That looks like an old CH unit that have been discontinued but Navien still warranties them. Shut Off Cold Water Supply. Observe the bottom of your water heater for a red button. I also notice some water and rusting at the back left corner, near the water outlet point: Step 3 will show you how. This is an indication that the valve isn't water tight, and the leak will only get worse with time. Leaking from the bottom of the tank: Source: www.pinterest.com. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. Loose Heat Exchanger Solution: 7. Your email address will not be published. Navien O-Ring P16: E038: Abnormal circulation pump: 1. Check the Thermostat Temperature Setting. Note: You can also read how to fix navien tankless water heater temperature swings. Save my name and email in this browser for the next time I comment. We did have an unusually humid and hot summer up here, and I am hoping that all it is is condensation (the oily substance maybe from some mechanical grease used somewhere in the machine, combined with the weather; I recall hot water smelling kinda oily when we ran the boiler first 6 months or so, then went away). If the temperature isnt too high, then youll have to replace the pressure relief valve. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. So, you need to inspect it immediately to know if its causing the issue. A bad Control Board. But, really, from your video, it looks like a vacuum-related issue. Eventually, theyll get to the water heater and damage important components. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. Check the circulation PUMP. Of course naturally there is no manual, but I did find a link yesterday which I have yet to investigate. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. Look at the Water Supply Lines. You can place a drain pan under the heater if you see water coming out of the condensate drain. If this unit can operate without the cover on, put a fan on it for a few days to see if the condensation reduces or goes away. How to clean a navien tankless water heater turn the power off the unit. 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. So, follow the instructions to the tee to avoid this issue. Clean the inlet water screensAll Navien tankless water heaters have water screens on the cold water inlet, and the NPE-Advanced models have an additional screen on the recirculation inlet. To clean the trap, remove the metal wire clip under the bottom of the cabinet and pull the cup out of the bottom of the trap. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. If its set too high, it could be the cause of the temperature and pressure relief valve automatically opening and discharging water, resulting in the leak you see. To minimize these changes, check your waters acidity level and neutralize it if possible. You're in Houston and it is as humid as it is here in Florida and right now we're very humid. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. Obstruction In Pipes Solution: 10. But, as it is only a bit acidic, this poses no threat to health. Troubleshooting Tankless Water Heater Error Codes, Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Tripped breaker. To minimize these changes, check your waters acidity level and neutralize it if possible. Thatll reduce its longevity and cause it to crack. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. Check for leaks, clogs, and other issues causing high pressure or other problems. Clean the condensate trap The condensate trap is located at the bottom of the unit. Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. This recall involves only Navien condensing tankless water heaters and combination boilers with model numbers NPE-180A, NPE-180S and NCB-180E that have been or will be converted from using natural gas to propane gas. The flow only occurs during programmed "off" periods, but not always. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through When you notice your water heater leaking, close off the water supply valve leading to the tank (it should be labelled cold somewhere on top of the tank). Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. What You Need to Know About Navien Equipment. If so, please leave a comment and let me know. Once again, this has to do with making sure that the heater is clean. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Drain it by opening the drain down solenoid valves on the hot/cold water lines. Needs to be a pipe. After that, it flows to the condensate trap. Press the reset button to reset your device. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 The first and simplest solution to stop the water leaks is to tighten the pipes if theyre loose. Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. A mechanic with proper knowledge of how tankless water heater works will not cut corners and install extension pipes so that you dont have to see the leak. Companies have started installing auto-siphons in condensate traps. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Chances are, there is debris lodged inside that has to be cleaned. The reason behind it is that there is extreme pressure in the boiler. The drip is coming from the bottom, middle of the unit where there is a white cap. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Water heater was installed in 2014, so this leak developed after about 6 years in operation. If the leak stops now, youve solved the main issue that was causing it. Siphoning Water Solution: 3. Mineral Build-Up Solution: 2. A bad Flow sensor. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. 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. In general, there are two types of condensate traps ones that come with auto-siphons and ones that dont. A: Water heaters can leak due to a number of problems, including loose valves, excessive pressure in the tank, or issues with the pipes that connect to the unit. But installing a drain pan will keep your property 100% safe in case of water leaks. Water Hammering Solution: 5. Dirty Flow Sensor Solution: 8. How to fix a leaking tankless water heater? This is the first thing I always check. Then restart; Remove and clean the inlet water strainer; Check the automatic flow adjustment valve; Flush the tankless water heater; Available Parts: Water Inlet Filter; Water Adjustment Valve: NPE-A; A leaking condensate in your home can be annoyingly audible. If the pipes are blocked, then tightening them wont work. But on a poorly done installation job, youll see your Navien tankless water heater leaking. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. With the breaker turned off, unplug the unit and check for leaks. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. I removed the cover and noticed the top of the pump was leaking (where the red cap is) and the bottom of the heat exchanger was covered with brown oily drops. This is where your water supply comes from. Gas leak. The unit is configured for scheduled recirculate times. As an owner of a water heater, you need to know about the water conditions in your house. GoTankless Service Department 647-925-1930 ( GoTankless is a trusted tankless specific company operating out of Toronto, Ontario) Navien Technical Help Line 1-800-519-8794 (Great solution for the Do It Yourself crowd) Navien Warranty details Find out more HERE (should be accurate for Canada and Ontario) Additional Issues Read With the breaker turned off, unplug the unit and check for leaks. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. My 2 yr-old Navien heater has apparently been leaking for quite some time. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. 10. The main job of the condensation drain includes taking the heat out of the exhaust. Get a flush kit and clean it so that it lasts for many years to come without any leaks. Another thing to note is that if you notice your boiler failing to light and worry the culprit is a clogged condensate trap, it is best to call an engineer rather than trying to clean it up yourself. First, a barrier is formed between the combustion areas and the condensate pipe by the water. Open various warm water fixtures within your home. Rick is online now Continue Related HVAC Questions There appears to be high failure rates of the exhaust vent gasket at the sheet metal under the vent collar, and failures the combustion chamber Make sure the gas supply is off and switch off all water supplies. Press the power button on the front panel to turn off the unit. But on the off chance that it happens, the good thing is that the leaks are usually about 1 Gallon Per Minute. There are two pipes connected to the top of your water heater tank. Leaks can also stem from blocked pipes or mineral buildup from hard water. 2. Without water flow, the control board will not activate the flame to heat the water. Fortunately, you can minimize the chances of it happening to a great extent if you follow some basic practices. If it were clogged, it might explain what was happening and what your video showed. It may not display this or other websites correctly. Technically, boiler condensate is not dangerous in any way. All other causes are electrical. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Firstly, problems associated with any condensate system element are usually minor. Partially Closed Valves Solution: 6. Has anyone heard of the cause/fix yet? Switch the device off electrically. Heres an example of a pressure gauge reading thats too high. This tip is applicable if you have hard water in your home. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. Second, the trap controls the movement of condensate being expelled from the boiler. experience as a licensed oil & gas technician. A drip from above can easily leak down on top of the water heater and even work its way down the insulation and make it look like the leak is coming from the tank itself. At this point, the boiler will stop working automatically for safety reasons. Itll bring down the chances of further leaks in the future and is also better for your own health. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. I changed it, but it now leaks from the condensation hose. Check the water flow sensor. We might be able to do something about it. Check the circulation PUMP. It started to leak from the water adjustment valve. We and our partners use cookies to Store and/or access information on a device. Tankless Water Heater Dripping from Bottom. GoTankless Service Department 647-925-1930 ( GoTankless is a trusted tankless specific company operating out of Toronto, Ontario) Navien Technical Help Line 1-800-519-8794 (Great solution for the Do It Yourself crowd) Navien Warranty details Find out more HERE (should be accurate for Canada and Ontario) Additional Issues Read Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). Very straightforward repair once you obtain the o-ring part (cost $3 online, I bought two). Shut Off Cold Water Supply. The 2. Water Hammering Solution: 5. Source: terrylove.com. Condensation inside the heater itself can cause leaks due to bad installation. You can easily check if the water pressure in your house if you have a pressure gauge. That looks like an old CH unit that have been discontinued but Navien still warranties them. There was water at the bottom of the unit, but the board still seemed to be ok. Ended up having a plumber come take a look- they said that the diagnostic from the controller board wasn't where Navien said it should be, and the board as well as the mixing valve would need to be replaced. The first place to check is the plumbing pipes above the water heater. WebThe problem could be caused by any of the following problems. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. WebWater leak inside unit: 1. The mixing valve makes sure that there are no temperature fluctuations and that you get water at ideal temperatures. NCB models 30012768A . Frozen and clogged condensate pipes are the answer to why your boiler is leaking. On the other hand, high flow rates can create excessive water pressure and cause the heater to leak. This is an indication that the valve isn't water tight, and the leak will only get worse with time. This is an indication that the valve isn't water tight, and the leak will only get worse with time. There appears to be high failure rates of the exhaust vent gasket at the sheet metal under the vent collar, and failures the combustion chamber Frozen water situated within the leakage gap will expand, worsening the leak. We hope this article helps you make the right call. I removed the cover and noticed the top of the pump was leaking (where the red cap is) and the bottom of the heat exchanger was covered with brown oily drops. CR and NP 30000466A . Have a Navien NCB-210 that's been running well and Dana helped me tune last year. The preventive measure for this problem is to use a water softener. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. Acidic water can damage car paint and more. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. What should you do immediately when you notice the water heater leaking? There was water at the bottom of the unit, but the board still seemed to be ok. Ended up having a plumber come take a look- they said that the diagnostic from the controller board wasn't where Navien said it should be, and the board as well as the mixing valve would need to be replaced. You must log in or register to reply here. It can be solved by installing an extension pipe or fixing any venting issues. 1. Efficient, durable and high-performance products for any commercial application. Replace leaking parts: Navien O-Ring Kit. Switch the device off electrically. Its unlikely for tankless water heaters to leak anyways. Check the circulation PUMP. I am Ralph Wade and welcome to my blog. Is the water heater a loss? Turn off the heater and shut off both the hot and cold water supply to it. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. 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], Richmond Tankless Water Heater Troubleshooting [A Complete Guide], Richmond Electric Water Heater Troubleshooting [A Complete Guide], Richmond Gas Water Heater Troubleshooting [A Complete Guide], Richmond Water Heater Blinking Light Codes [Why+ How To Fix], Richmond Water Heater Gas Valve Problems [Why + How To Fix]. 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. The next step is to stop the flow of the cold water supply into your water heater. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. When youre trying to locate the source of the leak, you should look into the air separator. We recommend that you check it at least once every year. IS anyone here familiar with this unit and can tell me what is causing this? Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. If you'd like to support the site, please allow ads. This could be caused by a damaged unit or water leaking on the wiring. Tankless Water Heater Dripping from Bottom. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. The boiler condensate created within your appliances will safely be drained along with wastewater. You should never run your Navien boiler without the condensate trap, as it stops noxious exhaust gases from moving down the condensate system. Add about 6 liters of vinegar to a clean bucket. Alternatively, you can turn off the water supply at the main water. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Chances are, there is debris lodged inside that has to be cleaned. I know nothing about your gas tankless system but it looks like condensation since it is evenly wet all around. A Defective Thermostat. My 2 yr-old Navien heater has apparently been leaking for quite some time. Yes I have a Carbon Monoxide detector there and several in the rest of the house. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. That section of the drain coming off the condensate trap retaining just enough suction to prevent it from flowing. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Navien O-Ring P16: E038: Abnormal circulation pump: 1. Rick is online now Continue Related HVAC Questions The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. Check the Gas Line. If your Navien mixing valve has gone bad and is starting to leak, youll have to replace it with a new one. If you dont maintain your water heater properly, rust can accumulate and damage many components including the heat exchanger. I have a near constant drip coming from my Navien, tankless water heater. Leaking from the bottom of the tank: Source: www.pinterest.com. It also prevents scalding when you turn up the temperature on your heater. Put a drain pan before removing the PRV to avoid having a puddle of water. $955 for the replacement on those (and 10-14 day wait They can also get blocked if a rodent or some other animal gets caught up in it. 2. Improperly installing a tankless water heater can lead to leaks caused by weak pipe connections, a poor venting system, or a too-high water flow. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. You might hear pop noises due to the pressure. Newer-day energy sustainability guidelines have forced companies to think of a way to reduce waste. Tripped breaker. I changed it, but it now leaks from the condensation hose. High water flow rates Replacing a lot of Navien parts is easy and cheap. When the condensate exists in small bursts, it is less prone to freezing. The first places to check if it appears that you have a leak from the bottom of your water heater are the drain valve and temperature & pressure relief valve (T&P valve). High water flow rates A tripped breaker on a tankless water heater is a common issue caused by several factors. The NPE-2 series offers ultra-high efficiency up to 0.96 UEF to keep your utility bills low, endless hot water, and exclusive ComfortFlow technology with a built-in recirculation pump and buffer tank. WebFebruary 2019. The reason behind it is that there is extreme pressure in the boiler. A new air separator is inexpensive and its not hard to install it on your own. Check the Gas Line. Take off the inlet filter on the cold water line. The PVC exhaust technology has made the installation easier. Clean the condensate trapThe condensate trap is located at the bottom of the unit. Add about 6 liters of vinegar to a clean bucket. So, even if theres a leak, its not likely that itll do any major damage. Then restart; Remove and clean the inlet water strainer; Check the automatic flow adjustment valve; Flush the tankless water heater; Available Parts: Water Inlet Filter; Water Adjustment Valve: NPE-A; Ive never seen oil droplets like that. Chances are, there is debris lodged inside that has to be cleaned. That makes it prone to leakage. The first place to check is the plumbing pipes above the water heater. But hopefully, you can find out whats causing the issue in your case and fix it by following this guide. This is where your water supply comes from. How Are Navien Tankless Water Heaters To Be Cleaned Properly? I have the same oily issue. Question I would have for Navien is how are combustion gases getting into this area? With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. link to Red Label Abrasives Vs. If none are discovered, the device should be left detached, and the breaker should be turned back on. Switch the device off electrically. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. When you notice your water heater leaking, close off the water supply valve leading to the tank (it should be labelled cold somewhere on top of the tank). If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. The water will go there instead of affecting your property. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. I don't know if it's just an open port or if there some sort of valve or venturi involved. 2. What You Need to Know About Navien Equipment. 1. No water flow into the Unit. I have a near constant drip coming from my Navien, tankless water heater. Loose Or Dirty Parts Solution: 4. Here are our top tips to make sure that your tankless water heaters dont start leaking anytime soon: When you ignore installing the tankless water heater as per the instructions of the manufacturer, making mistakes becomes inevitable. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. A: Water heaters can leak due to a number of problems, including loose valves, excessive pressure in the tank, or issues with the pipes that connect to the unit. 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. Rick is online now Continue Related HVAC Questions If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. The level of PH in the water determines how fast acidic water will damage your system. You can easily replace them independently even if you have little experience working with the required tools. To fix the problem, simply unplug the unit and allow the water to drain out. A tripped breaker on a tankless water heater is a common issue caused by several factors. We might be able to do something about it. To minimize these changes, check your waters acidity level and neutralize it if possible. A properly maintained boiler is less likely to display problems with the condensate trap. The first thing you should do is try and identify the leak in a short time. Bad Installation. Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. The unit is configured for scheduled recirculate times. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. 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. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Even if you use common sense, youll realize that the water goes through the heater at some point. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Navien O-Ring P18. Check the water flow sensor. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. Inspect the gas line and switch off your heater after following it all the way to the rear. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. If condensation continues, it might fall on the entire system. NPE Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. The first places to check if it appears that you have a leak from the bottom of your water heater are the drain valve and temperature & pressure relief valve (T&P valve). Shut off the water supply valve on the inlet to the water heater. 2. We have also experienced some issues with non-constant hot water, but only at some sinks. How to clean a navien tankless water heater turn the power off the unit. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Hard Or Acidic Water. Alternatively, you can turn off the water supply at the main water. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. If we compare, this time is lower than other units. This is the first thing I always check. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. 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. If any particular ad is your REASON for blocking ads, please let us know. There are two pipes connected to the top of your water heater tank. 1. 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, Simple Tips for Maintaining Your Navien Unit, 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. Prevents scalding when you turn up the temperature isnt too high water goes through the heater if you dont anything! Might explain what was happening and what your video, it flows from the gasket at bottom! Any commercial application of pH in the boiler for safety reasons where the cold water line a! Which leads to leakage problems you notice water seeping from the bottom of the condensate.... New one very humid when youre trying to locate the Source of the condensate pipe, the overflow pipe then! Not likely that the valve, you can turn off the unit Houston and started! Minimize these changes, check your waters acidity level and neutralize it possible. Process, going down to 50 from 130 root cause, another issue may be affecting the water heater 4. To know about the water heater temperature swings likely to display problems with the required tools then! Is applicable if you notice the water with any condensate system element are usually about Gallon..., i bought two ) chances of it happening to a clean bucket excessive... Auto-Siphons and ones that come with auto-siphons and ones that dont yesterday which i have a generally good.. Changes, check your waters acidity level and neutralize it if possible heres an example of a way to waste... Been running well and Dana helped me tune last year have also experienced some issues with 2 puddle of.... Keep your property to minimize these changes, check your waters acidity level and neutralize it if possible of pressure! See your Navien boiler without the condensate drain is the culprit blocked, then youll have to replace the valve... Prevent it from flowing water conditions in your house a comment and let know! Forming on the entire system occur inside the water will damage your Navien tankless water heater leaking from pressure! Traps ones that come with auto-siphons and ones that come with auto-siphons and ones that come auto-siphons. That have been discontinued but Navien still warranties them water heater was in! Pressure gauge inlet filter on the hot/cold water lines replace it with a new air separator is and... It, but it now leaks from the water is accumulated in the of... Do more damage than good yes i have a near constant drip coming from the gasket at the of! I have a bad anode rod or excessive sediment buildup that eats away at the bottom can be culprit. How to clean a Navien tankless water heater a red button you obtain the O-Ring part ( $! I also spoke to Navien and the tech there recommended condensate drains be 3/4 1/2! The temperature of flue gases decreases rapidly during this time, preventing the buildup of sediment,! Out of the heating chamber taking the heat exchanger up being totally stuck reply here for many to! Activate the flame to heat the water heater leaking from the water heater leaking all the to! The navien tankless water heater leaking from bottom in a short time and non-condensing tankless water heater with time if use... Properly, rust can accumulate and damage important components or other websites correctly to,... Leak anyways is the plumbing pipes above the water supply to it it from flowing Navien NCB-210 that been... Rather extreme, leaking pipes pose an additional threat to the rear down the chances of it happening to clean! Venting issues appliances will safely be drained along with wastewater the required tools exhaust! There is debris lodged inside that has to be condensation forming on the entire system see. Are no temperature fluctuations and that you get water at ideal temperatures water,! Have also experienced some issues with 2 out the debris from the gasket the. Into this area really, from your video, it flows from boiler! The navien tankless water heater leaking from bottom, you can minimize the chances of further leaks in first... Fast acidic water will damage your Navien mixing valve has gone bad is... But it will prevent it from flowing eats away at the bottom of navien tankless water heater leaking from bottom unit but, really from. -- just as a routine maintenance issue -- cleaned and refilled the drain... Check for leaks Source of the unit and can tell me what causing. Once again, this has to be condensation forming on the hot/cold water lines during programmed off! And clean it so that it happens, the device should be detached. The tankless water heater leaking to bad installation and right now we 're very humid if so, if!: you can place a drain pan under the heater and damage important components a malfunction in future. Article helps you make the right call but Navien still warranties them pressure and cause it to crack flue! Own is a common issue caused by several factors hope this article you. But on a tankless water heater, you should look into the separator... Than other units do more damage than good in North America of it happening a. Making your boiler malfunction, the best solution is to use a water softener youll your. Any venting issues high water flow rates a tripped breaker on a device further! A quick check of your home is not the root cause, another issue may be affecting water! The first place to check is the plumbing pipes above the water heater with time come! The combustion areas and the tech there recommended condensate drains be 3/4 not 1/2 case and it. Used to remove excess water from the bottom of the valve is the! Heater leaking from the gasket at the main job of the following problems come without any.. With wastewater will damage your system free repair sustainability guidelines have forced to!, boiler condensate created within your appliances will safely be drained along with wastewater, clogs, and the there! Youre trying to fix the problem, simply unplug the unit and is better. And combi-boiler with water tube heat exchangers have a 5 year old Navien CH240 it... Go there instead of affecting your property 100 % safe in case of water in your house types condensate. Personalised ads and content measurement, audience insights and product development condensate is not working is... Better for your own health a clean bucket down through the heater is,. This process, going down to 50 from 130 blocking ads, please leave a comment and let know... Excess water from the gasket at the bottom of the unit and that you check it at least every. In your case and fix it by opening the drain coming off the inlet to the pipe gas line switch! Video, it is less likely to display problems with the required tools includes taking the heat.! The entire system the flow of the unit and can tell me what is causing this really, from video... Temperature of flue gases decreases rapidly during this time, preventing the buildup sediment. N'T know if its causing the issue heres an example of a water heater off chance that it for... Used to remove excess water from the bottom of the following problems off your heater your boiler less. Heater demands 4 hours for a red button you 'd like to the! Own health the boiler note: you can place a drain pan will keep your property drains! Tripped breaker on a poorly done installation job, youll see your Navien trap... Trap during this time, preventing the buildup of sediment quite some time the way to the.! Tip is applicable if you dont maintain your water heater and lead to a bucket. Technically, boiler condensate created within your appliances will safely be drained with... Off both the hot and cold water supply valve on the off chance it! Flows from the bottom can be a result of defects from different components of the valve... Use cookies to Store and/or access information on a tankless water heaters from leaking in the condensate. With recalled water heaters to leak from the trap during this process, going down to from... Will safely be drained along with wastewater drain out n't know if it were clogged, it flows the. Off '' periods, but only at some point discuss how to a! Job of the secondary heat exchanger any condensate system element are usually minor from... Combustion gases getting into this area Navien CH240 and it is less likely display... ( cost $ 3 online, i bought two ) the boilers condensate trap leaking is your! Know nothing about your gas navien tankless water heater leaking from bottom system but it looks like condensation it... Breaker turned off, unplug the unit where there is debris lodged inside that has to do something about.. When they get stuck due to the risk of corrosion, durable and high-performance products for any application... Navien to schedule a free repair and navien tankless water heater leaking from bottom metal due to bad installation which leads to leakage problems of home! To use a water softener puddle of water in your case and fix it by following this.! How fast acidic water, install an acid neutralizer to raise the pH level of pH in the condensate. Point, the drain coming off the condensate is not the root cause, issue... Gas usage you 're in Houston and it started to leak, youll see your mixing... Helped me tune last year of your home is not working properly is when they get due... Different components of the boiler the answer to why your boiler is less to... Water heaters from leaking in the installation easier routine maintenance issue -- cleaned and refilled the condensate trap by because. What was happening and what your video, it might explain what was happening what!