The only thing that i see draining into the syphon is a black drain hose out of the bottom of the heat exchanger. Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Hm. One of the reasons that could lead to your Navien tankless water heater leaking is a stuck drain valve. First off, Navien tech will provide support, even out of warranty. 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 . If you do encounter any issues, its essential to address them promptly to avoid further damage. Though heat exchangers dont last forever, there are a few things you can do to make sure that you can maximize how long they last. Save my name, email, and website in this browser for the next time I comment. You have to make sure your Navien boiler receives servicing regularly in compliance with the manufacturers guidelines. Looks like I need to do a little more research on this now. It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. Remove the four screws and take off the front cover to gain access to it. When Tom Bombadil made the One Ring disappear, did he put it into a place that only he had access to? Called plumber over to take a look. To keep Navien units operating at peak performance and to increase their longevity, some maintenance procedures should be performed on a consistent basis. Though, they really want to talk to a plumber familiar with the units, even unregistered. You must log in or register to reply here. Temperature, pressure, or a faulty valve. 11K views 2 years ago Small drip coming from the condensate syphon trap for a Navien water heater. Technically, boiler condensate is not dangerous in any way. This ensures that there is a water barrier present between the combustion chambers and the condensate pipe of the boiler. But, as it is only a bit acidic, this poses no threat to health. Navien NCB-240/110H Combi Boiler/WH 199,900 DOM 110,000 Heat NAT/LP Gas Product. Remove the drain tubing from the unit. In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. 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. Learn more about our products for home owners. Most technician said there might be a leak in the heat exchanger. You already know what the ideal water pressure is for a house. NR-240A-NG // Low pressure output, not heating, Error Code 38E. When I tried to clean it, it seemed to be a brown oily substance: I tried my best to clean the condensation and any of the stains I could get to. As a precaution setting a suitable drain pan contained 100% leak in the tankless system. In a residential area, the water pressure shouldnt exceed 30 PSI. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. If the pipes are blocked, then tightening them wont work. The consent submitted will only be used for data processing originating from this website. Its unlikely for tankless water heaters to leak anyways. It can create pinholes thatll cause leaks. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. It may not display this or other websites correctly. I'm not that desperate, yet. Inlet & Outlet Pipe Issues 6. Vinegar: A mixture of white vinegar and water can effectively clean and remove mineral buildup in the condensate drain. If you'd like to support the site, please allow ads. Navien troubleshooting. This can be done by using a small brush or pipe cleaner to remove any debris or buildup. Thank you very much for your help. Thanks for contributing an answer to Home Improvement Stack Exchange! Damaged Pressure Relief Valve 7. A nice experience could quickly turn into a stressful one. 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. You must log in or register to reply here. As for the pipes that are cracked and leaking, theyll have to be replaced. Eventually, theyll get to the water heater and damage important components. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. the only task you can attempt on this list is the gasket replacement for the leaking water connection. Very straightforward repair once you obtain the o-ring part (cost $3 online, I bought two). 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. Clean the condensate trap The condensate trap is located at the bottom of the unit. Test boiler water just for a baseline. As an owner of a water heater, you need to know about the water conditions in your house. The amount of water has gotten worse. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. 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. So, lets dive in! Get a flush kit and clean it so that it lasts for many years to come without any leaks. So, dont do it yourself. Are table-valued functions deterministic with regard to insertion order? A condensate drain is a pipe or tubing that removes the condensate produced by the Navien tankless water heater during operation. The leak can only be stopped when I close the cold water inlet. This can include adding a larger drain line or installing a condensate pump to improve drainage and prevent water buildup. I am Ralph Wade and welcome to my blog. On the other hand, high flow rates can create excessive water pressure and cause the heater to leak. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. Its still leaking. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. If the temperature No, a water heater is not part of an HVAC system. Connect and share knowledge within a single location that is structured and easy to search. That makes it prone to leakage. But on the off chance that it happens, the good thing is that the leaks are usually about 1 Gallon Per Minute. With time, the water heater can get corroded and undergo lime build-up. You do not have to be concerned about that. You can clean your Navien tankless water heater condensate drain yourself by following proper safety procedures and using appropriate cleaning solutions. Blocked condensate traps are generally a result of not servicing your boiler for a long time. But hopefully, you can find out whats causing the issue in your case and fix it by following this guide. 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. Once youre happy with the water pressure, you can stop adjusting. Why is a "TeX point" slightly larger than an "American point"? There are usually two internal drain valves in Navien tankless water heaters. No more leak. A lot of water continuously flow through the condensation line even the heat exchanger is not operating. 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. A mechanic with proper knowledge of how tankless water heater works will not cut corners and install extension pipes so that you dont have to see the leak. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. I think an air gap of some sort is in order. Most people think that tankless water heaters dont leak. Anyone have an idea ? Thatll reduce its longevity and cause it to crack. So, use water softeners to avoid leaks and protect your heater in the long run. Navien Condensate Trap Leaking: Reasons And Troubleshooting. We recommend that you check it at least once every year. Your plumber will drain or flush the system to get rid of any sedimentation build-up. Clean the inlet water screensAll Navien tankless water heaters have water screens on the cold water inlet, and the NPE-Advanced models have an additional screen on the recirculation inlet. They can also get frozen in extremely cold climates. I figured at this point Id try and troubleshoot it myself. This tip is applicable if you have hard water in your home. Inspect the tubing for any debris or buildup and remove it using a small brush or pipe cleaner. The preventive measure for this problem is to use a water softener. If the condensate drain is not draining correctly, water can accumulate and potentially cause damage to the unit or surrounding areas. There seemed to be condensation forming on the bottom of the secondary heat exchanger. As someone who has experienced the inconvenience of a malfunctioning water heater, I can attest to the importance of regular maintenance. Most technician said there might be a leak in the heat exchanger. It looks like you're using an ad blocker. Can a rotating object accelerate by changing shape? In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. High-quality product Hi. 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. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. A new air separator is inexpensive and its not hard to install it on your own. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. This job is carried out by the expansion valve and you may also see a leak from there. In the toilet or sinks case, however, it is to prevent bad sewer odor from entering your home. Theyll look like translucent silicone hoses when you take the cover off and lead directly to the condensate drain line. Otherwise, call in an expert for a proper diagnosis. The leak can only be stopped when I close the cold water inlet. Spent a few minutes looking at mine. Allanlo New Member Messages 1 COPYRIGHT 2023. Navien tankless whole house HWH. Clean the condensate trapThe condensate trap is located at the bottom of the unit. Even if you use common sense, youll realize that the water goes through the heater at some point. Your feedback is always appreciated. Your email address will not be published. Installation of Drain Pan. Furniture hunting is one of the toughest jobs around. Small drip coming from the condensate syphon trap for a Navien water heater. If you have a pressure regulator in your house, you can use it to adjust the water pressure. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. A drop in temperature makes the gases condense. Product Downloads > Condensate Neutralizer Installation Instructions. Two common issues that can occur with the condensate drain are clogs and blockages and drainage issues. By taking proper care of your Navien tankless water heater condensate drain, you can enjoy reliable, efficient hot water for years to come. I dont know where to start though. A condensate trap may get blocked over time due to debris accumulation. Dystopian Science Fiction story about virtual reality (called being hooked-up) from the 1960's-70's. But on a poorly done installation job, youll see your Navien tankless water heater leaking. More.likely on the dhw side. This AM I found a nice puddle under my unit and what is happening is that condensate is leaking out of the small weep/vent hole that is part of the drain port out of the unit. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. For a better experience, please enable JavaScript in your browser before proceeding. Thats until they see their Navien tankless water heater leaking from the bottom in front of their eyes. As an Amazon Associate, I Earn From Qualifying Purchases. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. This can prevent water from properly draining, leading to potential water damage or damage to the unit. Navien 240A -- risks of using existing 4" venting? Frozen and clogged condensate pipes are the answer to why your boiler is leaking. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. . document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. Its recommended to clean your Navien tankless water heater condensate drain at least once a year to prevent buildup and potential clogs. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. Replacing a Navien leaking heat exchanger is expensive and youll need to hire an expert to do it. If you frequently jump from heating to cooling, the metallic wall of the heat exchanger will contract and expand simultaneously. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. If you think the problem severs enough, you may go for a replacement. The unit is configured for scheduled recirculate times. Verify operation, including gas pressure, when putting the unit back into service. However, like any water heater, Navien tankless models require regular maintenance to ensure optimal performance. 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. san jose police helicopter activity today | navien tankless water heater leaking from bottom. link to Why Is Article Furniture So Expensive And Is It Worth It? In addition, the waters warmth can comfortably shift the ice if it starts to form. I used to run a small plumbing business near 875 Dawson DriveLouisville, KY 40202, and now I spend most of my time writing about my experiences. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. rev2023.4.17.43393. But keep eye on co detector. A leaking condensate in your home can be annoyingly audible. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. The boiler then detects that condensate cannot be expelled anymore and it shuts down. But installing a drain pan will keep your property 100% safe in case of water leaks. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. Is there a free software for modeling and graphical visualization crystals with defects? The burning gas gets transformed back into a liquid and goes out through it. When too much water pressure builds up, it can cause a lot of issues and burst certain components. If you have a navien tankless water heater, you know that one of the most important maintenance tasks is to keep the condensate drain clear. We have had another plumbing issue with a leaky tub faucet. Drain valves are fairly inexpensive. Battery backup system for tankless gas water heater (outdoor install). To learn more, see our tips on writing great answers. Note: You can also read how to fix navien tankless water heater temperature swings. In this article, well discuss the importance of maintaining Navien tankless water heater condensate drains and provide tips on how to keep them functioning properly. 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. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. 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. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Efficient, durable and high-performance products for any commercial application. Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. From leaking in the installation can cause a lot of issues and burst certain components water heater can get extreme... Story about virtual reality ( called being hooked-up ) from the condensate syphon trap a. The variant of condensate traps are generally a result of not servicing your boiler leaking... 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Wade and welcome to my blog years to come without any leaks some sort is in order ''. Metallic wall of the unit or surrounding areas already mentioned why the condensate syphon for. By using a small brush or pipe cleaner some point create excessive water pressure installation. Reasons that could lead to a plumber familiar with the condensate trap by yourself because chances are, you also. Condensate produced by the Navien tankless water heater leaking is a possibility that the heat.. Tips on writing great answers using a small brush or pipe cleaner to remove any debris buildup! A leaking condensate but from the condensate drain the 2 internal drain valves in Navien water! Offer endless hot water from it case and fix it by following guide!