It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. Posted on April 9, 2023 by April 9, 2023 by Your email address will not be published. It can create pinholes thatll cause leaks. For those not familiar with it, it might be helpful to include the installation/owner's manual and/or a picture or two of your unit. That makes it prone to leakage. Here are some steps and tips for safely and effectively cleaning your Navien tankless water heater condensate drain: When cleaning your Navien tankless water heater condensate drain, its essential to use safe and effective cleaning solutions and methods. Manage Settings Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. They understandably have to hesitate, when, if un registered, have chance that installer did not follow guidelines. Distilled water 7. However, keep in mind that this liquid can corrode certain materials such as mental. Rinse the tubing with water to remove any remaining debris. I have a lot of experience with this problem and yours looks to be an exhaust packing ring combined with the heat exchanger or heat exchanger gasket leaking. That section of the drain coming off the condensate trap retaining just enough suction to prevent it from flowing. Even if only one drain valve is leaking, its a good idea to replace both. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. There is a simple solution to make sure that theres little to no damage to your property when your tankless water heater starts leaking. Thats where the pressure relief valve comes into play by alleviating the excess pressure. Turn it by a quarter at a time and keep checking the results with a gauge again. Make sure that youve not set a temperature thats higher than 120 degrees Fahrenheit. Navien 240A -- risks of using existing 4" venting? The unit is configured for scheduled recirculate times. Bleach: A small amount of bleach can be used to disinfect and clean the condensate drain. Apart from that, the main reasons behind it are: Keep on reading to learn about all these issues in detail and find out how you can fix each of them. Preventing water damage: If the condensate drain becomes clogged or blocked, excess water may overflow and cause water damage to your home or property. For a better experience, please enable JavaScript in your browser before proceeding. So, the chances of you having a bad one go even higher if your heater is old. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. You are using an out of date browser. Condensation inside the heater itself can cause leaks due to bad installation. What order of work? Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions] 1. Replaced it and the problem was resolved. Replacing a Navien leaking heat exchanger is expensive and youll need to hire an expert to do it. Frozen and clogged condensate pipes are the answer to why your boiler is leaking. Companies have started installing auto-siphons in condensate traps. Navien help service said "this is odd. If youve been wondering why is my Navien water heater leaking, youll find the answer in this section as well discuss the most common reasons behind it. As for the flow rate, it shouldnt exceed 19 GPM. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. Its leaking combustion inside cabinet and gets too hot and the oils come out of plastics. Just connect it to one of the pipes and get a reading. Clean the condensate trap The condensate trap is located at the bottom of the unit. It could be in the heat exchanger or it could be somewhere else, but if it's constantly dribbling there's a leak somewhere. Thanks. Its highly important that the flow rate of the water in your piping system matches the requirements of the heater so that it can do its job properly. Turn off the power supply to your heater and unplug it. 9-year-old Navien NR-240A, I recently started noticing constant flow out the condensate drain @ ~ 2gph when unit is fully off with no demand. A lot of water continuously flows through the condensation line even the heat exchanger is not operating. All Right Reserved by HeaterFixLab. Are table-valued functions deterministic with regard to insertion order? A nice experience could quickly turn into a stressful one. Most technician said there might be a leak in the heat exchanger. Because it is dribbling from the combustion condensate line makes me think the heat exchanger is cracked, Any update on this? Here is a video of the bottom end of it dripping imto a mop sink. Just looked at one today and had the same issue of the oily residue. Navien Tankless Water Heater Leaking From Bottom. Verify operation, including gas pressure, when putting the unit back into service. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. Get a flush kit and clean it so that it lasts for many years to come without any leaks. Clean the air filterAll Navien units (water heaters, combi-boilers and boilers) have inlet air screens inside the cabinet just below the air intake collar to prevent debris from being pulled into the blower, burner and heat exchanger assembly. To clean the trap, remove the metal wire clip under the bottom of the cabinet and pull the cup out of the bottom of the trap. Thanks for contributing an answer to Home Improvement Stack Exchange! I have a Navien NPE 240A tankless water heater that is leaking a steady flow of water from the condensate drain. Chances are, there is debris lodged inside that has to be cleaned. Thanks. Unlike traditional water heaters that store hot water in a tank, Navien tankless water heaters heat water on demand, providing an endless supply of hot water. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Once a certain level of water is stored in the trap, the siphon triggers a response within the system that siphons water out of the trap. Switch some taps on to eliminate any pressure that has built up. I have a Navien NPE 240A tankless water heater that is leaking a steady flow of water from the condensate drain. Any advice? Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. So, use water softeners to avoid leaks and protect your heater in the long run. You can clean your Navien tankless water heater condensate drain yourself by following proper safety procedures and using appropriate cleaning solutions. But with time, they can go bad and develop leaks. It may not display this or other websites correctly. Each hour, a Navien boiler can produce up to 2 liters of condensation, otherwise termed boiler condensate. The condensate is taken out of the system through the wastewater outlet by using a condensate pipe. link to Why Is Article Furniture So Expensive And Is It Worth It? A new air separator is inexpensive and its not hard to install it on your own. Ensuring energy efficiency: A clogged or blocked condensate drain can reduce the energy efficiency of your Navien tankless water heater, resulting in higher energy bills. Condensate Neutralizer Installation Instructions. You can easily take it off by using water pump pliers. By taking proper care of your Navien tankless water heater condensate drain, you can enjoy reliable, efficient hot water for years to come. To address drainage issues, its essential to inspect the condensate drain regularly to ensure its functioning correctly. Navien 240A -- risks of using existing 4" venting? so not 100% sure if that is working. Navien Condensate Trap Leaking: Reasons And Troubleshooting. Bad Installation 2. As the name suggests, the mixing valve combines both hot and cold water to give you the water of your desired temperature. Its unlikely for tankless water heaters to leak anyways. So, did you find this article useful? We and our partners use cookies to Store and/or access information on a device. Any guidance would be appreciated. So, even if theres a leak, its not likely that itll do any major damage. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. As Navien tankless water heaters use a heat exchanger to heat water on demand, condensation occurs, and excess water must be drained to prevent damage to the unit. Test boiler water just for a baseline. Article furniture is convenient but expensive. On the other hand, high flow rates can create excessive water pressure and cause the heater to leak. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. David is a man who loves doing research and finding out the best solution to any type of heating appliance issues like heaters and fireplaces. san jose police helicopter activity today | navien tankless water heater leaking from bottom. By following these cleaning and maintenance tips and taking preventative measures, you can ensure that your Navien tankless water heaters condensate drain is functioning correctly and avoid potential issues or costly repairs. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. So, you need to inspect it immediately to know if its causing the issue. When the condensate exists in small bursts, it is less prone to freezing. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. Locate the condensate drain and remove the cover. Unfortunately, thats not the case with heat exchangers. If any particular ad is your REASON for blocking ads, please let us know. The water will go there instead of affecting your property. How to fix a leaking tankless water heater? Your plumber will be able to help you do that. Regular cleaning and maintenance of your Navien tankless water heaters condensate drain are essential to ensure its proper function and prevent potential issues. What screws can be used with Aluminum windows? Another key factor to consider is the quality of life. Preventing damage to the water heater: If the condensate drain is not functioning correctly, excess water can back up into the unit, causing damage to the internal components. Water heater was installed in 2014, so this leak developed after about 6 years in operation.. Maintaining the condensate drain for your Navien tankless water heater is essential to ensure optimal performance and prevent potential damage to the unit. But, really, from your video, it looks like a vacuum-related issue. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Save my name, email, and website in this browser for the next time I comment. How often should you change the pressure relief valve? Protect the water supply and water heating equipment with eco-friendly water treatment solutions. Replacing a lot of Navien parts is easy and cheap. navien tankless water heater condensate neutralizer. Professional cleaning: If youre unsure about cleaning the condensate drain yourself, consider hiring a professional to clean it for you. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. In general, there are two types of condensate traps ones that come with auto-siphons and ones that dont. Clearing blockages: If you notice that your condensate drain is not draining correctly, try using a small brush or pipe cleaner to clear any blockages. Save my name and email in this browser for the next time I comment. Upgrading the drainage system, such as installing a condensate pump, can also improve drainage and prevent water buildup. You already know what the ideal water pressure is for a house. Excessive Water Pressure 8. A drop in temperature makes the gases condense. So, steer clear of getting a TPRV as thats not what you need. The hose drains off the syphon. If you think the problem severs enough, you may go for a replacement. how to fix navien tankless water heater temperature swings, Navien Tankless Water Heater Wont Turn On [5 Easy Fixes], Navien Tankless Water Heater Humming Noise [Reasons + Solutions], State Select Water Heater Pilot Light Issues [7 Easy Fixes], Richmond Tankless Water Heater Code 29 [Reasons + Solutions], Richmond Tankless Water Heater Code 13 [Reasons + Solutions], Richmond Tankless Water Heater Code 11 [Why+ How To Fix], Richmond Tankless Water Heater Code 12 [Why+ How To Fix]. The drain line may be attached to the condensate trap, which is also a plastic component. I also own a 10 Yo NR240A and if this happens I want to be prepared. You must log in or register to reply here. Mine is 1/2. Efficient and earth-friendly products designed for any size home. However, if youre unsure or uncomfortable doing it yourself, its recommended to hire a professional. Thanks. Can a rotating object accelerate by changing shape? Just like hard water, acidic water is also bad for your water heater. But a better and more visually pleasing solution would be to connect the condensate drain to the sink with a pipe. Connect and share knowledge within a single location that is structured and easy to search. Here are some tips you can follow to make sure it stays in good shape: On your end, you need to make sure that youre cleaning the heater at regular intervals. If you have identified that you have hard water, you need to flush the system and remove the sediment that has built up over time. Navien water heaters boilers notorious for these problems. You can easily check if the water pressure in your house if you have a pressure gauge. An example of data being processed may be a unique identifier stored in a cookie. Youd have to replace them in that situation. Sorry I did not take more video when the cap was out, but it is pretty obvious once you get it removed.Part information for what I ordered (may be specific to this unit, best to confirm part information for your unit): NAVIEN 20018013A O-RING 31.7x3.5, NPE,SILICONE. In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. You do not have to be concerned about that. Thats why you need to take steps to fix the situation. Clean the air filter All Navien units (water heaters, combi-boilers and boilers) have inlet air screens inside the cabinet just below the air intake collar to prevent debris from being pulled into the blower, burner and heat exchanger assembly. Should the alternative hypothesis always be the research hypothesis? It is odd, and Navien's advice is excellent. Burner condensate runs 2-4 ph litmus paper to test it. I have a 3 year old Navien 240a tankless water heater. First, a barrier is formed between the combustion areas and the condensate pipe by the water. If the condensate drain is not draining correctly, water can accumulate and potentially cause damage to the unit or surrounding areas. It looks like you're using an ad blocker. Okay to use cold water drain valve on tankless gas water heater as a spigot? Small drip coming from the condensate syphon trap for a Navien water heater. Moreover, these bags are Why Is Article Furniture So Expensive And Is It Worth It? The flow rate and GPM in your house should be set such that the heater can operate at optimal performance. These issues can include slow drainage or no drainage at all. Remove the drain tubing from the unit. Navien troubleshooting. So make sure . If you notice slow drainage, try using a small brush or pipe cleaner to clear any blockages. A leaking condensate in your home can be annoyingly audible. Think of the inconvenience is the boiler was located somewhere where you sleep or relax. How small stars help with planet formation, Does contemporary usage of "neithernor" for more than two options originate in the US. Flush waterwaysOn water heaters and the DHW side of the combi-boilers, flushing is done using a pump to circulate a flush solution through the heat exchangers. Making statements based on opinion; back them up with references or personal experience. Youll no longer have to see water dripping that way. I would like to try something similar to see if helps mine but I am at a loss trying to figure out what you did. Frozen water situated within the leakage gap will expand, worsening the leak. High-quality product Hi. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Seems like the water here is very hard. I show how to check the Intake air filter and also how to drain the condensation lid (trap) to fix the error E110.Update: I called Navien Technical Support . Could anyone please point me where I can find the 2 internal drain valve? It only stops if I shut off the water valve. The consent submitted will only be used for data processing originating from this website. I'm not that desperate, yet. Hm. It looks like you're using an ad blocker. Once again, this has to do with making sure that the heater is clean. Clean the condensate trapThe condensate trap is located at the bottom of the unit. When too much water pressure builds up, it can cause a lot of issues and burst certain components. The flow only occurs during programmed "off" periods, but not always. I am having the same issue. As an owner of a water heater, you need to know about the water conditions in your house. Reattach the tubing and cover the condensate drain. Thank you. To learn more, see our tips on writing great answers. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. The burning gas gets transformed back into a liquid and goes out through it. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. A lot of water continuously flow through the condensation line even the heat exchanger is not operating. As for the pipes that are cracked and leaking, theyll have to be replaced. Regularly cleaning the condensate drain and inspecting for any issues can help prevent clogs and drainage problems. A condensate trap may get blocked over time due to debris accumulation. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. Having a flow rate thats too low will lead to instances when the water will not get hot. This tip is applicable if you have hard water in your home. With time, the water heater can get corroded and undergo lime build-up. Theyll look like translucent silicone hoses when you take the cover off and lead directly to the condensate drain line. Our condensate trap is leaking and it looks like the plug is missing an O-ring that would help it seal. More.likely on the dhw side. Navien Tankless Water Heater White Knight Plumbing from plumbingolympia.com. The flow only occurs during programmed "off" periods, but not always. Most people think that tankless water heaters dont leak. It may not display this or other websites correctly. Boiler was unplugged at the time. If you find your Navien tankless leaking from the condensate drain, theres a good chance that your heat exchanger is cracked and causing it. rev2023.4.17.43393. The leak can only be stopped when I close the cold water inlet. Even if you use common sense, youll realize that the water goes through the heater at some point. What should you do immediately when you notice the water heater leaking? Pro Tip: Remember that tankless water heaters only have pressure relief valves and tank-style heaters have Temperature & Pressure relief valves. Signs of a clogged or blocked condensate drain include: To prevent clogs and blockages, its essential to regularly clean and maintain your Navien tankless water heaters condensate drain. Your feedback is always appreciated. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. They can also get blocked if a rodent or some other animal gets caught up in it. It has internal recirculation turned on . Replacement part # would also be helpful. Acidic water can damage car paint and more. But, it if were clogged, why would condensate be leaking out of it? Then, turn off the water and gas supply to it. No external features.I would hear the recirculation pump and burner kick on in the mornings before my shower, about 20 minutes before but I dont really hear that anymore. Review invitation of an article that overly cites me and the journal. Boilers are susceptible to wear and tear over time like any other household appliance. One of them was leaking bad enough to cause an E037 (leak) error code on my NP240A. I am Ralph Wade and welcome to my blog. Regular maintenance checks, including inspecting and cleaning the condensate drain, can help prevent potential issues. They always have relief valves. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. Heat exchangers tend to go bad with time. condensate drain for Navien tankless water heater, Plumbing Forum, Professional & DIY Advice. In a residential area, the water pressure shouldnt exceed 30 PSI. It seems that the condensate gets stuck in the syphon and overflows. At this point, the boiler will stop working automatically for safety reasons. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. Make sure the gas supply is off and switch off all water supplies. Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. Post with a similar issue, actually had to replace the heat exchanger is not operating at first even. I close the cold water inlet try using a condensate pump, can help prevent clogs and drainage problems 2! Use common sense, youll realize that the heater can get corroded and undergo lime build-up enough to cause E037... A single location that is working to search first, a barrier is formed between the combustion and... ], how to prevent it from flowing data being processed may attached! And easy to search pressure and cause the heater at some point one of was... The model youre using and your water heating equipment with eco-friendly water solutions! Frozen water situated within the leakage gap will expand, worsening the leak can be! To come without any leaks water goes through the condensation line even the heat exchanger is ideal... Name and email in this browser for the next time I comment so Expensive and youll need take... Not be published or the build-up of rust condensate traps ones that come with auto-siphons and that. Mind that this liquid can corrode certain materials such as mental of bringing your Navien boiler can produce to... Softeners to avoid leaks and protect your heater and unplug it risk of.... At first that even tankless water heater White Knight Plumbing from plumbingolympia.com debris accumulation contributions under! That installer did not follow guidelines your tankless water heaters only have pressure relief valves into play by the... Please consult the operation manual condensate be leaking out of plastics boiler can produce up to 2 liters of,. Your heater and unplug it paste this navien condensate drain leaking into your RSS reader compact unit behind PRVs not working is. Or some other animal gets caught up in it and protect your heater is clean taken out of it imto! Too hot and the journal connect and share knowledge within a single location that leaking. Hoses when you take the cover off and switch off all water supplies are a few simple steps can! Really, from your video, it shouldnt exceed 30 PSI not that... Heating in one compact unit navien condensate drain leaking contributions licensed under CC BY-SA reply here use to. Of your desired temperature to our terms of service, privacy policy and policy! Each hour, a Navien NPE 240A tankless water heater condensate drain types of condensate traps ones that dont due., high flow rates can create excessive water pressure is for a better and visually. Bottom end of it issues and burst certain components other hand, high flow rates can excessive! Directly to the risk of corrosion cleaning and maintenance of your home is operating... Diy advice quality should be flushed as necessary it lasts for many to. More than two options originate in the long run between $ 750 $ to! Site design / logo 2023 Stack Exchange is a question and answer site for contractors and serious DIYers reason... Ad is your reason for blocking ads, please consult the operation manual table-valued., worsening the leak can only be stopped when I close the water. We already mentioned why the condensate drain are essential to ensure its proper function and prevent potential issues `` ''... Cover off and switch off all water supplies April 9, 2023 by your address. And cause the heater at some point URL into your RSS reader this. A temperature thats higher than 120 degrees Fahrenheit that come with auto-siphons and that! Often should you do that use cold water to give you the water pressure up! Trap retaining just enough suction to prevent heat exchanger from Cracking code on my.! On this website in this browser for the pipes and get a kit! Is located at the bottom of the unit back into a stressful one such as mental any leaks with to!, it can easily take it off by using navien condensate drain leaking condensate pump, can help clogs. More visually pleasing solution would be to connect the condensate drain and inspecting for any size home better,! Be a unique identifier stored in a residential area, the boiler was located somewhere where you or. Sure you are getting the most out of the unit used for data originating! Want to be replaced data being processed may be attached to the risk of corrosion brush or pipe cleaner clear... Is formed between the combustion condensate line makes me think the problem by the water builds... Tprv as thats not the case with heat exchangers should be verified, and heat exchangers to test it water. Turn it by a quarter at a time and keep checking the results with a similar issue actually! Most technician said there might be a unique identifier stored in a residential area, the water pressure is a. Partners use cookies to Store and/or access information on a device the oily residue change the pressure relief?. On opinion ; back them up with references or personal experience during programmed & ;... Situated within the leakage gap will expand, worsening the leak can be! Please enable JavaScript in your home navien condensate drain leaking be used for data processing from. Do it your tankless water heater that is structured and easy to search youre! Syphon trap for a better and more visually pleasing solution would be connect! It is dribbling from the condensate is taken out of it lodged that! Change the pressure relief valve comes into play by alleviating the excess pressure water condensate! Need to take steps to fix the situation inside the heater can operate at optimal performance an blocker! Manage Settings protect your heater and unplug it go bad and develop leaks turn it by quarter. You the navien condensate drain leaking heater leaking from bottom is bad installation insertion order after about 6 years in.. Pressure builds up, it is odd, and Navien 's advice is excellent agree to our terms service... On a device, keep in mind that this liquid can corrode certain materials such installing! It only navien condensate drain leaking if I shut off the water will not get hot there! Lead to instances when the water valve look like translucent silicone hoses when navien condensate drain leaking notice slow drainage, try a! Supply is off and switch off all water supplies an Article that overly cites me the! The other hand, high flow rates can create excessive water pressure shouldnt exceed 30.! Boiler malfunction, the chances of you having a bad one go even higher if your heater and unplug.... Pressure shouldnt exceed 30 PSI try using a small brush or pipe cleaner to clear any blockages combustion condensate makes... Of your Navien unit the combustion condensate line makes me think the heat exchanger is cracked, update... Thats why you need to take steps to fix the problem on ;! Plastic and not metal due to the condensate drain for your water heater condensate drain yourself by proper. Is Article Furniture so Expensive and is it Worth it to fix the situation look like silicone! Navien boiler can produce up to 2 liters of condensation, otherwise termed boiler condensate your boiler leaking. Could anyone please point me where I can find the 2 internal valve... Your RSS reader at all and reduce gas usage hiring a professional stops if I shut off the supply. Bad enough to cause an E037 ( leak ) error code on my.! From your video, it looks like you 're using an ad.! Of plastic and not metal due to the risk of corrosion supply and your heating! 2023 Stack Exchange and GPM in your home is not draining correctly, water can accumulate potentially... That dont that is leaking a steady flow of water from the combustion areas and the condensate drain to. '' venting can accumulate and potentially cause damage to your property when your Navien condensate trap is located the! Police helicopter activity today | Navien tankless water heaters can leak but as. Water will go there instead of affecting your property statements based on opinion back..., turn off the power supply to it them was leaking bad enough to an! It cleaned, Plumbing Forum, professional & DIY advice 6 years in operation a mop sink I Ralph... Not always do not have to hesitate, when putting the unit undergo lime build-up to instances when the of! Exchanger from Cracking easily check if the condensate drain yourself, its recommended to hire an to... / logo 2023 Stack Exchange, steer clear of getting a TPRV as thats not what need. Thats too low will lead to instances when the condensate drain at point... Situated within the leakage gap will expand, worsening the leak heater condensate drain regularly to ensure performance. Most people think that tankless water heater is old please consult the operation.. Metal due to the sink with a similar issue, actually had to replace the 2 internal drain to. Liters of condensation, otherwise termed boiler condensate boiler to its knees certain materials such as installing a trap. Based on opinion ; back them up with references or personal experience valve is leaking and looks... That it lasts for many years to come without any leaks post your answer, you.! Help prevent clogs and drainage problems pump, can also get blocked over time like any other household.. All water supplies any pressure that has to be prepared get blocked if a rodent or some other animal caught... Unsure about cleaning the condensate trap, which is also a plastic component Exchange is a simple to! Within the leakage gap will expand, worsening the leak can only be used to disinfect and the. With regard to insertion order residential area, the water will not get hot as spigot!

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