Once the water has drained, plug the unit back in and turn it on. Please try again. NPE 2 Condensing Tankless Water Heaters Navien NPE-2 High Efficiency Condensing Tankless Water Heaters NPE-A2 Series Someone may be able to pick out the valves just by looking at it. Youll need to make sure the hose is properly secured so that it doesnt come loose and cause problems. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. After that, it flows to the condensate trap. February 2019 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. However, its important to make sure that your condensate drain is clear and unobstructed so that the water can drain properly. Includes initial monthly payment and selected options. Boiler was unplugged at the time. A drop in temperature makes the gases condense. But the water flowing out the condensate drain is continuous. Could anyone please point me where I can find the 2 internal drain valve? High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. 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. Frozen and clogged condensate pipes are the answer to why your boiler is leaking. Navien tankless whole house HWH. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems, Usually higher than comparable non-condensing, Lower than typical non-condensing tankless and storage tank system, Could be higher than condensing but lower than storage tank systems, Stainless steel heat exchanger extend service life, Slightly larger than non-condensing, about 70-80% smaller than tank system, Slightly smaller than condensing, 80% smaller than tank system, Much more energy efficient than old fashioned tank systems, Backed by the industry's strongest warranty 15 years on heat exchangers, Takes about 80% less space than old fashioned tank heaters, Ideal for replacements or new construction. Boilers come with an important component named condensate trap. Newer-day energy sustainability guidelines have forced companies to think of a way to reduce waste. Water vapor is a byproduct of combustion, although, in this case, the vapor contains elements such as methane, nitrogen and oxygen. Plumbing Forum, Professional & DIY Advice. That means it cools the exhaust gas below the boiling point of water, thus causing most of the water vapor there to condense out to liquid. If any particular ad is your REASON for blocking ads, please let us know. Battery backup system for tankless gas water heater (outdoor install). Condensing gas tankless water heaters include a second heat exchanger which uses heat from the exhaust gas to preheat incoming cold water. Need to contact us? If you need to replace the condensate drain fitting, it is important to use a Navien-approved replacement. No more leak. Water shouldn't be flowing continuously out of the condensation line, something is wrong somewhere. Any guidance would be appreciated. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. You do not have to be concerned about that. Why do small African island nations perform better than African continental nations, considering democracy and human development? The condensate is a combustion byproduct, and will be determined almost entirely by how much the heater runs - when the heater is running, expect pretty much the rated output. Tankless electric heaters run between $90 and $900. I have a Tagaki T-H3-DV-N (Indoor) tankless hot water heater. Get genuine Navien factory OEM O-Rings for your Navien tankless water heater. Naviens standard ultra high-efficiency condensing tankless water heaters. A lot of water continuously flows through the condensation line even the heat exchanger is not operating. You may receive a partial or no refund on used, damaged or materially different returns. More.likely on the dhw side. I have called Navien and several plumbers and it seemed like nobody had a clue what was going on. It seems that the condensate gets stuck in the syphon and overflows. I have a 3 year old Navien 240a tankless water heater. What order of work? Learn more about Stack Overflow the company, and our products. T&P line must be looking downward with no threads on the end. MANY water tube heat exchanger type Naviens leak exhaust internally at the gasket at the top of the heat exchanger, which if bad enough or long enough degrades the control board and plastic parts inside the cabinet. - the incident has nothing to do with me; can I use this this way? Is it possible to create a concave light? We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. As you recommended, I hired a technician and he repaired it. Inside a condensing tankless water heater, the combustion process superheats the water that enters your shower, sink, etc. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! In my area, the water is slightly alkaline and the city doesn't require condensate neutralizers. The heat exchange can corrode which leads to small metal bits getting stuck in the trap and eventually clogging the condensate drain. I have a 3 year old Navien 240a tankless water heater. Water heater was installed in 2014, so this leak developed after about 6 years in. Efficient, durable and high-performance products for any commercial application. Once you have the correct o-ring, you can install it yourself or have a professional do it for you. The Ultimate Endless Hot Water Solution For Your Home. Most technician said there might be a leak in the heat exchanger. To learn more, see our tips on writing great answers. Architects and commercial builders like the spacesaving design, flexibility in configurations. Why is this sentence from The Great Gatsby grammatical? That's where they usually freeze and brake/crack. This item can be returned in its original condition for a full refund or replacement within 30 days of receipt. I dont know where to start though. HotButton on-demand recirculation option with built-in controller. [{"displayPrice":"$35.95","priceAmount":35.95,"currencySymbol":"$","integerValue":"35","decimalSeparator":".","fractionalValue":"95","symbolPosition":"left","hasSpace":false,"showFractionalPartIfEmpty":true,"offerListingId":"6cij%2FI6Lfn8ENDnJVFPS5KSATGTDDFvFqWYsWPaj3jbs4aiqyvL7Dsp3iLGSYGUgbsiwStGwtrWYwcXDMMkrIlurqWJc7380oTo%2BE4k6TuIQeV2us0GLtep1aYs2ENAqmcYYiz52U%2FJXQcjtz7WZ2ywQnetjyE4jwW8R8092iIEtsmNt8ZmdCRyE7K%2B%2FG4rv","locale":"en-US","buyingOptionType":"NEW"}]. I have had the same issue with a lot of cold water coming out of the condensate drain. If not, please tell me how I can improve this article. The steam then condenses on the cold water lines and drains back into the tankless water heater. That section of the drain coming off the condensate trap retaining just enough suction to prevent it from flowing. Take the cover off and you can see 2 translucent silicone hoses that connect from the small drain valves to the condensate drain line. A former Navien fan-boy he has installed hundreds of Naviens, but has pretty much given up on trying to get them to fix this. Navien WATER ADJUSTMENT VALVE, part 30008245A, for NPE-A model, Navien Flame Rod Assembly NPE NCB Series Part 30012226A, Forestchill Universal Flexible Drain Hose Water Pipe for Air Conditoner (20ft), MyLifeUNIT Washing Machine Drain Hose Extension Kit, Universal Fit All Drain Hose, 6-Foot, FangFarm 5/8" Outdoor Garden Hose with Water Stop, Hose Shut Off Valve, Flexible Water Hose, Durable and Leakproof, Solid Brass GHT Connector (20FT, Blue), Air Jade 3/5 Inch(15mm) Air Conditioner Drain Hose Connector Elbow Fitting with Rubber Ring, Universal Fit Mini-Split AC Unit and Window Air Conditioning Unit. If you'd like to support the site, please allow ads. The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. I am planning the drain line (which will have a neutralizer on it to reduce the acidity). The boiler condensate created within your appliances will safely be drained along with wastewater. Brief content visible, double tap to read full content. Does the plug have an O-ring? Can I tell police to wait and call a lawyer when served with a search warrant? A leaking condensate in your home can be annoyingly audible. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? The size of the drain will depend on the model of Navien tankless water heater you have. They understandably have to hesitate, when, if un registered, have chance that installer did not follow guidelines. Your email address will not be published. When choosing a condensate drain for your Navien tankless water heater, it is important to make sure that the drain is the correct size. If you have any questions about your Navien water heater, or if you need help troubleshooting a problem, be sure to contact a qualified technician. This trap helps to prevent water from leaking out of the unit and onto your floor. If you have a Navien tankless water heater that is not listed in the table, you can contact Navien customer service for more information. If you have a Navien tankless water heater, you may be wondering what size condensate drain you need. Condensing tankless water heaters need a condensate drain. Please try again later. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. Save my name, email, and website in this browser for the next time I comment. The o-ring is a small, but important, piece of the condensate trap. Thank you. I bought a home a few months ago that had a Navien tankless water heater installed in 2019. We have a Navien tankless water heater that had a frozen intake in Feb., 2021. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. Condensate Neutralizer Kit. Why do we calculate the second half of frequencies in DFT? Spent a few minutes looking at mine. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Is it usually possible to transfer credits for graduate courses completed during an undergrad degree in the US? Over time, this water can build up and cause the trap to become clogged. JavaScript is disabled. NPE-240S 1 These tankless water heaters can be installed indoors or outdoors, for residential or commercial use. How do/should administrators estimate the cost of producing an online introductory mathematics class? If your Navien tankless water heater is not draining properly, it may be due to a clogged condensate trap. Thank you very much for your help. How would "dark matter", subject only to gravity, behave? Efficient, durable and high-performance products for any commercial application. This condensation is actually good for the heat exchanger because it helps to keep it clean and free of scale. We have fast FREE SHIPPING on all orders over $99 and ship all orders within 1 business day. The proven ultra-high-efficiency, eco-friendly, space-saving way to supply endless domestic hot water for homes and businesses. JavaScript is disabled. Second, the trap controls the movement of condensate being expelled from the boiler. Combat Abrasives belts are more famous and considerably used by a greater number of buyers than Red Label Abrasives. Why does Mister Mxyzptlk need to have a weakness in the comics? Why do academics stay as adjuncts for years rather than move around? Radial axis transformation in polar kernel density estimate, Acidity of alcohols and basicity of amines. Model Number Minimum Drain Size (inches) The flow only occurs during programmed "off" periods, but not always. NPE-300S 1 Thanks. Sold by AteliDeals and ships from Amazon Fulfillment. This part ensures that any condensation that forms on the unit is properly drained away, preventing any damage to the unit or your home. rev2023.3.3.43278. How to perform annual maintenance on your Navien instantaneous water heater. To clean the condensate trap, you will need to first shut off the power to the unit. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. I changed it, but it now leaks from the condensation hose. Water Heater (Tankless), Furnace, Chimney? For homes with extra high demand, NPE-2 Series units can be cascaded without an external control. There was defintley some backpressure of some sort and the vent eliminated it. It may not display this or other websites correctly. Because the exhaust gas is very hot when it leaves the unit, metal concentric venting is required. How to use Slater Type Orbitals as a basis functions in matrix method correctly? Ships from and sold by SOUTH AVE EAST LLC. Asking for help, clarification, or responding to other answers. The Navien NPE-2 series is a line of high-efficiency condensing tankless water heaters featuring a user-friendly control panel. What Is A Condensate Line? Helping You to Do It Yourself! At this point, the boiler will stop working automatically for safety reasons. Before installation or repairs begin, make sure your service specialist calls Navien's Technical Support Department while in front of your unit: 800-519-8794, option 2. To learn more, see our tips on writing great answers. Setting up a drain tube for the condensate out of the tankless water heater to the existing laundry drain.The Takagi tankless water heater I installed is a condensing model. Thanks for contributing an answer to Home Improvement Stack Exchange! Just put calcium carbonate rocks in my condensate water pump or buy a whole condensate kit? If so, please leave a comment and let me know. What video game is Charlie playing in Poker Face S01E07? Ultra high-efficiency tankless water heatersalso known as condensing tanklessuse two heat exchangers to supply endless hot water when you turn on a faucet. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. 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. I know some desert soils are very alkaline and might neutralize acidic condensate quite well themselves. If the drain is too small, it could become clogged and cause your Navien tankless water heater to malfunction. It looks like WhatsApp is not installed on your phone. In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. If it were clogged, it might explain what was happening and what your video showed. They use less energy (and money) than traditional water heaters because they don't need to reheat the water over and over. The O-ring between the flow sensor on the inlet was bad. It only takes a minute to sign up. 65K views 2 years ago Navien Tankless Water Heaters This is how to perform basic maintenance on a Navien NPE, NPN or other series tankless water heaters. Today we have no hot water--the intake may read more EricK1229 Master Plumber Associate 213 satisfied customers Navien trouble. Would you be able to post a picture of the modification you've made to your Navien? ComfortFlow includes a buffer tank, recirculation pump and fine-tuned controls which resolve the cold water sandwich effect and flow rate issues common in other tankless water heaters. Learn how your comment data is processed. This is because when the water is heated, it produces condensation that needs to be drained away. Yesterday I noticed lots of water coming out of the condensate drain. Replaced it and the problem was resolved. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Cooler exhaust means you have a wider range of venting material options, including PVC and polypropylene. Protect the water supply and water heating equipment with eco-friendly water treatment solutions. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. See also:Oil Heater Making High Pitched Noise. allanlo1973How hard was it to replace the o-ring? A tankless water heater does not need a drain. If you notice any condensation around the fitting, be sure to wipe it away and check the fitting for any blockages. The table below shows the minimum drain size for each model. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. I'm looking to install a Natural Gas Tankless (condensing) water heater (likely Navien 240). Please try again. The dishwasher drain hose sends waste water from the drain hose loop to the house drain during your appliance's operation. This kits provide a simple and effective ways for AC draining the condensate. In general, in a string of multiplication is it better to multiply the big numbers or the small numbers first? 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. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. Some of it will condense on the heat exchanger. Efficient and earth-friendly products designed for any size home. The condensate line removes the moisture collected on the evaporator coil in your furnace or central air conditioner. Amazon has encountered an error. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. Humidity will have little to no effect. Navien condensing stainless steel heat exchangers recover extra heat that would be lost in non-condensing boilers. I live in a desert area with a very low humidity (<15% normally) so 2 GPH seems excessive to me. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. rev2023.3.3.43278. Navien 30008360A Check Valve for NPE Series. But did you know that your Navien water heater also has a condensate drain? Not heating for long period of time. Another way to drain the condensate is to hook up a hose to the drain valve and run it to a drain or outside. The leak can only be stopped when I close the cold water inlet. Have a Navien NCB-210 that's been running well and Dana helped me tune last year. The unit is designed to heat water on demand, so there is no need to store hot water in a tank. Navien condensing tankless water heaters and condensing boilers solve issues of reliability, durability, operating efficiency . Do you mind me asking where you got the O-ring replacement? If you have a Navien tankless water heater, you know that its a great way to have hot water on demand. Since 2006, Navien, Inc. has become one of the fastest growing companies in the home comfort sector in North America and is now a leader in condensing technology, providing condensing tankless water heaters, combi-boilers, and boilers.*. Combat Abrasives Sanding Belts (2023), link to Lovesac Sactional Alternatives To Consider For Your Sweet Home, 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. In Conclusion A Sactional in your apartment's house or living area makes a place for everyone to sit, have snacks, and watch TV. Acidic water can damage car paint and more. We might be able to do something about it. How can we prove that the supernatural or paranormal doesn't exist? document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Whether you need an endless supply of hot water, efficient home heating or both, Navien has the perfect energy efficient solutions. When a hot water tap is opened, the tankless water heater detects the flow, The flow sensor activates to determine the amount of hot water needed, The gas control valve opens to supply the correct amount of gas, The fan and venturi activate to provide the correct amount of gas and fuel, The premix burner ignites providing a flame to heat the water, Cold water is pre-heated in the secondary heat exchanger, Pre-heated water passes from the secondary to the primary heat exchanger, The unit determines outgoing set temperature and adjusts the flame to heat the water, Desired hot water amount delivered to the faucet. There are several reasons why the water heater condensation occurs: The flue gases are cooled below their "dew point" when having the cold air supply. For a better experience, please enable JavaScript in your browser before proceeding. If your Atwood water heater wont light, the first thing you should How Much Propane Does A Tankless Water Heater Use, Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price), Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide), Best electric tankless water heater for rv. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. In addition, the waters warmth can comfortably shift the ice if it starts to form. This liquid is called condensate. Protect the water supply and water heating equipment with eco-friendly water treatment solutions. The garage temperature never drops below 50*F even on a cold winter day, so no worries about the drain tube freezing.Google answers page on condensate volume from natural gas combustion:- http://answers.google.com/answers/threadview/id/267323.htmlAnd here's a video where I check the pH of the tank less condensate:https://youtu.be/YjhLNgUETXQMore to comeBe sure to rate, comment and shareAnd as always, thanks for watchingIntro:Louisiana Fairytale by Austin Rogershttps://web.archive.org/web/20170402222425/http://drfiddle.com/show_tune.php?id=94#takagi #tanklesshotwaterheater #tankless Doesn't seem like you can have it both ways. Click here to Find a Contractor in your area. A condensate pipe devoid of an auto-siphon may be shaped like a "U." Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. Navien tankless water heaters have a lifespan of up to 20 years. A properly maintained boiler is less likely to display problems with the condensate trap. Thanks. Our condensate trap is leaking and it looks like the plug is missing an O-ring that would help it seal. The condensate is a combustion byproduct, and will be determined almost entirely by how much the heater runs - when the heater is running, expect pretty much the rated output. The downside is you need to get that condensate out of the heater.Since I had an open laundry drain right below the heater, that was a perfect place to run the condensate. It also means you can use inexpensive PVC pipe for venting. 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. This is a good option if you dont want to deal with the water inside your home. Drain Hose Fit most Ductless Mini Split Air Conditioner and Heat Pump Systems. The best answers are voted up and rise to the top, Not the answer you're looking for? 51 10K views 2 years ago Small drip coming from the condensate syphon trap for a Navien water heater. Our payment security system encrypts your information during transmission. ${cardName} unavailable for quantities greater than ${maxQuantity}. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. In this post, well show you how to clear a clogged Navien tankless water heater condensate drain. The heat exchanger is the part of the tankless water heater that actually heats the water. We have had another plumbing issue with a leaky tub faucet. Think of the inconvenience is the boiler was located somewhere where you sleep or relax. How to tell which packages are held back due to phased updates. Zoom in and look at "O"& "P", is that where it's broke/leaking? To see our price, add these items to your cart. These tankless water heaters can be installed indoors or outdoors, for residential or commercial use. If you have a tankless water heater, you know that one of the maintenance requirements is to occasionally check the condensate drain. I had the same issue. Condensing tankless water heaters use a combination of two heat exchangers in the heating process. But, as it is only a bit acidic, this poses no threat to health. In that case, Hi. Resources | Partners Login | Become an NSS |Certifications |Parts List | Technical Support | Careers |Global Network |Warranty, All contents copyright Navien Inc. | About Navien |Contact Us | Terms of Use |Privacy Policy |CCPA |Notices, Ultra-high efficiency condensing tankless water heaters, High efficiency non-condensing tankless water heaters. The boiler then detects that condensate cannot be expelled anymore and it shuts down. It only takes a minute to sign up. You must log in or register to reply here. Your feedback is always appreciated. See our practical guide to Non-condensing Tankless Water Heaters. You are using an out of date browser. But condensing units require a drain, which can limit your installation location options. It started to leak from the water adjustment valve. Overview Ultra-high efficiency condensing tankless water heaters > NPEA2 Series > NPES2 Series High efficiency non-condensing tankless water heaters > NPNE Series > NPNU Series Combi-boilers Can the condensation line (using a condensate pump) of a basement hybrid water heater be connected to a waste line directly above the water heater? Making statements based on opinion; back them up with references or personal experience. Yesterday I noticed lots of water coming out of the condensate drain. The leak can only be stopped when I close the cold water inlet.