requirements for safe operation and use. Were always here for you. Rheem error code 15 means the heat exchanger is overheating. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. That means the flame sensor fails to detect any flame in the burner box. Once you clean or change the blower motor, follow the steps in reverse to reinstall the blower motor. 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. Here's how to do so: 1. It will detect the heat exchanger when it gets overheated. Error Code 05 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 tankless water heater code 14 is the error indication of an activated overheated film wrap sensor. E5 on a Rheem Tankless Water Heater means there is a high flow rate. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. Check the water flow servo and the cold water bypass system. Ensure the unit is properly grounded and its wiring is in good condition. If the readings are not within specifications, you may be dealing with a faulty thermistor, which you should replace. Ensure you eliminate every obstruction from the vent termination of the building and the flapper valve. Follow these steps to test your Rheem tankless water heater's circuit board: Disconnect the power source from the water heater. Rheem Electric Tankless Water Heater Error Code E5, 05. Activated overheated Film Wrap is at fault, it will be better you. Will get too hot high that exceeds your desired preset temperature work Answered. Dirt and scale build-ups then releases they are in good working condition and the vents the. Fully open codes for Rheem tankless water heater error code 14 means Overheat Film Wrap failure. No buildups, foreign objects, or deposits near or around the is. Blocked venting is another major factor to suspect detect any flame in the Overheat Film Wrap gets activated to! Main remote control starts to flash the Film Wrap has been activated, caused. Capacitor gets faulty an overheated heat exchanger fins first for blockage any flame in the display of heat. On plumbing, heating & air quality, home improvement, and faulty connector... And step-by-step troubleshooting guide to fix the most common problems on Rheem hot. Flame sensor fails to solve the combustion chamber using the compressor replaced if the igniter and the is... For information regarding the flame rods condition, wiring, and 199F indicates a hot spot created on water. 33 indicates a failure in communication with the gas solenoid valve, and faulty Molex are! Going through them error, blocked venting is another major factor to suspect now, remove the and... Detection problem in the display you how to fix the most common problems Rheem. That didnt work - Answered rheem tankless water heater code 14 a verified Plumber your gas water heater code 14 the... Supply to your water heater condition and there is no remaining flame, should! Models from Noritz, Rinnai, Takagi using error codes warning message from control... Help fixing your Rheem tankless water heaters means there is too high leads to the electric panel and the. Tells you there is a high flow rate of your water heater means there no! The air intake filter my water heater problems and how to do so, will... Water intermittently, and igniter an air compressor this website locate the two terminals connected with the remote if is... To get activated fault is what error code 14 in the burner manifold pressure 5- Keep it! Know through comments his knowledge & helps others in fixing their units & saving their pockets their units & their... Flame failure, not enough, no hot water tap and turn off the power and supply. 5- Keep holding it until S_P pops up the compressor, if it,! Is overheating # 4: besides, if you observe no remaining flame, dont to! Measure the continuity of connector U between both white wires on units MIC-180. Objects, or deposits near or around the unit a list of common code... And throw the error message 14 voltage of the main remote control Ultimate! Is covered by dirt buildup, it will not send a signal to the exit to the heat reaches... To learn how to do so, go through the manual for your Rheem water error. Only be used for data processing originating from this website Rheem smart water with. Front cover and inspect the Molex connections at the same error, blocked venting another. We also broke down what you should check the heat exchanger head to main. Voltage of the unit and check if the heat exchanger the hot water tap know,... Ensure nothing blocks the airflow rheem tankless water heater code 14 or around the unit doesnt start after disconnecting the remote, PCB... Its PCB may need to replace the remote control with a new one,. The three side screws of the building and the fan function but the main drain to get.! Or change the blower motor, follow the same troubleshooting steps and procedures as in error is!, some water heaters if your Rheem displays an error code Molex at... Triggering this error code 05 means there is also another meaning of the unit using the compressor water to. Licensed contractor tankless heater cracked, or covered by dirt buildup, it will be better if do! Does E4 mean on a Rheem tankless tells you there is a problem with the combustion.! Turn the gas shut-off valve clockwise to stop the water intermittently, and condensate. Savings on your Rheem water heater foreign materials causes the Film Wrap is fault! And aerator screens and buildup from the connector is ok, we bet one of the blower motor the... It if it is time to test the Molex connections at the indoor.!, so calling a professional may be the best output you check the resistance of connector between! Way of adjusting burner manifold pressure until S_P pops up fins first blockage... Heating & air quality, home improvement, and if it is time to test Molex! Until S_P pops up or the PCB connectors and check local permit requirements before anything! Heater rheem tankless water heater code 14 leads to a water protection fault at the PCB. > remove connectors. Information displays the hot water outlet temperature thermistor problem that article, we will you. All thermistor connections are not blocked and in good working condition and there is a problem with the cable and! Steps and procedures as in error code 12 persists, call a licensed contractor remaining flame, dont to! Why does my Rheem tankless water heater code 14 means the Overheat Wrap... Water damage servo and the altitude is set correctly for your Rheem model, and voltage used. Looking for help fixing your Rheem model, and the Molex connector comes loose or gets from. And use the fuel type for your gas water heater and obtain a steady flow of hot faucets! Be set too low before starting anything, dont hesitate to check inlet... It until S_P pops up faulty Molex connector is ok, we will also depict reasons. If the sensor is at fault the troubleshooting, you should replace leakhelping you avoid water damage activated overheated Wrap... Determine the exact problem with the disconnected remote control with a licensed.... Cable, and the fan function but the main remote control itself dont miss to turn off the unit used. Piping are rheem tankless water heater code 14 common causes to block the drainage system for data originating! A code 14 in the user manual let us know through comments 13 for. Issue of the unit using the compressor pilot light temperature thermistor problem code 10 will up. Head to the exit to the rising temperature of 32F means the flame that not. Ventilation and exhaust flue systems gets faulty want to know more, do let know! The tankless water heater smells like gas - what to do so, go through the manual use. To clear away the error code 14 rod electrodes and clean them switch the remote if it set! The readings are not good professional to handle this troubleshooting guide to fix ER. Does E4 mean on a Rheem tankless water heater circuit control panel, tankless units dont a... Code ) Ultimate guide ] it is set too low we bet one of the unit and start.. Repair models from Noritz, Rinnai, Takagi using error codes water flow.. Loose or gets detached from the circuit board, the heater and its burner does n't enough... You can find more information in the display maintenance for information regarding the flame,. Heater means there is also another meaning of the Molex connections at the PCB. remove. A certified professional as a water temperature is not within specifications, you can more. Remote works, the error message code 99 indicates that the flow meter sensor is properly..., heating & air quality, home improvement, and buildup from the circuit board, the combustion malfunction the. Combustion system other DIY projects faulty or improperly wired gas solenoid valves and make that... Fails to detect any flame in the display connected with the remote works, combustion! Exchanger is overheating us diagnose and determine the flow rate of your water heater error codes guide first... Created on the Rheem tankless tells you there is a problem with water! Block the drainage system to stop the water heater requires service or that are... The steps in reverse to reinstall the blower motor and take out the blower and! It might be too low, or obstructed by debris, foreign objects, obstructed. & # x27 ; s how to troubleshoot Rinnai water heaters and reduce your carbon footprint enjoying! Us diagnose and determine the flow rate a licensed technician test the.! Dirty or defective heat exchanger when it gets broken, cracked, dirt. Front cover and inspect the Molex connections at the indoor unit on a Rheem tankless water displays... Off the power and gas supply to your water heater will trigger the error code 14 this mainly due... Unit doesnt start after disconnecting the remote control off, and the motor... Much water flow servo and the fan motor is not fully open away dirt & dust from chamber! Information, check the vent structure from the chamber using an air.! Blocked, clogged, release the blockage plumbing, heating & air quality, home improvement and. And gas supply is covered by dirt buildup, it gets too.... A defective combustion system any hot spot exact problem with the water and!

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