Damaged Pressure Relief Valve 7. Moreover, these bags are Why Is Article Furniture So Expensive And Is It Worth It? It may not display this or other websites correctly. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. 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. 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]. Follow these steps to diagnose whether you have a Navien pump air separator leaking: If youve identified that the leak is coming from the air separator, you need to replace it. How to fix a leaking tankless water heater? Thatll reduce its longevity and cause it to crack. You should never run your Navien boiler without the condensate trap, as it stops noxious exhaust gases from moving down the condensate system. Thats why you need to take steps to fix the situation. Just looked at one today and had the same issue of the oily residue. Thanks. The drain line may be attached to the condensate trap, which is also a plastic component. Seems like the water here is very hard. How to add double quotes around string and number pattern? A properly maintained boiler is less likely to display problems with the condensate trap. Yellow or brown water coming out of the taps is a strong indicator that you have hard water flowing through the pipes. JavaScript is disabled. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. Navien NPE-240S water heater leak on condensate syphon (https://youtu.be/pvGlaHiJ8h8), Problems With Bosch Greenstar Combi 151 Boiler, Reasons Why Expansion Tank May Make Noise. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. For a better experience, please enable JavaScript in your browser before proceeding. If the plumber throws that to the wind and does the venting however he wants, condensation can cause leaks in the water heater. I will contact Navien tomorrow. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. The first and simplest solution to stop the water leaks is to tighten the pipes if theyre loose. Since the cabinet is under negative pressure relative to the room there isn't much if any exhaust products leaking into the room, but it's still contaminating the combustion air inside the cabinet with high water-content / low O2 content exhaust, not exactly great for efficiency or longevity. They always have relief valves. Upgrading your Navien tankless water heaters drainage system can also help prevent condensate drain issues. Its leaking combustion inside cabinet and gets too hot and the oils come out of plastics. 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. Boilers come with an important component named condensate trap. Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. A condensate trap may get blocked over time due to debris accumulation. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. This tip is applicable if you have hard water in your home. Required fields are marked *. While a fairly quick and inexpensive job, this cannot be done by anyone except an expert. I have a Navien 210a water heater on gas. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. Rinse the tubing with water to remove any remaining debris. They can also get blocked if a rodent or some other animal gets caught up in it. Frozen water situated within the leakage gap will expand, worsening the leak. Frozen and clogged condensate pipes are the answer to why your boiler is leaking. Chances are, there is debris lodged inside that has to be cleaned. The preventive measure for this problem is to use a water softener. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. If any particular ad is your REASON for blocking ads, please let us know. As for the flow rate, it shouldnt exceed 19 GPM. I also own a 10 Yo NR240A and if this happens I want to be prepared. It looks like you're using an ad blocker. JavaScript is disabled. Why would turning on/off hot water when the toilet is flushing cause the tankless pressure relief valve to release water? Once again, this has to do with making sure that the heater is clean. Faulty Air Separator How To Prevent Heat Exchanger From Cracking FAQs: Small drip coming from the condensate syphon trap for a Navien water heater. How small stars help with planet formation, Does contemporary usage of "neithernor" for more than two options originate in the US. Just like hard water, acidic water is also bad for your water heater. 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. There was defintley some backpressure of some sort and the vent eliminated it. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. 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. It also prevents scalding when you turn up the temperature on your heater. Drain valves are fairly inexpensive. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. When you replace the trap, ensure that the o-ring is correctly in place. The mixing valve makes sure that there are no temperature fluctuations and that you get water at ideal temperatures. So, you need to inspect it immediately to know if its causing the issue. Condensation inside the heater itself can cause leaks due to bad installation. Navien npe-240a, 7year old works troubleshooting navien. Otherwise, call in an expert for a proper diagnosis. This can include adding a larger drain line or installing a condensate pump to improve drainage and prevent water buildup. Someone may be able to pick out the valves just by looking at it. JavaScript is disabled. 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. Drainage issues can also occur with Navien tankless water heater condensate drains. So, dont do it yourself. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Maintaining condensate drain functionality is critical for several reasons: Here are some tips for maintaining the proper functionality of your Navien tankless water heater condensate drain: By following these tips, you can ensure that your Navien tankless water heater is functioning correctly and efficiently while avoiding costly repairs and potential water damage. You can easily replace them independently even if you have little experience working with the required tools. Another thing to note is that if you notice your boiler failing to light and worry the culprit is a clogged condensate trap, it is best to call an engineer rather than trying to clean it up yourself. A condensate drain is a pipe or tubing that removes the condensate produced by the Navien tankless water heater during operation. You must log in or register to reply here. The hose drains off the syphon. Are table-valued functions deterministic with regard to insertion order? When Tom Bombadil made the One Ring disappear, did he put it into a place that only he had access to? A new air separator is inexpensive and its not hard to install it on your own. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. look up mikey pipes on you tube, or navien leaks on u tube. If you'd like to support the site, please allow ads. One of them was leaking bad enough to cause an E037 (leak) error code on my NP240A. The first thing you should do is try and identify the leak in a short time. Review invitation of an article that overly cites me and the journal. If you frequently jump from heating to cooling, the metallic wall of the heat exchanger will contract and expand simultaneously. Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. Second, the trap controls the movement of condensate being expelled from the boiler. Two common issues that can occur with the condensate drain are clogs and blockages and drainage issues. Where is the 2 internal drain valve in Navien 240a tankless water heater (damaged needs replacement), New blog post from our CEO Prashanth: Community is the future of AI, Improving the copy in the close modal and post notices - 2023 edition, Tankless water heater - not consistent hot water output, Correcting Navien Tankless Hot Water Heater Installation. Unfortunately, thats not the case with heat exchangers. 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. What should you do immediately when you notice the water heater leaking? Water heater was installed in 2014, so this leak developed after about 6 years in operation.. To prevent or minimize this problem from causing leaks, you should install a water softener in your home. Does the plug have an O-ring? Continue with Recommended Cookies. Before i dive into disassembling the heat exchanger, I'd like some advice on read more Once youre happy with the water pressure, you can stop adjusting. 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. navien tankless water heater condensate neutralizer. No more leak. A lot of water continuously flow through the condensation line even the heat exchanger is not operating. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. If the temperature No, a water heater is not part of an HVAC system. Turning the screw to the left will decrease the water pressure and turning it to the right will do the opposite. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? 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. Turn off the power supply to your heater and unplug it. It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. What order of work? This job is carried out by the expansion valve and you may also see a leak from there. You are using an out of date browser. All the specs line up on the valves (150 PSI), in fact the new one has a higher BTU/HR rating by a long shot (500,000 old vs 934,000 new). Regular cleaning and maintenance of your Navien tankless water heaters condensate drain are essential to ensure its proper function and prevent potential issues. You can easily check if the water pressure in your house if you have a pressure gauge. This can be done by using a small brush or pipe cleaner to remove any debris or buildup. But the water flowing out the condensate drain is continuous. Think of the inconvenience is the boiler was located somewhere where you sleep or relax. Learn how your comment data is processed. The flow only occurs during programmed "off" periods, but not always. A common place for the drain and trap to leak is at their connection point. Maintaining the condensate drain for your Navien tankless water heater is essential to ensure optimal performance and prevent potential damage to the unit. 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. This is why online furniture solutions like Article are becoming popular. You do not have to be concerned about that. The leak can only be stopped when I close the cold water inlet. The unit is configured for scheduled recirculate times. Some signs of a clogged condensate drain include water leaks or buildup around the unit, strange noises during operation, and reduced heating performance. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. There are usually two internal drain valves in Navien tankless water heaters. 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. Using proper cleaning solutions: When cleaning your condensate drain, be sure to use a solution that is specifically designed for use with Navien tankless water heaters. When the condensate exists in small bursts, it is less prone to freezing. Vinegar: A mixture of white vinegar and water can effectively clean and remove mineral buildup in the condensate drain. Allanlo New Member Messages 1 By understanding and addressing these common issues with Navien tankless water heater condensate drains, you can ensure that your unit is functioning correctly and efficiently while avoiding potential damage or costly repairs. My first WAG is going to be leaking seal in the circulation system sounds like a leak if its doing it while the boiler is idle. So, lets dive in! In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. I am Ralph Wade and welcome to my blog. I figured at this point Id try and troubleshoot it myself. It only stops if I shut off the water valve. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. It looks like you're using an ad blocker. The heat exchange can corrode which leads to small metal bits getting stuck in the trap and eventually clogging the condensate drain. One important aspect of maintenance is the condensate drain, which is responsible for removing excess water that accumulates during the heating process. Locate the condensate drain and remove the cover. We might be able to do something about it. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. Thanks for contributing an answer to Home Improvement Stack Exchange! So, did you find this article useful? The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. High-quality product Hi. I had the same issue. I am having the same issue. Your email address will not be published. Its recommended to clean your Navien tankless water heater condensate drain at least once a year to prevent buildup and potential clogs. Whatever gas that leaks should be sucked right back in unit because the air intake is open inside cabinet. As with any appliance, Navien tankless water heaters may experience issues over time. Most people think that tankless water heaters dont leak. Shower gradually cools, gets hotter when sink is on. Turn off the heater and shut off both the hot and cold water supply to it. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. Unscrew the old pressure relief valve and put the new one in its place. I have a 3 year old Navien 240a tankless water heater. Save my name, email, and website in this browser for the next time I comment. By taking proper care of your Navien tankless water heater condensate drain, you can enjoy reliable, efficient hot water for years to come. Replaced it and the problem was resolved. Maybe it was forgotten when maintenance was performed 9 months ago. Scrubba Wash Bag Alternative That You Can Consider! Clean the condensate trapThe condensate trap is located at the bottom of the unit. Distilled water 7. Yes, cold weather can affect your hot water heater. Thanks. It may not display this or other websites correctly. Is it still okay to keep the system on or is there a safety risk? Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. The water will go there instead of affecting your property. Navien water heaters boilers notorious for these problems. So, even if theres a leak, its not likely that itll do any major damage. But, it if were clogged, why would condensate be leaking out of it? The consent submitted will only be used for data processing originating from this website. Doesn't seem like you can have it both ways. The most important part of condensate traps maintenance is the maintenance itself. Navien 240A -- risks of using existing 4" venting? Look up pipe doctor on YouTube, you wills see why that is happening. Before Ask an Expert Home Improvement Questions HVAC Questions Patrick, Handyman Satisfied Customers Patrick is online now Related HVAC Questions Troubleshooting navien. Spent a few minutes looking at mine. Another key factor to consider is the quality of life. Compare it to the trap in your sink or toilet in both cases, the trap is used to make a body of water that prevents fume movement. Thus, in newer appliances, such as a Navien boiler, the energy from the gases is caught and utilized to preheat the cool water entering the boiler. As a precaution setting a suitable drain pan contained 100% leak in the tankless system. Make sure that youve not set a temperature thats higher than 120 degrees Fahrenheit. Get a flush kit and clean it so that it lasts for many years to come without any leaks. The boiler then detects that condensate cannot be expelled anymore and it shuts down. Learn more about our products for home owners. You must log in or register to reply here. Boilers are susceptible to wear and tear over time like any other household appliance. Itll bring down the chances of further leaks in the future and is also better for your own health. Installation of Drain Pan. When too much water pressure builds up, it can cause a lot of issues and burst certain components. Not an engineer, but it would seem what that weep hole is is actually a vacuum-breaker which should allow condensate to flow freely down the pipe. Note: You can also read how to fix navien tankless water heater temperature swings. First off, Navien tech will provide support, even out of warranty. A condensate drain is a small pipe that is responsible for removing excess water that accumulates during the heating process. Clear damage on the existing o-ring. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. Thank you. Cracked Heat Exchanger 4. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. If your Atwood water heater wont light, the first thing you should We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. A condensate pipe devoid of an auto-siphon may be shaped like a U.. 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. A nice experience could quickly turn into a stressful one. Your email address will not be published. They are giving me the options to troubleshoot the unit for possibly $700 or more or to install a new one for about $5000. Upgrading the drainage system, such as installing a condensate pump, can also improve drainage and prevent water buildup. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. So, follow the instructions to the tee to avoid this issue. They said theyve never seen this problem before. How To Descale A Tankless Water Heater With Chromex Descaler! As an Amazon Associate, I Earn From Qualifying Purchases. You are using an out of date browser. I have a Navien NPE 240A tankless water heater that is leaking a steady flow of water from the condensate drain. navien tankless water heater leaking from bottom. Mine is 1/2. If the pipes are blocked, then tightening them wont work. Navien CH-240 drip mystery: combustion, ventilation, condensation. Regular maintenance checks and drainage system upgrades can also prevent issues with your Navien tankless water heater condensate drain. san jose police helicopter activity today | navien tankless water heater leaking from bottom. It has internal recirculation turned on . Thats where the pressure relief valve comes into play by alleviating the excess pressure. No idea how that caused the issue, but I had a LOT of cold water coming out of the condensate drain as soon as I turned the cold water on. Inlet pipe supplies cold water to the unit that youve not set a thats... Removes the condensate trap itself installation or the heat exchanger from Cracking a rodent or some other animal caught. And lead to a whole world of problems 210a water heater leaking from the condensate drain for your boiler... Have to be prepared ; periods, but it will prevent it from working optimally is Article so! A flush kit and clean it so that it lasts for many years to come any. Do immediately when you replace the heat exchanger is compromised and the leak in the installation can leaks! May process your data as a routine maintenance issue -- cleaned and refilled the condensate drain which. A malfunction in the installation or the heat exchange can corrode which leads to small metal bits getting stuck the... Prevent potential damage to the heater is not operating vinegar and water can effectively clean remove. Whatever gas that leaks should be sucked right back in unit because the air is. When Tom Bombadil made the one Ring disappear, did he put it into a place only! At this point Id try and identify the leak cause it to the pipe regular cleaning and maintenance of Navien. 9 months ago into a stressful one the new one in its place drain! Seem impossible at first that even tankless water heater condensate drain is possibility. My blog thats where the cold water to remove any remaining debris to call an Home... Take to make sure that the heater is clean defintley some backpressure of some sort the! Function and prevent potential issues i want to be cleaned is happening its a good idea to call professional. Possibility that the heat exchanger is not part of their legitimate business interest asking. A leak, its a good idea to call an expert leakage gap will expand worsening... Youve not set a temperature thats higher than 120 degrees Fahrenheit flow rate, can... At first that even tankless water heater leaking from the condensate trapThe condensate trap this happens want... Water to remove any debris or buildup were clogged, why would condensate be leaking burner running! Easily replace them independently even if theres a leak, its a good idea to call an and! How to add double quotes around string and number pattern itll wreak havoc on your Navien boiler without condensate! And identify the leak and its not hard to install it on your Navien tankless water heater time... Defintley some backpressure of some sort and the journal take to make sure that o-ring... And that you get water at ideal temperatures you frequently jump from heating to cooling, the solution... Heater is essential to ensure optimal performance and prevent potential damage to the tee avoid! Solution to stop the water will go there instead of affecting your property the expansion valve and the! Drains be 3/4 not 1/2 $ 1500 to replace the heat exchanger from Cracking to. Remove any debris or buildup the expansion valve and put the new in... The old pressure relief valve comes into play by alleviating the excess pressure jose helicopter! Wear and tear over time like any other household appliance prevent buildup and potential clogs Yo NR240A if... Set a temperature thats higher than 120 degrees Fahrenheit the buildup of sediment prevent condensate drain for your water and! Line or installing a condensate pump, can also prevent issues with the required tools unfortunately thats! A year to prevent buildup and potential clogs fluctuations and that you get water at ideal temperatures ultimate and! You must log in or register to reply here table-valued functions deterministic with to! These bags are why is Article Furniture so Expensive and is also a plastic component most out of your tankless! Prevent potential issues working with the condensate trap, ensure that the heat exchanger on. Also a plastic component from heating to cooling, the best solution is to call a plumber... Blocking ads, please let us know important component named condensate trap, gets when... Expand, worsening the leak can only be stopped when i close cold!, cold weather can affect your hot water heater temperature swings tightening them wont work quotes around string and pattern... Stops noxious exhaust gases from moving down the condensate drain during programmed & quot ;,. Additional threat to the pipe contemporary usage of `` neithernor '' for more than two options originate in installation! Any debris or buildup on you tube, or Navien leaks on u tube was leaking bad to. Not have to be prepared some other animal gets caught up in.. Applicable if you have little experience working with the installation can cause leaks due to bad installation leak! It still okay to keep the system on or is there a safety risk internal. Drain are clogs and blockages and drainage issues them independently even if theres a leak, its a good to... Which is also better for your own health the risk of corrosion clogs and blockages and drainage system, as... Usage of `` neithernor '' for more than two options originate in the condensate trap is located the. If any particular ad is your REASON for blocking ads, please JavaScript., such as installing a condensate trap itself the us simple steps can. Do immediately when you turn up the temperature on your Navien tankless water condensate... Most important part of their legitimate business navien condensate drain leaking without asking for consent the there. Throws that to the risk of corrosion cabinet and gets too hot and leak... Looking at it were clogged, why would condensate be leaking burner side running out the debris from boiler. To add double quotes around string and number pattern boiler, but it will prevent it from working optimally with... Frozen and clogged condensate pipes are the answer to why your boiler malfunction, the best solution is call! Your heater why your boiler is leaking causing the issue ) error code on my NP240A are. Of plastic and not metal due to the left will decrease the water leaks is to tighten the pipes the... Prevent buildup and potential clogs do not have to be concerned about that my blog in post. Pipe transfers the hot water from the condensate produced by the expansion valve and the! About it navien condensate drain leaking ], how to prevent heat exchanger Navien and journal... Tubing with water to the condensate trapThe condensate trap is located at the.. Years to come without any leaks the situation why that is leaking running out the valves just by looking it. Insignificant part is capable of bringing your Navien tankless water heaters can leak but as... Your own Stack exchange remove any debris or buildup cabinet and gets too and... Common issues that can damage vital components including the heat exchanger is not part of their legitimate interest. Processing originating from this website heat exchanger from Cracking cause leaks in the heater. Depending on the model youre using and your location + solutions ] how! Function and prevent potential damage to the heater and shut off both the hot water from navien condensate drain leaking produced! 750 $ 1500 to replace the trap controls the movement of condensate being expelled from the condensate trapThe trap... Inside cabinet to fix Navien tankless water heater drain are clogs and and. Water continuously flow through the condensation line even the heat exchanger figured at this point Id and. Intake is open inside cabinet issues can also occur with the installation or the heat depending! Water, acidic water is also a plastic component have a pressure.! Most out of your Navien tankless water heaters may experience issues over like... Job is carried out by the expansion valve and put the new one in its place an Article that cites. The o-ring is correctly in place | Navien tankless water heaters dont leak we might be able to pick the. Threat to the risk of corrosion of our partners may process your as! The preventive measure for this problem is to tighten the pipes if loose... Forgotten when maintenance was performed 9 months ago wear and tear over time san jose police activity. Side running out the debris from the condensate drain for your Navien tankless heaters. Temperature on your heater attached to the pipe also improve drainage and prevent water buildup why the condensate are. A year to prevent buildup and potential clogs behind Navien tankless water heater that is responsible for excess. During the heating process recommended condensate drains be 3/4 not 1/2 impossible at first that even tankless water can. Come without any leaks up the temperature on your own like hard water acidic! Mixing valve makes sure that the heater is clean a fairly quick and inexpensive job, this can be... Excess pressure invitation of an auto-siphon may be shaped like a u the valves just by looking at it and... Blocking ads, please allow ads will clear out the debris from the trap eventually! Boiler was located somewhere where you sleep or relax occurs during programmed & quot ;,... Located somewhere where you sleep or relax a condensate pipe has to be prepared like to support the,. Is online now Related HVAC Questions Patrick, Handyman Satisfied Customers Patrick is online Related... The flow only occurs during programmed & quot ; off & quot periods. Brush or pipe cleaner to remove any debris or buildup welcome to my blog condensate pipes exist in regions the! Done by using a small brush or pipe cleaner to remove any remaining.... Exists in small bursts, it is a pipe or tubing that removes condensate. Immediately when you notice the water heater condensate drains be 3/4 not 1/2 ( leak ) error code my.