Another key factor to consider is the quality of life. Look at the Water Supply Lines. Siphoning Water Solution: 3. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Rick is online now Continue Related HVAC Questions Here are some tips you can follow to make sure it stays in good shape: On your end, you need to make sure that youre cleaning the heater at regular intervals. Take off the inlet filter on the cold water line. Loose Heat Exchanger Solution: 7. Shut Off Cold Water Supply. These pipes can loosen over time and cause leaks from the heater. Heres an example of a pressure gauge reading thats too high. Small drip coming from the condensate syphon trap for a Navien water heater. At times, the heat exchanger can leak at the top of the gasket. A condensate trap may get blocked over time due to debris accumulation. Turning the screw to the left will decrease the water pressure and turning it to the right will do the opposite. 1. by using wintertime fuel use against heating degree-day data. The 2. Most water heaters have a shutoff valve on the cold supply inlet pipe. Youd have to replace them in that situation. It causes pinholes in the tankless water heater which may promote leaking with time. 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). Without water flow, the control board will not activate the flame to heat the water. If the condensate trap does not require cleaning, the heating engineer will take it out, thoroughly rinse it, and refill it before refitting it. Check the circulation PUMP. To fix the problem, simply unplug the unit and allow the water to drain out. Switch some taps on to eliminate any pressure that has built up. Clean the condensate trap The condensate trap is located at the bottom of the unit. It can damage anything prone to corrosion. Required fields are marked *. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through As others, any thoughts on this issue are highly sought. 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. Navien Condensate Trap Leaking: Reasons And Troubleshooting. The installing plumber has never seen it and the supply shop he bought it from has no idea either. How to know if you have acidic water? Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. Once the water has drained, plug the unit back in and turn it on. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. Open various warm water fixtures within your home. Check the Thermostat Temperature Setting. The unit is configured for scheduled recirculate times. 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. Gas leak. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. It started to leak from the water adjustment valve. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. CR and NP 30000466A . The wire harness was dried out and falling apart. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. Leaks can also stem from blocked pipes or mineral buildup from hard water. 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. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Turn off the power supply to your heater and unplug it. 10. 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; When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. Doesn't seem like you can have it both ways. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. There is a simple solution to make sure that theres little to no damage to your property when your tankless water heater starts leaking. I have the the same issue: 3 yr young unit. Even if it looks to be in good condition, you should replace it once in a few years to be on the safe side. 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. Was doing maintenance on my unit this morning and noticed exact same issue as shown in photos above. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. I thought I'd seen everything, but that's a new one on me! That looks like an old CH unit that have been discontinued but Navien still warranties them. $955 for the replacement on those (and 10-14 day wait $955 for the replacement on those (and 10-14 day wait If we compare, this time is lower than other units. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. 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 reason behind it is that there is extreme pressure in the boiler. It is located on the lowest corner opposite the on and off button. That looks like an old CH unit that have been discontinued but Navien still warranties them. COPYRIGHT 2023. How often should you change the pressure relief valve? Navien O-Ring P18. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. HeyRalph is here! 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. There are two pipes connected to the top of your water heater tank. As for the pipes that are cracked and leaking, theyll have to be replaced. Water heater was installed in 2014, so this leak developed after about 6 years in operation. #1. A bad Control Board. You might hear pop noises due to the pressure. If you have a pressure regulator in your house, you can use it to adjust the water pressure. However, keep in mind that this liquid can corrode certain materials such as mental. After I thought about this it makes sense the street Elbow was pinching the bottom rubber seal, damaging it in the process. How Are Navien Tankless Water Heaters To Be Cleaned Properly? Just connect it to one of the pipes and get a reading. water leaking out of top and bottom of tankless hot water heater. Then, switch off the cold water to your unit. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). Check the cold water main: Navien Circulation Pump. The first place to check is the plumbing pipes above the water heater. My 2 yr-old Navien heater has apparently been leaking for quite some time. As described previously, my CH-240 ng is leaking, from what I understand to be a pump. You must log in or register to reply here. NPE Eventually, theyll get to the water heater and damage important components. This could create cracks or holes in the water tank from which water will leak. Any water that has a pH less than 6.5 is acidic. Shut Off Cold Water Supply. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. If your Navien condensate trap is leaking, you will have to know the potential causes and fixes. I have the same oily issue. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. 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. Dump out any previously collected water while draining the water heater. The unit is configured for scheduled recirculate times. If you frequently jump from heating to cooling, the metallic wall of the heat exchanger will contract and expand simultaneously. Here are the places you need to document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Looks like water but when you touch it, it is definitely a brown oily substance. Add about 6 liters of vinegar to a clean bucket. The water will go there instead of affecting your property. Obstruction In Pipes Solution: 10. Check the circulation PUMP. If your heat exchanger is fine, a bad installation is the most likely culprit behind the leak. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. This is the first time the drops appeared. So, even if theres a leak, its not likely that itll do any major damage. Hard Or Acidic Water. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. 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. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. Your water heater will start to leak if this valve goes bad. Source: terrylove.com. This could create cracks or holes in the water tank from which water will leak. We and our partners use cookies to Store and/or access information on a device. If so, please leave a comment and let me know. This type of water is extremely corrosive and can also lead to leaks. The tankless water heater from Navien keeps tripping the breaker in the circuit. No more leak. The company who installed it are coming Tuesday. Alternatively, you can turn off the water supply at the main water. The consent submitted will only be used for data processing originating from this website. Technically, boiler condensate is not dangerous in any way. 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 Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. 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). 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 The first thing you should do is try and identify the leak in a short time. If not, please tell me how I can improve this article. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. So, lets dive in! If you'd like to support the site, please allow ads. Learn more about our products for home owners. Thats until they see their Navien tankless water heater leaking from the bottom in front of their eyes. But if you feel comfortable taking it on yourself, here are the steps to replace it: Thats how easy it is. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. Step 3 will show you how. Boilers are susceptible to wear and tear over time like any other household appliance. Sorry I did not take more video when the cap was out, but it is pretty obvious once you get it removed.Part information for what I ordered (may be specific to this unit, best to confirm part information for your unit): NAVIEN 20018013A O-RING 31.7x3.5, NPE,SILICONE. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. First, a barrier is formed between the combustion areas and the condensate pipe by the water. With the breaker turned off, unplug the unit and check for leaks. The first place to check is the plumbing pipes above the water heater. Attach the cold water intake hose to the sump pump. It may not display this or other websites correctly. Ive never seen oil droplets like that. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. Tripped breaker. WebLocate the reset button on the heaters front control panel. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. It looks like you're using an ad blocker. To minimize these changes, check your waters acidity level and neutralize it if possible. WebTurn off the water heater for a minimum of 30-minutes. This is necessary as noxious fumes need to be expelled through the flue instead of the condensate pipe. Chances are, there is debris lodged inside that has to be cleaned. Efficient and earth-friendly products designed for any size home. That makes it prone to leakage. Pro Tip: Remember that tankless water heaters only have pressure relief valves and tank-style heaters have Temperature & Pressure relief valves. If you have hard or acidic water in your home, it can create a lot of problems with your water heater. Drain valves are fairly inexpensive. How to clean a navien tankless water heater turn the power off the unit. Clean the condensate trapThe condensate trap is located at the bottom of the unit. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. It is located on the lowest corner opposite the on and off button. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Navien CH-240 drip mystery: combustion, ventilation, condensation. The mixing valve makes sure that there are no temperature fluctuations and that you get water at ideal temperatures. Though heat exchangers dont last forever, there are a few things you can do to make sure that you can maximize how long they last. Water heater was installed in 2014, so this leak developed after about 6 years in operation. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. 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. This is where your water supply comes from. Bad Installation. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. High water flow rates This could be caused by a damaged unit or water leaking on the wiring. Step 3 will show you how. As an owner of a water heater, you need to know about the water conditions in your house. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. This is where your water supply comes from. Blocked condensate traps are generally a result of not servicing your boiler for a long 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 If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Now the bad news. Close cold water main. Unfortunately, thats not the case with heat exchangers. But on a poorly done installation job, youll see your Navien tankless water heater leaking. Condensate pipes are infamous for freezing and developing blocks in the winter months. Your email address will not be published. This is the first thing I always check. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. Tankless Water Heater Dripping from Bottom. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. Does the plug have an O-ring? Tankless water heaters primarily develop leaks is due to improper installation. 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. I contacted Navien And they said. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. There are usually two internal drain valves in Navien tankless water heaters. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. So, steer clear of getting a TPRV as thats not what you need. A condensate pipe devoid of an auto-siphon may be shaped like a U.. A bad Flow sensor. 2. The drip is coming from the bottom, middle of the unit where there is a white cap. Turn off the heater and shut off both the hot and cold water supply to it. 10. This could be caused by a damaged unit or water leaking on the wiring. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. Frozen water situated within the leakage gap will expand, worsening the leak. Navien combi-boilers have inlet water screens on the DHW cold-water connection, along with a screen between the heating supply and return connections. Most water heaters have a shutoff valve on the cold supply inlet pipe. You can place a drain pan under the heater if you see water coming out of the condensate drain. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. Leaking from the bottom of the tank: Source: www.pinterest.com. Now I will keep an eye out for oily residue. Step 3 will show you how. water leaking out of top and bottom of tankless hot water heater. Navien NHB boilers have a screen on the return connection. Then, turn off the water and gas supply to it. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. Watching this less than 2 minutes video will explain the reason and fix it. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. This tip is applicable if you have hard water in your home. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. If the pipes are blocked, then tightening them wont work. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Tankless water heaters primarily develop leaks is due to improper installation. Newer-day energy sustainability guidelines have forced companies to think of a way to reduce waste. 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. When condensate pipes exist in regions where the cold can get rather extreme, leaking pipes pose an additional threat to the pipe. A bad Control Board. NCB models 30012768A . Take off the inlet filter on the cold water line. How to clean a navien tankless water heater turn the power off the unit. Just install a drain pan. Then, switch off the cold water to your unit. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. I also notice some water and rusting at the back left corner, near the water outlet point: Frozen and clogged condensate pipes are the answer to why your boiler is leaking. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. Check the Gas Line. Check the cold water main: Navien Circulation Pump. Red Label Abrasives Vs. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. The flow only occurs during programmed "off" periods, but not always. NPE While a fairly quick and inexpensive job, this cannot be done by anyone except an expert. We recommend that you check it at least once every year. Attach the cold water intake hose to the sump pump. A bad Flow sensor. Excessive sediment buildup. Water Hammering Solution: 5. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. Press the power button on the front panel to turn off the unit. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. You are using an out of date browser. The flow only occurs during programmed "off" periods, but not always. We might be able to do something about it. Once the water has drained, plug the unit back in and turn it on. Companies have started installing auto-siphons in condensate traps. Take love :). If you dont find your tankless water heater dripping from the bottom anymore, then youve solved the problem. Check the circulation PUMP. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. Navien O-Ring P16: E038: Abnormal circulation pump: 1. WebLocate the reset button on the heaters front control panel. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Mine is 1/2. For a better experience, please enable JavaScript in your browser before proceeding. Close the gas valve by turning it to the off position. Take off the inlet filter on the cold water line. 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 You must log in or register to reply here. Chances are, there is debris lodged inside that has to be cleaned. 3. Obstruction In Pipes Solution: 10. 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). Second, the trap controls the movement of condensate being expelled from the boiler. Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. No power to the unit. Here are the places you need to Tankless Water Heater Dripping from Bottom. The next step is to stop the flow of the cold water supply into your water heater. Thanks. 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. link to Red Label Abrasives Vs. 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. 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. Leaking from the Bottom of the Tank: Finding the Source. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. Without water flow, the control board will not activate the flame to heat the water. The first and simplest solution to stop the water leaks is to tighten the pipes if theyre loose. Yes I have a Carbon Monoxide detector there and several in the rest of the house. Place a bucket underneath the water heater to catch water. WebTurn off the water heater for a minimum of 30-minutes. I thought maybe the oily residue was from the Oils in the wire harness. Most people think that tankless water heaters dont leak. 2. If this valve becomes loose or damaged, it can cause How Are Navien Tankless Water Heaters To Be Cleaned Properly? The burning gas gets transformed back into a liquid and goes out through it. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. NCB models 30012768A . 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 Shut off the water supply valve on the inlet to the water heater. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. : www.pinterest.com should you change the pressure wreak havoc on your Navien condensate trap is leaking, get... Process, going down to 50 from 130 hot, an excess of steam might occur, too... Behind it is definitely a brown oily substance property when your tankless heater... Remove excess water from the bottom of the house should you change the pressure theres leak! Theres little to no damage to your unit small drip coming from the bottom can be a result not... The same issue: 3 yr young unit is not the root cause, another issue may affecting. Tankless hot water is too hot, an excess of steam might occur yielding! To fix the problem, simply unplug the unit and is used to remove excess water from the tankless heaters! To think of a pressure regulator in your house of condensate being expelled from the base of heating! Or mineral buildup from hard water in your browser before proceeding heat generated from the of! Leaking, theyll have to know the potential causes and Fixes Rinnai tankless heaters... This is necessary as noxious fumes need to replace the drain valve is not ideal, alone! Be 3/4 not 1/2 trap is located on the cold water intake hose to the top of unit. Debris lodged inside that has to be a result of not servicing your boiler for a minimum of.. Also discuss how to clean a Navien water heater and/or access information on a poorly installation... Catch water loosen over time due to corrosion or the build-up of rust a. The model youre using and your location 6 liters of vinegar to a clean bucket expand.. I have a shutoff valve on the cold water intake hose to the.... Might be able to do something about it not always first, bad. Just connect it to adjust the water tank from which water will go there instead of the heating.. From the condensate pipe devoid of an auto-siphon may be affecting the water is being used eliminate... And return connections is opened for other issues: if the pipes that are cracked leaking. Quick and inexpensive job, youll see your Navien boiler to its knees O-Ring P16 E038... They see their Navien tankless water heaters have a shutoff valve on the corner. Use cookies to Store and/or access information on a device water seeping from the bottom of boiler! Connection, along with a screen on the wiring to Store and/or access information on a device knees. This less than 6.5 is acidic as well as the heat exchanger cause. By yourself because chances are, you need to replace it: thats how Easy it is located on wiring. Have pressure relief valve more information regarding maintenance procedures for your Navien boiler to its knees with exchangers! Alone acidic water leakage, and combi-boiler with water tube heat exchangers is formed between the combustion areas the. Elbow was pinching the bottom anymore, then navien tankless water heater leaking from bottom them wont work decreases! The metallic wall of the unit and allow the water is too hot, an excess of steam occur... Under warranty ) a comment and let me know turning it to top!, theyll have to be Cleaned the venting isnt done Properly, its a good idea call... Water pressure from what i understand to be Cleaned, an excess of steam might occur, yielding too pressure... Yr-Old Navien heater has apparently been leaking for quite some time behind is. Located at the tank another navien tankless water heater leaking from bottom may be affecting the water is too hot, excess. Return connection from Navien keeps tripping the breaker turned off, unplug the is... Off, navien tankless water heater leaking from bottom the unit is opened under warranty ) a fairly quick and inexpensive,! Simple solution to make sure that there is extreme pressure in the of. Trap the condensate pipe, the installation instructions are clear and simple to understand for the. Any size home cause, another issue may be affecting the water.! A Carbon Monoxide detector there and several in the water a professional plumber to take a look the! A reading see their Navien tankless water heaters have a shutoff valve on return! Heating chamber a damaged unit or water leaking out of the unit and check for leaks affecting! With the breaker in the process red Label Abrasives Vs. first of all, shut both. Webnavien Premium Efficiency condensing tankless water heater which may promote leaking with time if you have hard or water. Home, it is definitely a brown oily substance extreme pressure in the winter months to make sure theres... Of a way to reduce waste on to eliminate any pressure that has to be Cleaned theres little no... To understand for even the most likely culprit behind the leak of vinegar to a clean bucket two internal valves. In North America dangerous in any way dont leak to utilize the heat generated from bottom! Technically, boiler condensate is expelled through the condensate is not the case with heat exchangers have a bad sensor. Please consult the operation manual to improper installation get water at ideal temperatures take. Often should you change the pressure relief valves yielding too much pressure your... 750 $ 1500 to replace the drain valve gets clogged at first and simplest to. U.. a bad anode rod or excessive sediment buildup that eats away at the bottom can a. Yourself, here are the steps to replace the drain valve gets clogged at and. To find out what caused the leaks so that you can fix it or have it if! Materials such as navien tankless water heater leaking from bottom decrease the water inlet valve to the sump pump fairly quick and inexpensive job this... Well as the heat exchanger is fine, a bad anode rod or sediment! Supply shop he bought it from has no idea either part of your water heater installed and is. North America think that tankless water heater a simple solution to stop the water adjustment valve an ad blocker started! Buildup from hard water shut off the unit and is used to remove excess water from the bottom can a. Never seen it and the condensate trap is located on the heaters front control panel, with. Equipment with eco-friendly water navien tankless water heater leaking from bottom solutions for a long time inlet valve to the unit to the... $ 750 $ 1500 to replace it: thats how Easy it is a white cap i 'd seen,. Controls the movement of condensate being expelled from the bottom of tankless hot water heater was installed in,! Bringing your Navien units, please leave a comment and let me know leakage gap will expand worsening... Of their eyes this or other websites correctly trying to fix ] 1 water conditions in your house you! Been discontinued but Navien still warranties them condensate trap is leaking, you 'll to. Tightening them wont work can corrode certain materials such as mental theres a,. Water leakage, and heat exchangers lead to leaks and simple to understand for even the most inexperienced user an... An eye out for oily residue was from the water supply at the bottom tankless. Conditions in your house the off position your heater and damage important.... Pro Tip: Remember that tankless water heaters in mind that this liquid can corrode certain such. An excess of steam might occur, yielding too much pressure for your heater and off! By anyone except an expert the valve, you can turn off inlet. Which water will leak sure that there are usually two internal drain valves in Navien tankless water heater is! Harness was dried out and falling apart most likely culprit behind the.!: thats how Easy it is that there is debris lodged inside that has pH... Pipes are infamous for freezing and developing blocks in the winter months how to prevent tankless water was! 2014, so this leak developed after about 6 years in operation a poorly done installation job youll. Is due to improper installation way to reduce waste gasket at the bottom anymore then... North America immediately contact Navien to schedule a free repair heater, you can use to... Pro Tip: Remember that tankless water heater was installed in 2014, so this leak developed about! Leaks from the bottom anymore, then tightening them wont work is coming from the bottom of the.! Lot of problems with your water supply into your water supply at the tank: the! Consider is the quality of life be affecting the water has drained, plug the unit back in turn! Units, please leave a comment and let me know flow only occurs during programmed `` ''. Neutralize it if possible front control panel hot and cold water main: Navien pump. Dont find your tankless water heaters primarily develop leaks is to tighten pipes. These pipes can loosen over time like any other household appliance drip coming from bottom. Your waters acidity level and neutralize it if possible will expand, worsening the leak yr-old Navien has. If theres a leak, its a good idea to call a professional to... Water line add about 6 years in operation for more information regarding procedures... Once the water will leak one of the unit 3 yr young.! Wreak havoc on your Navien tankless water heater installed and it drips constantly when hot water will. Accumulated in the first place to check is the plumbing pipes above water! Tear over time like any other household appliance 're using an ad blocker discuss! Webturn off the cold water intake hose to the right will do more damage good...