Learn more about our products for home owners. 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. Any guidance would be appreciated. Tagaki support wouldn't even say that a gallon a minute was excessive. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. When the heater is idle, expect none. It looks like you're using an ad blocker. Shipping cost, delivery date, and order total (including tax) shown at checkout. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. It can damage anything prone to corrosion. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Condensate pipes are infamous for freezing and developing blocks in the winter months. 51 10K views 2 years ago Small drip coming from the condensate syphon trap for a Navien water heater. While models numbers may. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. 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. 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. They called Navien and unfortunately my serial number was never registered so Im told it isnt under warranty. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Here are the website rules, as well as some tips for using this forum. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. Commercial solutions from the leader in condensing technology. All Navien O-Rings are brand new in the original factory packaging and are guaranteed to fit and function properly. Click here to Find a Contractor in your area. H2Air combination space heating and domestic hot water supply optional for NPE-A2 models. Companies have started installing auto-siphons in condensate traps. Fit symptoms: Dishwasher will not drain, drain too slowly, leaking water, old hose damaged rerouted. So, did you find this article useful? To clean the condensate trap, you will need to first shut off the power to the unit. Contractors can save hours of installation by using economical PVC venting and Naviens new Ready-Link Rack system for wall or free standing mounting of multiple units. This happens when the water in the tankless heater is heated to the point where it starts to produce steam. Error posting question. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Generally, Navien tankless water heater demands 4 hours for a successful installation. Condensate Neutralizer Kit. Condensation inside Navien tankless water heater Heating Help: The Wall Home Domestic Hot Water Welcome! 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. Please try again. If any particular ad is your REASON for blocking ads, please let us know. If your tankless water heater is producing condensate, there are a few different ways you can go about draining it. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. 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. Save my name and email in this browser for the next time I comment. Is it safe to tie a water heater pressure release pipe into an HVAC condensate drain line? Yesterday I noticed lots of water coming out of the 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. Connect and share knowledge within a single location that is structured and easy to search. Navien tankless water heaters have a lifespan of up to 20 years. I know some desert soils are very alkaline and might neutralize acidic condensate quite well themselves. Please try again later. Okay to use cold water drain valve on tankless gas water heater as a spigot? Today we have no hot water--the intake may read more EricK1229 Master Plumber Associate 213 satisfied customers Navien trouble. Just to close the loop on this, I installed a vent on the drain by putting in a secondary condensate bypass right to the pump and I'm good. We also recommend that you report any . Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. For a better experience, please enable JavaScript in your browser before proceeding. The condensate is a product of combustion of the hydrocarbon fuel: hydrocarbon + oxygen > carbon dioxide + water. I dont know where to start though. Why would turning on/off hot water when the toilet is flushing cause the tankless pressure relief valve to release water? The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. If it were clogged, it might explain what was happening and what your video showed. The heat exchanger is the part of the tankless water heater that actually heats the water. If we compare, this time is lower than other units. Hello recently my old 50gal gas water heater developed a crack and started leaking. Tankless electric heaters run between $90 and $900. But what exactly is the condensate drain, and why does your tankless water heater have one? Called plumber over to take a look. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. It looks like WhatsApp is not installed on your phone. Cost is in US dollars. 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 Does a summoned creature play immediately after being summoned by a ready action? If you have a Navien tankless water heater, you know that its a great way to have hot water on demand. The only tool needed in the repair process is a screwdriver. Navien OEM O-Rings. Model Number Minimum Drain Size (inches) 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. condensate drain for Navien tankless water heater, Plumbing Forum, Professional & DIY Advice, Navien NPE-240A - Temperature Fluctuations. As such, volume per day will depend on your hot water usage. The O-ring between the flow sensor on the inlet was bad. Thanks for contributing an answer to Home Improvement Stack Exchange! NPE 2 Condensing Tankless Water Heaters Navien NPE-2 High Efficiency Condensing Tankless Water Heaters NPE-A2 Series Tankless Water Heaters High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Is it possible to rotate a window 90 degrees if it has the same length and width? In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. You may receive a partial or no refund on used, damaged or materially different returns. Next, remove the access panel to the condensate trap. Navien 240A -- risks of using existing 4" venting? We work hard to protect your security and privacy. Includes initial monthly payment and selected options. 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. But condensing units require a drain, which can limit your installation location options. Once the trap is clear, reattach the access panel and turn the power back on to the unit. The Navien NPE-2 series is a line of high-efficiency condensing tankless water heaters featuring a user-friendly control panel. Brief content visible, double tap to read full content. In one post with a similar issue, actually had to replace the 2 internal drain valve to fix the problem. I'm looking to install a Natural Gas Tankless (condensing) water heater (likely Navien 240). Our condensate trap is leaking and it looks like the plug is missing an O-ring that would help it seal. Boiler was unplugged at the time. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Once the trap is accessible, use a small brush or pipe cleaner to clean out any debris that may be blocking the trap. However, not all of the water will turn to steam. T&P line must be looking downward with no threads on the end. Your question might be answered by sellers, manufacturers, or customers who bought this product. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.Learn more how customers reviews work on Amazon. Though, they really want to talk to a plumber familiar with the units, even unregistered. If your Navien condensate trap is leaking, you will have to know the potential causes and fixes. Navien condensing stainless steel heat exchangers recover extra heat that would be lost in non-condensing boilers. How would "dark matter", subject only to gravity, behave? Advanced condensing tankless water heaters featuring Naviens patented ComfortFlow system. The PVC exhaust technology has made the installation easier. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. If that's an issue down the road, I've picked some PVC plastic fittings for the drain tube.The alkaline soap/detergent residue in a laundry drain will neutralize the slightly acidic condensate. Is a neutralizer necessary for tankless condensate? If not, please tell me how I can improve this article. Thank you to everyone who posted here! Optional NaviLink Wi-Fi control system gives you access to your Navien systems from anywhere in the world. A lot of water continuously flow through the condensation line even the heat exchanger is not operating. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Condensing tankless water heaters need a condensate drain. 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. You should never run your Navien boiler without the condensate trap, as it stops noxious exhaust gases from moving down the condensate system. a global leader in high efficiency water heaters and boilers. Learn more about Stack Overflow the company, and our products. Replaced it and the problem was resolved. It is important to keep this fitting clean and free of any debris, as it can clog and cause problems with the units operation. Thank you jmon. When the condensate exists in small bursts, it is less prone to freezing. I have a 3 year old Navien 240a tankless water heater. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. HeyRalph is here! Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Boiler was unplugged at the time. You can probably get it from a plumbing store, or order online. 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability, 30003121A Navien Condensate Drain Hose BH2206006A. How to use Slater Type Orbitals as a basis functions in matrix method correctly? Is the neutralizer designed to protect cast iron drains or is it required to protect septic systems or to satisfy regulatory requirements? I don't know if it's just an open port or if there some sort of valve or venturi involved. Beyond that, some experimentation is likely called for. rev2023.3.3.43278. Doesn't seem like you can have it both ways. The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. I've seen heat exchangers only leak under fire. TomCare Detachable Hose Holder- It is convenient to move and store if necessary. 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. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. Navien tankless whole house HWH. I bought a home a few months ago that had a Navien tankless water heater installed in 2019. But did you know that your Navien tankless water heater can also produce condensate? Most technician said there might be a leak in the heat exchanger. It only takes a minute to sign up. You should check your o-ring regularly and replace it if necessary. See our practical guide to Non-condensing Tankless Water Heaters. Can Martian regolith be easily melted with microwaves? Non-condensing tankless water heaters have a single heat exchanger and do not recycle heat from the exhaust gas. If you notice any condensation around the fitting, be sure to wipe it away and check the fitting for any blockages. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. I have a 3 year old Navien 240a tankless water heater. Spent a few minutes looking at mine. If the condensate is coming from the exhaust, you can try to redirect it to a different location. * Based on Energy Guide cost estimates using $1.09 per therm of natural gas. Another key factor to consider is the quality of life. However, proper maintenance is required in order to achieve this lifespan. First-time installation costs run more than a simple tank replacement. Water shouldn't be flowing continuously out of the condensation line, something is wrong somewhere. The unit is designed to heat water on demand, so there is no need to store hot water in a tank. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. Some of these items ship sooner than the others. Navien condensing tankless water heaters and condensing boilers solve issues of reliability, durability, operating efficiency . Replaced it and the problem was resolved. One of them was leaking bad enough to cause an E037 (leak) error code on my NP240A. If your o-ring is damaged or worn, it can cause water to leak out of the unit. Low humidity environment does not reduce the condensate output of a condensing tankless water heater or combustion furnace. Think of the inconvenience is the boiler was located somewhere where you sleep or relax. Navien Condensate Trap Leaking: Reasons And Troubleshooting. If you have a Navien tankless water heater, you may be wondering what size condensate drain you need. I am planning the drain line (which will have a neutralizer on it to reduce the acidity). Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Why does it seem like I am losing IP addresses after subnetting with the subnet mask of 255.255.255.192/26? The installer & distributor say the condensate will be 2 Gallons per hour (which seems to be the manufacturers maximum number). High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Would you be able to post a picture of the modification you've made to your Navien? All I needed was an adapter to convert the 1/2\" male pipe thread to a hose barb for some clear PVC tubing. 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 If your Navien tankless water heater is not draining properly, it may be due to a clogged condensate trap. They are giving me the options to troubleshoot the unit for possibly $700 or more or to install a new one for about $5000. I replaced it with a tank-less gas heater. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. As an Amazon Associate, I Earn From Qualifying Purchases. Ships from and sold by SOUTH AVE EAST LLC. They were not helpful. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. These fittings are designed specifically for Navien units, and will ensure that your unit operates properly and safely. This trap helps to prevent water from leaking out of the unit and onto your floor. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. Thanks for contributing an answer to Home Improvement Stack Exchange! Thank you very much for your help. This part ensures that any condensation that forms on the unit is properly drained away, preventing any damage to the unit or your home. You do not have to be concerned about that. Inside a condensing tankless water heater, the combustion process superheats the water that enters your shower, sink, etc. For a better experience, please enable JavaScript in your browser before proceeding. 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. The condensate drain fitting is located on the bottom of the unit, and is made of PVC. In addition, the waters warmth can comfortably shift the ice if it starts to form. The 3 ft. tall drain standpipe affords the required air gap between the end of the drain and the level of the water in the P-trap. Chances are, there is debris lodged inside that has to be cleaned. This might involve cutting a hole in the exhaust pipe and attaching a hose to it. 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. Do you mind me asking where you got the O-ring replacement? Efficient, durable and high-performance products for any commercial application. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. 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. Navien CH-240 drip mystery: combustion, ventilation, condensation. I would bet that this tankless heater would produce so little condensate water that this would have a negligible effect on the chemistry of soil it would drain into. Will this water heater be on or in an outside wall or will it be inside at the location of the current tank?