Okay to use cold water drain valve on tankless gas water heater as a spigot? What video game is Charlie playing in Poker Face S01E07? Condensing tankless water heaters need a condensate drain. This accessory perfect fit and extension to your dishwasher drain hose, will be needed if your appliance is more than the standard distance away from the house drain. If your tankless water heater is producing condensate, there are a few different ways you can go about draining it. We have fast FREE SHIPPING on all orders over $99 and ship all orders within 1 business day. Why do academics stay as adjuncts for years rather than move around? You talking about the inlet/outlet valve? How can we prove that the supernatural or paranormal doesn't exist? 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. The proven ultra-high-efficiency, eco-friendly, space-saving way to supply endless domestic hot water for homes and businesses. Here are the website rules, as well as some tips for using this forum. But, really, from your video, it looks like a vacuum-related issue. NPE-180S Help others learn more about this product by uploading a video! Need to contact us? The ultimate in energy efficiency. I don't know if it's just an open port or if there some sort of valve or venturi involved. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. NPE 2 Condensing Tankless Water Heaters Navien NPE-2 High Efficiency Condensing Tankless Water Heaters NPE-A2 Series I think an air gap of some sort is in order. I am Ralph Wade and welcome to my blog. Water vapor is a byproduct of combustion, although, in this case, the vapor contains elements such as methane, nitrogen and oxygen. When the heater is idle, expect none. Connect and share knowledge within a single location that is structured and easy to search. You are using an out of date browser. Because the exhaust gas is very hot when it leaves the unit, metal concentric venting is required. Doesn't analytically integrate sensibly let alone correctly. Thank you jmon. 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. You can probably get it from a plumbing store, or order online. Water heater was installed in 2014, so this leak developed after about 6 years in. If you notice any condensation around the fitting, be sure to wipe it away and check the fitting for any blockages. They use less energy (and money) than traditional water heaters because they don't need to reheat the water over and over. When you do not need to use the item, such as in Winter, you can disassemble it easily and store it without taking too much space. If you need to replace the condensate drain fitting, it is important to use a Navien-approved replacement. Most technician said there might be a leak in the heat exchanger. Navien tankless whole house HWH. A tankless water heater does not need a drain. Replaced it and the problem was resolved. If you'd like to support the site, please allow ads. But the water flowing out the condensate drain is continuous. [{"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"}]. Another way to drain the condensate is to hook up a hose to the drain valve and run it to a drain or outside. Is it possible to rotate a window 90 degrees if it has the same length and width? HotButton on-demand recirculation option with built-in controller. This kits provide a simple and effective ways for AC draining the condensate. The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. Sold by msflips and ships from Amazon Fulfillment. First-time installation costs run more than a simple tank replacement. Heavy duty solid brass garden hose shut off valve, fit any 3/4" GHT (garden hose thread) watering equipment. The condensate is a product of combustion of the hydrocarbon fuel: hydrocarbon + oxygen > carbon dioxide + water. There are 0 customer reviews and 2 customer ratings. The heat exchange can corrode which leads to small metal bits getting stuck in the trap and eventually clogging the condensate drain. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. For a better experience, please enable JavaScript in your browser before proceeding. Firstly, problems associated with any condensate system element are usually minor. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. Amazon has encountered an error. The PVC exhaust technology has made the installation easier. Includes initial monthly payment and selected options. The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. Our payment security system encrypts your information during transmission. Commercial solutions from the leader in condensing technology. The leak can only be stopped when I close the cold water inlet. Check out the deal on Navien 20006947A O-Ring P18 Black at TanklessParts.com, Check out the deal on Navien 30009933A O-Ring Kit at TanklessParts.com, Check out the deal on Navien 30008360A Check Valve for NPE Series at TanklessParts.com. Can Martian regolith be easily melted with microwaves? Is a neutralizer necessary for tankless condensate? Would you be able to post a picture of the modification you've made to your Navien? It looks like you're using an ad blocker. This item can be returned in its original condition for a full refund or replacement within 30 days of receipt. Does anyone have any perspective on likely actual condensate volume? Why does Mister Mxyzptlk need to have a weakness in the comics? To learn more, see our tips on writing great answers. I live in a desert area with a very low humidity (<15% normally) so 2 GPH seems excessive to me. 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. Cost is in US dollars. The unit is configured for scheduled recirculate times. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. The Navien NPE-2 series is a line of high-efficiency condensing tankless water heaters featuring a user-friendly control panel. In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. In the toilet or sinks case, however, it is to prevent bad sewer odor from entering your home. If you have a Navien tankless water heater, you know that its a great way to have hot water on demand. Is it safe to tie a water heater pressure release pipe into an HVAC condensate drain line? High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Zoom in and look at "O"& "P", is that where it's broke/leaking? It looks like you're using an ad blocker. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. You do not have to be concerned about that. It started to leak from the water adjustment valve. In general, there are two types of condensate traps ones that come with auto-siphons and ones that dont. If not, please tell me how I can improve this article. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. Edit: I've spoken to the manufacturer who have zero specs on this. 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. If it were clogged, it might explain what was happening and what your video showed. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. 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. Non-condensing tankless water heaters have a single heat exchanger and do not recycle heat from the exhaust gas. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. JavaScript is disabled. 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. But what exactly is the condensate drain, and why does your tankless water heater have one? Red Label Abrasives Vs. Architects and commercial builders like the spacesaving design, flexibility in configurations. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. Our condensate trap is leaking and it looks like the plug is missing an O-ring that would help it seal. Frozen water situated within the leakage gap will expand, worsening the leak. Efficient and earth-friendly products designed for any size home. The most important part of condensate traps maintenance is the maintenance itself. Whether you need an endless supply of hot water, efficient home heating or both, Navien has the perfect energy efficient solutions. Tankless Water Heaters High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Navien Flow Sensor Tankless Water Heater 136 Amazon's Choice in Water Heaters 5 offers from $15.00 Navien 30012033B Dhw Flow Sensor 21 5 offers from $46.27 Navien WATER ADJUSTMENT VALVE, part 30008245A, for NPE-A model 25 Amazon's Choice in Faucet Valves 3 offers from $85.90 Navien Flame Rod Assembly NPE NCB Series Part 30012226A 76 Please try again. rev2023.3.3.43278. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. It also means you can use inexpensive PVC pipe for venting. 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. Fit symptoms: Dishwasher will not drain, drain too slowly, leaking water, old hose damaged rerouted. Navien Condensate Trap Leaking: Reasons And Troubleshooting. If your o-ring is damaged or worn, it can cause water to leak out of the unit. Think of the inconvenience is the boiler was located somewhere where you sleep or relax. Learn more about our products for home owners, Proven performance makesNavien a smart choice. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. For a better experience, please enable JavaScript in your browser before proceeding. The boiler then detects that condensate cannot be expelled anymore and it shuts down. Please try again later. Error posting question. Ultra high-efficiency tankless water heatersalso known as condensing tanklessuse two heat exchangers to supply endless hot water when you turn on a faucet. Thanks for contributing an answer to Home Improvement Stack Exchange! If you have a tankless water heater, you know that one of the maintenance requirements is to occasionally check the condensate drain. Replacing a whirl-pool dishwasher drain hose extension is quick and easy, taking only a few minutes, saving time and effort. The condensate trap is designed to catch any water that condenses inside the unit. Boilers are susceptible to wear and tear over time like any other household appliance. Thats why you need to take steps to fix the situation. The flow only occurs during programmed "off" periods, but not always. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! This condensation is actually good for the heat exchanger because it helps to keep it clean and free of scale. If you have a Navien tankless water heater that is not listed in the table, you can contact Navien customer service for more information. Asking for help, clarification, or responding to other answers. Beyond that, some experimentation is likely called for. Navien CH-240 drip mystery: combustion, ventilation, condensation. Condensing tankless water heaters use a combination of two heat exchangers in the heating process. I have called Navien and several plumbers and it seemed like nobody had a clue what was going on. Please try again. Please make sure that you are posting in the form of a question. Most technician said there might be a leak in the heat exchanger. By raising the pH level of the condensate before the water discharges to the drain, the kit can prevent damage to the pipes and enhance the performance of the unit. 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. How do you get out of a corner when plotting yourself into a corner. Why are physically impossible and logically impossible concepts considered separate in terms of probability? You accept the use of cookies as described in our, How Condensing Tankless Water Heaters Work. Take love :). I figured at this point Id try and troubleshoot it myself. Companies have started installing auto-siphons in condensate traps. If so, please leave a comment and let me know. The condensate drain is there to make sure that this water doesnt build up and cause problems. The condensate drain on your Navien water heater is there to collect any water that condenses on the inside of the unit. In general, in a string of multiplication is it better to multiply the big numbers or the small numbers first? When choosing a condensate drain for your Navien tankless water heater, it is important to make sure that the drain is the correct size. A clogged drain can cause serious problems, including water damage to your home. Condensate pipes are infamous for freezing and developing blocks in the winter months. 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. Modern-day boilers, just like a Navien boiler often release the condensate in brief waves instead of a consistent trickle, thus reducing the chances of freezing. So, it drains out through the condensate line. In Conclusion Full content visible, double tap to read brief content. Save my name and email in this browser for the next time I comment. For homes with extra high demand, NPE-2 Series units can be cascaded without an external control. Water heaters located in the garage may terminate on the garage floor with the same distance requirements. Click here to Find a Contractor in your area. A lot of water continuously flow through the condensation line even the heat exchanger is not operating. Learn more about Stack Overflow the company, and our products. In that case, Hi. The boiler condensate created within your appliances will safely be drained along with wastewater. How to tell which packages are held back due to phased updates. To see our price, add these items to your cart. What order of work? We might be able to do something about it. Condensing gas tankless water heaters include a second heat exchanger which uses heat from the exhaust gas to preheat incoming cold water. Helping You to Do It Yourself! A leaking condensate in your home can be annoyingly audible. Thanks. Does the plug have an O-ring? A condensate trap may get blocked over time due to debris accumulation. We work hard to protect your security and privacy. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. When the water temperature inside the tank drops below 110 F. Once the water inside the tank is heated above 115 F, condensation should stop. 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. Most technician said there might be a leak in the heat exchanger. After that, it flows to the condensate trap. T&P line must be looking downward with no threads on the end. The Ultimate Endless Hot Water Solution For Your Home. Hope that helps someone.