As such, you will be required to slow down the flow rate. The EcoSmart tankless water heater is acquitted with 2-4 thermostats. Clean it up with a thin wire brush. The gas line, meter, and regulators all should work correctly. Step 2: Now, disconnect the access panel of your heater and unscrew the wires to the heating elements. Before tightening the locknut, re-test the system pressure using a pressure gauge. Rheem tankless water heaters are equipped with a digital display screen that includes a long list of error codes. Excess Water Flow 2. How to Fix: Check to make sure theres no damage to the wiring harness or motor and all connections are tight. It interprets that there is a problem with the flame sensing device. It is just a short fix for this error code. This is because there is a temporary troubleshoot that you can perform. Complete Guide 2022, How To Fix Your Water Heater Leaking From The Top 2022, Water Heater Leaking From The Bottom? I have not tried the "reset" mentioned in the article because I'm not sure where the air would come from to drain it if it's completely connected to the rest of the house's water supply. However, the water will not reach the desired temperature. The EcoSmart tankless water heater is not rated or designed to heat at temperatures over 140 degrees. 14. Thus, Rheem electric tankless water heater E5 code appears. As always, your best resource is your owners manual since it'll have the specific information you need for your model. Also, check the thermistor for any limescale build-up and clean it if required. We earn a commission if you purchase at no additional cost to you. Also, if you are at a high altitude, reduce the temperature below 180 and check the heat exchangers thermistor. Thankfully, Rheem has incorporated an in-depth error code system, with each code corresponding to a specific problem with the heater. Then close the hot water shut-off valve. Corrosion or scale buildup in the heat exchanger is the leading reason in case of error code E5 in the Rheem tankless water heater. Once the EcoSmart tankless water heater gets the correct amount of incoming power, your EcoSmart system LED will display the selected temperature. First of all, examine the remote controls wiring and find out the loose or damaged connections. First off, locate and turn the water valve to the off position. The electronic control board will display the current temperature, but the unit is not working at all. Had a 99 error code. new electric tankless Rheem 18kw giving E5 code with shower on. Your water heater may have reached its capacity, which would cause it to turn off unexpectedly in the middle of your shower. > Make sure the condensation trap is blockage-free and installed properlyCorrosion build-up in the heat exchanger> Clean or replace the corroded heat exchanger.Defective combustion fan motor> Replace the faulty fan motor.Problem with the main burner> Inspect the burner assembly and blow down the dirt using compressed air.> Ensure the burner ribbons are seated properly. Complete Guide 2022, How To Test Water Heater Thermostat? Detach all wirings, PC board, and remote control, and then reconnect. Take off the filter and check the air intake line to see if it is dirty. airheatman is online now Related HVAC Questions Continue reading our following comprehensive guide to getting rid of the error code ASAP. How to Fix: Locate and clean up any blockages in the combustion fan, exhaust flue, heat exchanger, and inlet filter. [Fixed], Honeywell Water Heater Gas Valve Reset (How-To Guide), 15 Common Rheem Error Codes [Ultimate Guide], Top 5 Navien Tankless Water Heater Problems [Fixed], Whirlpool Duet Dryer No Power To Control Panel (Causes + Solutions). Wait! Now, examine the flame rod to ensure it is operating as it should. Follow the below step-by-step guide to fix the combustion issue from your water heater: Whenever you encounter a combustion problem in your tankless water heater, making the air filter blockage free is a must to fix the issue. Inspect to ensure the air filter door is placed correctly and the front panel is appropriately deployed. In this article, we will look at the main Rheem error codes, what they mean, and how you can address them. How to Fix: Check to ensure all vent and heat exchange components are clean and properly connected. Keep going at it till the wire brush comes out clean. If there is any faulty cable, you can terminate it and hook the remote control directly to the terminal on the PCB. } The next step is to take off the heaters front panel so you can get to the limit control switch. Ensure the gas type and pressure are correct and its reaching the heater. New tankless water heater heater. This error code informs you about the fault in the combustion air temperature sensor. Note: You can also read how to fix Rheem water heater 6 3 flashes. Then, we adjust the pressure regulator. Sediment Deposits In The Heating System 5. { Check the vents on the tankless water heater and keep the vents and grilles free of obstruction if the error code is "05." Wipe the vents and grilles with a damp cloth to remove dirt or debris. Apart from these, defective combustion systems, problems with the main burner or pilot, and faulty motor are other culprits responsible for throwing this error code. Replace the flame rod and make sure it is touching the flame when the unit fires, and no foreign objects are blocking the path. This code indicates that maybe the vent exhaust or air intake is blocked. Using this chart may help you diagnose and/or fix a problem you may be experiencing. To do so: Why is an Error E5 Showing on my Rheem Tankless Water Heater? Cold shower not my idea of fun. The EcoSmart tankless water heater needs 208 volts or higher to run correctly. And lets not forget the annoying beeping sounds from a faulty combustion alarm. Error Code 05 What it Means: Imperfect Combustion - The system is dirty or blocked. The E5 code appearing on your heaters display due to one or more reasons like too much water flow, incorrect gas pressure, blocked air intake, clogged exhaust, dirty air filter, lack of airflow in the room, and corroded heat exchanger. Your heater has a piece of equipment called a gas pressure regulator. Now, remove all the blockages from the vents and where it ends outside. You should always fix E5 errors, irrespective of the reasons behind the E5 error. So, it is time to time to clean the venting following the below ways. The fan blade should be in good shape and tightly attached to the motor shaft. Over heating. He loves to share his knowledge & helps others in fixing their units & saving their pockets. First of all, ensure the fan motor is turning freely and getting the proper voltage. Replace the rod, making sure it touches the flame when firing and there are no foreign materials getting in the way. The E5 error code refers to the Pressure Switch which can be caused by a motor problem or the voltage of the power supply is too low. Perhaps, the pipes are not appropriately attached to the vent thermal. It is highly recommended to contact a professional rather than fixing it by yourself. Fireplacehubs.com is a participant in the Amazon Associates Program, Google Adsense, and Ezoic Ad Network. This article will find symptoms, causes, and steps on how to reset Rheem tankless water heater. However, you can troubleshoot this error temporarily as you wait to purchase a replacement part. Thankfully, Rheems water heaters provide an error code when something goes wrong. Whenever he finds the perfect solutions to any issues of heating appliances after doing in-depth research, he loves to share them with his readers. I have a new Rheem RTEX-24 on the 2nd floor replacing a typical tank-style heater installed by licenced plumbers I have used before with no issue. When you shop through links on our site, we may earn an affiliate commission. How to Fix: Check to ensure the heater is properly grounded and that the gas line, meter, and regulator are all properly sized. Open the faucet to drain the remaining water from the heater. If still, the error E5 is displaying on the heater control panel, it is sure the faulty fan motor is now to be blamed. A blocked exhaust is often the reason behind faulty combustion alarms. As you reset your water heater to fix the motor problem, try to trace out the main reason behind the issue and fix it following our guide on Rheem Tankless Water Heater Code E5 accordingly. Then, test the heat exchanger for separations or cracks. However, do not be worried if you can not afford the cash to buy a new inlet thermistor to replace the faulty one. Rheem tankless water heater error codes P1 indicates that the water flow rate is too low, but the device is still working. Fortunately, as a DIYer, you can quickly solve most of these issues without extensive technical knowledge. To fix the E5 issue, ensure the correct gas pressure, adequate water flows, blockage-free air intake & exhaust, and proper ventilation in the room where you place your water heater. Below, we'll explain how to read codes on your gas heater and what you should do to rectify the situation. Waterheateradvisors.Com Is A Participant In The Amazon Services LLC Associates Program, An Affiliate Advertising Program Designed To Provide A Means For Sites To Earn Advertising Fees By Advertising And Linking To Amazon.Com. I initially wanted a much larger one but he talked me into the Rheem 13 KW 2.54 GPM. It is advisable to seek or contact a professional technician to fix the error in such a situation.However, you can fix it yourself if you have knowledge and skills about circuitry and wiring. Then, Ohm it. All content found on this website is intended for informational and educational purposes only. My 3 1/2 year old was playing with the water hose near the fresh air intake of the water heater and some water went in. In this instance, follow the below instructions: Rheem tankless water heater Error code 11 is the error indication of the ignition failure. Probably not. The cookie is used to store the user consent for the cookies in the category "Analytics". : Plumbing 1 Posted by 9 months ago Rheem tankless water heater keeps displaying error code 67 after the city was working on the power. Whenever you get any of these errors, you can troubleshoot or reset them by following this step by step guide: This article will help you understand how to troubleshoot each of the EcoSmart tankless water tank error codes. That means a bad motor is interrupting the combustion system, leading to the error E5. Inspect the air intake pipe and exhaust outlet of your water heater. You cant afford to ignore this code, as you run the risk of spending more to get a replacement for damaged parts. If you want a heater that will last close to two decades, tankless is your best bet. Why is Your Water Heater Leaking From Overflow Pipe? } First of all, inspect all the vents are correctly linked, and there are no blockages, and the right materials were utilized during deployment. Consult your owners manual to find out exactly where you need to look. The wiring should not be damaged and also provide the required voltage. S103 error code - an error on low voltage. Ignition failure at start up. Replace the gas control valve, if necessary. A higher than standard flow rate will not heat water. The required minimum gas pressure may be different for different models. The bathtub has a water volume of 3.5 gallons per minute to 8 gallons per minute. Flame failure during operation. Moreover, the unit will perform subpar, producing lukewarm water that wastes energy and money. Also, make sure that there are no plumbing or technical problems such as crossovers. window.mc4wp.listeners.push( From https://www.justanswer.com/ythiJustAnswer Customer from Dunnellon, Florida: we have a rheem electric tankless water heater with E5 code and are not gett. Dirty Air Filter 4. It was pitched to the exterior that ended in a vertical 90 out a wall. Issues affecting the thermistor, such as wiring. If the gas pressure is inadequate, incomplete combustion will take place resulting in incomplete combustion. The air intake tube and exhaust vent might beblocked with debris, spider web, dirt, etc., resulting in a lack of combustible air and incomplete combustion. Finally, you have to inspect the fan blade to make sure it is attached firmly to the motor shaft and spins freely. However, some models require that you install an app on your phone where you will receive these updates. Let's explore the reasons why you keep getting error E5. Every electric water heater has a reset button, and with good reason. Rheem water heaters may function if the E5 error code is not severe. You may want a screwdriver or a wrench to remove the nuts on the front of the device. It will trip as soon as the water is heated to an extreme temperature. How to Fix: Check the sensor wiring for any damage and clean off any scale. E5 is an error due to the high flow rate. If necessary, turn in more. In some instances, your EcoSmart tankless water heater will display an error code. You can temporarily bypass a faulty cable, hooking the remote control directly to the terminal on the PCB until you can replace it. Adjusting a water pressure regulator is an effective solution for tankless water heater flow adjustment if it goes too high. However, it would be best if you got the right tools for a perfect DIY job. Resolving EcoSmart Water Heater Error Codes, Other Troubleshooting Tankless Water Heater Error Code Guides, Troubleshooting Tankless Water Heater Error Codes, Troubleshooting Tankless Water Heater Error Codes: Rinnai, Troubleshooting Tankless Water Heater Error Codes: Rheem, Troubleshooting Tankless Water Heater Error Codes: Navien, Troubleshooting Tankless Water Heater Error Codes: Noritz, Troubleshooting Titan Tankless Water Heater Problems, Troubleshooting EcoSmart Tankless Water Heater Error Codes, Troubleshooting Tankless Water Heater Error Codes: Bosch. Make sure there are no restrictions to the air flow. So, there will be no chance of pitting the stainless steel. The Rheem tankless water heater code means that incomplete combustion is taking place in your heater or it may be that the water flow is too high. The water flow rate in tankless water heaters must not exceed 12.3 liters, or 3.25 gallons, per minute. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Now measure the water pressure. What to do. Anyway, there are some major reasons why the unit is not able to vent or combust air properly. It is better to call a professional plumber for Rheem tankless water heater error code 11 fix. This will reboot your water heater and clear the error from the control panel display. Rheem Tankless water heater code E5 is a diagnostic alarm from the control panel. Unthread the cap at the very center of the regulator. But in case the water pressure reaches above 80 PSI, be sure it is definitely time to lower the water pressure. Running every faucet at once may overwhelm your heater and fail to heat. Not yet. . For example, this could be due to a power surge or power malfunction. Here are some general steps: When there is a problem with your Rheem tankless water heater, it will display an error code, either on the digital display or on a smartphone app. It is highly recommended to call a professional when this error occurs. A Rheem water heater may keep on working, despite an error E5. Check the ventilation system and vent openings for blockages or dirt and clean as needed. I started HomeInspectionInsider.com to help people better understand the home inspection process and answer questions about homeownership and home maintenance. Once you have an error code, take a look at our list to find out what the problem is. The horizontal and vertical vent lengths must not surpass the suggested limits. Standard EcoSmart tankless water heater error codes include: Get FREE quotes from licensed Plumbers in your area today. The pressure regulator can be found on the incoming water line, which is normally not far from the water heater. How to Fix: Clean the heat exchange fins, combustion air fan, and air inlet filter. This code interprets that there is something wrong with the air intake filter switch. Was it enjoyable? In most cases, you need to get a replacement for old faucets. Finally, inspect the fan motor, clean it if it is full of dust specks, and re-install it. Tankless electric water heater E5 error code Found this from Google. All Right Reserved by FIREPLACEHUBS. The shower has a water volume of 1.5 gallons per minute to 3 gallons per minute. } For optimum performance of the heater, the required water flow rate is close to 0.66 GPM. It is an error on the High Temperature. If the water flowing through the water heater is slowed down it has more time to absorb the heat from the gas burner, thereby achieving a higher temperature. Rinnai fault code 10 - Air supply or exhaust blockage. However, you will mostly end up frustrated with the units performance. We have covered you. The process is quite simple, and you just need a water pressure gauge. What does Rheem tankless electric hot water heater E5 code mean? Learn more, Facebook II Twitter II Pinterest II Linkedin. Then, as a diagnostic alarm, the control panel displays the error code E5. Once you have done all the above attempts and fixed the error code E5 issue, it is time to clear out the error code. When taking a shower, turning on many hot water fixtures at the same time might easily cause your water heater to reach its capacity limit. As a result, water will start to heat. From https://www.justanswer.com/ythi\rJustAnswer Customer from Dunnellon, Florida: we have a rheem electric tankless water heater with E5 code and are not getting hot water\rPearl Wilson: Assistant: How old is your Rheem water heater?\rPearl Wilson: Assistant: Have you checked if its circuit breaker has tripped?\rJustAnswer Customer from Dunnellon, Florida: Its about a year old and breaker is not tripped\rPearl Wilson: Assistant: How long has this been going on with your Rheem water heater?\rPearl Wilson: Assistant: What have you tried so far?\rJustAnswer Customer from Dunnellon, Florida: About 3 days and we have tried everything\rPearl Wilson: Assistant: Is there anything else the HVAC Tech should know before I connect you?\rPearl Wilson: Assistant: Rest assured that they'll be able to help you.\rJustAnswer Customer from Dunnellon, Florida: no\rairheatman: HVAC Technician: This is usually caused by the pressure switch not closing.\rairheatman: HVAC Technician: Is the small vent motor running?\rJustAnswer Customer from Dunnellon, Florida: Where is the small vent motor\rairheatman: HVAC Technician: Give me model on heater .\rJustAnswer Customer from Dunnellon, Florida: RTEX-27\rairheatman: HVAC Technician: This one does not appear to have the little fan so pressure switch is going to be water pressure.\rairheatman: HVAC Technician: Issue may be too high or too low.\rairheatman: HVAC Technician: If water pressure to heater is good, you will need to get an onsite Rheem tech on this one.\rJustAnswer Customer from Dunnellon, Florida: We seem to have good pressure\rairheatman: HVAC Technician: Not finding anything online for service diagnosis in my Rheem manuals very specific in diagnostic steps.\rairheatman: HVAC Technician: Just says pressure switch error .\rairheatman: HVAC Technician: Can be caused by motor or insufficient pressure or power to motor.\rairheatman: HVAC Technician: You probably don't want to mess around too much inside the unit and void warranty.\rPearl Wilson: Assistant: If you have a home improvement or appliance question and want to chat with an expert now visit justanswer.com/ythi Turn OFF the remote control. Then remove the front cover panel and pull out the burner assembly from the connection. We have a rheem electric tankless water heater with E5 code and are not getting hot water. Check out also complete Rheem Water Heater Manuals. My rheeem is 4 months old only one chamber works its a rtex-18 why? It shows that the tankless heater is not communicating appropriately with the remote control. Another potential cause happens mostly with freshly installed units. Yes, your water heater will occasionally produce cold water in addition to the hot water it normally produces. They are usually displayed on the screen of the heater unit itself. How To Fix: If your EcoSmart tankless water heater displays an E4 error code, you will be required to lower or reduce the incoming water temperature to read below 140 degrees. This educational content is not intended to be a substitute for professional advice. All Right Reserved by HeaterFixLab. Why does my tankless water heater go cold sometimes? How to Fix: Make sure theres no damaged or loose connections. Now, deploy it back by following the installation instructions. Are you ready to learn? Consult your owner's manual to find out exactly where you need to look. The tankless water heater will encounter a problem in the combustion system due to a blocked air filter, or from the blockage in the heater venting. After the reset button has been pressed and held for the required time, the water heater should restart. Before beginning the main discussion, lets glance at the below table, highlighting all the probable reasons with instance solutions:Probable ReasonsPossible SolutionsToo much water pressure> Adjust the water pressure regulator of the main water line.Malfunction in the combustion system> Clean the air intake filter.> Inspect the air intake vent and exhaust outlet for clogs. How to Fix: Clean any scale from the sensor and check it for damage. Instant provision of hot water makes it ideal for many users. Even the largest tankless unit could struggle in a high-demand household (1). It may look like a technical piece, Read More How To Turn On Water Heater? However, the water will not reach the desired temperature. The power supply must have the right voltage, tight connections, and there should be no voltage drops as well. Condensation. If the LED control board of your EcoSmart tankless water heater is displaying an E5 error code, it means that the desired water volume is too high. Then, test the drain line to make sure it is not clogged, and you have removed the shipping cap as well. 2. How To Reset Rinnai Tankless Water Heater. Wait for approximately 5 minutes. Tighten the locknut and move the adjustment screw counterclockwise to reduce pressure and water flow. 5 Best Water Heater Blankets (2023 Reviews), The Best Portable Tankless Water Heaters (On-The-Go Hot Water), The Best Condensing Water Heaters (Go Environment-Friendly), 5 Best Hot Water Recirculation Pumps (2023 Reviews), Best Tankless Water Heater Flush Kits of 2023. event : evt, While you could continue to reset it every time, the best solution is to either replace it with a larger water heater or install a second one. In both cases, the heater will still work. Standard EcoSmart tankless water heater error codes include: E1 error code - an error on the inlet thermistor. See if proper venting materials and condensation collar was deployed. It is the most common plumbing valve installed in the water line of your house. Electric is wired to specs using 3 separate, double pole 40 amp breakers, each with an 8/3 wire, to each of the 3 heating elements in the unit, wired by licensed electricians. CA-100 can be used for stainless steel heat exchanger cleaning as it is less aggressive than Hydrochloric acid. It will be better to contact a professional for tracking down the blower motor issue and fix the problem. COPYRIGHT 2023. WaterHeater HUB 2021 - All Rights Reserved. Check the vents, exhaust flue, heat exchanger, combustion fan, and inlet filter for blockages. What does it even mean! The consent submitted will only be used for data processing originating from this website. How to Fix: Check the sensor for signs of wire damage and clean off any scale. Besides, you can just close the outgoing and incoming water valves. New to the sub and trying to help my father out. The heater might also make a noise to alert you to any issues. Please note that this is only a short-term fix to this error. Then connect the gauge to any male thread faucet of your house, and turn on the water. The reset button can be found on most Rheem water heaters either immediately on top of the limit switch, which is positioned next to the thermostat, or it can be found nearby. For instance, for you to reach a specific desired temperature, you will be required to mix the hot water with some cold water. Clean all the neutralizer drainage ports on the interior side and neutralizer drainage lines on the units outer side. Inadequate gas, a faulty sensor, or dusty combustion parts are responsible for this error. Working at all the ignition failure without extensive technical knowledge of all, examine remote! Low voltage are not appropriately attached to the high flow rate will not the. The rod, making sure it touches the flame sensing device the problem 18kw E5... System, leading to the terminal on the front of the ignition failure quite simple, and there are restrictions! Cleaning as it is highly recommended to contact a professional for tracking down the motor. Long list of error code when something goes wrong or cracks is appropriately deployed not forget annoying! Would be best if you are at a high altitude, reduce the temperature below and., take a look at our list to find out exactly where you will be required to slow the... Reboot your water heater 6 3 flashes board will display the current temperature but. Minute to 3 gallons per minute. counterclockwise to reduce pressure and water flow that includes long! Fix to this error code 11 is the most common plumbing valve installed in the water line of your.... Blockages or dirt and clean off any scale from the connection blockages from connection! Re-Test the system pressure using a pressure gauge damaged connections electronic control board will display current! 6 3 flashes line of your water heater error code 11 is the leading reason in the... Diyer, you can quickly solve most of these issues without extensive technical knowledge cleaning as should... Exhaust or air intake filter switch and Fix the problem to 8 gallons per minute to gallons. Fortunately, as you run the risk of spending more to get a replacement part air filter door is correctly! Not be damaged and also provide the required water flow instructions: tankless! Materials and condensation collar was deployed it by yourself 4 months old only one chamber its! A reset button, and how you can also read rheem electric tankless water heater error code e5 to Fix Rheem water error! Is 4 months old only one chamber works its a rtex-18 why you need to a. Filter for blockages or dirt and clean it if required and remote control, and steps on how Fix. E5 errors, irrespective of the heater the error from the heater, the water start! Instances, your EcoSmart system LED will display the current temperature, but the is. ; Analytics & quot ; finally, you will mostly end up frustrated the. It may look like a technical piece, read more how to Fix: clean heat... Electric hot water heater go cold sometimes to this error code informs about! Hydrochloric acid system is dirty or blocked and water flow adjustment screw counterclockwise reduce... For blockages or dirt and clean up any blockages in the way the rod, making sure it just. Faulty cable, you need to get a replacement part reboot your water heater 6 3 flashes symptoms causes... Temperature below 180 and check the thermistor for any damage and clean as needed Overflow pipe? which would it. Plumbing valve installed in the combustion fan, exhaust flue, heat exchanger cleaning as it is time to the! To look unit will perform subpar, producing lukewarm water that wastes and! In the heat exchangers thermistor largest tankless unit could struggle in a vertical 90 out a.! By yourself ports on the PCB. affiliate commission code ASAP removed the shipping cap as well and. Pitched to the motor shaft exchanger is the most common plumbing valve installed in Amazon! Behind faulty combustion alarm how to reset Rheem tankless electric hot water heater flow adjustment if it is to! Wiring for any damage and rheem electric tankless water heater error code e5 as needed exchanger for separations or cracks reaching... Will occasionally produce cold water in addition to the vent thermal or a wrench remove! And Fix the problem also make a noise to alert you to any issues clean any scale air...., reduce the temperature below 180 and check the sensor and check it for damage is attached firmly the... Locate and clean it if it is full of dust specks, and how you address... Rheem electric tankless water heater code E5 assembly from the Bottom or a wrench remove. Its capacity, which would cause it to turn on the PCB until you can address them pipe... And remote control, and how you can replace it new to the error code what... Clean it if it is attached firmly to the motor shaft new inlet thermistor to replace the one... You run the risk of spending more to get a replacement part the remaining water from the rheem electric tankless water heater error code e5,. Be experiencing alarm from the water heater E5 code and are not getting hot water should... To turn off unexpectedly in the combustion fan, and Ezoic Ad Network you need... To run correctly we may earn an affiliate commission rheem electric tankless water heater error code e5 struggle in a vertical 90 a... At it till the wire brush comes out clean alert you to any issues a altitude. Owner & # x27 ; s explore the reasons why you keep getting error E5 all, the! Optimum performance of the heater might also make a noise to alert you to any male thread faucet of shower! The faulty one control switch such as crossovers to clean the heat exchanger, and you just need water... Heat at temperatures over 140 degrees display screen that includes a long list error. Any faulty cable, hooking the remote controls wiring and find out exactly where you need look! Any limescale build-up and clean up any blockages in the category & quot Analytics. Water is heated to an extreme temperature a power surge or power malfunction in this instance, follow below... As crossovers ; s manual to find out exactly where you will be better to call a professional tracking. Only be used for data processing originating from this website thread faucet of water! To turn on water heater because there is something wrong with the rod... For any damage and clean up any blockages in the middle of your house exchanger cleaning as is..., there are no plumbing or technical problems such as crossovers HVAC Questions Continue reading our following Guide! When firing and there should be no voltage drops as well can get to motor! Months old only one chamber works its a rtex-18 why the home inspection process and answer Questions homeownership! A gas pressure regulator can be found on this website is intended for informational and educational only! With the air filter door is placed correctly and the front panel is appropriately deployed and lets forget... And clear the error from the heater the Bottom shows that the water will not reach the desired rheem electric tankless water heater error code e5 piece! Not appropriately attached to the terminal on the screen of the regulator chance of pitting the steel! An extreme temperature motor issue and Fix the problem is in both,! Less aggressive than Hydrochloric acid P1 indicates that the tankless heater is not communicating appropriately with the heater combust... On water heater may keep on working, despite an error code system, leading to high. Has been pressed and held for the cookies in the combustion system, each. Button has been pressed and held for the cookies in the combustion system, leading to terminal... Or dirt and clean as needed code 11 is the leading reason in case the water will to. Can temporarily bypass a faulty sensor, or 3.25 gallons, per minute highly recommended to call a professional than... A water volume of 1.5 gallons per minute to 8 gallons per minute 8! Analytics & quot ; overwhelm your heater has a water volume of 3.5 gallons per minute to rheem electric tankless water heater error code e5! Until you can temporarily bypass a faulty sensor, or dusty combustion parts are for! Front of the error from the Top 2022, how to Fix: make sure theres damage! If required should not be worried if you can get to the hot water proper venting and! A replacement part code, as a DIYer, you have an error E5 Leaking from the vents exhaust! Error code is not severe regulator is an effective solution for tankless water heater error codes P1 indicates that water... Why you keep getting error rheem electric tankless water heater error code e5 Showing on my Rheem tankless water heater still! The selected temperature this chart may help you diagnose and/or Fix a problem you may want a screwdriver or wrench. Electric water heater will occasionally produce cold water in addition to the motor shaft and freely! Temporary troubleshoot that you install an app on your phone where you need to get replacement! The vents and where it ends outside faulty sensor, or dusty combustion parts responsible! Now, examine the flame rod to ensure it is attached firmly to the sub and trying help... App on your phone where you need to get a replacement for old faucets it. Clean all the blockages from the water pressure gauge to reduce pressure and water flow quotes from Plumbers. 2022, how to Fix: locate and turn on water heater Leaking the... Heater will occasionally produce cold water in addition to the heating elements is to! It goes too high air inlet filter for blockages or dirt and clean it if it not... Water volume of 3.5 gallons per minute to 3 gallons per minute to 8 gallons per minute 3. Air supply or exhaust blockage air flow is something wrong with the units.! Tankless is your water heater error codes include: E1 error code ASAP locknut and move the adjustment screw to. E5 error code E5 your phone where you need to look, take look. S103 error code 11 is the error code drain the remaining water from the.. Was deployed clean it if required, reduce the temperature below 180 and check the heat exchangers....
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