navien tankless water heater leaking from bottom

With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. Watching this less than 2 minutes video will explain the reason and fix it. Water heater was installed in 2014, so this leak developed after about 6 years in operation. So, steer clear of getting a TPRV as thats not what you need. 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). This type of water is extremely corrosive and can also lead to leaks. 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. Dirty Flow Sensor Solution: 8. The first thing you should do is try and identify the leak in a short time. If you'd like to support the site, please allow ads. I know nothing about your gas tankless system but it looks like condensation since it is evenly wet all around. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? Leaks can also stem from blocked pipes or mineral buildup from hard water. You can hire a plumber to do this job for you. Hard Or Acidic Water. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. So the Navien tech told the guy from the install company that the street Elbow that he used on the exhaust was no good. No water flow into the Unit. Wiping it your rubbing the film off with the water, really strange. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. Shut Off Cold Water Supply. The company who installed it are coming Tuesday. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. WebThe problem could be caused by any of the following problems. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. This job is carried out by the expansion valve and you may also see a leak from there. But, really, from your video, it looks like a vacuum-related issue. It looks like you're using an ad blocker. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. Replace leaking parts: Navien O-Ring Kit. If this valve becomes loose or damaged, it can cause 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. 3. 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. The unit is configured for scheduled recirculate times. WebTurn off the water heater for a minimum of 30-minutes. But a better and more visually pleasing solution would be to connect the condensate drain to the sink with a pipe. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. In the toilet or sinks case, however, it is to prevent bad sewer odor from entering your home. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. 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.. First, a barrier is formed between the combustion areas and the condensate pipe by the water. If any particular ad is your REASON for blocking ads, please let us know. If it were clogged, it might explain what was happening and what your video showed. Close cold water main. Shut off the water supply valve on the inlet to the water heater. So, you need to inspect it immediately to know if its causing the issue. Tankless water heaters primarily develop leaks is due to improper installation. So, did you find this article useful? Clean the condensate trapThe condensate trap is located at the bottom of the unit. WebTurn off the water heater for a minimum of 30-minutes. Without water flow, the control board will not activate the flame to heat the water. Heres an example of a pressure gauge reading thats too high. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Leaking from the Bottom of the Tank: Finding the Source. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 No power to the unit. If youve found the issue, then fix it. This could be caused by a damaged unit or water leaking on the wiring. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. Mineral Build-Up Solution: 2. A bad Flow sensor. It may not display this or other websites correctly. I think an air gap of some sort is in order. Rick is online now Continue Related HVAC Questions A bad Control Board. 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 NCB models 30012768A . Gas leak. To fix the problem, simply unplug the unit and allow the water to drain out. When a leak truly occurs, you can immediately focus on finding out whats causing it and how to fix it rather than doing damage control. WebLocate the reset button on the heaters front control panel. Leaks can also stem from blocked pipes or mineral buildup from hard water. #1. Drain valves are fairly inexpensive. 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). Efficient, durable and high-performance products for any commercial application. Small drip coming from the condensate syphon trap for a Navien water heater. 10. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. Place a bucket underneath the water heater to catch water. Open various warm water fixtures within your home. A bad Control Board. If your Navien mixing valve has gone bad and is starting to leak, youll have to replace it with a new one. What You Need to Know About Navien Equipment. Navien O-Ring P18. Observe the bottom of your water heater for a red button. Without water flow, the control board will not activate the flame to heat the water. Fortunately, you can minimize the chances of it happening to a great extent if you follow some basic practices. Plumbing Forum, Professional & DIY Advice. 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. What should you do immediately when you notice the water heater leaking? Take off the inlet filter on the cold water line. Then, switch off the cold water to your unit. Make sure that youve not set a temperature thats higher than 120 degrees Fahrenheit. It seems that the condensate gets stuck in the syphon and overflows. Companies have started installing auto-siphons in condensate traps. My 2 yr-old Navien heater has apparently been leaking for quite some time. As an Amazon Associate, I Earn From Qualifying Purchases. If the temperature isnt too high, then youll have to replace the pressure relief valve. It seems that the condensate gets stuck in the syphon and overflows. Note: You can also read how to fix navien tankless water heater temperature swings. Close cold water main. 2. Some people like to sleep there and have long conversations. Leaking from the bottom of the tank: Source: www.pinterest.com. 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 must log in or register to reply here. Add me to this train. Most people think that tankless water heaters dont leak. Remove the four screws and take off the front cover to gain access to it. Shut off the water supply valve on the inlet to the water heater. As a result, the condensate has no way to leave the bottom and goes back inside. The reason behind it is that there is extreme pressure in the boiler. A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. Press the power button on the front panel to turn off the unit. Just install a drain pan. 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; Clean the condensate trap The condensate trap is located at the bottom of the unit. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. It may not display this or other websites correctly. 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. A condensate trap has two jobs. In addition, the waters warmth can comfortably shift the ice if it starts to form. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. The flow rate and GPM in your house should be set such that the heater can operate at optimal performance. A Defective Thermostat. It causes pinholes in the tankless water heater which may promote leaking with time. I contacted Navien And they said. May 21, 2017. Drain it by opening the drain down solenoid valves on the hot/cold water lines. 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. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. I changed it, but it now leaks from the condensation hose. Clean the condensate trap The condensate trap is located at the bottom of the unit. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. 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. Bad Installation. It usually fails and gets stuck when theres too much sediment build-up in the house due to hard water. Having a flow rate thats too low will lead to instances when the water will not get hot. Your email address will not be published. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. Hard Or Acidic Water. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. You synopsis may be correct. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. 2. One of the reasons that could lead to your Navien tankless water heater leaking is a stuck drain valve. 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 Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Check the cold water main: Navien Circulation Pump. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. That looks like an old CH unit that have been discontinued but Navien still warranties them. Water Hammering Solution: 5. So, lets dive in! Dirty Flow Sensor Solution: 8. 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 A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. Alternatively, you can turn off the water supply at the main water. A new air separator is inexpensive and its not hard to install it on your own. The reason behind it is that there is extreme pressure in the boiler. 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. It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. A Sactional in your apartment's house or living area makes a place for everyone to sit, have snacks, and watch TV. Leaking from the bottom of the tank: Source: www.pinterest.com. Check for leaks, clogs, and other issues causing high pressure or other problems. WebStep 3. JavaScript is disabled. Look at the Water Supply Lines. 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. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Here are the places you need to Inspect the gas line and switch off your heater after following it all the way to the rear. Comment below and let us know what was causing your Navien tankless water heater to leak. Fingers crossed We have a 2 y/o 240A and it has the same oily condensation on the black plastic parts. I thought I'd seen everything, but that's a new one on me! Close the gas valve by turning it to the off position. The first place to check is the plumbing pipes above the water heater. 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. Make sure the gas supply is off and switch off all water supplies. No water flow into the Unit. 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). First of all, shut off the gas supply to your frozen Rinnai tankless water heater. 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. water leaking out of top and bottom of tankless hot water heater. I have a near constant drip coming from my Navien, tankless water heater. The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. Add about 6 liters of vinegar to a clean bucket. It takes a lot of expertise to fix these problems and its recommended to leave it to the hands of an expert. Follow these steps to diagnose whether you have a Navien pump air separator leaking: If youve identified that the leak is coming from the air separator, you need to replace it. Firstly, problems associated with any condensate system element are usually minor. by using wintertime fuel use against heating degree-day data. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. With the breaker turned off, unplug the unit and check for leaks. I have a near constant drip coming from my Navien, tankless water heater. Question I would have for Navien is how are combustion gases getting into this area? 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). Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. The unit is configured for scheduled recirculate times. You might hear pop noises due to the pressure. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Red Label Abrasives Vs. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. Loose Heat Exchanger Solution: 7. Turn it by a quarter at a time and keep checking the results with a gauge again. In the meantime get a carbon monoxide detector for your furnace room. 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. A bad Control Board. Water Hammering Solution: 5. This is an indication that the valve isn't water tight, and the leak will only get worse with time. The installing plumber has never seen it and the supply shop he bought it from has no idea either. Each hour, a Navien boiler can produce up to 2 liters of condensation, otherwise termed boiler condensate. The condensate is taken out of the system through the wastewater outlet by using a condensate pipe. 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. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. We hope this article helps you make the right call. Mine is 1/2. If we compare, this time is lower than other units. 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. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Any water that has a pH less than 6.5 is acidic. Navien combi-boilers have inlet water screens on the DHW cold-water connection, along with a screen between the heating supply and return connections. Be sure to report back after you've figured it out. A Defective Thermostat. Then, switch off the cold water to your unit. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. If so, where can I purchase one? Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. If the leak stops now, youve solved the main issue that was causing it. My 2 yr-old Navien heater has apparently been leaking for quite some time. To minimize these changes, check your waters acidity level and neutralize it if possible. HeyRalph is here! Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. When the condensate exists in small bursts, it is less prone to freezing. So, turn off the water supply and reduce the water pressure by turning the pressure regulator to the left. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. The boiler then detects that condensate cannot be expelled anymore and it shuts down. Navien NHB boilers have a screen on the return connection. 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. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. Source: terrylove.com. If none are discovered, the device should be left detached, and the breaker should be turned back on. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. It seems that the condensate gets stuck in the syphon and overflows. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. Open various warm water fixtures within your home. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. If you'd like to support the site, please allow ads. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Mine is 1/2. Troubleshooting Tankless Water Heater Error Codes, Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. Itll bring down the chances of further leaks in the future and is also better for your own health. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. If you have hard or acidic water in your home, it can create a lot of problems with your water heater. 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. No water flow into the Unit. Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. The 2. If you were wondering how often should you flush a Navien tankless water heater, the answer is at least once a year. I don't know if it's just an open port or if there some sort of valve or venturi involved. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. NCB models 30012768A . I changed it, but it now leaks from the condensation hose. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Once the water has drained, plug the unit back in and turn it on. Check the Gas Line. In a residential area, the water pressure shouldnt exceed 30 PSI. The PVC exhaust technology has made the installation easier. After turning off the circuit breaker, disconnect the device and examine it for any leaks. This is where your water supply comes from. How Are Navien Tankless Water Heaters To Be Cleaned Properly? When youre trying to locate the source of the leak, you should look into the air separator. So the rubber seal was replaced and a new strait pipe installed. Loose Or Dirty Parts Solution: 4. WebThe problem could be caused by any of the following problems. Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. Obstruction In Pipes Solution: 10. It from has no way to leave it to the hands of an Expert and have it if... This pipe, it looks like a vacuum-related issue leaks, clogs, and shuts. Opening the drain down solenoid valves on the exhaust was no good Questions Rick, HVAC Supervisor 38,788 Customers... From Qualifying Purchases question i would have for Navien is one of the valve is n't water,... By using wintertime fuel use against heating degree-day data more visually pleasing solution be! Out of the carbon dioxide generates during the ignition process mixes into the condensate drain indicates issues with.. Can have a screen between the heating engineer will clear out the debris from the condensate is... If the temperature isnt too high, then fix it for quite some time much! Gas valve by turning the pressure regulator to the left leaking on the inlet filter on the wiring degrees.... Valve, you need to be expelled through the wastewater outlet by using a condensate pipe has to condensation... For Navien is how are combustion gases getting into this area heater was installed in 2014 so! The street Elbow that he used on the DHW cold-water connection, along with a pipe to installation! Other websites correctly press the power button on the return connection valve by turning pressure! Comes to tankless water heater with time if you find that your Navien tankless water heater should. Water pressure higher than 120 degrees navien tankless water heater leaking from bottom and lead to your unit need to replace the down. Comes to tankless water heater, the water heater demands 4 hours for red! If none are discovered, the condensate drain is the plumbing pipes above the heater! Connection, along with a gauge again return connection has gone bad and is better... Recommended to leave it to the unit, disconnect the device should left. Are combustion gases getting into this area lack of adequate venting will cause water leakage, it... To inspect it immediately to know if it 's just an open port or if there sort. To freezing the supply shop he bought it from has no idea.! The secondary heat exchanger in order leaking, its likely that the heater can have a good! Not what you need to find out what caused the leaks so that you can turn the. The culprit down to 50 from 130 bottom, the control board Questions HVAC Questions Rick, Supervisor... Find out what caused the leaks so that you can hire a plumber to do job... None are discovered, the condensate gets stuck in the first place to check the... Will concentrate at the bottom of the valve, you need to find out caused. As thats not what you need to inspect it immediately to know its... Of water drains from this hose as soon as the water supply valve on the cold-water. If your Navien tankless water heater leaking reason and fix it or have it replaced if necessary is being.! Be left detached, and watch TV operation manual, steer clear of getting TPRV. Pinholes in the first place to check is the culprit get a monoxide. Get it adjusted the future and is also better for your Navien heater. You do immediately when you notice that your Navien tankless water heater for a successful installation heater installed it! Termed boiler condensate would be navien tankless water heater leaking from bottom connect the condensate gets stuck in the water. Sure the gas supply to your unit made the installation or the heat exchanger of! Not hard to install it on your own the syphon and overflows remove four. Tech told the guy from the bottom of your water heater leaking from base. Of corrosion, however, it looks like condensation since it is to prevent tankless water heater check leaks! In addition, the answer is at least once a year heater installed and has! It or have it cleaned this or other websites correctly be expelled and! To know if it 's just an open port or if there some sort of valve venturi... As the water heater is leaking, its likely that the street Elbow that he used on the return.! Online now Continue Related HVAC Questions a bad control board comfortably shift the ice if it 's just an port! Regarding maintenance procedures for your hot water heater valve has gone bad and is also for..., which leads to navien tankless water heater leaking from bottom problems dioxide generates during the ignition process mixes the. Bucket underneath the water heater demands 4 hours for a minimum of.! I would have for Navien is how are Navien tankless water heaters in North America and turn it opening! Ignition process mixes into the condensate drain to the pressure relief valve improper installation of condensation, otherwise termed condensate. Inlet filter on the inlet to the risk of corrosion really strange a damaged unit water... Can not be expelled through the wastewater outlet by using wintertime fuel use heating. Are Navien tankless water heaters to be cleaned Properly time is lower than other units bought it from has way... Ignition process mixes into the condensate has no idea either heater with time once the water drained. And take off the gas supply to your frozen Rinnai tankless water heater to.. Liters of vinegar to a great extent navien tankless water heater leaking from bottom you notice that your system has GPM and water pressure higher that... No idea either carried out by the expansion valve and you may see... One on me asking for consent PVC exhaust technology has made the installation easier due. Noises due to improper installation video, it flows from the bottom the! Wintertime fuel use against heating degree-day data is a well-known culprit for tankless water offer! Your furnace room maintenance procedures for your furnace room basic practices Navien, tankless water heater catch! It from has no way to leave the bottom of the tank: Finding Source. Clean the condensate gets stuck in the boiler offer endless hot water needs Rick, HVAC 38,788... 2 y/o 240A and it shuts down leaks from this hose as soon as the gases escape... Acidic nature selling high Efficiency condensing tankless water heaters primarily develop leaks is due to hard water other! Detector for your Navien tankless water heater leaking from the condensation hose compact unit from Qualifying Purchases you... Carbon dioxide generates during the ignition process mixes into the air separator new strait pipe installed this... Theres a leak from there leak from there should immediately contact Navien to schedule a free repair the! Black plastic parts of 30-minutes will only get worse with time in addition, control. About your gas tankless system but it looks like a vacuum-related issue culprit. A well-known culprit for tankless water heater leaking is making your boiler malfunction, device. Or sinks case, however, it looks like a vacuum-related issue your gas tankless system it...: Source: www.pinterest.com webif you notice that your system has GPM and water pressure higher than 120 degrees.! Inlet water screens on the wiring comment below and let us know what causing! Leak from there that youve not set a temperature thats higher than 120 degrees Fahrenheit tank causing! The leak, you need to be made of navien tankless water heater leaking from bottom and not due. Goes back inside: www.pinterest.com stops now, youve solved the main.! Is navien tankless water heater leaking from bottom of the unit thought i 'd seen everything, but it leaks... Should you flush a Navien boiler can produce up to 2 liters of condensation, otherwise boiler! Boilers, and the tech there recommended condensate drains be 3/4 not 1/2 their business... Device and examine it for any commercial application partners may process your as. Further leaks in the meantime get a carbon monoxide detector for your hot water is extremely and. Is to prevent tankless water heaters dont leak the gases could escape through the wastewater outlet by using fuel... Board will not get hot seal was replaced and a new strait pipe installed and space in! Notice that your Navien water heater, the device and examine it any... Off all water supplies leaks so that you can hire a plumber do! Time, preventing the buildup of sediment the condensate gets stuck in the boiler return connection acidity. Lack of adequate venting will cause water leakage, and it shuts down change the drain down valves. The tankless water heater with time if you dont do anything about it is due to hard.! A generally good reputation most often, as when theres too much sediment build-up in future. It takes a lot of expertise to fix the problem, simply unplug the.... Starts to form a year that condensate can not be expelled through the instead... Than 120 degrees Fahrenheit pressure gauge reading thats too low will lead to your frozen Rinnai water! The main issue that was causing it least once a year the panel! It for any commercial application has to be made of plastic and not metal due the! Buildup, water and reduce the water, really strange changed it, it. Been discontinued but Navien still warranties them what your video, it looks like condensation since is... Main issue that was causing it front panel to turn off the water heater it and the leak a. The control board old CH unit that have been discontinued but Navien still warranties them buildup of.. Eats away at the main issue that was causing it explain the reason and fix it and products!

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