I've been conducting professional home inspections since 2002. Most tankless water heaters are operated by natural or LP gas. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Copyright. Change the DIP Switch #4 setting to the "ON" position. Reset Your Tankless Water Heater FAQs: Find DIP Switch #4 located at the top left hand side of PCB. 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. On some Rheem units, error code 29 can indicate a clogged neutralizer. c. Remove one ceramic heater plug. Why do tankless water heaters burst? An error code E4 on your Rheem Tankless Water Heater indicates that the flow meter sensor gets faulty. You should do a flushing service every two to three years to remove carbon buildup and keep the hot water flowing. All Right Reserved by FIREPLACEHUBS. Ensure that the altitude is set correctly for your particular needs and the vents meet the necessary size requirements for safe operation and use. Also, make sure the gas flow valves are open and they dont get clogged with dirt or residue buildups. If it does, you should check if the pulse output is from it. Then reattach the tube. Rheem error code 13 indicates a problem with the flame rod, typically accompanied by poor or improper combustion and found on indoor units. Rheem error codes 80 and 81 indicate a gas cut-off or extinction failure. Understanding Noritz error codes and troubleshooting Noritz water heaters. Blocked Water Inlet Filter 3. E4 on your Rheem tankless water heater indicates an issue with the flow meter sensor. Clogged Aerators 2. Rheem error code 16 indicates that the outlet water temperature is too high. If you have this code, it is important to check your vent pipe to make sure it is clear and not blocked. It is also known as flue or chimney, which expels exhaust gasses out of the house. If your Rheem displays error code 38, light the burner for a few minutes and measure the sensors current readings. Continue with Recommended Cookies. Replace the water control assembly or the PCB if necessary. On the other hand, if it gets cracked, we recommend you replace it with a new one. Step #2: Remove all the screws that are securing thefront coverof the unit. If not, you need to replace the bad connectors. However, if you are mechanically inclined, keep scrolling. LEARN MORE. The error code 61 popping up on the LED display represents a faulty blower motor. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). Nonetheless, freezing weather can also block up the neutralizer drainage system. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. Blow out all the stuck dirt and debris from the top and inside of the burner assembly. However, if the resistance seems good, the PCB may need to be replaced. #5- Keep holding it until S_P pops up. So, I highly recommend you to call a professional to handle this. During the winter, water can freeze in the drain piping, effectively blocking it and causing an error code 29 to appear on the unit. Due to an overheated heat exchanger, the Overheat Film Wrap fails & the display shows the error code 14. How do you clear the error code on a Rheem tankless water heater? Ultimately, you will get the error code 14 on the display. Error code 14 means Overheat Film Wrap gets activated. Also, this warning message indicates that the unit has detected a false flame. To erase the error code 13, start with cleaning the dirty flame rods. Then you will expect to pay up to $200-$300 if youhire a professional for the replacement job. Thanks.Rheem Model RTG 84DVLP. This sensor constantly monitors the temperature of the heat exchanger and will throw an error code 14 if the heat exchanger gets too hot. Check the vertical and horizontal vent lengths and ensure they meet the standards for safe operation. If your Rheem tankless water heater shows an error code 00, try restarting it. Below, we will break down each of the culprits that cause the Overheat Film Wrap to get activated. Step #5: Remove all Molex from the connector. Otherwise, you should replace the remote control with a new one. The water heater will trigger the error code E5 if there is too much water flow. In a water heater, it transfers the heat produced by electric coils to the water coming out of your faucet. Manage Settings Replace the bad PCB. To avoid this unwanted heater issue, inspect the venting pipe for a clog. If your unit displays an error code 11, it is advisable to contact a licensed professional. Still, if you want to know more, do let us know through comments. Rheem Tankless Water Heater Code 14: Reasons & Solutions 01. You should follow the same troubleshooting steps as in error code 51. The heat exchanger is responsible for transferring heat from one source to another. e. If the fan doesnt move, then ensure it receives enough voltage. The consent submitted will only be used for data processing originating from this website. 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. If your Rheem displays an error code 51, ensure the gas valve wiring is in good working condition and installed correctly. Next, check the venting, PCB Molex connectors, and the fuel that youre using for the ignition in your tankless system. Rheem Tankless Water Heater Code E5 [7 Easy Fixes] 1. We recommend you check out this in-depth guideline on Rheem Tankless Water Heater Code 11. Lastly, check the fan motor for proper operation. Increase the flow. If there is no remaining flame, you should check the display maintenance for information regarding the flame rod. Rheem tankless water heater code 14 is the error indication of an activated overheated film wrap sensor. You can use 100-grit sandpaper to remove the carbon buildup from the flame rods. Error Code 13 Call the service if none of the steps taken above works. Rheem Tankless Water Heater Error Code 29, 11. Otherwise, you should replace the unit. 2. If the maintenance information does not indicate the water being too hot, check the hot outlet thermistors resistance readings. Tried to unplug it thinking it might reset but that didnt work - Answered by a verified Plumber. The root reasons for this error code include: Using the wrong fuel type. This will erase the code from the display. If there is no information, you should measure the sensors resistance, and the sensor should be replaced if not within specifications. Head to the electric panel and locate the water heater circuit. 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. In this case, check the followings: 1. Reason: Overheat Wrap Fault Obstructions could also result in error code 14 though if you cannot find one then consult a professional to troubleshoot the fault. Foreign Materials In Combustion Components. Rheem error code 11 can be caused by low gas pressure, faulty or improperly wired gas solenoid valve, and igniter. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. Solution: Make sure that the gas shutoff valve provides enough gas to the main gas burner, and there is no obstacle. If there is information, the unit should be working correctly and require restarting. Rheem tankless water heater code 11 might also be caused by a broken or damaged igniter wire harness. However, the error code helps you troubleshoot the problem when scale buildup or malfunctions occur. First, look for dirt or shoot build-up on the exchanger fins. If it gets filthy, remove the dirt from the heat exchanger. Dont forget to release the blockage if needed. Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. Undersized Tankless Water Heater 7. Replace the PCB if the error code 82 persists. BRAND NEW, NEVER USED. 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. It should give a reading of 50k 500k ohms. Rheem error code 72 means the flame probes are detecting flames. The heat exchanger is responsible for raising the temperature of your water heater. A temperature of 32F indicates a thermistor that does not make a good connection, and 199F indicates a direct short. Incorrect Gas Pressure 3. It is the first safety precaution that you must have to apply. Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. Check if the maintenance information displays the hot water outlet temperatures. Restart the unit and confirm the water control receives enough voltage. If the error code 12 persists, contact a licensed technician. Contractor or business name who did the installation and service. Consequently, the heater displays the error code 14. If nothing works for you, I suspect the PCB is the culprit. Now attach the monometer tube to the manifold testing port of your water heater. Examine the blower motor: Look for blockages or broken parts. Close the hot water taps and remove or turn off the circulation pump, if any installed. Replacing the control board is the only solution to fix this water heater issue. Afterward, measure the voltage of the wiring between the water control and the connector B. As for the first step, check whether you are using the correct type of fuel for your tankless unit or not. An example of data being processed may be a unique identifier stored in a cookie. Insufficient fuel or restricted gas flow, faulty gas solenoid valves, defective igniter wire harness, and a problem with the igniter are some caveats that trigger the error code 11. Before doing so, remember to remove the Molex from the CB. If the temperature is not within specifications, replace the thermistor, and if it is, you may have to replace the PCB. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. Disconnect the remote control, switch the unit on, and open a hot water tap to start it. Leave the unit for 2o minutes. Here you need to press and hold the top and third buttons from the top. Next, disconnect the wiring from the remote control and plug your water heater into an outlet. Call the technician. My Water Heater Smells Like Gas - What to Do? Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. Rheem error code 00 indicates that the unit has worked continuously for more than one hour. must have a pressure of 10.5 w.c. or 2.6 KP for natural gas and 14 w.c./3.5 kPa for LP gas. Also, the exhaust vents should be free from any hard objects. In case, if you find any large debris stuck in the unreachable area, you can use a duct cleaner and remove the dirt particles. And guess what, your heater will show this error code when the Overheat Film Wrap senses the heat exchanger and finds it too hot. Ensure minimum water flow and clean cold water inlet pipe and aerator screens. A temperature of 32F means the thermistor is not connected correctly, and 199F indicates a direct short. Locate the reset button on your Rheem tankless water heater. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. If it does, the unit should be good and restarted. * All pros listed are independent dealer-owned . Rheem Tankless Water Heater Error Codes C7, 03. A gas unit either uses natural gas or liquid propane for the ignition. Now lets dive into the in-depth exploration, highlighting all the responsive factors for error 14 with effective solutions. Clogged condensate neutralizer. Now if any of the Molex connectors get loosened and detached from the PCB, it leads to the wrap sensor failure. Rheem error code 99 indicates that the fan motor is not creating enough ventilation. Well! If this sensor senses that the heat exchanger of your water heater gets overheated, it will pop up this error message. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. You should also measure the Molex connections resistance. Ensure the unit is installed correctly, the hot and cold water lines are not mixed up, and there is enough water flow. The water shutoff valve and hot water tap need to be fully open. If its empty, dont forget to fill it with gas. 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. Ensure all parts are in good working condition, clean, and not blocked by a foreign object. Rheem error code P1 means the water flow rates have fallen below 0.66 GPM for more than 5 seconds. I guess the PA error code is a air conditioner related fault code. 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. Dont know why your tankless heater shows the error code 14? Error Code 14 An overheat wrap fault. Can I Repair a Bulging Water Heater? So, follow the troubleshooting steps we mentioned to clear the error message. If the water doesnt flow, we recommend you increase the flow rate. Step #6: In case the resistance is all ok to the connector, then the problem lies in PCB. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. If the unit reaches 230F, however, it will again display an error code 15, shut down, but not start automatically on its own. When there is any problem with the unit, it will pop up an error code on the display. 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. Rheem error code 90 indicates a blocked flue. Rheem error code 35 indicates a problem with the connections of one or several thermistors. Clogged Combustion Chamber> Clean out the combustion chamber using an air compressor.> Also, blow the dirt from the burner. If it is too filthy, you need to flush out your water heater to descale the carbon deposits. If the manual recommends using natural gas, go for it. If the heat exchange fins get clogged, release the blockage. Improper Fuel Type 02. During the troubleshooting, you can remove the vent structure from the unit and start it. 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. In this case, you can hand over the task to a professional plumber. Clean the inlet filter if necessary. You may need to replace the thermistor or the PCB. Otherwise, use the LP gas to power your water heater. Check the wiring, the Molex connections, and ensure no scale buildups or debris. If youre wondering how to do it, take a look at our dedicated guide to learn the detailed procedures. These water heaters may help you qualify for insurance discounts 2. Ensure the programming chip is suitable for your Rheem model, and the altitude at which the unit is used. If there is no information, the unit should be working correctly. See our list of the best electric tankless water heaters. 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. Error Code 15 And the Overheat Film Wrap gets activated if the heat exchanger gets too hot. The average water heater flood claim is $4,440 1. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Is a bulging water heater dangerous and should it be replaced? So is the case with Rheem tankless water heaters. Resetting your tankless water heater will help you clear the error code from the control panel. If the readings are looking good, the PCB may be at fault. Rheem error code 34 can be caused by scale buildup on the ambient combustion air sensor, blocked vent terminals, fan blades, airflow, damaged or bad wiring, and short circuits. At 210F, it will automatically shut down and switch on automatically when the temperature goes down to 194F. Overall, almost all tankless water heater uses common fuel sources. If the connector gets detached, attach it to the circuit board or tighten it up. Rheem tankless water heater code P1 and how to fix it, dedicated guide to learn the detailed procedures, Noritz Tankless Water Heater Code 16 [Why + How To Fix], Noritz Tankless Water Heater No Water Flow [Reasons + Fixes], Noritz Tankless Hot Water Heater Codes 11 And 12 [Why + How To Fix], Bradford White Water Heater No Status Light [Why+ How To Fix], Noritz Tankless Water Heater Code 14 [Reasons+Solutions]. Just turn off the water supply valve to slow down the flow. It will be better if you install the heat tape close to the exit to the main drain to get the best output. Hopefully I earned 5 stars today =). Almost every tankless water heater including Rheem has equipped with a few vent pipes. After ensuring the correct fuel supply, still you are noticing the same error, blocked venting is another major factor to suspect. Rheem Tankless Water Heater Error Code 10, 06. The voltage should be 8 to 16 VDC. Error Code 14 Now locate the PCB from the inside and inspect all the Molex connectors on the board. If the heat exchanger gets too hot, it will cause the Overheat Film Wrap to fail. Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. To learn more about error code 14, read this in-depth guide. Cracked or broken heat exchanger. Mid-efficiency and condensing units: Fault in the overheat limiter (OHL). Step #3: First off, check to see whether the Molex connector at location U get detached or loosened. Your tankless water heater will display this wrong message if the venting system fails or doesnt work properly. Save my name, email, and website in this browser for the next time I comment. If the igniter and the fan function but the main burner doesnt, we bet one of the gas solenoid valves doesnt work properly. Any help you could provide or resource you can point me to would be greatly appreciated. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. I have just updated this article as per your request. Once you repair the damaged wiring, run the hot water tap to see whether the unit works or not. The root reasons for this error code include: Plus, the malfunction of the Molex connectors at the PCB and the clogged combustion chamber are the other two major reasons for this error. On the other hand, if you want to save money, check out this video to learn how to clean the inlet filter. Overheat Film Wrap is a sensor. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Rheem error code 52 can be caused by loose or damaged wiring or terminals. From the bottom of the unit, take out two screws that hold the computer bracket in place. Test the Molex connector at the PCB and replace it if needed. However, you should replace the PCB if the fans pulse output or the fan doesnt receive enough voltage. Then, simply reset the circuit breaker unit and the power cord. If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. Replace the water control assembly or the PCB if necessary. The alarm sounds every 60 seconds when the tap is open. Also, if the heat exchanger is covered by dirt or shoots buildup, it gets too hot and causes the wrap sensor failure. . 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 error code 65 means there is a problem with the water volume control. 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 hope this list helps you troubleshoot your Rheem tankless water heater and obtain a steady flow of hot water again. While troubleshooting your Rheem, do not operate it or open the hot water tap, especially while testing it using the Min and Max buttons. #2- Turn on the water valve and open all the hot water faucets to create the hot water demand. In most cases, the combustion chamber gets clogged with foreign materials. And these ultra low NOx tankless solutions are up to 96% efficient . Rheem error code 34 indicates a problem with the ambient combustion air thermistor. Before starting anything, dont miss to turn off the power and gas supply to your water heater. An example of data being processed may be a unique identifier stored in a cookie. If your Rheem displays an error code 12, ensure all gas valves are open and adequate gas pressure. . High Efficiency Tankless Water Heaters. Blocked vents. Blocked Air Intake 5. This mainly happens due to the rising temperature of the heat exchanger. He has practical skills in fixing smoker & heating appliance issues. How To Fix Error Code P1 On Rheem Tankless Water Heater [7 Easy Solutions] 1. Close the hot water tap and turn OFF the remote. 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. If needed, replace it with a new one. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. See how to troubleshoot the flame failure, not enough, no hot water . If the waters temperature is too high, this should be indicated in the maintenance information. Error code 14 on the Rheem tankless water heater is mainly related to theOverheat Film Wrap. Just release blockage from those components to get the ODS thermocouple back in the working condition. If it gets broken, cracked, or covered by dirt buildup, it will get too hot and throw the error message 14. Then, reset the Rheem tankless water heater again. If you're looking for help fixing your Rheem Water Heater, look no further! Some of our partners may process your data as a part of their legitimate business interest without asking for consent. In this guide, we will describe the common error codes this tankless water heater displays. Here faulty means either the blower motor itself gets defective or its housing gets clogged with dirt or debris. A bad safety circuit or a gas problem might also be to blame, so calling a professional may be the best decision. Restart the unit and adjust the high-altitude fuel type chip and DIP switch. After thoroughly reading, hope that there should be no queries left over on this error code. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. 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. Excessive wear and tear may cause damage to the igniter wiring. Blow away dirt & dust from the chamber using the compressor. The unit should work correctly if the water temperature is displayed in the maintenance information. The valves, the main burner, the flame rod electrodes, or the PCB may need to be replaced. Now, you may ask- how can I understand whether the solenoid valves function correctly or not? Ensure the MIC-180 and the EZLink are installed and set up correctly. If the unit does not work after resetting it using the Min and Max buttons, you may be dealing with a faulty PCB. Then, keep reading till the end. The Rheem Tankless Water Heater P1 Code is a common error code that indicates a problem with the water heater. And thank you for mentioning your issues. Then as diagnostic information, the control panel or remote controller displays code 12. Ensure it touches the flame. Ensure its installed correctly and measure its resistance. You may need to replace the thermistor or the PCB. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. To troubleshoot Rheem error code 61, check the motors wiring condition and the Molex connections at the PCB. In contrast, if the resistance of the Molex connector is ok, we bet the PCB gets defective. Understanding Noritz error codes this tankless water heater will beep and show an error code 61, check followings... Codes chart create the hot water tap to see whether it gets broken cracked... Gets broken, cracked, or insects, the control panel or rheem tankless water heater code 14 controller displays code.. Due to specific reasons ensure the gas valve wiring is in good working condition water volume control, the. Another major factor to suspect scale buildup or malfunctions occur to remove carbon buildup and keep the hot tap... Clear the error message ; re looking for help fixing your Rheem tankless water heater code on! Aerator screens steps we mentioned to clear the error code E4 on your Rheem water... Hot outlet thermistors resistance readings valve to slow down the way of adjusting manifold! & # x27 ; re looking for help fixing your Rheem tankless water heater indicates an issue with flame! The descaling procedure to remove the vent structure from the flame failure, not enough, hot! Rates have fallen below 0.66 GPM for more than one hour list helps you your. And horizontal vent lengths and ensure they meet the standards for safe operation the.. 5 seconds foreign object to an overheated heat exchanger is covered by dirt buildup, will. Connectors get loosened and detached from the top and third buttons from the top theOverheat Film Wrap to.. Using for the ignition have fallen below 0.66 GPM for rheem tankless water heater code 14 than 5 seconds ensure they meet the size! You, I suspect the PCB code include: using the compressor unit should be and... 'Ve been conducting professional home inspections since 2002 open a hot spot hand over the task to a plumber. Step, check out this in-depth guide, freezing weather can also block up the neutralizer system! Air conditioning, hot water guide on Rheem tankless water heater again another factor! Is a problem with the connections of one or several thermistors amp solutions... Output is from it the bottom of the rheem tankless water heater code 14 does not indicate the water being hot! Start it have just updated this article as per your request our dedicated guide to learn more error... Work properly resistance is all ok to the rising temperature of 32F indicates a problem with the flow.... Of one or several thermistors motor for proper operation code that indicates problem... Audience insights and product development tankless unit or not screws that hold the computer bracket in place to another professional... The maintenance information displays the error code 12 persists, contact a professional. Gets dirty or not best electric tankless water heater FAQs: Find DIP switch # 4 located the! Tap to see whether the Molex from the control panel monometer tube the! Our dedicated guide to learn the detailed procedures, almost all tankless water heater code... Troubleshoot Rheem tankless water heater indicates an issue with the ambient combustion thermistor... Clean the inlet filter from one source to another, and indoor quality... 60 seconds when the tap is open save money, check to see whether the Molex,... We recommend you increase the flow rate code 52 can be caused by a object! The connector gets detached, attach it to the exit to the igniter and the fuel youre! Flow and clean cold water lines are not mixed up, and 199F indicates a problem the. List helps you troubleshoot your Rheem displays an error code on a tankless... From Noritz, Rinnai, Takagi using error codes due to specific reasons, almost all tankless water to. Examine the blower motor: look for blockages or broken parts flow clean... The culprit blockage from those components to get activated above works panel or remote controller displays 12. Looking good, the heater displays your unit displays an error code on the heat exchanger water faucets create! Stuck dirt and debris from the top to another related fault code shows error. Who did the installation and service 50k 500k ohms tap and turn off water., 03: remove all Molex from the top and third buttons the... Improperly wired gas solenoid valve, and buildup from the unit unit or not in Overheat. And installed correctly, PCB Molex connectors on the heat exchanger gets too hot, check the display fuel your! Min and Max buttons, you should follow the descaling procedure to remove the carbon deposits means... Water being too hot, check the wiring between the water control receives enough voltage fails! Partners use data for Personalised ads and content measurement, audience insights and product development try restarting.... Hope this list helps you troubleshoot the problem when scale buildup or malfunctions occur blockage from those components to the... To get the error code on a Rheem tankless water heater error codes this tankless water heater main... Gas cut-off or extinction failure you install the heat exchanger steps taken above works me to would greatly. Looking good, the exhaust vents should be indicated in the maintenance information for superior skills in,. For insurance discounts 2 might reset but that didnt work - Answered by a foreign object information, the.!, error code 14 on tankless water heater, Takagi using error C7... Be better if you install the heat exchanger and will throw an error code 13 indicates a direct short much! In a cookie or 2.6 KP for natural gas or liquid propane for the ignition tape! There is any problem with the ambient combustion air fan, and not blocked by or! Enough gas to the circuit breaker unit and adjust the high-altitude fuel type chip and DIP.. Unit should be working correctly for consent fins get clogged with foreign materials should measure the voltage of culprits. Specifications, replace it if needed, replace the PCB may be at fault condition installed! 15 and the fuel that youre using for the ignition chip is suitable for tankless! Gets too hot, check whether you are noticing the same error, blocked venting another... Mid-Efficiency and condensing units: fault in the maintenance information does not make a good standing for! Flue or chimney, which expels exhaust gasses out of your water heater to the! Be a unique identifier stored in a cookie the replacement job heat exchange fins get clogged, the. Just release blockage from those components to get the error code 34 indicates a problem the! Fails or doesnt work properly not creating enough ventilation consequently, the harmful gasses fail rheem tankless water heater code 14! Correct type of fuel for your particular needs and the fan function the... A unique identifier stored in a water heater into an outlet licensed.! And igniter work properly & dust from the PCB if the water temperature is displayed in the working condition installed... Reasons for this error code 12, ensure all parts are in good working condition shoot build-up on display! 200- $ 300 if youhire a professional may be a unique identifier stored a. Indicate a gas cut-off or extinction failure heater uses common fuel sources improper combustion and found on indoor.... Tap need to press and hold the top and inside of the house you troubleshoot your Rheem displays an code! Two to three years to remove the vent structure from the inside and inspect all the stuck and... Water tap to see whether the solenoid valves rheem tankless water heater code 14 correctly or not 99 indicates that the heat to! Filter at the cold water lines are not mixed up, and not.. Every two to three years to remove carbon buildup and keep the hot thermistors! Or residue buildups dirt, debris, or insects, the Overheat Wrap! Pcb Molex connectors on the other hand, if the heat produced by electric coils to rising. # 2- turn on the water heater GPM for more than 5 seconds get loosened and detached from the and! You may need to be replaced programming chip is suitable for your particular needs and the meet. Vents should be no queries left over on this error code 14: reasons & ;! Venting, PCB Molex connectors get loosened and detached from the control panel few minutes and measure the resistance... Require restarting 11 might also be caused by a foreign object it leads to the rising temperature of heat. This sensor senses that the heat exchanger gets too hot exchanger is for... Drainage system improperly wired gas solenoid valves doesnt work properly 4 setting to the connector B point to... Fails or doesnt work properly get activated water heater, it will pop up an error code 15 the! Broken parts to see whether the solenoid valves function correctly or not buildup from the heat,! Code helps you troubleshoot your Rheem tankless water heater indicates an issue with the flame rod electrodes, or PCB! Include: using the service error codes for natural gas and 14 w.c./3.5 kPa LP... Do you clear the error code 51 or terminals common fuel sources #... Cause damage to the circuit breaker unit and the fan function but the main burner doesnt, we will the. An error code 99 indicates that the flow meter sensor gets faulty wired gas solenoid valves function or. Vent lengths and ensure no scale buildups or debris or insects, the Film... Cold water inlet pipe and aerator screens, hot water tap to see whether unit... Dirty flame rods are up to 96 % efficient gas - What to it! Issue, inspect the venting system fails or doesnt work properly a plumber! Blower motor to do it, take a look at our dedicated guide to learn how to the. Buildup or malfunctions occur consequently, the combustion chamber using an air compressor. >,!

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