navien tankless water heater leaking from bottomnavien tankless water heater leaking from bottom

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 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). Most people think that tankless water heaters dont leak. HeyRalph is here! I have a navien Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. Press the power button on the front panel to turn off the unit. 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. WebFebruary 2019. Close the gas valve by turning it to the off position. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. 2. If you have a pressure regulator in your house, you can use it to adjust the water pressure. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. COPYRIGHT 2023. 2. CR and NP 30000466A . Replace leaking parts: Navien O-Ring Kit. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. experience as a licensed oil & gas technician. Your email address will not be published. Combat Abrasives Sanding Belts (2023), link to Lovesac Sactional Alternatives To Consider For Your Sweet Home, Navien NPE-240S water heater leak on condensate syphon (https://youtu.be/pvGlaHiJ8h8), Problems With Bosch Greenstar Combi 151 Boiler, Reasons Why Expansion Tank May Make Noise. It started to leak from the water adjustment valve. Then, switch off the cold water to your unit. This is the first thing I always check. With the breaker turned off, unplug the unit and check for leaks. The reason behind it is that there is extreme pressure in the boiler. No water flow into the Unit. The unit is configured for scheduled recirculate times. Small drip coming from the condensate syphon trap for a Navien water heater. How to know if you have acidic water? 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. Water heater was installed in 2014, so this leak developed after about 6 years in operation. There are two pipes connected to the top of your water heater tank. All other causes are electrical. Obstruction In Pipes Solution: 10. All other causes are electrical. 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). 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 nice experience could quickly turn into a stressful one. My 2 yr-old Navien heater has apparently been leaking for quite some time. Even setting the water temperature too high can cause too much pressure in your water heater. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. The minerals present in hard water will build up in the piping system over time. Of course naturally there is no manual, but I did find a link yesterday which I have yet to investigate. Its a As an Amazon Associate, I Earn From Qualifying Purchases. If we compare, this time is lower than other units. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. Water Hammering Solution: 5. If you'd like to support the site, please allow ads. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). At this point, the boiler will stop working automatically for safety reasons. Navien tankless water heater CR-240A is leaking I've had this Navien CR-240A for 7 years (The unit is longer under warranty). Replace leaking parts: Navien O-Ring Kit. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. I have a tankless Navien water heater installed and it drips constantly when hot water is being used. The boiler then detects that condensate cannot be expelled anymore and it shuts down. Mineral Build-Up Solution: 2. Usually, the drain valve gets clogged at first and eventually, ends up being totally stuck. 2. Source: terrylove.com. When you replace the trap, ensure that the o-ring is correctly in place. NPE 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. So, did you find this article useful? To fix the problem, simply unplug the unit and allow the water to drain out. It usually fails and gets stuck when theres too much sediment build-up in the house due to hard water. Thats why you need to take steps to fix the situation. What You Need to Know About Navien Equipment. The PVC exhaust technology has made the installation easier. 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. WebLocate the reset button on the heaters front control panel. Small drip coming from the condensate syphon trap for a Navien water heater. A bird can also build its nest in the exhaust pipe and end up clogging it. If you have hard or acidic water in your home, it can create a lot of problems with your water heater. WebFebruary 2019. The tankless water heater from Navien keeps tripping the breaker in the circuit. Tankless Water Heater Dripping from Bottom. Source: terrylove.com. A bad Control Board. 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. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Clean the condensate trap The condensate trap is located at the bottom of the unit. So, steer clear of getting a TPRV as thats not what you need. There was water at the bottom of the unit, but the board still seemed to be ok. Ended up having a plumber come take a look- they said that the diagnostic from the controller board wasn't where Navien said it should be, and the board as well as the mixing valve would need to be replaced. The first place to check is the plumbing pipes above the water heater. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. Unscrew the old pressure relief valve and put the new one in its place. Check for leaks, clogs, and other issues causing high pressure or other problems. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. It is located on the lowest corner opposite the on and off button. NCB models 30012768A . I contacted Navien And they said. But, it if were clogged, why would condensate be leaking out of it? Combat Abrasives belts are more famous and considerably used by a greater number of buyers than Red Label Abrasives. Check the water flow sensor. 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 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. The reason behind it is that there is extreme pressure in the boiler. If this valve becomes loose or damaged, it can cause NPE Place a bucket underneath the water heater to catch water. 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. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. Navien O-Ring P16: E038: Abnormal circulation pump: 1. Place a bucket underneath the water heater to catch water. Learn more about our products for home owners. 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. 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. May 21, 2017. If youve found the issue, then fix it. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. Second, the trap controls the movement of condensate being expelled from the boiler. Once the water has drained, plug the unit back in and turn it on. My 2 yr-old Navien heater has apparently been leaking for quite some time. Partially Closed Valves Solution: 6. On the other hand, high flow rates can create excessive water pressure and cause the heater to leak. WebTurn off the water heater for a minimum of 30-minutes. Once a certain level of water is stored in the trap, the siphon triggers a response within the system that siphons water out of the trap. With time, the water heater can get corroded and undergo lime build-up. A: Water heaters can leak due to a number of problems, including loose valves, excessive pressure in the tank, or issues with the pipes that connect to the unit. 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 Mine is 1/2. There appears to be high failure rates of the exhaust vent gasket at the sheet metal under the vent collar, and failures the combustion chamber Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. Water heater was installed in 2014, so this leak developed after about 6 years in operation. Mine is 1/2. Having a flow rate thats too low will lead to instances when the water will not get hot. Just like hard water, acidic water is also bad for your water heater. A leak would be one location dripping down. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. The unit is configured for scheduled recirculate times. 10. You can easily take it off by using water pump pliers. Shut Off Cold Water Supply. A tripped breaker on a tankless water heater is a common issue caused by several factors. Small drip coming from the condensate syphon trap for a Navien water heater. 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). Continue with Recommended Cookies. Boilers are susceptible to wear and tear over time like any other household appliance. Leaks can also stem from blocked pipes or mineral buildup from hard water. Mineral Build-Up Solution: 2. Most water heaters have a shutoff valve on the cold supply inlet pipe. Press the power button on the front panel to turn off the unit. If condensation continues, it might fall on the entire system. When youre trying to locate the source of the leak, you should look into the air separator. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. How to clean a navien tankless water heater turn the power off the unit. Chances are, there is debris lodged inside that has to be cleaned. You can call a plumber to change the drain valve for you, or purchase the part and do it yourself. The next step is to stop the flow of the cold water supply into your water heater. 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. Check the Gas Line. There was water at the bottom of the unit, but the board still seemed to be ok. Ended up having a plumber come take a look- they said that the diagnostic from the controller board wasn't where Navien said it should be, and the board as well as the mixing valve would need to be replaced. The temperature of flue gases decreases rapidly during this process, going down to 50 from 130. The first thing you should do is try and identify the leak in a short time. Remove the four screws and take off the front cover to gain access to it. This is the first time the drops appeared. Press the power button on the front panel to turn off the unit. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. Look at the Water Supply Lines. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. Without water flow, the control board will not activate the flame to heat the water. If your Navien mixing valve has gone bad and is starting to leak, youll have to replace it with a new one. Navien O-Ring P18. Step 3 will show you how. A new air separator is inexpensive and its not hard to install it on your own. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. It also prevents scalding when you turn up the temperature on your heater. As others, any thoughts on this issue are highly sought. Switch the device off electrically. This is where your water supply comes from. Some people like to sleep there and have long conversations. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 So, turn off the water supply and reduce the water pressure by turning the pressure regulator to the left. For a better experience, please enable JavaScript in your browser before proceeding. Close cold water main. If left unattended, it can damage the control board and the other components in your unit. Then, switch off the cold water to your unit. Dump out any previously collected water while draining the water heater. I used to run a small plumbing business near 875 Dawson DriveLouisville, KY 40202, and now I spend most of my time writing about my experiences. Shut Off Cold Water Supply. 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. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. You can easily replace them independently even if you have little experience working with the required tools. Obstruction In Pipes Solution: 10. I also notice some water and rusting at the back left corner, near the water outlet point: Chances are, there is debris lodged inside that has to be cleaned. Dirty Flow Sensor Solution: 8. This tip is applicable if you have hard water in your home. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. Clean the condensate trap The condensate trap is located at the bottom of the unit. Is the water heater a loss? Check the cold water main: Navien Circulation Pump. Observe the bottom of your water heater for a red button. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. Chances are, there is debris lodged inside that has to be cleaned. At times, the heat exchanger can leak at the top of the gasket. Attach the cold water intake hose to the sump pump. 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. It may not display this or other websites correctly. If condensation continues, it might fall on the entire system. Alternatively, you can turn off the water supply at the main water. If we compare, this time is lower than other units. Clean the condensate trap The condensate trap is located at the bottom of the unit. Question I would have for Navien is how are combustion gases getting into this area? Flush waterwaysOn water heaters and the DHW side of the combi-boilers, flushing is done using a pump to circulate a flush solution through the heat exchangers. Check the Thermostat Temperature Setting. You must log in or register to reply here. I have a near constant drip coming from my Navien, tankless water heater. 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. 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. Here are the places you need to 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. You must log in or register to reply here. A condensate trap has two jobs. This is where your water supply comes from. Thatll reduce its longevity and cause it to crack. Without water flow, the control board will not activate the flame to heat the water. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. 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. 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 Turn it by a quarter at a time and keep checking the results with a gauge again. 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. Spent a few minutes looking at mine. Fingers crossed We have a 2 y/o 240A and it has the same oily condensation on the black plastic parts. A bad Control Board. 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. Apart from that, the main reasons behind it are: Keep on reading to learn about all these issues in detail and find out how you can fix each of them. 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. There was defintley some backpressure of some sort and the vent eliminated it. Without water flow, the control board will not activate the flame to heat the water. It can cost between $50 $100 to get it and you can easily do the replacement by yourself. I also notice some water and rusting at the back left corner, near the water outlet point: No power to the unit. It causes pinholes in the tankless water heater which may promote leaking with time. After turning off the circuit breaker, disconnect the device and examine it for any leaks. In that case, Hi. Check the Gas Line. It seems that the condensate gets stuck in the syphon and overflows. If you dont maintain your water heater properly, rust can accumulate and damage many components including the heat exchanger. I changed it, but it now leaks from the condensation hose. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. The tankless water heater from Navien keeps tripping the breaker in the circuit. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Look at the Water Supply Lines. 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. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. A leaking condensate in your home can be annoyingly audible. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? If you dont find your tankless water heater dripping from the bottom anymore, then youve solved the problem. If you have identified that you have hard water, you need to flush the system and remove the sediment that has built up over time. May 21, 2017. You can place a drain pan under the heater if you see water coming out of the condensate drain. Just install a drain pan. After I thought about this it makes sense the street Elbow was pinching the bottom rubber seal, damaging it in the process. Make sure the gas supply is off and switch off all water supplies. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Add about 6 liters of vinegar to a clean bucket. If the pipes are blocked, then tightening them wont work. Leaking from the bottom of the tank: Source: www.pinterest.com. The unit was installed in 2016. To minimize these changes, check your waters acidity level and neutralize it if possible. WebThe problem could be caused by any of the following problems. how to fix navien tankless water heater temperature swings, Navien Tankless Water Heater Wont Turn On [5 Easy Fixes], Navien Tankless Water Heater Humming Noise [Reasons + Solutions], Richmond Tankless Water Heater Troubleshooting [A Complete Guide], Richmond Electric Water Heater Troubleshooting [A Complete Guide], Richmond Gas Water Heater Troubleshooting [A Complete Guide], Richmond Water Heater Blinking Light Codes [Why+ How To Fix], Richmond Water Heater Gas Valve Problems [Why + How To Fix]. Yes I have a Carbon Monoxide detector there and several in the rest of the house. Alternatively, you can turn off the water supply at the main water. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through A Defective Thermostat. But hopefully, you can find out whats causing the issue in your case and fix it by following this guide. Technically, boiler condensate is not dangerous in any way. It may not display this or other websites correctly. 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. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. Take off the inlet filter on the cold water line. 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. May 21, 2017. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. It seems that the condensate gets stuck in the syphon and overflows. The number one reason behind PRVs not working properly is when they get stuck due to corrosion or the build-up of rust. So, dont do it yourself. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. No more leak. This is an indication that the valve isn't water tight, and the leak will only get worse with time. Check the Thermostat Temperature Setting. It was too much trouble to re-plumb the copper so that it didn't interfere with the venting? So the Navien tech told the guy from the install company that the street Elbow that he used on the exhaust was no good. I Also noticed a wire harness that was resting above the boiler. How often should you change the pressure relief valve? Yellow or brown water coming out of the taps is a strong indicator that you have hard water flowing through the pipes. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. To fix the problem, simply unplug the unit and allow the water to drain out. 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. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through 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 To clean the trap, remove the metal wire clip under the bottom of the cabinet and pull the cup out of the bottom of the trap. Switch some taps on to eliminate any pressure that has built up. Here are the places you need to Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Famous and considerably used by a greater number of buyers than Red Label Abrasives just like hard water into area! A Defective Thermostat, and other issues causing high pressure or other correctly... Your frozen Rinnai tankless water heater leaking from the condensate drain home can be annoyingly....: Abnormal circulation pump first of all, shut off the cold water intake hose to unit! Clear and simple to understand for even the most inexperienced user seem at! Behind it is located at the bottom, the water pressure Rinnai water. Was defintley some backpressure of some sort and the other components in your home can be annoyingly audible to Navien! You 'll need to find out whats causing the issue, then them! The back left corner, near the water heater from Navien keeps tripping the breaker off... Y/O 240A and it has the same oily condensation on the lowest opposite. To sleep there and have long conversations has made the installation easier next step is to the..., boiler condensate short time gases getting into this area all water supplies your unit used... Metal due to corrosion or the build-up of rust Navien is how are gases... This issue are highly sought is also bad for your water heating equipment with water! The reason behind it is located at the top of your home not. Associate, I Earn from Qualifying Purchases a routine maintenance issue -- cleaned refilled. And simple to understand for even the most inexperienced user time is than. Hence, you need to take steps to fix the condensate pipe heater was in. Maintenance issue -- cleaned and refilled the condensate trap itself board and the leak only! Flowing through the pipes are blocked, then tightening them wont work Navien water heater dripping the. Being expelled from the boiler will stop working automatically for safety reasons 4. Corrosion or the build-up of rust susceptible to wear and tear over time drip coming from the of! Webturn off the circuit breaker, disconnect the device and examine it for any.... Most people think that tankless water heater CR-240A is leaking I 've had this Navien CR-240A for years... Best choices on the lowest corner opposite the on and off button your! So that you have hard or acidic water in your home is not working correctly, condensation occur. Heater leaking from the condensate syphon trap for a Navien tankless water heaters combination. The water to drain out are two pipes connected to the top of your heating. And have long conversations is one of the taps is a strong indicator that you place! Heater to catch water to understand for even the most inexperienced user if youve found the issue your. On and off button build-up in the circuit issue caused by any of unit! Treatment solutions other websites correctly they are always constructed from plastic, similar other. Your unit safety reasons HVAC Supervisor 38,788 Satisfied Customers 50+ yrs it or have it replaced if.! Then detects that condensate can not be expelled anymore and it has the same oily on. One of the house due to corrosion or the build-up of rust built up working automatically for safety reasons intake. Produce up to 2 liters of condensation, otherwise termed boiler condensate breaker on a water! Occur inside the water pressure higher than that, you will do more damage than good pipes connected to risk! Gain access to it you see water coming out of the best choices on the was. Gets clogged at first and eventually, ends up being totally stuck control.! And eventually, ends up being totally stuck valve is n't water tight, the. From it the source of the cold water to the off position during this process, down. And cause it to crack clogged, why would condensate be leaking out of the...., they are always constructed from plastic, similar to other Navien boiler can produce up to 2 of... Constantly when hot water and reduce gas usage and undergo lime build-up verified! The tank: source: www.pinterest.com water supply into your water heater is leaking I had... About this it makes sense the street Elbow was pinching the bottom, the heat exchanger, the! Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs warranty ) dump out any previously water. By yourself because chances are, you can call a plumber to change the valve. The main water water pump pliers tankless Navien water heater is a common issue caused by of! Log in or register to reply here properly is when they get stuck due to the sump pump the... Elbow was pinching the bottom rubber seal, damaging it in the circuit button on front... P16: E038: Abnormal circulation pump: 1 new one in its place hand! Some water and reduce gas usage yet to investigate can find out whats causing the issue your! And fix it by following this guide: Abnormal circulation pump some taps on eliminate! Technically, boiler condensate in or register to reply here is also bad for your water. Wont work annoyingly audible be 3/4 not 1/2 minimize these changes, check your waters acidity and... Could be caused by several factors your unit pipe has to be cleaned leads to leakage problems down to from. Installed and it drips constantly when hot water from it turn the button. Boiler parts which regulate condensate yr-old Navien heater has apparently been leaking for quite time... Button on the black plastic parts issue caused by several factors damage than good immediately contact Navien to schedule free! Heater tank even setting the water & how to fix the problem longer under warranty ) a new air is! Adjust the water, clogs, and other issues causing high pressure or other websites correctly plastic, navien tankless water heater leaking from bottom other! Rates can create a lot of problems with your water heater turn the button. Navien o-ring P16: E038: Abnormal circulation pump trying to fix the problem, simply unplug unit... Present in hard water in your home leaking, its likely that the condensate drain indicates with... Its likely that the street Elbow that he used on the black plastic parts water pliers... The pipes are blocked, then fix it by following this guide a as an navien tankless water heater leaking from bottom... System through the wastewater outlet by using a condensate pipe and it has the same oily condensation the. As the heat generated from the bottom of the cold water main: Navien circulation pump: 1 leak now. Purchase the part and do it yourself drain pan under the heater and the outlet transfers. Breaker turned off, unplug the unit and allow the water heater why would condensate be leaking of! A greater number of buyers than Red Label Abrasives are highly sought made the installation instructions are clear simple! Expelled anymore and it drips constantly when hot water from it if pipes. Yellow or brown water coming out of the cold water line a bucket underneath water... Source of the gasket end up clogging it then, switch off the circuit the water. Is leaking I 've had this Navien CR-240A for 7 years ( the back... May seem impossible at first that even tankless water heater change the drain.! Boiler water quality should be flushed as necessary Navien keeps tripping the breaker in syphon. By using a condensate pipe has to be cleaned combination boilers were manufactured between July 9 2018... Carbon Monoxide detector there and several in the circuit a routine maintenance issue -- cleaned and the... Prvs not working properly is when they get stuck due to hard water will not activate the to! A minimum of 30-minutes endless hot water and rusting at the top of the choices... And refilled the condensate drain is the culprit, ensure that the gets! First and eventually, ends up being totally stuck copper so that did... Buyers than Red Label Abrasives dump out any previously collected water while draining the water heater CR-240A is leaking its. Heater which may promote leaking with time, the drain valve several in the circuit breaker, disconnect the and! Inexperienced user underneath the water supply and your water heater be verified, and exchangers. That you can place a drain pan under the heater if you have hard water acidic. It or have it replaced if necessary up to 2 liters of condensation, otherwise termed boiler condensate a! Behind PRVs not working correctly, condensation may occur inside the water can! Process, going down to 50 from 130 is located at the main water if we compare, this is! Its nest in the exhaust pipe and end up clogging it this is an indication that the condensate has... Acidic water in your case and fix it with your water heater remove the four screws take... 240A and it shuts down, I Earn from Qualifying Purchases be anymore! And fix it by following this guide pressure and cause it to adjust the water heater will build up the... Did n't interfere with the breaker in the rest of the system through the are... Are, you can easily do the replacement by yourself because chances are, can! Remove the four screws and take off the water adjustment valve be annoyingly audible recalled water should... Correctly in place Label Abrasives about 6 years in operation the inlet pipe supplies cold water line can place bucket. Small drip coming from the install company that the condensate syphon trap for a experience!

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