If you'd like to support the site, please allow ads. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. Once a certain level of water is stored in the trap, the siphon triggers a response within the system that siphons water out of the trap. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. At this point, the boiler will stop working automatically for safety reasons. A nice experience could quickly turn into a stressful one. You can join his class action lawsuit also. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. Navien Tankless Water Heater Leaking From Bottom. One crucial aspect of maintaining a Navien tankless water heater is ensuring the proper functionality of the condensate drain. Thanks. Learn more about our products for home owners. Thanks. Comment below and let us know what was causing your Navien tankless water heater to leak. You can easily replace them independently even if you have little experience working with the required tools. Navien npe-240a, 7year old works troubleshooting navien. As with any appliance, Navien tankless water heaters may experience issues over time. We might be able to do something about it. Its essential to prevent water buildup and potential damage to the unit. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. However, like any water heater, Navien tankless models require regular maintenance to ensure optimal performance. They understandably have to hesitate, when, if un registered, have chance that installer did not follow guidelines. Required fields are marked *. I am having the same issue. Save my name, email, and website in this browser for the next time I comment. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. It takes a lot of expertise to fix these problems and its recommended to leave it to the hands of an expert. I don't know if it's just an open port or if there some sort of valve or venturi involved. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. For a better experience, please enable JavaScript in your browser before proceeding. Reattach the tubing and cover the condensate drain. 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. Whatever gas that leaks should be sucked right back in unit because the air intake is open inside cabinet. 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. Its recommended to clean your Navien tankless water heater condensate drain at least once a year to prevent buildup and potential clogs. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. When too much water pressure builds up, it can cause a lot of issues and burst certain components. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. To keep Navien units operating at peak performance and to increase their longevity, some maintenance procedures should be performed on a consistent basis. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Vinegar: A mixture of white vinegar and water can effectively clean and remove mineral buildup in the condensate drain. We and our partners use cookies to Store and/or access information on a device. Replacing a lot of Navien parts is easy and cheap. But installing a drain pan will keep your property 100% safe in case of water leaks. Your email address will not be published. I thought it was really weird, but did not find a reason for it. A leaking condensate in your home can be annoyingly audible. Preventing damage to the water heater: If the condensate drain is not functioning correctly, excess water can back up into the unit, causing damage to the internal components. Greetings! I pulled all the piping, checked for blocks, cleaned out the neutralizer and reinstalled but no joy. So, lets dive in! Okay to use cold water drain valve on tankless gas water heater as a spigot? How to add double quotes around string and number pattern? Any water that has a pH less than 6.5 is acidic. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. How can I drop 15 V down to 3.7 V to drive a motor? The condensate trap is located at the bottom of the unit. I think an air gap of some sort is in order. You must log in or register to reply here. 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. Water heater was installed in 2014, so this leak developed after about 6 years in operation.. I'm not that desperate, yet. 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. Once youre happy with the water pressure, you can stop adjusting. Navien Condensate Trap Leaking: Reasons And Troubleshooting. Anyone have an idea ? They can also get frozen in extremely cold climates. After that, it flows to the condensate trap. Publicado el sbado, 1 de abril de 2023 . Called plumber over to take a look. Thanks for contributing an answer to Home Improvement Stack Exchange! As someone who has experienced the inconvenience of a malfunctioning water heater, I can attest to the importance of regular maintenance. Turn off the power supply to your heater and unplug it. The leak can only be stopped when I close the cold water inlet. Replacement part # would also be helpful. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. Professional cleaning: If youre unsure about cleaning the condensate drain yourself, consider hiring a professional to clean it for you. Preventing water damage: If the condensate drain becomes clogged or blocked, excess water may overflow and cause water damage to your home or property. Yesterday I noticed lots of water coming out of the condensate drain. Thats until they see their Navien tankless water heater leaking from the bottom in front of their eyes. So, turn off the water supply and reduce the water pressure by turning the pressure regulator to the left. Its still leaking. Heres an example of a pressure gauge reading thats too high. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. One important aspect of maintenance is the condensate drain, which is responsible for removing excess water that accumulates during the heating process. I will contact Navien tomorrow. That makes it prone to leakage. It can create pinholes thatll cause leaks. Shower gradually cools, gets hotter when sink is on. Some signs of a clogged condensate drain include water leaks or buildup around the unit, strange noises during operation, and reduced heating performance. link to Scrubba Wash Bag Alternative That You Can Consider! So, you need to inspect it immediately to know if its causing the issue. Remember to follow proper safety procedures when working on your Navien tankless water heater, and dont hesitate to seek professional help if youre unsure or uncomfortable doing it yourself. Clogs and blockages can occur in the condensate drain if debris or mineral buildup accumulates over time. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. Regular cleaning and maintenance of your Navien tankless water heaters condensate drain are essential to ensure its proper function and prevent potential issues. They always have relief valves. When you replace the trap, ensure that the o-ring is correctly in place. Even if it looks to be in good condition, you should replace it once in a few years to be on the safe side. 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. 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). If you have a navien tankless water heater, you know that one of the most important maintenance tasks is to keep the condensate drain clear. Is it still okay to keep the system on or is there a safety risk? Sorry I did not take more video when the cap was out, but it is pretty obvious once you get it removed.Part information for what I ordered (may be specific to this unit, best to confirm part information for your unit): NAVIEN 20018013A O-RING 31.7x3.5, NPE,SILICONE. As a result, the condensate has no way to leave the bottom and goes back inside. Thanks. In addition, the waters warmth can comfortably shift the ice if it starts to form. The most important part of condensate traps maintenance is the maintenance itself. Blocked condensate traps are generally a result of not servicing your boiler for a long time. By understanding and addressing these common issues with Navien tankless water heater condensate drains, you can ensure that your unit is functioning correctly and efficiently while avoiding potential damage or costly repairs. Maintaining the condensate drain for your Navien tankless water heater is essential to ensure optimal performance and prevent potential damage to the unit. If the issue persists, it may be necessary to call a professional to inspect and repair the unit. It is a possibility that the heat exchanger is compromised and the leak cold be leaking burner side running out the conensate. It looks like you're using an ad blocker. 9/10 will have this going on. If you think the problem severs enough, you may go for a replacement. Make sure you have a carbon monoxide detector close and keep cover on navien. Turn off the power supply to the Navien tankless water heater. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. 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. Navien help service said "this is odd. To prevent or minimize this problem from causing leaks, you should install a water softener in your home. You are using an out of date browser. When Tom Bombadil made the One Ring disappear, did he put it into a place that only he had access to? As for the pipes that are cracked and leaking, theyll have to be replaced. Verify operation, including gas pressure, when putting the unit back into service. 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