Why would turning on/off hot water when the toilet is flushing cause the tankless pressure relief valve to release water? Commercial solutions from the leader in condensing technology. Difference between "select-editor" and "update-alternatives --config editor". Why do we calculate the second half of frequencies in DFT? So, did you find this article useful? A lot of water continuously flow through the condensation line even the heat exchanger is not operating. How to tell which packages are held back due to phased updates. Our payment security system encrypts your information during transmission. Companies have started installing auto-siphons in condensate traps. The Navien NPE-2 series is a line of high-efficiency condensing tankless water heaters featuring a user-friendly control panel. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Boilers are susceptible to wear and tear over time like any other household appliance. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 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. 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. Navien flow out condensate line Heating Help: The Wall Once you have the correct o-ring, you can install it yourself or have a professional do it for you. We dont share your credit card details with third-party sellers, and we dont sell your information to others. Radial axis transformation in polar kernel density estimate, Acidity of alcohols and basicity of amines. What is a normal drip rate for a condensing tankless hot water heater? Watching this less than 2 minutes video will explain the reason and fix it. Condensing tankless water heaters need a condensate drain. NPE-240S 1 Asking for help, clarification, or responding to other answers. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Plumbing Forum, Professional & DIY Advice. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. If the temperature No, a water heater is not part of an HVAC system. Yesterday I noticed lots of water coming out of the condensate drain. It started to leak from the water adjustment valve. In general, in a string of multiplication is it better to multiply the big numbers or the small numbers first? Condensate pipes are infamous for freezing and developing blocks in the winter months. The leak can only be stopped when I close the cold water inlet. Full content visible, double tap to read brief content. Because the exhaust gas is very hot when it leaves the unit, metal concentric venting is required. 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. Because water vapor condenses inside the unit as the exhaust gas cools, condensing tankless water heaters require a drain (and potentially a pH neutralizer) to dispose of the acidic condensation water. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If your tankless water heater is producing condensate, there are a few different ways you can go about draining it. Though, they really want to talk to a plumber familiar with the units, even unregistered. Hope that helps someone. Water shouldn't be flowing continuously out of the condensation line, something is wrong somewhere. Replaced it and the problem was resolved. Minimum inch T&P drain to terminate "outside" of the building no closer than 6 inches or further than 24 inches from grade. Navien CH-240 drip mystery: combustion, ventilation, condensation. At this point, the boiler will stop working automatically for safety reasons. . When the condensate exists in small bursts, it is less prone to freezing. Sorry, we were unable to perform your search at this time. 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. NPE-180S More.likely on the dhw side. Does anyone have any perspective on likely actual condensate volume? Beyond that, some experimentation is likely called for. Condensation inside Navien tankless water heater Heating Help: The Wall Home Domestic Hot Water Welcome! VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. To learn more, see our tips on writing great answers. The condensate drain on your Navien water heater is there to collect any water that condenses on the inside of the unit. This liquid is called condensate. Distilled water 7. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. The proven ultra-high-efficiency, eco-friendly, space-saving way to supply endless domestic hot water for homes and businesses. Navien Tankless Water Heater Reviews 2022 | Water Tech Guide They said theyve never seen this problem before. They called Navien and unfortunately my serial number was never registered so Im told it isnt under warranty. Sold by AteliDeals and ships from Amazon Fulfillment. The condensate trap is designed to catch any water that condenses inside the unit. Tankless water heaters have a condensate drain to properly drain the excess condensation produced by the second heat exchange unit installed inside of condensing tankless water heaters. 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability, 30003121A Navien Condensate Drain Hose BH2206006A. For a better experience, please enable JavaScript in your browser before proceeding. Could anyone please point me where I can find the 2 internal drain valve? Connect and share knowledge within a single location that is structured and easy to search. 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 youre not sure how to do this, you can always contact a Navien service technician to help you out. The good news is that the Navien tankless water heater is designed to handle this condensate and drain it away from the unit. Can Martian regolith be easily melted with microwaves? 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, You accept the use of cookies as described in our, Problem Solved: Gandy Installations Saves Customer Enough Space for a Refrigerator, Problem Solved: Steve Hosack of SC Hosack Plumbing Upgrades His Hair Stylist to Navien, Ways to save money on your water & electric bill. Navien NPE-240A condensate drain leak - Terry Love Plumbing Advice Cooler exhaust means you have a wider range of venting material options, including PVC and polypropylene. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Everything is good, I installed the proper intake an exhaust with 3in schedule 40 PVC pipes as recommended, I plumbed 3/4in copper pipes for cold and hot water, a 3/4in gas line. If you have a Navien tankless water heater, you know that one of the most important parts of the unit is the condensate drain fitting. The ultimate in energy efficiency. The Takagi tankless water heater I installed is a condensing model. Your email address will not be published. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. These tankless water heaters can be installed indoors or outdoors, for residential or commercial use. 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? Ultra high-efficiency tankless water heatersalso known as condensing tanklessuse two heat exchangers to supply endless hot water when you turn on a faucet. That means it cools the exhaust gas below the boiling point of water, thus causing most of the water vapor there to. Where is the 2 internal drain valve in Navien 240a tankless water Learn more about our products for home owners, Proven performance makesNavien a smart choice. While models numbers may. Some of these items ship sooner than the others. Navien tankless water heaters have a lifespan of up to 20 years. 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. How can we prove that the supernatural or paranormal doesn't exist? 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 Burner condensate runs 2-4 ph litmus paper to test it. Not heating for long period of time. A tankless water heater does not need a drain. Tankless Water Heater, Boiler & Combi-Boiler Installation | Navien Sold by msflips and ships from Amazon Fulfillment. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Read More Propane Heater For Bed BugsContinue, Read More How Much Propane Does A Tankless Water Heater UseContinue, Read More Propane Vs Electric Water HeaterContinue, Read More Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price)Continue, Read More Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide)Continue, Read More Best electric tankless water heater for rvContinue. A properly maintained boiler is less likely to display problems with the condensate trap. Condensing gas tankless water heaters include a second heat exchanger which uses heat from the exhaust gas to preheat incoming cold water. Technically, boiler condensate is not dangerous in any way. This is because when the water is heated, it produces condensation that needs to be drained away. The condensate drain fitting is located on the bottom of the unit, and is made of PVC. The condensate drain is there to make sure that this water doesnt build up and cause problems. Chances are, there is debris lodged inside that has to be cleaned. Non-condensing units have an efficiency rating of 0.81 UEF, which is still far more efficient than tank-style water heaters. Is a neutralizer necessary for tankless condensate? If you'd like to support the site, please allow ads. Take the cover off and you can see 2 translucent silicone hoses that connect from the small drain valves to the condensate drain line. But the water flowing out the condensate drain is continuous. Click here to Find a Contractor in your area. It looks like WhatsApp is not installed on your phone. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. What, if any, treatment is required before irrigation use will depend in part on your local conditions. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. We have fast FREE SHIPPING on all orders over $99 and ship all orders within 1 business day. That's where they usually freeze and brake/crack. I used some brass parts I had laying around and picked up a $3.00 roll of clear tubing from the hardware store.I'll keep an eye on the brass fitting for signs of corrosion. To clean the condensate trap, you will need to first shut off the power to the unit. Replacing a whirl-pool dishwasher drain hose extension is quick and easy, taking only a few minutes, saving time and effort. Why are physically impossible and logically impossible concepts considered separate in terms of probability? Newer-day energy sustainability guidelines have forced companies to think of a way to reduce waste. When you turn on the tap, cold water enters the unit and is rapidly heated to the desired temperature. Water heaters located in the garage may terminate on the garage floor with the same distance requirements. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. It looks like you're using an ad blocker. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? Condensation inside Navien tankless water heater Acidic water can damage car paint and more. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. You do not have to be concerned about that. Navien Tankless Water Heater Maintenance - YouTube Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. High Efficiency Water Heaters & Boilers for Homes | Navien Condensing tankless water heaters use a combination of two heat exchangers in the heating process. See our practical guide to Non-condensing Tankless Water Heaters. The leak can only be stopped when I close the cold water inlet. I think an air gap of some sort is in order. I have a 3 year old Navien 240a tankless water heater. Eligible for Return, Refund or Replacement within 30 days of receipt. Advanced condensing tankless water heaters featuring Naviens patented ComfortFlow system. Condensate Neutralizer Kit. I have a 3 year old Navien 240a tankless water heater. I have a tankless Navien water heater installed and it drips To add the following enhancements to your purchase, choose a different seller. Tankless Water Heaters | Navien Doesn't seem like you can have it both ways. Be sure to report back after you've figured it out. It only takes a minute to sign up. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. The O-ring between the flow sensor on the inlet was bad. In that case, Hi. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. If any particular ad is your REASON for blocking ads, please let us know. Youll need to make sure the hose is properly secured so that it doesnt come loose and cause problems. You accept the use of cookies as described in our, How Condensing Tankless Water Heaters Work. This item can be returned in its original condition for a full refund or replacement within 30 days of receipt. Because water vapor does not condense inside the unit, there is no drain required for installation. Once the trap is clear, reattach the access panel and turn the power back on to the unit. They use less energy (and money) than traditional water heaters because they don't need to reheat the water over and over. Asking for help, clarification, or responding to other answers. For homes with extra high demand, NPE-2 Series units can be cascaded without an external control. Brief content visible, double tap to read full content. The condensate trap is designed to catch any water that condenses inside the unit. Okay to use cold water drain valve on tankless gas water heater as a spigot? Shipping cost, delivery date, and order total (including tax) shown at checkout. I live in a desert area with a very low humidity (<15% normally) so 2 GPH seems excessive to me. If the drain is too small, it could become clogged and cause your Navien tankless water heater to malfunction. A condensate pipe devoid of an auto-siphon may be shaped like a U.. If you need to replace your Navien condensate trap o-ring, you can find the right one for your unit by checking the manual or contacting the manufacturer. allanlo1973How hard was it to replace the o-ring? Water vapor is a byproduct of combustion, although, in this case, the vapor contains elements such as methane, nitrogen and oxygen. To learn more, see our tips on writing great answers. link to Red Label Abrasives Vs. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Take love :). Condensing tankless water heaters offer higher flow rates, an efficiency rating of up to 0.96 UEF, and allow the use of more cost-effective venting materials such as polypropylene or PVC. Do you mind me asking where you got the O-ring replacement? In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? Save my name and email in this browser for the next time I comment. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. There are 0 customer reviews and 2 customer ratings. Can I gain AC efficiency by spraying condensate water on the outdoor coils? 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. We are sorry. 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. We also recommend that you report any . A lot of water continuously flows through the condensation line even the heat exchanger is not operating. 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. Learn more about Stack Overflow the company, and our products. The O-ring between the flow sensor on the inlet was bad. rev2023.3.3.43278. This ensures that there is a water barrier present between the combustion chambers and the condensate pipe of the boiler. 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. Tankless Water Heater | Plumbing code installation The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. As such, volume per day will depend on your hot water usage. In addition, the waters warmth can comfortably shift the ice if it starts to form. When the heater is idle, expect none. As the heat transfer process causes water vapor to turn back into liquid, that water has to get out of the system. If you have a Navien tankless water heater, you know that its a great way to have hot water on demand. 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. Navien condensing tankless water heaters and condensing boilers solve issues of reliability, durability, operating efficiency . It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. Is it possible to create a concave light? Most technician said there might be a leak in the heat exchanger. 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. The heat exchanger is the part of the tankless water heater that actually heats the water. I replaced it with a tank-less gas heater. 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. Making statements based on opinion; back them up with references or personal experience. Is it safe to tie a water heater pressure release pipe into an HVAC condensate drain line? However, not all of the water will turn to steam. I am Ralph Wade and welcome to my blog. Zoom in and look at "O"& "P", is that where it's broke/leaking? TomCare Detachable Hose Holder- It is convenient to move and store if necessary. Frozen water situated within the leakage gap will expand, worsening the leak. 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. First, a barrier is formed between the combustion areas and the condensate pipe by the water.