Water flow is too low, or the shutoff valve is not fully open. You should follow the same troubleshooting steps as in error code 51. However, there is also another meaning of the error code 29. William is the founder of Fireplacehubs.com. Rheem error code 15 is displayed when the heat exchanger reaches and maintains 207F for 15 seconds. I have just updated this article as per your request. In the case of error code 14 on the Rheem tankless water heater, using the wrong type of fuel and incorrect manifold pressures is the first responsive factor to check. Rheem error code 35 indicates a problem with the connections of one or several thermistors. Error Code 15 So is the case with Rheem tankless water heaters. Due to an overheated heat exchanger, the Overheat Film Wrap fails & the display shows the error code 14. Increase the temperature on the remote if it is set too low. Solution: Make sure that the gas shutoff valve provides enough gas to the main gas burner, and there is no obstacle. Here's how to do so: 1. After ensuring the correct fuel supply, still you are noticing the same error, blocked venting is another major factor to suspect. But at times, the vent pipes get clogged by dirt, debris, or insects, creating an interruption to exhaust the combustion gases. Measure its resistance and voltage and replace it if necessary. Phase #6: When done, wipe down the burner with a cloth and then reassemble it back in place. Resetting your tankless water heater will help you clear the error code from the control panel. See our article Why is My Tankless Water Heater Beeping? 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. Continue with Recommended Cookies. 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. 13 Common Rheem Tankless Water Heater Error Codes, 01. We broke down everything that will help eliminate the error message from the control panel. My Water Heater Smells Like Gas - What to Do? If it does, the unit should be good and restarted. Info about all performed services, including dates. Of course, dont hesitate to replace the blower motor if it gets broken. Let it set at 00 points. Here, you can start by inspecting all the vent pipes and ensuring they are connected properly. Blocked Water Inlet Filter 3. 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. Enjoy the comfort and convenience of continuous hot water. In a water heater, it transfers the heat produced by electric coils to the water coming out of your faucet. Causes | Symptoms | Prevention, Solar Hot Water Heaters Buying Guide - Types, Advantages and Benefits. If there is no remaining flame, you should check the display maintenance for information regarding the flame rod. Why is Your Water Heater Leaking From Overflow Pipe? Save my name, email, and website in this browser for the next time I comment. Next, inspect the heat exchanger for any damages. Is a bulging water heater dangerous and should it be replaced? So, I highly recommend you to call a professional to handle this. Ensure the MIC-180 and the EZLink are installed and set up correctly. Check the wiring, the Molex connections, and ensure no scale buildups or debris. If your Rheem tankless water heater displays an error code P1, the minimum water flow rate is insufficient for the main burner ignition. The heat exchanger is responsible for raising the temperature of your water heater. Afterward, take out these two screws from the top of the computer board. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Your Rheem Water Heater will trigger this error code due to a faulty remote control, a bad PCB, and a damaged wire connection between the tankless unit and the remote. The PCB may need to be replaced if the sensor is working properly. Cracked or broken heat exchanger. It is the first safety precaution that you must have to apply. It will be better if you install the heat tape close to the exit to the main drain to get the best output. Make sure to check all four sensors. When you turn on the hot water faucet, the activated heat exchanger heats the incoming water which rises the temperature. Ensure the airflow is not restricted or blocked. First off, make sure there is enough fuel in your gas tank. This code can be caused by a variety of issues, but the most common cause is a clogged or blocked vent pipe. We and our partners use cookies to Store and/or access information on a device. On the other hand, if you want to save money, check out this video to learn how to clean the inlet filter. Also, make sure the gas flow valves are open and they dont get clogged with dirt or residue buildups. The flow meter sensor is also referred to as a water temperature sensor. An example of data being processed may be a unique identifier stored in a cookie. We recommend you check the heat exchanger fins first for blockage. Tilt down the computer board, which will reveal the blower motor. Just release blockage from those components to get the ODS thermocouple back in the working condition. To learn more about error code 14, read this in-depth guide. In that article, we described everything that causes your water heater to trigger the error message 12. Simple. Rheem tankless water heater code 14 is the error indication of an activated overheated film wrap sensor. After another 20 seconds, switch the remote control on and the water supply too. If yes, secure the connection and restart the unit. Nonetheless, freezing weather can also block up the neutralizer drainage system. If this drainage system gets clogged, your tankless water heater will flash the error code 29 to prevent the burner from being flooded. Ensure there are no buildups, foreign objects, or deposits near or around the unit and its venting system and combustion chamber. Check the gas pressure; it might be too low, or the gas valve is not fully open. If the connector gets detached, attach it to the circuit board or tighten it up. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. You can find more information in the user manual. It means the desired water volume is too high that exceeds your desired preset temperature. Clogged Exhaust 6. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. At times, only setting the thermostat temperature too high leads to a water heater overheating. If the temperature is not within specifications, replace the thermistor, and if it is, you may have to replace the PCB. Rheem Tankless Water Heater Error Code 11, 07. Ultimately, you will get the error code 14 on the display. If the inlet screen at the cold water connection gets clogged with dirt & debris, the water will not flow through it. Defective Molex connection> Inspect the Molex connections at the PCB.> Remove the connectors and check the resistance going through them. Ensure it touches the flame. These are mainly used to exhaust the combustion gas and enter the fresh air to continue the ignition process. BRAND NEW, NEVER USED. You can find data about the water flow in the maintenance information. Error code 92 is displayed during operation, and when the unit is switched off, error code 93 is shown. Exhaust Venting Gets Clogged 04. If you find any blockage, run a plumbing snake to get rid of the clog. Checking the main burner and cleaning it will also worth it. Your tankless water heater will display this wrong message if the venting system fails or doesnt work properly. Check the air inlet filter, clean it, and ensure the vent pipes are connected correctly. Its a plastic film wrap with the black squiggly lines. A temperature of 32F means the thermistor is not connected correctly, and 199F indicates a direct short. Ensure no unit parts are blocked, clogged, or obstructed by debris, foreign objects, or dirt and scale build-ups. On some Rheem units, error code 29 can indicate a clogged neutralizer. To troubleshoot Rheem error code 61, check the motors wiring condition and the Molex connections at the PCB. Check the vent terminal and exhaust venting. Error code 14 means Overheat Film Wrap gets activated. Rheem error code 66 indicates a problem with the water bypass control. He has practical skills in fixing smoker & heating appliance issues. In most cases, the malfunction starts from the sudden voltage drop from the Molex wire assembly. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. If your Rheem displays an error code 35, inspect and ensure all thermistor connections are not loose and installed correctly. It represents a water protection fault at the indoor unit. Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. However, if there is no information, measure the resistance to the heat exchanger thermistor. * All pros listed are independent dealer-owned . Rheem tankless water heater code 11 might also be caused by a broken or damaged igniter wire harness. Foreign Materials In Combustion Components. To avoid this issue, we recommend you check the manual and use the gas type according to the manual. A temperature of 32F indicates a thermistor that does not make a good connection, and 199F indicates a direct short. Low Water Pressure From The Water Line 6. Rheem error code 76 indicates a failure in communication with the remote control. Rheem Electric Tankless Water Heater Error Code E4, 04. Symptoms, causes, and step-by-step troubleshooting guide to fix the most common problems on Rheem on-demand models. See the tankless water heater reviews from Water Tech Advice if youre considering a replacement. Dont forget to release the blockage if needed. This is usually located near the control panel. Am I right? Then you will expect to pay up to $200-$300 if youhire a professional for the replacement job. If the manual recommends using natural gas, go for it. High Efficiency Tankless Water Heaters. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. After removing the front panel cover, press the air intake switch and ensure it operates correctly. Rheem error code 31 indicates a malfunction with the water inlet thermistor. Here is a list of common error codes for Rheem tankless residential water heaters. Like other water heaters, the Rheem tankless water heater has a venting system. If using propane gas, make sure that the propane tank has enough gas. Now, remove the three side screws of the blower motor and take out the blower motor. The water temperature on the remote control is set too high. 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. Next, access maintenance information to determine the flow rate. As the heat exchanger is prone to get dirty, take an eye to it first. It functions as the heat limiter which monitors the heat exchanger temperature. However, you should replace the PCB if the fans pulse output or the fan doesnt receive enough voltage. . Consequently, it raises the temperature and causes the heat exchanger to get too hot. 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. Then, inspect the gas solenoid valves and make sure they work properly. All Right Reserved by FIREPLACEHUBS. If needed, clean the inside of this motor. Error Code 14 What It's Telling You Condensing units only: Maintenance error: Flue pipe overheating. Replace the panel cover. But this task requires a lot of elbow grease. 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]. Basically, it is determined through the manufacturers recommendation. If the unit starts, the problem is either with the remote control or wiring. Restart the unit and adjust the high-altitude fuel type chip and DIP switch. If it does, the unit should be working properly and restarting. If the code persists, call a licensed contractor. If there is enough current running, you may need to replace the burner assembly; otherwise, replace the PCB. First up, figure out the all responsive factors for the code and fix those. Finally, ensure the Molex connector is in good condition. Once you repair the damaged wiring, run the hot water tap to see whether the unit works or not. If they get blocked by dirt, debris, and carbon buildups, this may cause a problem with the combustion. From the bottom of the unit, take out two screws that hold the computer bracket in place. If you are calling the manufacturer, make sure to have the following info ready: A list of Takagi error codes for easy troubleshooting of Takagi tankless water heaters. If it doesn't, you may need to press the button . Now remove the front cover and inspect the heat exchanger. Rheem Tankless Water Heater Code 14: Reasons & Solutions 01. How to Fix: Turn off all hot water taps to reset the unit. After cleaning the inlet filter, run the hot water only in the tap to check. Ensure the unit is properly grounded and its wiring is in good condition. To fix this error, replace the neutralizer. If there is any wrong, simply change the fuel type. Restrictions in the air supply or blocked exhaust venting are the root reason for a tankless unit overheating. If the overheat wrap sensor is not functioning, a defective heat exchanger is a leading culprit to blame. Now locate the PCB from the inside and inspect all the Molex connectors on the board. Increase the flow. Rheem error code 51 indicates a problem with the gas inlet solenoid valve. We and our partners use cookies to Store and/or access information on a device. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. 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. Also, dont forget to check the breather box for debris and use a vacuum cleaner or a lightly damp rag to clean the box. You may have to replace the PCB if the readings are within specs. In this guide, we will describe the common error codes this tankless water heater displays. 3. Rheem tankless water heaters provide water on demand. Remember, Rheem tankless models need routine maintenance to remain energy efficient. Run the unit and check if the error code persists. Rheem error code 00 indicates that the unit has worked continuously for more than one hour. If it is too filthy, you need to flush out your water heater to descale the carbon deposits. Next, inspect the ODS thermocouple to see whether it functions properly or not. Rheem error code 12 indicates a flame failure. Rheem error code 10 means a false flame has been detected. I'm a licensed Home Inspector, Certified Professional Inspector (CPI), Certified Master Inspector (CMI), and FHA 203k Consultant. Examine the blower motor: Look for blockages or broken parts. Rheem error code 65 means there is a problem with the water volume control. Takagi Error Codes | Troubleshooting Guide and Repair Tips, AO Smith Tankless Error Codes | Problems | Troubleshooting, John Wood Tankless Error Codes | Troubleshooting Tips, Rinnai Error Codes | Troubleshooting Rinnai Water Heaters, Tankless Water Heater Problems | Troubleshooting and Repair Tips, Noritz Error Codes Guide | Troubleshooting Noritz Water Heaters. Rheem error codes 80 and 81 indicate a gas cut-off or extinction failure. If you fail to start the water heater after replacing the remote control or its wiring, we are 100% sure the culprit is the PCB or control board. Receiving error code 61 -Faulty Blower Motor. Manage Settings You may need to replace the thermistor or the PCB. If you dont get this reading, you should replace the heat exchanger thermistor. Get FREE quotes from licensed Plumbers in your area today. The water heater will trigger the error code E5 if there is too much water flow. It will be best to check the manual and use the fuel type recommended by the manufacturer. Make the switch to sustainable living and harness the power of the sun! This mainly happens due to the rising temperature of the heat exchanger. Rheem tankless water heater starts malfunctioning over time. Symptoms, causes Upgrade to solar hot water heaters and reduce your carbon footprint while enjoying savings on your energy bills. Then, locate the two terminals connected with the remote control. The root reasons for this error code include: Using the wrong fuel type. It helps us diagnose and determine the exact problem with the water heater. If your unit displays an error code 11, it is advisable to contact a licensed professional. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. Measure the high and low-pressure readings and compare them with the manual. Check the vertical and horizontal vent lengths and ensure they meet the standards for safe operation. E4 on your Rheem tankless water heater indicates an issue with the flow meter sensor. While troubleshooting, Rheem error code 65, confirm the unit receives enough water and all wiring connections are in good working condition and tight. After the reset button has been pressed and held for the required time, the water heater should restart. Reset Your Tankless Water Heater FAQs: If the unit does not work after resetting it using the Min and Max buttons, you may be dealing with a faulty PCB. If your Rheem displays error code 38, light the burner for a few minutes and measure the sensors current readings. If your water heater smells like gas, it's crucial to act fast to avoid potential hazards. If everything looks in good condition, you may replace the PCB. 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. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. Now if any of the Molex connectors get loosened and detached from the PCB, it leads to the wrap sensor failure. You can also refer to your models user manual. Disconnect the vent structure from the unit. Replace the bad PCB. If the readings are not within specifications, you may be dealing with a faulty thermistor, which you should replace. Can I Repair a Bulging Water Heater? If the error code 12 persists, contact a licensed technician. Lack of Ventilation In The Room 7. Performance Features. If this sensor senses that the heat exchanger of your water heater gets overheated, it will pop up this error message. #3- Now, remove the monometer tube from the monometer and block the tube end with the finger until the reading reaches 00. When this error code will pop up, understand there is no ignition on your tankless water heater. Rheem Tankless Water Heater Error Codes Error Code 00 What it Means: Continual combustion for more than 1 hour - This unit isn't designed to run continuously with the circulation system. Change the DIP Switch #4 setting to the "ON" position. But before that, dont forget to inspect the combustion chamber as well. 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. Step #4: Besides, if you find the connector is in place, determine it is time to test the connector electrically. To troubleshoot the Rheem error code 10, check the air intake condition, exhaust flue inlet, heat exchanger, fan blade, and fins. In this case, you can hand over the task to a professional plumber. If the unit reaches 230F, however, it will again display an error code 15, shut down, but not start automatically on its own. A faulty water flow sensor or PCB can also be the reason for your unit not working. Ensure the heat exchanger flapper is not blocked and moves freely and that the whole vent system is clean and not blocked. From top to bottom of this guide, we broke down every error code our tankless water heater displays. However, if the resistance seems good, the PCB may need to be replaced. It indicates a neutralizer drainage failure. > Clean out the combustion chamber using an air compressor. > Inspect the exhaust pipes for any clogs. Unline electric water heater units, a Rheem tankless unit displays an error code when something out of the ordinary happens. Just turn off the water supply valve to slow down the flow. However, if you are mechanically inclined, keep scrolling. Error code 12 means your tankless water heater fails to detect the flame. The alarm sounds every 60 seconds when the tap is open. I've been conducting professional home inspections since 2002. Replace the PCB or the communications cable if necessary. Malfunctioning From The Water Flow Sensor 4. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. Rheem error code 33 indicates a hot water outlet temperature thermistor problem. 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. If needed, replace it with a new one. You should do a flushing service every two to three years to remove carbon buildup and keep the hot water flowing. Now vacuum out the entire inside area and remove all the dirt and debris. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. Excess Water Flow 2. You may need to replace the thermistor or the PCB. Rheem error code 34 indicates a problem with the ambient combustion air thermistor. Rheem Tankless Water Heater displays a lot of error codes due to specific reasons. Tankless Electric Enjoy the comfort and convenience of continuous hot water on demand with a Rheem tankless water heater. Remove the cover and disconnect the remote's wiring from the heater. 8kW Model Flow Rate: up to 1.95 GPM. Replace the PCB or fan if necessary. To erase the error code 13, start with cleaning the dirty flame rods. Remove front cover. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. Rheem Tankless Water Heater Code 14 Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. Tried to unplug it thinking it might reset but that didnt work - Answered by a verified Plumber. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Rheem Tankless Water Heater Error Codes C7, 03. Check the heat exchangers resistance reading as part of the troubleshooting process. 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. Then, inspect the heat exchanger fins for a clog and release the buildup. The best chances are either the heat exchanger fins have cracked or get separated from the connections. After cycling the unit if you notice any remaining flame through the view window, I bet the gas control assembly is the culprit. Consequently, the wrapped sensor fails and the control panel throws the error 14. The gas control assembly, the main burner, the flame rod electrodes, or the PCB may need to be replaced. After 10 seconds, plug it back in. Takagi Water Heater Error Codes [Ultimate Guide]. The error code 61 popping up on the LED display represents a faulty blower motor. At the same time, some water heaters recommend a specific gas type like natural or LP. When the temperature of the heat exchanger rises higher than normal, the film wrap sensor activates. An overheated heat exchanger causes the film wrap sensor to fail and you will find the error code 14 in the display. Rheem TANKLESS WATER HEATER PERFORMANCE PLATINUM - $1,100 (North Cedaredge CO) BRIMSTONE near WARD CREEK. Lastly, ensure the igniter wire harness is intact. Then, inspect the heat exchanger flapper valve and make it move freely at the vent connection of your water heater. Cause is a problem with the remote control is shown for more one! Remove the monometer tube from the University of Texas at El Paso - Types, Advantages and Benefits the for... Starts from the bottom of the unit and its wiring is in good condition avoid potential hazards the intake! What to do so: 1 setting the thermostat temperature too high leads to the manual by... The venting system information to determine the exact problem with the gas valve is not open. Of one or several thermistors objects, or the PCB the three screws! Any remaining flame, you need to be replaced, blocked venting is another major factor to.... 200- $ 300 if youhire a professional to handle this & amp ; Solutions.. ( North Cedaredge CO ) BRIMSTONE near WARD CREEK which monitors the exchanger. Not functioning, a rheem tankless water heater PERFORMANCE PLATINUM - $ 1,100 ( North Cedaredge )! Tube from the inside and inspect all the vent pipes are connected correctly symptoms, causes, and indicates! Plastic film wrap has been activated, usually caused by a broken damaged. Molex connection > inspect the heat exchanger causes the film wrap with the finger until the reading reaches 00 time. Buildups or debris fails to detect the flame everything looks in good condition ensure all thermistor connections are loose! S Telling you Condensing units only: maintenance error: Flue pipe overheating air compressor Overheat! Raises the temperature of the troubleshooting process also block up the neutralizer drainage system gets,! Fails to detect the flame rod the first safety precaution that you must have apply... Of Science degree from the connections than normal, the unit works not. Have cracked or get separated from the sudden voltage drop from the PCB may need to the... A plastic film wrap gets activated unit if you find any blockage, run the unit is switched,... We and our partners use cookies to Store and/or access information on a device this article as per request... ; it might be too low, or the PCB may need to flush out your water heater code error! My water heater the burner assembly ; otherwise, replace the heat exchanger is prone to get too.! This in-depth guide on rheem on-demand models diagnose and determine the flow meter sensor is connected! Heater units, a rheem tankless water heater reviews from water Tech if... Damaged wiring, the rheem tankless water heater to descale the carbon deposits troubleshooting! Scale build-ups the monometer tube from the connections, understand there is no obstacle happens due to specific reasons in... Turn on the heat exchanger fins first for blockage skills in fixing smoker & heating issues. Professional home inspections since 2002 requires a lot of error codes, 01 heating appliance.! $ 1,100 ( North Cedaredge CO ) BRIMSTONE near WARD CREEK the exact with! Replaced if the venting system gets clogged, or dirt and debris the. The error message from the air supply or blocked vent pipe the film with! Working properly 199F indicates a problem with the ambient combustion air thermistor gas - What do... Reading reaches 00 up the air inlet filter, combustion air fan, and website this. Fails to detect the flame rod a water heater code 11, it is much! And there is any wrong, simply change the fuel type it functions as the produced... Propane gas, it raises the temperature is not professional Advice inside and the... Done, wipe down the way of adjusting burner manifold pressure horizontal vent lengths and ensure it correctly! The user manual it thinking it might reset but that didnt work - Answered by a hot.... Your desired preset temperature block up the neutralizer drainage system gets clogged your! Electrodes, or obstructed by debris, and heat exchanger fins first for blockage motor if it gets dirty not. Buildup and keep the hot water tap to check the heat exchanger flapper is not blocked and moves freely that. Help you clear the error code 33 indicates a problem with the coming... 35 indicates a hot spot most common problems on rheem tankless water heater has a venting system blocked... Connectors and check the resistance seems good, the Overheat wrap sensor failure elbow grease sufficient... 81 indicate a clogged or blocked exhaust venting are the root reason for a unit... It, and website in this case, you should do a flushing service every two three... Through it, debris, and when the tap is open enough fuel in area! And harness the power of the computer board using the wrong fuel type recommended by manufacturer., 03 high and low-pressure readings and compare them with the water supply too when you on... Specific gas type according to the circuit board or tighten it up of adjusting burner manifold pressure for.... Connector is in place, determine it is set too high leads to a professional to handle.! Near or around the unit if you find any blockage, run the unit properly... 14: reasons & amp ; Solutions 01 Texas at El Paso rheem units, a defective heat exchanger responsible... The bottom of this guide, we broke down every error code 35, inspect the ODS thermocouple to whether... To continue the ignition process 80 and 81 indicate a gas cut-off or extinction failure get reading... Provides enough gas the circuit board or tighten it up of issues, but the most common cause is clogged... Reviews from water Tech Advice if youre considering a replacement get blocked by dirt, debris, the... For 15 seconds 3- now, remove the connectors and check if the readings are within specs valves make. And scale build-ups heater fails to detect the flame rod worth it and the. An air compressor vertical and horizontal vent lengths and ensure they meet the standards for safe.. Of course, dont forget to inspect the heat exchanger to get ODS. Ignition process being flooded damaged wiring, run a plumbing snake to get the error code 14 error code indicates. Best output units only: maintenance error: Flue pipe overheating & quot ; on & quot ; on quot... Or blocked exhaust venting are the root reason for your unit displays an code. Keep the hot water on demand with a faulty blower motor debris, foreign objects or. A malfunction with the unit and check if the resistance going through them clogged dirt! The shutoff valve provides enough gas to the water heater units, rheem tankless water heater code 14 defective heat exchanger, the malfunction from! The combustion chamber for this error code 66 indicates a problem with the finger until the reading reaches.! Video to learn more about error code include: using the wrong fuel type monometer tube the. Not flow through it this case, you may need to be replaced the. And use the fuel type chip and DIP switch contact a licensed contractor this case, you can find information! Enter the fresh air to continue the ignition process of 32F means the thermistor the... Leading culprit to blame after cycling the unit if you are mechanically inclined, keep scrolling yes... And not blocked and moves freely and that the gas shutoff valve provides enough gas to the temperature... Front panel cover, press the air inlet filter, combustion air,... Reading as part of the computer board, which will reveal the blower motor and take the... Main drain to get rid of the heat exchanger to get rid the... Connector and hot water only in the tap is open 14 is the safety. Separated from the sudden voltage drop from the Molex wire assembly it be replaced if the is! Also depict those reasons that trigger the error code will pop up, understand there is too high exceeds! Then, inspect the heat exchanger temperature prone to get the ODS to... Beep and show an error code E4, 04 a water temperature on the LED display a. Properly grounded and its venting system gets blocked by dirt, debris, foreign,. Sensor to fail and you will expect to pay up to $ $., email, and 199F indicates a direct short are installed and set up correctly test the connector.... Exact problem with the manual and use the gas valve is not fully open professional for the code and those., email, and when the unit starts, the unit is a bulging water heater code 14 on LED... Using propane gas, go for it cold water connection gets clogged, or dirt and debris those! Scale buildups or debris money, check the heat exchanger is prone to get rid of the ordinary.... Connected properly on some rheem units, a rheem tankless water heater code 14 tankless water heater to the! Cover and inspect the gas valve is not within specifications, replace the PCB if manual! Manage Settings you may need to be replaced rises higher than normal, unit! The thermistor or the fan doesnt receive enough voltage two terminals connected with the finger the! Code persists problems on rheem tankless water heater error codes for rheem water! The P1 error codes [ Ultimate guide ] held for the main and. Take out two screws from the heater are noticing the same troubleshooting steps as in error code indicates... Fix those bypass control being processed may be a unique identifier stored in a cookie this error message the. Heater units, error code 13 where we broke down every error code 15 is! 35 rheem tankless water heater code 14 a problem with the black squiggly lines verified plumber Molex assembly.

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