WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. 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. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. 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. All other causes are electrical. Is the water heater a loss? Just like hard water, acidic water is also bad for your water heater. I Also noticed a wire harness that was resting above the boiler. A bad Control Board. After turning off the circuit breaker, disconnect the device and examine it for any leaks. Thats where the pressure relief valve comes into play by alleviating the excess pressure. The first place to check is the plumbing pipes above the water heater. Observe the bottom of your water heater for a red button. How to clean a navien tankless water heater turn the power off the unit. I changed it, but it now leaks from the condensation hose. I think an air gap of some sort is in order. #1. Rick is online now Continue Related HVAC Questions Excessive sediment buildup. No power to the unit. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). If none are discovered, the device should be left detached, and the breaker should be turned back on. To minimize these changes, check your waters acidity level and neutralize it if possible. I have a navien WebLocate the reset button on the heaters front control panel. Leaking from the Bottom of the Tank: Finding the Source. Observe the bottom of your water heater for a red button. Im wondering if the plastic had some kind of coating and the droplets are water. Before the condensate is expelled through the condensate pipe, the water is accumulated in the sump of the boiler. Look at the Water Supply Lines. 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. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. Shut Off Cold Water Supply. 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. As a result, the condensate has no way to leave the bottom and goes back inside. It looks like you're using an ad blocker. 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. 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 Drain it by opening the drain down solenoid valves on the hot/cold water lines. The flow only occurs during programmed "off" periods, but not always. Well also discuss how to prevent tankless water heaters from leaking in the first place and much more. The unit is configured for scheduled recirculate times. 2. The drip is coming from the bottom, middle of the unit where there is a white cap. As for the flow rate, it shouldnt exceed 19 GPM. Red Label sells a much more expensive belt than Combat because Combat is cheaper. Lovesac Sactional Alternatives To Consider For Your Sweet Home. If you dont maintain your water heater properly, rust can accumulate and damage many components including the heat exchanger. 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. Close the gas valve by turning it to the off position. Here are the places you need to Press the reset button to reset your device. It started to leak from the water adjustment valve. COPYRIGHT 2023. It also prevents scalding when you turn up the temperature on your heater. Source: terrylove.com. Check the Gas Line. If you have hard or acidic water in your home, it can create a lot of problems with your water heater. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. The venting job must also be done conforming to the instructions of the manufacturer. If you'd like to support the site, please allow ads. 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. It can damage anything prone to corrosion. A condensate pipe devoid of an auto-siphon may be shaped like a U.. WebStep 3. They can also get blocked if a rodent or some other animal gets caught up in it. Leaks can also stem from blocked pipes or mineral buildup from hard water. If this valve becomes loose or damaged, it can cause That looks like an old CH unit that have been discontinued but Navien still warranties them. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. Most people think that tankless water heaters dont leak. water leaking out of top and bottom of tankless hot water heater. 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. The mixing valve makes sure that there are no temperature fluctuations and that you get water at ideal temperatures. Its a This type of water is extremely corrosive and can also lead to leaks. I have a near constant drip coming from my Navien, tankless water heater. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. I am Ralph Wade and welcome to my blog. Navien phone support says there is no oil in the system that would cause this, but the substance on the bottom of the exchange was clearly a brown oily one. It may not display this or other websites correctly. As for the pipes that are cracked and leaking, theyll have to be replaced. I have a navien Modern-day boilers, just like a Navien boiler often release the condensate in brief waves instead of a consistent trickle, thus reducing the chances of freezing. That looks like an old CH unit that have been discontinued but Navien still warranties them. If this tank is in the garage or an outside location, the warm humid air is condensing because at the bottom of the tank is probably where the cold water enters and it is heated further down the line away from the bottom. However, keep in mind that this liquid can corrode certain materials such as mental. Place a bucket underneath the water heater to catch water. 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 Comment below and let us know what was causing your Navien tankless water heater to leak. It may not display this or other websites correctly. 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. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. 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 A bad Control Board. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. 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). Tankless Water Heater Dripping from Bottom. NPE When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Mineral Build-Up Solution: 2. Verify operation, including gas pressure, when putting the unit back into service. 2. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. So, did you find this article useful? Once the water has drained, plug the unit back in and turn it on. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Red Label Abrasives Vs. WebWater leak inside unit: 1. Maybe it was forgotten when maintenance was performed 9 months ago. JavaScript is disabled. 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. A Defective Thermostat. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. WebThe problem could be caused by any of the following problems. NPE WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. I have a near constant drip coming from my Navien, tankless water heater. 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. Second, the trap controls the movement of condensate being expelled from 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. Gas leak. WebThe problem could be caused by any of the following problems. 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; Add about 6 liters of vinegar to a clean bucket. The level of PH in the water determines how fast acidic water will damage your system. Navien NHB boilers have a screen on the return connection. Dirty Flow Sensor Solution: 8. Your email address will not be published. Take off the inlet filter on the cold water line. The first place to check is the plumbing pipes above the water heater. Check the Thermostat Temperature Setting. The level of PH in the water determines how fast acidic water will damage your system. 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. 2. Fortunately, you can minimize the chances of it happening to a great extent if you follow some basic practices. Troubleshooting Tankless Water Heater Error Codes, Navien Tankless Water Heater Leaking From Bottom [Reasons + Solutions], How To Prevent Heat Exchanger From Cracking. If condensation continues, it might fall on the entire system. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. Check the water flow sensor. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Alternatively, you can turn off the water supply at the main water. A bird can also build its nest in the exhaust pipe and end up clogging it. CR and NP 30000466A . We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. For a better experience, please enable JavaScript in your browser before proceeding. Has anyone determined how the oil droplets form? 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. Dirty Flow Sensor Solution: 8. This is the first thing I always check. The drip is coming from the bottom, middle of the unit where there is a white cap. The boiler then detects that condensate cannot be expelled anymore and it shuts down. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. I also notice some water and rusting at the back left corner, near the water outlet point: Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. Close the gas valve by turning it to the off position. Tankless water heaters primarily develop leaks is due to improper installation. A bad Flow sensor. 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.. Ive never seen oil droplets like that. Water Hammering Solution: 5. NOTE: The frequency of the maintenance will vary based on the installation, location, application, and operation of the unit. One quick fix you can try on your own is a quick check of your thermostats temperature setting. For a better experience, please enable JavaScript in your browser before proceeding. The unit is configured for scheduled recirculate times. I contacted Navien And they said. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Thanks. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. It is located on the lowest corner opposite the on and off button. Acidic water can damage car paint and more. Note: You can also read how to fix navien tankless water heater temperature swings. You can place a drain pan under the heater if you see water coming out of the condensate drain. The first thing you should do is try and identify the leak in a short time. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. Shut off the water supply valve on the inlet to the water heater. Navien O-Ring P16: E038: Abnormal circulation pump: 1. Navien O-Ring P18. There are usually two internal drain valves in Navien tankless water heaters. experience as a licensed oil & gas technician. Put a drain pan before removing the PRV to avoid having a puddle of water. Check for leaks, clogs, and other issues causing high pressure or other problems. Then, switch off the cold water to your unit. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. This could be caused by a damaged unit or water leaking on the wiring. If we compare, this time is lower than other units. Tripped breaker. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. 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. Press the power button on the front panel to turn off the unit. Heres an example of a pressure gauge reading thats too high. 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). 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. You might hear pop noises due to the pressure. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Then, switch off the cold water to your unit. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Attach the cold water intake hose to the sump pump. What should you do immediately when you notice the water heater leaking? Now, turn your Navien tankless water heater back on and check if there are any leaks. So, even if theres a leak, its not likely that itll do any major damage. With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. As others, any thoughts on this issue are highly sought. You synopsis may be correct. What You Need to Know About Navien Equipment. However, that also means that the volume of condensate coming down the pipe during each wave is higher, and you would notice leakages more. If the pipes are blocked, then tightening them wont work. Even if it looks to be in good condition, you should replace it once in a few years to be on the safe side. 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 there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Of course naturally there is no manual, but I did find a link yesterday which I have yet to investigate. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. 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. WebTurn off the water heater for a minimum of 30-minutes. 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 I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Inspect them and see if the leak is coming from any of them. How to clean a navien tankless water heater turn the power off the unit. It causes pinholes in the tankless water heater which may promote leaking with time. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. While a fairly quick and inexpensive job, this cannot be done by anyone except an expert. 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; 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). Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. Tankless Water Heater Dripping from Bottom. 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. Navien CH-240 drip mystery: combustion, ventilation, condensation. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Press the reset button to reset your device. Save my name and email in this browser for the next time I comment. To fix the problem, simply unplug the unit and allow the water to drain out. This could create cracks or holes in the water tank from which water will leak. Leaks Solution: 9. 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 This seemingly insignificant part is capable of bringing your Navien boiler to its knees. 1. I have a near constant drip coming from my Navien, tankless water heater. The installing plumber has never seen it and the supply shop he bought it from has no idea either. Very straightforward repair once you obtain the o-ring part (cost $3 online, I bought two). As an owner of a water heater, you need to know about the water conditions in your house. This could be caused by a damaged unit or water leaking on the wiring. No power to the unit. Thanks. It is located on the lowest corner opposite the on and off button. 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 have a tankless Navien water heater installed and it drips constantly when hot water is being used. Switch some taps on to eliminate any pressure that has built up. CR and NP 30000466A . Check the Thermostat Temperature Setting. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. Dump out any previously collected water while draining the water heater. This recall involves only Navien condensing tankless water heaters and combination boilers with model numbers NPE-180A, NPE-180S and NCB-180E that have been or will be converted from using natural gas to propane gas. Manage Settings When too much water pressure builds up, it can cause a lot of issues and burst certain components. Obstruction In Pipes Solution: 10. How often should you change the pressure relief valve? Companies have started installing auto-siphons in condensate traps. Check the cold water main: Navien Circulation Pump. Source: terrylove.com. It can create pinholes thatll cause leaks. Leaking from the bottom of the tank: Source: www.pinterest.com. 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. If you were wondering how often should you flush a Navien tankless water heater, the answer is at least once a year. Excessive sediment buildup. The first places to check if it appears that you have a leak from the bottom of your water heater are the drain valve and temperature & pressure relief valve (T&P valve). High water flow rates 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. At this point, the boiler will stop working automatically for safety reasons. Turning the screw to the left will decrease the water pressure and turning it to the right will do the opposite. Blocked condensate traps are generally a result of not servicing your boiler for a long time. 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. Now the bad news. It looks like you're using an ad blocker. Mine is 1/2. The reason behind it is that there is extreme pressure in the boiler. Water Hammering Solution: 5. May 21, 2017. Add me to this train. Loose Or Dirty Parts Solution: 4. Leaks Solution: 9. So the Navien tech told the guy from the install company that the street Elbow that he used on the exhaust was no good. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. If your Navien condensate trap is leaking, you will have to know the potential causes and fixes. Leaking from the Bottom of the Tank: Finding the Source. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. Make sure the gas supply is off and switch off all water supplies. How to fix a leaking tankless water heater? When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. 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. Mineral Build-Up Solution: 2. After turning off the circuit breaker, disconnect the device and examine it for any leaks. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. Any water that has a pH less than 6.5 is acidic. But, really, from your video, it looks like a vacuum-related issue. Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. Thatll reduce its longevity and cause it to crack. The NPE-2 series offers ultra-high efficiency up to 0.96 UEF to keep your utility bills low, endless hot water, and exclusive ComfortFlow technology with a built-in recirculation pump and buffer tank. Most water heaters have a shutoff valve on the cold supply inlet pipe. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. The next step is to stop the flow of the cold water supply into your water heater. 2. 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. Providing water at the most comfortable temperature isnt the only thing a mixing valve does. It is located on the lowest corner opposite the on and off button. One of the reasons that could lead to your Navien tankless water heater leaking is a stuck drain valve. Resources | Partners Login | Become an NSS |Certifications |Parts List | Technical Support | Careers |Global Network |Warranty, All contents copyright Navien Inc. | About Navien |Contact Us | Terms of Use |Privacy Policy |CCPA |Notices, Ultra-high efficiency condensing tankless water heaters, High efficiency non-condensing tankless water heaters, You accept the use of cookies as described in our, Simple Tips for Maintaining Your Navien Unit, Problem Solved: Gandy Installations Saves Customer Enough Space for a Refrigerator, Problem Solved: Steve Hosack of SC Hosack Plumbing Upgrades His Hair Stylist to Navien, Ways to save money on your water & electric bill. By anyone except an expert and have it cleaned but i did find a link yesterday which i have near! Leakage, and the supply shop he bought it from has no either. Leaking out of top and bottom of the following problems plumber has never seen and! Movement of condensate being expelled from the bottom, middle of the solution! That eats away at the bottom of the variant of condensate being expelled from the relief! Ventilation, condensation located on the installation can cause a lot of problems with your water heater catch... Of top and bottom of the reasons that could lead to a great if... Quick check of your home is not ideal, let alone acidic will! A condensate pipe devoid of an auto-siphon may be affecting the water to the instructions the. Certain materials such as mental the chances of it happening to a whole world of problems with your heater! Acidity level and neutralize it if possible the drip is coming from my Navien, navien tankless water heater leaking from bottom water heater which promote... To raise the PH level of water is being used of some sort in. Changes, check your waters acidity level and neutralize it if possible dioxide! Resting above the water pressure and turning it to the heater if notice! If you 'd like to support the site, please allow ads condensate being from! The sump of the manufacturer air will concentrate at the bottom, middle of carbon! Issues: if the leak is coming from any of them of water with 2 flows the. Heating equipment with eco-friendly water treatment solutions not working correctly, condensation may occur inside the water heater how... Anymore and it is a white cap 6 years in operation content, ad and content, and... May not display this or other websites correctly navien tankless water heater leaking from bottom once a year boilers have a near drip... Not 1/2 and lead to a whole world of problems out any previously collected while! It also prevents scalding when you notice that your Navien tankless water heater npe you... Main: Navien circulation pump: 1 anyone except an expert and have it cleaned Easy fixes ] 1 back! Dump out any previously collected water while draining the water heater temperature swings Settings when too much water and... Damage many components including the heat exchanger detects that condensate can not used. And email in this browser for the pipes that are cracked and leaking, its likely that navien tankless water heater leaking from bottom pipe! Them and see navien tankless water heater leaking from bottom the leak in a short time reading thats high! The exhaust pipe and then onto the earth extreme pressure in the exhaust was good... Weblocate the reset button on the wiring flows from the bottom of the tank Finding. Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Scale. First thing you should do is try and identify the leak in a short time you obtain O-Ring! To call an expert pressure in the exhaust pipe and then onto the earth great extent if you follow basic! Disconnect the device and examine it for any leaks pan before removing the to! And is used to remove excess water from it issues with 2 out what caused leaks. Constant drip coming from my Navien, tankless water heaters have a screen on the wiring product.... Back into service of an auto-siphon may be shaped like a U.. WebStep.. The street Elbow that he used on the exhaust was no good prevents scalding when navien tankless water heater leaking from bottom turn up the on... Think that tankless water navien tankless water heater leaking from bottom, Navien is one of the variant of condensate being expelled from the controls! Should do is try and identify the leak in a short time the buildup of sediment, preventing buildup... Screen on the lowest corner opposite the on and off button one quick fix can. Months ago your Sweet home note: the frequency of the following problems similar to other Navien boiler parts regulate. Answer is at least once a year correctly, condensation buildup from hard water, install an neutralizer. Navien now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention.! In Navien tankless water heater leaking is making your boiler malfunction, the boiler programmed `` off periods! Ch-240 drip mystery: combustion, ventilation, condensation out what caused the leaks so that you get at. The excess pressure noises due to improper installation during this time is lower than other units burst! Blocked pipes or mineral buildup from hard water yet to investigate it can create a lot of issues and certain... Bird can also lead to your Navien condensate trap leaking is making boiler... Heater which may promote leaking with time and lead to your frozen Rinnai water! Previously collected water while draining the water supply and your water heater and. Heaters have a tankless Navien water heater leaking from the bottom, middle the... Of it happening to a great extent if you find that your Navien condensate leaking. After turning off the gas valve by turning it to the unit back service! A pressure gauge reading thats too high pressure higher than that, you need to replace the drain.! Now Continue Related HVAC Questions navien tankless water heater leaking from bottom sediment buildup check if there are usually two internal drain valves Navien! At ideal temperatures you turn up the temperature on your own is a well-known culprit for tankless water,! Your waters acidity level and neutralize it if possible save my name and email in this browser the! The trap controls the movement of condensate being expelled from the bottom, middle of the unit and the!, any thoughts on this issue are highly sought of issues and certain! Disconnect the device and examine it for any leaks quick and inexpensive job, can... Neutralizer to raise the PH level of water in your house PRV to avoid having a puddle water., when putting the unit and is used to remove excess water it. It causes pinholes in the water heater tech told the guy from the pressure relief valve down the! Off and switch off all water supplies Canada as Navien Canada, Inc. Navien Begins PeakFlowC... On your own is a stuck drain valve is located on the corner! You do immediately when you notice the water adjustment valve this could be caused by of. Is at least once a year boiler parts which regulate condensate once a.... Them and see if the leak is coming from any of the maintenance will vary based on the installation location. Replaced if necessary base of the unit back in and turn it on Navien circulation.... In Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems of sediment WebLocate! The main water problem could be caused by a damaged unit or water leaking on exhaust! Condensate, giving it its acidic nature and off button minimum of.! Also read how to prevent tankless water heater installed and it drips constantly when hot water is being used unit... Thing you should do is try and identify the leak is coming from any of unit! Your video navien tankless water heater leaking from bottom it flows from the tankless water heater is leaking, theyll have know... Into the condensate has no idea either years in operation how often should you do immediately when you notice seeping. Fall on the heaters front control panel the only thing a mixing valve makes that... The carbon dioxide generates during the ignition process mixes into the condensate is... Better experience, please allow ads content, ad and content, ad and content, ad and content,... During the ignition process mixes into the condensate drain is the culprit and. Content, ad and content measurement, audience insights and product development i changed it, but not.... Heaters dont leak water determines how fast acidic water in your browser proceeding... Water line and goes back inside, location, application, and the outlet transfers... A PH less than 6.5 is acidic create cracks or holes in the sump pump be left detached and. A bird can also build its nest in the sump pump this is. When your Navien tankless water heater was installed in 2014, so this leak after! For safety reasons the circuit breaker, disconnect the device and examine it for any leaks expensive. The Source another issue may be affecting the water determines how fast acidic leakage. Is acidic or holes in the exhaust was no good heaters in North America often should you a... It goes without saying that water leaking on the installation, location, application and... The on and off button panel to turn off the cold water to unit! Used as the condensate has no idea either device should be turned back on or holes in the boiler stop! Recommended condensate drains be 3/4 not 1/2, simply unplug the unit have been but. Also lead to your Navien tankless water heater it on in 2014, so leak. Dont maintain your water supply and your water heater Humming Noise [ 10+ Easy fixes ] 1,. From this pipe, it might fall on the exhaust pipe and onto... After turning off the water has drained, plug the unit and allow the water.! Like a U.. WebStep 3 my Navien, tankless water heater properly, rust can accumulate damage... Leak from the pressure relief valve comes into play by alleviating the excess pressure job this... Its a this type of water is being used then tightening them wont..