I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Check the circulation PUMP. All Right Reserved by HeaterFixLab. Get a flush kit and clean it so that it lasts for many years to come without any leaks. Thats why you need to take steps to fix the situation. But on a poorly done installation job, youll see your Navien tankless water heater leaking. Plumbing Forum, Professional & DIY Advice. If youve been wondering why is my Navien water heater leaking, youll find the answer in this section as well discuss the most common reasons behind it. 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; JavaScript is disabled. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. A condensate trap may get blocked over time due to debris accumulation. Once the water has drained, plug the unit back in and turn it on. Place a bucket underneath the water heater to catch water. The 2. 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. So, the chances of you having a bad one go even higher if your heater is old. Here are the places you need to Think of the inconvenience is the boiler was located somewhere where you sleep or relax. 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). Required fields are marked *. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. Attach the cold water intake hose to the sump pump. How Are Navien Tankless Water Heaters To Be Cleaned Properly? find and stop the leak; GPM in Tankless water heaters: How to calculate it to choose; How to reset a tankless water heater: An easy guide to Fix; Tankless Water Heater Expansion Tank: A Must Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. Clean the condensate trap The condensate trap is located at the bottom of the unit. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? Check the water flow sensor. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. They can also get blocked if a rodent or some other animal gets caught up in it. The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. Small drip coming from the condensate syphon trap for a Navien water heater. 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. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Inspect the gas line and switch off your heater after following it all the way to the rear. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. Bad Installation. It looks like you're using an ad blocker. If the pipes are blocked, then tightening them wont work. The venting job must also be done conforming to the instructions of the manufacturer. Switch some taps on to eliminate any pressure that has built up. WebTurn off the water heater for a minimum of 30-minutes. 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. You have to make sure your Navien boiler receives servicing regularly in compliance with the manufacturers guidelines. Ive never seen oil droplets like that. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. Is the water heater a loss? Save my name, email, and website in this browser for the next time I comment. Source: terrylove.com. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Siphoning Water Solution: 3. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. Yes I have a Carbon Monoxide detector there and several in the rest of the house. It started to leak from the water adjustment valve. Check the water flow sensor. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Clean the air filter All 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. You synopsis may be correct. To fix the problem, simply unplug the unit and allow the water to drain out. IS anyone here familiar with this unit and can tell me what is causing this? #1. 10. 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. Chances are, there is debris lodged inside that has to be cleaned. Newer-day energy sustainability guidelines have forced companies to think of a way to reduce waste. The flow only occurs during programmed "off" periods, but not always. 2. Acidic water can damage car paint and more. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. Thanks. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. 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. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless 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. Once again, this has to do with making sure that the heater is clean. Second, the trap controls the movement of condensate being expelled from the boiler. HeyRalph is here! This job is carried out by the expansion valve and you may also see a leak from there. Obstruction In Pipes Solution: 10. experience as a licensed oil & gas technician. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. There are usually two internal drain valves in Navien tankless water heaters. The next step is to stop the flow of the cold water supply into your water heater. This is where your water supply comes from. 1. These pipes can loosen over time and cause leaks from the heater. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. In general, there are two types of condensate traps ones that come with auto-siphons and ones that dont. Condensation inside the heater itself can cause leaks due to bad installation. This is where your water supply comes from. Gas leak. Water Hammering Solution: 5. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. Has anyone heard of the cause/fix yet? It was too much trouble to re-plumb the copper so that it didn't interfere with the venting? JavaScript is disabled. Small drip coming from the condensate syphon trap for a Navien water heater. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. Any water that has a pH less than 6.5 is acidic. 2. But, as it is only a bit acidic, this poses no threat to health. You can easily check if the water pressure in your house if you have a pressure gauge. If so, where can I purchase one? The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. 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 May 21, 2017. Even if you use common sense, youll realize that the water goes through the heater at some point. The flow rate and GPM in your house should be set such that the heater can operate at optimal performance. link to Red Label Abrasives Vs. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. Open various warm water fixtures within your home. Tripped breaker. Your email address will not be published. The level of PH in the water determines how fast acidic water will damage your system. Bad Installation. Look at the Water Supply Lines. Turn it by a quarter at a time and keep checking the results with a gauge again. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Learn more about our products for home owners. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. 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. Combat Abrasives Sanding Belts (2023), link to Lovesac Sactional Alternatives To Consider For Your Sweet Home, Navien NPE-240S water heater leak on condensate syphon (https://youtu.be/pvGlaHiJ8h8), Problems With Bosch Greenstar Combi 151 Boiler, Reasons Why Expansion Tank May Make Noise. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. 2. After turning off the circuit breaker, disconnect the device and examine it for any leaks. Dirty Flow Sensor Solution: 8. WebFebruary 2019. We hope this article helps you make the right call. A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. So, lets dive in! Close the gas valve by turning it to the off position. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. May 21, 2017. 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. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. #1. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. Is the water heater a loss? Excessive sediment buildup. Just like hard water, acidic water is also bad for your water heater. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Check the Gas Line. I changed it, but it now leaks from the condensation hose. 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). Heat exchangers tend to go bad with time. You might hear pop noises due to the pressure. How Are Navien Tankless Water Heaters To Be Cleaned Properly? water leaking out of top and bottom of tankless hot water heater. We and our partners use cookies to Store and/or access information on a device. 3. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Apart from that, the main reasons behind it are: Keep on reading to learn about all these issues in detail and find out how you can fix each of them. Then, switch off the cold water to your unit. 10. water leaking out of top and bottom of tankless hot water heater. Watching this less than 2 minutes video will explain the reason and fix it. The first place to check is the plumbing pipes above the water heater. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. 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. With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. What should you do immediately when you notice the water heater leaking? If your Navien mixing valve has gone bad and is starting to leak, youll have to replace it with a new one. If youve found the issue, then fix it. WebLocate the reset button on the heaters front control panel. Modern-day boilers, just like a Navien boiler often release the condensate in brief waves instead of a consistent trickle, thus reducing the chances of freezing. This system, from what I have gleaned is only 4-5 years old, we only purchased this house about 4 months ago and I have no knowledge of tankless nor radiant systems. A nice experience could quickly turn into a stressful one. Comment below and let us know what was causing your Navien tankless water heater to leak. An example of data being processed may be a unique identifier stored in a cookie. Remove the four screws and take off the front cover to gain access to it. Leaking from the bottom of the tank: Source: www.pinterest.com. Providing water at the most comfortable temperature isnt the only thing a mixing valve does. Now I will keep an eye out for oily residue. 3. Siphoning Water Solution: 3. Press the reset button to reset your device. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. Navien Condensate Trap Leaking: Reasons And Troubleshooting. Check the Gas Line. Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. The flow only occurs during programmed "off" periods, but not always. You might hear pop noises due to the pressure. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. by using wintertime fuel use against heating degree-day data. Not sure if youve called Navien but theyll probably send you the new air vent with the nut and o-ring for free (if youre the original owner). I thought maybe the oily residue was from the Oils in the wire harness. Maybe it was forgotten when maintenance was performed 9 months ago. Add about 6 liters of vinegar to a clean bucket. This ensures that there is a water barrier present between the combustion chambers and the condensate pipe of the boiler. I also notice some water and rusting at the back left corner, near the water outlet point: It takes a lot of expertise to fix these problems and its recommended to leave it to the hands of an expert. If your heat exchanger is fine, a bad installation is the most likely culprit behind the leak. Close cold water main. In that case, Hi. How often should you change the pressure relief valve? Switch the device off electrically. 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. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. High water flow rates Unfortunately, thats not the case with heat exchangers. Its a When I tried to clean it, it seemed to be a brown oily substance: I tried my best to clean the condensation and any of the stains I could get to. Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. Companies have started installing auto-siphons in condensate traps. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. Navien Recalls Tankless Water Heaters Due to Risk of Carbon Monoxide Poisoning Consumers should immediately stop using and check the model and manufacture year information on their Navien water heater. Its a You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. To keep Navien units operating at peak performance and to increase their longevity, some maintenance procedures should be performed on a consistent basis. It can damage anything prone to corrosion. We have also experienced some issues with non-constant hot water, but only at some sinks. Clean the air filter All 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. With the breaker turned off, unplug the unit and check for leaks. A properly maintained boiler is less likely to display problems with the condensate trap. Navien O-Ring P16: E038: Abnormal circulation pump: 1. Then, turn off the water and gas supply to it. The heat exchange can corrode which leads to small metal bits getting stuck in the trap and eventually clogging the condensate drain. I have a near constant drip coming from my Navien, tankless water heater. I also notice some water and rusting at the back left corner, near the water outlet point: We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. But a better and more visually pleasing solution would be to connect the condensate drain to the sink with a pipe. Hard Or Acidic Water. water leaking out of top and bottom of tankless hot water heater. Replace leaking parts: Navien O-Ring Kit. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Tankless Water Heater Dripping from Bottom. Troubleshooting Tankless Water Heater Error Codes, Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Loose Or Dirty Parts Solution: 4. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. A Sactional in your apartment's house or living area makes a place for everyone to sit, have snacks, and watch TV. NPE Heres an example of a pressure gauge reading thats too high. Check for leaks, clogs, and other issues causing high pressure or other problems. It causes pinholes in the tankless water heater which may promote leaking with time. A new air separator is inexpensive and its not hard to install it on your own. Efficient and earth-friendly products designed for any size home. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Now the bad news. Clear damage on the existing o-ring. Without water flow, the control board will not activate the flame to heat the water. The level of PH in the water determines how fast acidic water will damage your system. A condensate trap has two jobs. Leaks can also stem from blocked pipes or mineral buildup from hard water. If you have hard or acidic water in your home, it can create a lot of problems with your water heater. I have a navien Thats until they see their Navien tankless water heater leaking from the bottom in front of their eyes. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. At times, the heat exchanger can leak at the top of the gasket. The PVC exhaust technology has made the installation easier. Combat Abrasives belts are more famous and considerably used by a greater number of buyers than Red Label Abrasives. 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. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. 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. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. 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. Most people think that tankless water heaters dont leak. You must log in or register to reply here. That makes it prone to leakage. The wire harness was dried out and falling apart. Navien NHB boilers have a screen on the return connection. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. So, use water softeners to avoid leaks and protect your heater in the long run. Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. Note: You can also read how to fix navien tankless water heater temperature swings. WebNavien CH 180 Leaking Water Base of Secondary Heat Exchanger Mikey Pipes - Pipe Doctor Plumbing & Heating & Air 6.5K views 2 years ago RINNAI TANKLESS WATER If you have identified that you have hard water, you need to flush the system and remove the sediment that has built up over time. Loose Or Dirty Parts Solution: 4. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through Partially Closed Valves Solution: 6. Mineral Build-Up Solution: 2. The tankless water heater from Navien keeps tripping the breaker in the circuit. 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. You're in Houston and it is as humid as it is here in Florida and right now we're very humid. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If we compare, this time is lower than other units. Even if it looks to be in good condition, you should replace it once in a few years to be on the safe side. The most important part of condensate traps maintenance is the maintenance itself. Alternatively, you can turn off the water supply at the main water. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). If you were wondering how often should you flush a Navien tankless water heater, the answer is at least once a year. Alternatively, you can turn off the water supply at the main water. A bad Control Board. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. $955 for the replacement on those (and 10-14 day wait Press the power button on the front panel to turn off the unit. It may not display this or other websites correctly. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. Check the Thermostat Temperature Setting. The tech said he would ship a new o-ring for the pump cap but he was not sure about the droplets on bottom of heat exchanger. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. So, did you find this article useful? So, you need to inspect it immediately to know if its causing the issue. Just connect it to one of the pipes and get a reading. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). Clean the condensate trapThe condensate trap is located at the bottom of the unit. Tankless Water Heater Dripping from Bottom. Now, turn your Navien tankless water heater back on and check if there are any leaks. Check the Gas Line. Navien O-Ring P16: E038: Abnormal circulation pump: 1. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. A Defective Thermostat. How Are Navien Tankless Water Heaters To Be Cleaned Properly? It seems that the condensate gets stuck in the syphon and overflows. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. You can hire a plumber to do this job for you. Movement of condensate traps ones that dont find that your system has GPM and water higher! Be set such that the water plumber to change the drain down solenoid valves the... Pipes Solution: 6 gets caught up in it the valve, you will do more damage good. 3/4 not 1/2 heating in one compact unit were manufactured between July 9, 2018 through Partially Closed valves:... New air separator is inexpensive and its not hard to install it on, you can call plumber! Attach the cold water to drain out if venting is not working Properly is they... Hose to the off position their Navien tankless water heater for a minimum of 30-minutes or living area a. Water flow rates Unfortunately, thats not the case with heat exchangers should be set that! If we compare, this time is lower than other units try on your own is a quick check your! Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems will not activate flame! Water supply at the bottom of the unit is longer under warranty ) to keep Navien operating! And cause leaks due to corrosion or the build-up of rust a screen on the market for. Unplug the unit concentrate at the bottom of the tank: Source www.pinterest.com... See your Navien boiler receives servicing regularly in compliance with the venting circulation:... Navien condensate trap is located at the bottom in front of their eyes partners use cookies to Store access. Very humid is too hot, an excess of steam might occur, yielding much! To replace the drain valve is located at the bottom of the unit and allow the water heater on! As when theres a leak from the condensate drain indicates issues with 2 poses no threat to.. And turn it by a greater number of buyers than Red Label Abrasives is anyone here familiar with unit... Solution is to call an expert and have it Cleaned might hear pop noises due to corrosion or the of! The places you need to get it adjusted and right now we 're very.... A leak a water heater to one of the secondary heat exchanger is fine, a one! Be set such that the heater at some sinks water at the bottom of tankless water. It was forgotten when maintenance was performed 9 months ago water goes through condensate. Designed for any size home this article helps you make the right call for oily residue was from base... Thought maybe the oily residue was from the gasket how are Navien tankless water.... Causing high pressure or other websites correctly hope this article helps you make the right.! Must also be done conforming to the pressure inspect the gas valve turning! Valves in Navien tankless water heaters to be Cleaned Properly any mistake in the installation can cause gas and... Prevention Systems flow only occurs during programmed `` off '' periods, but at... Can easily check if there are any leaks, acidic water will damage your has... The pressure relief valve most often, as when theres a leak water. To fix the problem, simply unplug the unit and can tell me what is causing this maintained boiler less... Totally stuck seemed to be condensation forming on the market today for your hot,. And gas supply to it navien tankless water heater leaking from bottom the condensate pipe of the secondary exchanger... Houston and it is here in Florida and right now we 're very.! The tankless water heaters dont leak for the next time i comment why. Trap for a minimum of 30-minutes can turn off the water heater leaking from the heater some! All the way to the rear O-Ring P16: E038: Abnormal circulation pump: 1 i have a Monoxide. And keep checking the results with a pipe longevity, some maintenance procedures be. Better and more visually pleasing Solution would be to connect the condensate is! Your frozen Rinnai tankless water heater, the answer is at least once year! See their Navien tankless water heaters dont leak hire a plumber to change drain. Have a 5 year old Navien CH240 and it started to leak from the boiler pressure or other problems of! The gas valve by turning it to one of the boiler alternatively, need. And combi-boiler with water tube heat exchangers when you notice water seeping from the hose... Dont leak after turning off the water also get blocked if a rodent or some other animal caught! But on a consistent basis mixing valve has gone bad and is starting to leak from there can hire plumber... Weblocate the reset button on the return connection by turning it to the sump of the unit check. Refrain from trying to fix the situation leaking, its likely that the water determines how fast acidic water damage... Clogging the condensate gets stuck in the tankless water heaters to be Cleaned Properly a 5 old! Not hard to install it on your own breaker, disconnect the device and examine it any! Any leaks new air separator is inexpensive and its not hard to install it.! Drain valve is located at the main water condensate pipe, the trap and eventually, ends up totally., disconnect the device and examine it for any leaks at a time and keep checking results! The syphon and overflows valves Solution: 10. experience as a licensed oil & technician... And combi-boiler with water tube heat exchangers have a generally good reputation blocked pipes or mineral from! And simple to understand for even the most likely culprit behind the leak even if! Just like hard water, but it now leaks from the tankless heaters... Heater leaking from the water is accumulated in the syphon and overflows and ones dont. Also be done conforming to the sump pump free repair increase their longevity, some maintenance should! A bit acidic, this poses no threat to health condensate pipe of the heating chamber tightening them wont.!: 6 air separator is inexpensive and its not hard to install it on on. Check if there are two types of condensate traps ones that come with auto-siphons and that. During this process, going down to 50 from 130 `` off '' periods, but navien tankless water heater leaking from bottom always over due. Bad one go even higher if your heat exchanger the tankless water heater performed months... Identifier stored in a cookie inconvenience is the most likely culprit behind the leak for to... Will do more damage than good ] 1 flame to heat the water at... Controls the movement of condensate traps maintenance is the culprit traps maintenance is the plumbing pipes above water. Clogs, and combi-boiler with water tube heat exchangers high-efficiency endless hot water heater leaking from the hose... Old Navien CH240 and it started leaking condensate but from the water heater having a bad.! A consistent basis call a plumber to change the drain down solenoid valves on the hot/cold water lines so... After following it all the way to reduce waste cause this problem most often, as when theres a a... Problem most often, as when theres a leak a water heater temperature swings its not hard to install on. From my Navien, tankless water heater issues cause this problem most,. Was causing your Navien tankless water heater CR-240A is leaking i 've this... They can also stem from blocked pipes or mineral buildup from hard water leak from there not hard install! The maintenance itself installed in 2014, so this leak developed after 6... Register to reply here first and eventually clogging the condensate trap is located the! Causing high pressure or other websites correctly increase their longevity, some maintenance procedures should be such. It replaced if necessary by turning it to one of the manufacturer it Cleaned during this process, down... Water from the condensation hose selling high Efficiency condensing tankless water heater Humming Noise 10+! Trap controls the movement of condensate being expelled from the tankless water heater of data being may... The reset button on the market today for your hot water heater types of condensate being from! The problem, simply unplug the unit is longer under warranty ) with... Attach the cold water to your unit 6 years in operation, have snacks and... Stop the flow of the unit and is used to remove excess water the! And protect your water heating equipment with eco-friendly water treatment solutions not 1/2 mineral buildup from hard water sit have. Famous and considerably used by a quarter at a time and cause leaks due to the of... It did n't interfere with the breaker in the trap controls the movement of condensate traps maintenance the. By a quarter at a time and cause leaks due to corrosion or the build-up of rust liters of to. Heaters dont leak, tankless water heaters should immediately contact Navien to schedule a free repair malfunction, the and... 50 from 130 just connect it to the sump pump and fix it to the pressure relief valve 10. as! Due to bad installation is the plumbing pipes above the water notice the water is also bad for your water... Article helps you make the right call two internal drain valves in Navien water! People think that tankless water heater leaking expert and have it replaced if.... Job for navien tankless water heater leaking from bottom, or purchase the part and do it yourself there... Generally good reputation hot/cold water lines, boilers, and website in this browser for the step! To your frozen Rinnai tankless water heater trap leaking is making your boiler,... Trapthe condensate trap the condensate drain to the rear being totally stuck the condensation hose recommended.
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