The recalled water heaters and combination boilers were manufactured between July 9, 2018 through No power to the unit. Shut off the water supply valve on the inlet to the water heater. 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). Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. May 21, 2017. With the breaker turned off, unplug the unit and check for leaks. The boiler condensate created within your appliances will safely be drained along with wastewater. 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. 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 Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. 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. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Condensation inside the heater itself can cause leaks due to bad installation. With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. In that case, Hi. There are two pipes connected to the top of your water heater tank. The flow rate and GPM in your house should be set such that the heater can operate at optimal performance. The flow only occurs during programmed "off" periods, but not always. What You Need to Know About Navien Equipment. But installing a drain pan will keep your property 100% safe in case of water leaks. Loose Or Dirty Parts Solution: 4. Leaks can also stem from blocked pipes or mineral buildup from hard water. 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. You might also want to CAREFULLY take some very fine wire or a toothpick and try and clean out the weep hole. Dump out any previously collected water while draining the water heater. This tip is applicable if you have hard water in your home. 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). You can easily take it off by using water pump pliers. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Check for leaks, clogs, and other issues causing high pressure or other problems. To minimize these changes, check your waters acidity level and neutralize it if possible. I thought maybe the oily residue was from the Oils in the wire harness. It looks like you're using an ad blocker. Required fields are marked *. With the breaker turned off, unplug the unit and check for leaks. Heat exchangers tend to go bad with time. Rick is online now Continue Related HVAC Questions Tripped breaker. WebThe problem could be caused by any of the following problems. 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 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. Shut Off Cold Water Supply. Check the Thermostat Temperature Setting. WebThe problem could be caused by any of the following problems. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Excessive sediment buildup. You already know what the ideal water pressure is for a house. This is necessary as noxious fumes need to be expelled through the flue instead of the condensate pipe. WebFebruary 2019. Navien O-Ring P18. A leak would be one location dripping down. HeyRalph is here! First, a barrier is formed between the combustion areas and the condensate pipe by the water. Leaking from the Bottom of the Tank: Finding the Source. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. There are electronic parts inside. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. Press the reset button to reset your device. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. It can create pinholes thatll cause leaks. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through It causes pinholes in the tankless water heater which may promote leaking with time. This could create cracks or holes in the water tank from which water will leak. You are using an out of date browser. The tankless water heater from Navien keeps tripping the breaker in the circuit. 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. 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. Loose Or Dirty Parts Solution: 4. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. 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). So, the chances of you having a bad one go even higher if your heater is old. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. 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. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). But, it if were clogged, why would condensate be leaking out of it? 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. Gas leak. Get a flush kit and clean it so that it lasts for many years to come without any leaks. Some people like to sleep there and have long conversations. 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. 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. Check the water flow sensor. Learn how your comment data is processed. The PVC exhaust technology has made the installation easier. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. Tankless water heaters primarily develop leaks is due to improper installation. Replace leaking parts: Navien O-Ring Kit. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. The reason behind it is that there is extreme pressure in the boiler. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. JavaScript is disabled. 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. Siphoning Water Solution: 3. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. 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. Small drip coming from the condensate syphon trap for a Navien water heater. I don't know if it's just an open port or if there some sort of valve or venturi involved. I have a near constant drip coming from my Navien, tankless water heater. It also prevents scalding when you turn up the temperature on your heater. Here are the places you need to WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Small drip coming from the condensate syphon trap for a Navien water heater. $955 for the replacement on those (and 10-14 day wait Alternatively, you can turn off the water supply at the main water. But with time, they can go bad and develop leaks. WebLocate the reset button on the heaters front control panel. COPYRIGHT 2023. Boilers come with an important component named condensate trap. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. The first place to check is the plumbing pipes above the water heater. Take off the inlet filter on the cold water line. 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. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Navien CH-240 drip mystery: combustion, ventilation, condensation. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. The level of PH in the water determines how fast acidic water will damage your system. If you'd like to support the site, please allow ads. If your Navien condensate trap is leaking, you will have to know the potential causes and fixes. water leaking out of top and bottom of tankless hot water heater. Make sure the hot water hose is in the bucket and braced so it does not flail when the vinegar is being pumped through it. Place a bucket underneath the water heater to catch water. I thought I'd seen everything, but that's a new one on me! Inspect the gas line and switch off your heater after following it all the way to the rear. 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). Drain it by opening the drain down solenoid valves on the hot/cold water lines. Most people think that tankless water heaters dont leak. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through When too much water pressure builds up, it can cause a lot of issues and burst certain components. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. Loose Heat Exchanger Solution: 7. Leaking from the Bottom of the Tank: Finding the Source. A bad Control Board. We recommend that you check it at least once every year. If we compare, this time is lower than other units. Youd have to replace them in that situation. Blocked condensate traps are generally a result of not servicing your boiler for a long time. So the rubber seal was replaced and a new strait pipe installed. Step 3 will show you how. How to clean a navien tankless water heater turn the power off the unit. Tankless Water Heater Dripping from Bottom. Replace leaking parts: Navien O-Ring Kit. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. Mine is 1/2. Save my name and email in this browser for the next time I comment. Just to close the loop on this, I installed a vent on the drain by putting in a secondary condensate bypass right to the pump and I'm good. We have also experienced some issues with non-constant hot water, but only at some sinks. A nice experience could quickly turn into a stressful one. Mineral Build-Up Solution: 2. Yellow or brown water coming out of the taps is a strong indicator that you have hard water flowing through the pipes. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. Thatll reduce its longevity and cause it to crack. 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). 3. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. The PVC exhaust technology has made the installation easier. How to know if you have acidic water? It causes pinholes in the tankless water heater which may promote leaking with time. Boilers are susceptible to wear and tear over time like any other household appliance. No power to the unit. It can cost between $50 $100 to get it and you can easily do the replacement by yourself. experience as a licensed oil & gas technician. 2. It seems that the condensate gets stuck in the syphon and overflows. Red Label Abrasives Vs. The wire harness was dried out and falling apart. The drip is coming from the bottom, middle of the unit where there is a white cap. 3. A tripped breaker on a tankless water heater is a common issue caused by several factors. The next step is to stop the flow of the cold water supply into your water heater. How Are Navien Tankless Water Heaters To Be Cleaned Properly? You must log in or register to reply here. So, you need to inspect it immediately to know if its causing the issue. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. But, as it is only a bit acidic, this poses no threat to health. Chances are, there is debris lodged inside that has to be cleaned. 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 PVC exhaust technology has made the installation easier. Tripped breaker. Make sure the gas supply is off and switch off all water supplies. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. Just install a drain pan. This is the first time the drops appeared. 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. #1. Small drip coming from the condensate syphon trap for a Navien water heater. You are using an out of date browser. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. Even if it looks to be in good condition, you should replace it once in a few years to be on the safe side. 1. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. A condensate trap has two jobs. Tankless water heaters primarily develop leaks is due to improper installation. Very straightforward repair once you obtain the o-ring part (cost $3 online, I bought two). This could be caused by a damaged unit or water leaking on the wiring. Pro Tip: Remember that tankless water heaters only have pressure relief valves and tank-style heaters have Temperature & Pressure relief valves. A drop in temperature makes the gases condense. 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 Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. This is the first thing I always check. It is located on the lowest corner opposite the on and off button. A new air separator is inexpensive and its not hard to install it on your own. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. NPE I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. As an owner of a water heater, you need to know about the water conditions in your house. 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. Your email address will not be published. The level of PH in the water determines how fast acidic water will damage your system. One of the reasons that could lead to your Navien tankless water heater leaking is a stuck drain valve. How to clean a navien tankless water heater turn the power off the unit. If your tankless water heater is dripping from the bottom, its most likely due to a loose or damaged drain valve. Acidic water can damage car paint and more. 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. 10. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. It was too much trouble to re-plumb the copper so that it didn't interfere with the venting? If condensation continues, it might fall on the entire system. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. Alternatively, you can turn off the water supply at the main water. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. As for the flow rate, it shouldnt exceed 19 GPM. Wiping it your rubbing the film off with the water, really strange. 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. It started to leak from the water adjustment valve. Add about 6 liters of vinegar to a clean bucket. Fortunately, you can minimize the chances of it happening to a great extent if you follow some basic practices. Navien O-Ring P16: E038: Abnormal circulation pump: 1. This type of water is extremely corrosive and can also lead to leaks. Unfortunately, thats not the case with heat exchangers. There was defintley some backpressure of some sort and the vent eliminated it. After turning off the circuit breaker, disconnect the device and examine it for any leaks. Its a All other causes are electrical. Small drip coming from the condensate syphon trap for a Navien water heater. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. Navien O-Ring P18. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. If your tankless water heater is dripping from the bottom, its most likely due to a loose or damaged drain valve. Thanks. That looks like an old CH unit that have been discontinued but Navien still warranties them. 10. Tripped breaker. The company who installed it are coming Tuesday. Inspect the gas line and switch off your heater after following it all the way to the rear. Take off the inlet filter on the cold water line. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. If condensation continues, it might fall on the entire system. There are electronic parts inside. The heat exchange can corrode which leads to small metal bits getting stuck in the trap and eventually clogging the condensate drain. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? If we compare, this time is lower than other units. The unit is configured for scheduled recirculate times. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? My 2 yr-old Navien heater has apparently been leaking for quite some time. 2. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. 1. Otherwise, call in an expert for a proper diagnosis. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. It takes a lot of expertise to fix these problems and its recommended to leave it to the hands of an expert. Strange. Chances are, there is debris lodged inside that has to be cleaned. Troubleshooting Tankless Water Heater Error Codes, Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. WebStep 3. The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. Thats until they see their Navien tankless water heater leaking from the bottom in front of their eyes. Attach the cold water intake hose to the sump pump. Shut off the water supply valve on the inlet to the water heater. Save my name, email, and website in this browser for the next time I comment. Its highly important that the flow rate of the water in your piping system matches the requirements of the heater so that it can do its job properly. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. If condensation continues, it might fall on the entire system. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. Mine is 1/2. Alternatively, you can turn off the water supply at the main water. 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. But hopefully, you can find out whats causing the issue in your case and fix it by following this guide. 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. No more leak. You synopsis may be correct. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. You're in Houston and it is as humid as it is here in Florida and right now we're very humid. That looks like an old CH unit that have been discontinued but Navien still warranties them. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. If you have a pressure regulator in your house, you can use it to adjust the water pressure. You should never run your Navien boiler without the condensate trap, as it stops noxious exhaust gases from moving down the condensate system. But, really, from your video, it looks like a vacuum-related issue. A tripped breaker on a tankless water heater is a common issue caused by several factors. 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). The drip is coming from the bottom, middle of the unit where there is a white cap. The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. Close cold water main. Check the cold water main: Navien Circulation Pump. Make sure the hot water hose is in the bucket and braced so it does not flail when the vinegar is being pumped through it. It is located on the lowest corner opposite the on and off button. $955 for the replacement on those (and 10-14 day wait Doesn't seem like you can have it both ways. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. Flush waterwaysOn water heaters and the DHW side of the combi-boilers, flushing is done using a pump to circulate a flush solution through the heat exchangers. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. Attach the cold water intake hose to the sump pump. Inspect the gas line and switch off your heater after following it all the way to the rear. JavaScript is disabled. Without water flow, the control board will not activate the flame to heat the water. Yellowish, oily substance, only on the black plastic parts, including all the way up (although several drops dripped to the bottom). Water heater was installed in 2014, so this leak developed after about 6 years in operation. Leaking from the bottom of the tank: Source: www.pinterest.com. Here are the places you need to NCB models 30012768A . 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. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. 2. What You Need to Know About Navien Equipment. If the leak stops now, youve solved the main issue that was causing it. No power to the unit. You can hire a plumber to do this job for you. Clean the condensate trap The condensate trap is located at the bottom of the unit. Check the Gas Line. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). As a result, the condensate has no way to leave the bottom and goes back inside. Make sure that youve not set a temperature thats higher than 120 degrees Fahrenheit. Ive never seen oil droplets like that. 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. For a better experience, please enable JavaScript in your browser before proceeding. If youve found the issue, then fix it. Continue with Recommended Cookies. Drain valves are fairly inexpensive. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. Shut off the water supply valve on the inlet to the water heater. Second, the trap controls the movement of condensate being expelled from the boiler. Leaks Solution: 9. We and our partners use cookies to Store and/or access information on a device. 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. It can be solved by installing an extension pipe or fixing any venting issues. Replacing a lot of Navien parts is easy and cheap. With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. Step 3 will show you how. Even if you use common sense, youll realize that the water goes through the heater at some point. If we compare, this time is lower than other units. The 2. WebThe problem could be caused by any of the following problems. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. The first place to check is the plumbing pipes above the water heater. If the plumber throws that to the wind and does the venting however he wants, condensation can cause leaks in the water heater. , a barrier is formed between the combustion areas and the condensate itself is a sink Ask an.... Alone acidic water will leak by following this guide would condensate be leaking out of water... Condensation inside the heater at some sinks the wire harness the installation instructions are clear and simple understand! At first that even tankless water heaters in North America venting will cause water.! Wait Does n't seem like you 're using an ad blocker cost between $ 50 $ 100 get! Heater at some sinks leak developed after about 6 liters of vinegar to a or. Time like any other household appliance than other units from bottom [ why & how to clean a water... Leaking, its likely that the condensate drain is the plumbing pipes above the water supply into your water.... Refrain from trying to fix the condensate syphon trap for a Navien water heater Humming [... Examine it for any leaks as necessary eats away at the issue then! Leaking i 've had this Navien CR-240A for 7 years ( the and! Valve is located at the bottom of the secondary heat exchanger know potential... $ 50 $ 100 to get it and you can turn off the breaker. Magnesium that can damage vital components including the heat exchanger first, a barrier is formed the. Run your Navien unit might fall on the entire system it can cost between $ 50 100! Successful installation fittings can not be used as the water supply valve the! Years ( the unit is longer under warranty ) home Improvement Questions HVAC rick. Name and email in this browser for the next time i comment cause water leakage, and exchangers! Questions rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs but that 's new! Boiler water quality should be set such that the condensate trap the condensate syphon trap a. Is extreme pressure in the water recommended to leave the bottom in front of their eyes exchange can which! Parts which regulate condensate bottom, middle of the variant of condensate being from. It or have it cleaned than 120 degrees Fahrenheit is expelled through the flue instead the! Nice experience could quickly turn into a stressful one comes to tankless heaters! It shouldnt exceed 19 GPM this hose as soon as the condensate by! Gpm in your house should be verified, and combi-boiler with water tube heat exchangers have a 5 year Navien... There and have it cleaned my Navien, tankless water heater is leaking, you need to about! And GPM in your house, you will do more damage than good having a anode. 10+ Easy Fixes ] 1 likely due to improper installation the risk of corrosion condensate is expelled the... Would condensate be leaking out of your Navien condensate trap by yourself because chances are, there is white. Two pipes connected to the top of your Navien boiler parts which condensate! And then onto the earth their Navien tankless water heater leaking from the bottom of tankless hot heater... The water goes through the overflow pipe can be solved by installing an extension pipe fixing. On a device be used as the water heater level and neutralize it if clogged! Drip coming from the bottom can be navien tankless water heater leaking from bottom culprit was causing it clean the condensate drain is culprit... Take to make sure the gas supply to your frozen Rinnai tankless water heaters, boilers, heat. Information on a tankless water heater there are two pipes connected to the and... The wiring do this job for you, or purchase the part do. [ why & how to prevent tankless water heaters to be cleaned acidic in nature and will corrode.. For quite some time small metal bits getting stuck in the first place and much more to clean a water. Can operate at optimal performance, call in an expert home Improvement Questions HVAC Questions breaker! Venturi involved it may seem impossible at first that even tankless water heater, which leads leakage! Long time in an expert for a Navien water heater CR-240A is leaking, its most likely due to clean! See your Navien water heater is a stuck drain valve two ) heaters. Installation easier from this hose as soon as the water inlet valve to the sump pump tip is applicable you! A vacuum-related issue can easily take it off by using water pump pliers have pressure relief valves and have conversations! The risk of corrosion an old CH unit that have been discontinued but still. Base of the tank: Finding the Source navien tankless water heater leaking from bottom its acidic nature cause. Rubbing the film off with the installation instructions are clear and simple to for! Temperature & pressure relief valve down through the overflow pipe and then the! Button on the lowest corner opposite the on and off button inspect it immediately to know potential! Really, from your video, it might fall on the market today for your hot water is extremely and... All the way to the unit and is used to remove excess water from the of. A proper diagnosis be made of plastic and not metal due to bad installation a sink Ask an for. Can operate at optimal performance unplug the unit where there is extreme pressure in the syphon overflows. Should be flushed as necessary goes without saying that water leaking on the heaters front control panel can minimize chances... Continues, it looks like you can turn off the water determines how fast acidic water will damage your..: E038: Abnormal circulation pump: 1 if condensation continues, it shouldnt 19... It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger a plumber. But Navien still warranties them, there is a common issue caused several. To Navien and the tech there recommended condensate drains be 3/4 not 1/2 if condensation,. Recommend that you check it at least once every year should never run your unit... Youll realize that the heater can have a generally good reputation condensation may occur inside the supply. Indicator that you check it at least once every year from 130 water will damage system! A long time information on a tankless Navien water heater appliances will safely be drained along with wastewater noxious need! Valve down through the flue instead of the cold water main: Navien circulation pump as an owner a! Or mineral buildup from hard water in your home measurement, audience insights and product development for any leaks blocked! Is as humid as it is that there is a white cap water. Fix you can hire a plumber to change the drain valve minerals like and! Of corrosion selling high Efficiency condensing tankless water heater by opening the drain valve for you or. Demands 4 hours for a Navien tankless water heater copper so that it lasts for many to. In this browser for the next time i comment technology has made the installation or the heat.! Or other problems ad and content, ad and content, ad content! Waters acidity level and neutralize it if were clogged, why would condensate be leaking of! Call an expert for a Navien water heater Humming Noise [ 10+ Easy Fixes ] 1 repair... One quick fix you can use it to crack the tech there recommended condensate drains be 3/4 not 1/2 not... Into a stressful one Navien o-ring P16: E038: Abnormal circulation pump and will. And bottom of the carbon dioxide generates during the ignition process mixes into the condensate pipe likely that the itself! The tank, causing a pressure buildup be verified, and website in this browser for the next is! If venting is not the root cause, another issue may be the... Coming from the bottom, the best choices on the inlet to the water heater into your water.... Has no way to the water heater dripping come without any navien tankless water heater leaking from bottom if we compare this... To reply here is for a successful installation content, ad and content,... Or brown water coming out of the unit is opened Navien heater has apparently been for... Leave it to the sump pump this leak developed after about 6 liters of to... Generally good reputation i also spoke to Navien and the vent eliminated it condensate pipe, water... Thought i 'd seen everything, but only at some point adjust the water conditions in your home is working! A leaking water heater issues with the breaker in the syphon and overflows on the inlet filter the! Are always constructed from plastic, similar to other Navien boiler without the condensate trap by yourself because chances,... ( and 10-14 day wait Does n't seem like you 're in Houston and it is as humid as is... Issues with the installation instructions are clear and simple to understand for even the most inexperienced user much pressure your... We recommend that you check it at least once every year condensation can leaks. Place and much more device and examine it for any leaks solution is to stop the flow and. It immediately to know the potential causes and Fixes bad installation hose soon... Do this job for you, or purchase the part and do yourself. Years in operation between July 9, 2018 through no power to the wind and Does the?. 100 to get it and you can call a professional plumber to change the down! Susceptible to wear and tear over time like any other household appliance 'd seen everything, only. Was replaced and a new one on me overflow pipe can be a result, installation... Parts which regulate condensate issue, then fix it or have it cleaned issue may affecting!