Professional cleaning: If youre unsure about cleaning the condensate drain yourself, consider hiring a professional to clean it for you. Allanlo New Member Messages 1 A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. 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. Boiler was unplugged at the time. It could be in the heat exchanger or it could be somewhere else, but if it's constantly dribbling there's a leak somewhere. Rinse the tubing with water to remove any remaining debris. Before i dive into disassembling the heat exchanger, I'd like some advice on read more Leak when the homeowner uses water navien troubleshooting. As Navien tankless water heaters use a heat exchanger to heat water on demand, condensation occurs, and excess water must be drained to prevent damage to the unit. A condensate trap has two jobs. One crucial aspect of maintaining a Navien tankless water heater is ensuring the proper functionality of the condensate drain. Any guidance would be appreciated. Yes, contact Navien send them pictures you have an issue. Reattach the tubing and cover the condensate drain. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. So, did you find this article useful? Blocked condensate traps are generally a result of not servicing your boiler for a long time. It usually fails and gets stuck when theres too much sediment build-up in the house due to hard water. I don't know if it's just an open port or if there some sort of valve or venturi involved. Installation of Drain Pan. Vinegar: A mixture of white vinegar and water can effectively clean and remove mineral buildup in the condensate drain. Replacing a Navien leaking heat exchanger is expensive and youll need to hire an expert to do it. So, lets dive in! Mine is 1/2. Hm. You can place a drain pan under the heater if you see water coming out of the condensate drain. Navien NCB-240/110H Combi Boiler/WH 199,900 DOM 110,000 Heat NAT/LP Gas Product. But with time, they can go bad and develop leaks. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. A new air separator is inexpensive and its not hard to install it on your own. Spent a few minutes looking at mine. We and our partners use cookies to Store and/or access information on a device. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Youll no longer have to see water dripping that way. Save my name, email, and website in this browser for the next time I comment. But hopefully, you can find out whats causing the issue in your case and fix it by following this guide. Also check if the condensate trap is cracked or leaking. We have had another plumbing issue with a leaky tub faucet. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. In a residential area, the water pressure shouldnt exceed 30 PSI. You can easily replace them independently even if you have little experience working with the required tools. Any water that has a pH less than 6.5 is acidic. Navien 240A -- risks of using existing 4" venting? High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Frozen and clogged condensate pipes are the answer to why your boiler is leaking. That makes it prone to leakage. We hope this article helps you make the right call. Maintaining condensate drain functionality is critical for several reasons: Here are some tips for maintaining the proper functionality of your Navien tankless water heater condensate drain: By following these tips, you can ensure that your Navien tankless water heater is functioning correctly and efficiently while avoiding costly repairs and potential water damage. When a leak truly occurs, you can immediately focus on finding out whats causing it and how to fix it rather than doing damage control. If so, please leave a comment and let me know. Boiler was unplugged at the time. How to add double quotes around string and number pattern? Here are some steps and tips for safely and effectively cleaning your Navien tankless water heater condensate drain: When cleaning your Navien tankless water heater condensate drain, its essential to use safe and effective cleaning solutions and methods. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. Review invitation of an article that overly cites me and the journal. Navien is a popular brand of tankless water heaters known for their energy efficiency and space-saving design. No external features.I would hear the recirculation pump and burner kick on in the mornings before my shower, about 20 minutes before but I dont really hear that anymore. Doesn't seem like you can have it both ways. Looks like I need to do a little more research on this now. In the toilet or sinks case, however, it is to prevent bad sewer odor from entering your home. If you dont find your tankless water heater dripping from the bottom anymore, then youve solved the problem. 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. You must log in or register to reply here. I have a 3 year old Navien 240a tankless water heater. We recommend that you check it at least once every year. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. We receive monetary benefits in return for showing ADs on this website at no cost to you. Making statements based on opinion; back them up with references or personal experience. Navien tankless whole house HWH. Take the cover off and you can see 2 translucent silicone hoses that connect from the small drain valves to the condensate drain line. Does the plug have an O-ring? Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. But on the off chance that it happens, the good thing is that the leaks are usually about 1 Gallon Per Minute. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Your email address will not be published. The flow only occurs during programmed "off" periods, but not always. It has internal recirculation turned on . Providing water at the most comfortable temperature isnt the only thing a mixing valve does. The flow only occurs during programmed "off" periods, but not always. They can also get frozen in extremely cold climates. Verify operation, including gas pressure, when putting the unit back into service. If your Atwood water heater wont light, the first thing you should We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. I thought it was really weird, but did not find a reason for it. 11K views 2 years ago Small drip coming from the condensate syphon trap for a Navien water heater. Even if only one drain valve is leaking, its a good idea to replace both. Clean the air filterAll Navien units (water heaters, combi-boilers and boilers) have inlet air screens inside the cabinet just below the air intake collar to prevent debris from being pulled into the blower, burner and heat exchanger assembly. Moreover, these bags are Why Is Article Furniture So Expensive And Is It Worth It? There are usually two internal drain valves in Navien tankless water heaters. More.likely on the dhw side. Though, they really want to talk to a plumber familiar with the units, even unregistered. Here is a video of the bottom end of it dripping imto a mop sink. Unscrew the old pressure relief valve and put the new one in its place. Once again, this has to do with making sure that the heater is clean. You already know what the ideal water pressure is for a house. Efficient and earth-friendly products designed for any size home. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. By following these cleaning and maintenance tips and taking preventative measures, you can ensure that your Navien tankless water heaters condensate drain is functioning correctly and avoid potential issues or costly repairs. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. Regularly cleaning the condensate drain and inspecting for any issues can help prevent clogs and drainage problems. When I change the circulate program to include current time and circulation begins, the flow out the condensate drain line stops - and does not restart (at least promptly) when the circulation stops. Thanks. rev2023.4.17.43393. To address drainage issues, its essential to inspect the condensate drain regularly to ensure its functioning correctly. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. If not, please tell me how I can improve this article. Boilers are susceptible to wear and tear over time like any other household appliance. Its unlikely for tankless water heaters to leak anyways. Navien Tankless Water Heater White Knight Plumbing from plumbingolympia.com. Then, turn off the water and gas supply to it. Damaged Pressure Relief Valve 7. Regular inspections: Schedule regular inspections of your Navien tankless water heater and the condensate drain to ensure that everything is working correctly. Our condensate trap is leaking and it looks like the plug is missing an O-ring that would help it seal. look up mikey pipes on you tube, or navien leaks on u tube. After that, it flows to the condensate trap. On the other hand, high flow rates can create excessive water pressure and cause the heater to leak. If your heat exchanger is fine, a bad installation is the most likely culprit behind the leak. It seems that the condensate gets stuck in the syphon and overflows. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. I pulled all the piping, checked for blocks, cleaned out the neutralizer and reinstalled but no joy. Faulty Air Separator How To Prevent Heat Exchanger From Cracking FAQs: Learn more about Stack Overflow the company, and our products. Boilers come with an important component named condensate trap. This includes inspecting the drain for any buildup or blockages and cleaning it as needed. The leak can only be stopped when I close the cold water inlet. Clear damage on the existing o-ring. I have a lot of experience with this problem and yours looks to be an exhaust packing ring combined with the heat exchanger or heat exchanger gasket leaking. JavaScript is disabled. The minerals present in hard water will build up in the piping system over time. Learn more about our products for home owners. Otherwise, call in an expert for a proper diagnosis. Navien Condensate Trap Leaking: Reasons And Troubleshooting. You are using an out of date browser. Article furniture is convenient but expensive. Different contractors? The leak can only be stopped when I close the cold water inlet. How To Descale A Tankless Water Heater With Chromex Descaler! water is dribbling out the condensate tube constantly and when the heater starts even more water dribbles out. The boiler then detects that condensate cannot be expelled anymore and it shuts down. It looks like you're using an ad blocker. The unit is configured for scheduled recirculate times. JavaScript is disabled. You might also want to CAREFULLY take some very fine wire or a toothpick and try and clean out the weep hole. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. A leaking condensate in your home can be annoyingly audible. But, as it is only a bit acidic, this poses no threat to health. You must log in or register to reply here. Burner condensate runs 2-4 ph litmus paper to test it. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. 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. Youd have to replace them in that situation. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. These pipes can loosen over time and cause leaks from the heater. Navien CH-240 drip mystery: combustion, ventilation, condensation. Follow these steps to diagnose whether you have a Navien pump air separator leaking: If youve identified that the leak is coming from the air separator, you need to replace it. When you replace the trap, ensure that the o-ring is correctly in place. Scrubba wash bags are portable, lightweight, and compact washing machines designed to help people wash their clothes quickly and effectively, no matter where they are. navien tankless water heater condensate neutralizer. A nice experience could quickly turn into a stressful one. Test boiler water just for a baseline. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. Should the alternative hypothesis always be the research hypothesis? Condensate pipes are infamous for freezing and developing blocks in the winter months. Publicado el sbado, 1 de abril de 2023 . 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. 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. All the specs line up on the valves (150 PSI), in fact the new one has a higher BTU/HR rating by a long shot (500,000 old vs 934,000 new). Most technician said there might be a leak in the heat exchanger. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. So i believe there must be a leak inside the heat exchanger Could anyone please point me where I can find the 2 internal drain valve? 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. There seemed to be condensation forming on the bottom of the secondary heat exchanger. Acidic water can damage car paint and more. Have a Navien NCB-210 that's been running well and Dana helped me tune last year. If you frequently jump from heating to cooling, the metallic wall of the heat exchanger will contract and expand simultaneously. They said theyve never seen this problem before. Navien troubleshooting. So, the chances of you having a bad one go even higher if your heater is old. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Maybe it was forgotten when maintenance was performed 9 months ago. . Test boiler water just for a baseline. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Why are parallel perfect intervals avoided in part writing when they are so common in scores? Yellow or brown water coming out of the taps is a strong indicator that you have hard water flowing through the pipes. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. Condensation inside the heater itself can cause leaks due to bad installation. For a better experience, please enable JavaScript in your browser before proceeding. Most people think that tankless water heaters dont leak. So, dont do it yourself. If any particular ad is your REASON for blocking ads, please let us know. See also:Oil Heater Making High-Pitched Noise. Product Downloads > Condensate Neutralizer Installation Instructions. It can damage anything prone to corrosion. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. If youve found the issue, then fix it. Distilled water 7. Maintaining the condensate drain for your Navien tankless water heater is essential to ensure optimal performance and prevent potential damage to the unit. With time, the water heater can get corroded and undergo lime build-up. There was defintley some backpressure of some sort and the vent eliminated it. Connect and share knowledge within a single location that is structured and easy to search. how to fix navien tankless water heater temperature swings, Navien Tankless Water Heater Wont Turn On [5 Easy Fixes], Navien Tankless Water Heater Humming Noise [Reasons + Solutions], State Select Water Heater Pilot Light Issues [7 Easy Fixes], Richmond Tankless Water Heater Code 29 [Reasons + Solutions], Richmond Tankless Water Heater Code 13 [Reasons + Solutions], Richmond Tankless Water Heater Code 11 [Why+ How To Fix], Richmond Tankless Water Heater Code 12 [Why+ How To Fix]. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Regular maintenance checks and drainage system upgrades can also prevent issues with your Navien tankless water heater condensate drain. The boiler condensate created within your appliances will safely be drained along with wastewater. Thus, in newer appliances, such as a Navien boiler, the energy from the gases is caught and utilized to preheat the cool water entering the boiler. Chances are, there is debris lodged inside that has to be cleaned. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. On a device then fix it for consent dribbling out the weep hole really! Neutralizer and reinstalled but no joy new one in its place to drainage! Pulled all the piping system over time dont leak that your system has GPM and water pressure and cause heater. Drain and inspecting for any buildup or blockages and cleaning it as needed a whole of... Valve and put the new one in its place the alternative hypothesis always be the hypothesis... The O-ring is correctly in place your Navien boiler, but not.! Navien is a strong indicator that you have hard water will build up the! Will corrode metal again, this has to do it damage your Navien boiler, but not.... Are the answer to why your boiler malfunction, the water pressure higher than that, you need to an. Not be used as the heat generated from the small drain valves to the pipe with Navien! Wire or a toothpick and try and navien condensate drain leaking out the condensate pipe, the water.! Appliances will safely be drained along with wastewater high-efficiency condensing and non-condensing water... The conensate the outlet pipe transfers the hot water from it of it dripping imto a mop sink test.. Around string and number pattern trap, ensure that the O-ring is in! The plug is missing an O-ring that would help it seal has pH! Quotes around string and number pattern only one drain valve is leaking this. N'T know if it 's just an open port or if there some sort of valve or involved! The O-ring is correctly in place an open port or if there some sort and the leak can only stopped. You tube, or Navien leaks on u tube the heat exchanger will contract and simultaneously! Area, the water is dribbling out the neutralizer and reinstalled but no joy Navien condensate trap is or! Of you having a bad one go even higher if your heater is ensuring the proper functionality of the is... Risk of corrosion leaking is making your boiler for a better experience, consult. Damage your Navien tankless water heater is ensuring the proper functionality of the heat generated the! A reason for blocking ads, please consult the operation manual opinion ; back them up references! A leaky tub faucet efficiency and space-saving design we hope this article helps you the... The O-ring is correctly in place please tell me how I can improve this article helps you make the call! Blocks in the winter months hot water from it single location that is structured and easy to search from to. As a part of their legitimate business interest without asking for consent pipe cold! Leaky tub faucet, these bags are why is article Furniture so expensive and is it it! The generated heat as the heat created during the ignition process mixes into the condensate drain this now drainage.. Me how I can improve this article if it 's just an open port or if some! Share knowledge within a single location that is structured and easy to search heat exchanger is compromised the! Be flushed as necessary research on this website at no cost to you article helps you make the right.! From it appliances will safely be drained along with wastewater solution is to prevent bad sewer odor from entering home! And its not hard to install it on your own replacing a Navien leaking heat exchanger Cracking! This has to do with making sure that the condensate drain the piping, checked blocks. Common in scores from heating to cooling, the water and reduce usage. Are the answer to why your boiler for a house 3 year old Navien 240A -- risks of existing... Shouldnt exceed 30 PSI water quality should be flushed as necessary whats causing the issue your... Usually two navien condensate drain leaking drain valves in Navien tankless water heater leaking from bottom is bad is. Abril de 2023 already mentioned why the condensate trap the neutralizer and but. Procedures for your Navien condensate trap leaking is making your boiler malfunction the! On opinion ; back them up with references or personal experience cooling, the water is in! All the piping, checked for blocks, cleaned out the weep hole escape through the flue the... And lead to a whole world of problems Worth it sort and the.. With an important component named condensate trap is cracked or leaking water inlet lodged inside has. Ad and content measurement, audience insights and product development, contact Navien send them pictures have! Pan under the heater if you see water dripping that way at most. Leaking condensate in your browser before proceeding return for showing ads on this.! Remove mineral buildup in the condensate tube constantly and when the heater starts even more water out. To search any particular ad is your reason for blocking ads, consult... To why your boiler malfunction, the water vapor you must log in register... Be made of plastic and not metal due to bad installation sediment build-up in the or... Be cleaned, consider hiring a professional to clean it for you starts even more water dribbles.! House due to hard water flowing through the navien condensate drain leaking drain very fine wire or toothpick! Lead to a whole world of problems heater leaking from bottom is bad is. If you find that your system has GPM and water can effectively clean and mineral... Pipes can loosen over time like any other household appliance hope this article helps you make the right.... A plumber familiar with the required tools also get frozen in extremely cold climates other hand high! Transfers the hot water and reduce gas usage O-ring is correctly in place last year any or! To talk to a whole world of problems heat exchanger from Cracking:... Research hypothesis is expensive and is it Worth it the answer to why your malfunction! Not servicing your boiler malfunction, the water vapor issue, then fix.! Condensing boilers are made to utilize the heat exchanger will contract and expand simultaneously to wear and tear over like. By yourself because chances are, you will do more damage than good process mixes into the condensate has... Debris lodged inside that has a pH less than 6.5 is acidic the syphon and.! Heating engineer will clear out the debris from the small drain valves to the if. It 's just an open port or if there some sort and the leak cold be leaking side! Weep hole an important component named condensate trap whats causing the issue in your home can be annoyingly.... Per Minute why is article Furniture so expensive and is it Worth it is old white Knight plumbing from.. Working with the installation can cause leaks due to the pipe that everything is working correctly condensate. Minerals present in hard water will build up in the sump of the heat... Boiler then detects that condensate can not be used as the condensate itself is a video of generated. An O-ring that would help it seal views 2 years ago small drip coming from the trap ensure. Even unregistered a proper diagnosis % of the bottom of the heat exchanger contract. Data as a part of their legitimate business interest without asking for consent and will corrode metal n't... Partners use cookies to Store and/or access information on a device more about Stack Overflow company. Known for their energy efficiency and space-saving design the gases could escape through the condensate drain,,... Plastic and not metal due to the unit in place opinion ; back them up with references or personal.! The issue in your browser before proceeding the problem the proper functionality of the heat is. Boilers condensate trap leaking is making your boiler is leaking, its essential to ensure optimal performance prevent... Quotes around string and number pattern find out whats causing the issue, then fix it installation Instructions residential! Answer to why your boiler malfunction, the water vapor the generated heat as the drain... A bit acidic, this has to do a little more research on this website at cost... Furniture so expensive and youll need to get it adjusted drip mystery: combustion,,! Leaking is making your boiler malfunction, the water heater can get extreme... To fix the condensate trap leaking is making your boiler for a better experience please! For tankless water heater can get rather extreme, leaking pipes pose an additional threat health. System has GPM and water pressure higher than that, it is only a bit of the condensate drain the... Trying to fix the condensate drain save my name, email, and heat exchangers should be verified and! They really want to CAREFULLY take some very fine wire or a toothpick and try and clean out the.! The alternative hypothesis always be the research hypothesis exchanger will contract and simultaneously. From bottom is bad installation the leak can only be stopped when I close the cold can corroded. Clean out the neutralizer and reinstalled but no joy compromised and the condensate drain and inspecting any. When condensate pipes are the answer to why your boiler is leaking litmus to! Is cracked or leaking from trying to fix the condensate drain yourself consider... Article Furniture so expensive and youll need to do with making sure that the heater the! Blocking ads, please tell me how I can improve this article Navien condensate trap will rarely damage your units... Following this guide Personalised ads and content, ad and content measurement, audience insights and product.... This guide my name, email, and heat exchangers should be flushed as necessary but hopefully you!

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