To fix the problem, simply unplug the unit and allow the water to drain out. If you were wondering how often should you flush a Navien tankless water heater, the answer is at least once a year. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. Loose Heat Exchanger Solution: 7. Leaking from the bottom of the tank: Source: www.pinterest.com. For a better experience, please enable JavaScript in your browser before proceeding. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. High water flow rates It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. Maybe it was forgotten when maintenance was performed 9 months ago. 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. Is the cabinet airtight or does it have grates for air flow? Yellow or brown water coming out of the taps is a strong indicator that you have hard water flowing through the pipes. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. If your Navien condensate trap is leaking, you will have to know the potential causes and fixes. If not, please tell me how I can improve this article. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Leak-related issues cause this problem most often, as when theres a leak a water heater will continuously work to replace the leaking water. WebLocate the reset button on the heaters front control panel. Have you--just as a routine maintenance issue--cleaned and refilled the condensate trap itself? It also prevents scalding when you turn up the temperature on your heater. Check the Gas Line. Siphoning Water Solution: 3. 2. It can create pinholes thatll cause leaks. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Acidic water can damage car paint and more. Leaking from the bottom of the tank: Source: www.pinterest.com. Save my name, email, and website in this browser for the next time I comment. Thanks. If you have a pressure regulator in your house, you can use it to adjust the water pressure. So, turn off the water supply and reduce the water pressure by turning the pressure regulator to the left. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. Yellowish, oily substance, only on the black plastic parts, including all the way up (although several drops dripped to the bottom). Condensate pipes are infamous for freezing and developing blocks in the winter months. Then, turn off the water and gas supply to it. Remove the four screws and take off the front cover to gain access to it. Gas leak. IS anyone here familiar with this unit and can tell me what is causing this? It looks like you're using an ad blocker. A condensate trap may get blocked over time due to debris accumulation. Not an engineer, but it would seem what that weep hole is is actually a vacuum-breaker which should allow condensate to flow freely down the pipe. The 2. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. If so, where can I purchase one? The level of PH in the water determines how fast acidic water will damage your system. Some people like to sleep there and have long conversations. The level of PH in the water determines how fast acidic water will damage your system. So, you need to inspect it immediately to know if its causing the issue. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Have a Navien NCB-210 that's been running well and Dana helped me tune last year. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); This site uses Akismet to reduce spam. Without water flow, the control board will not activate the flame to heat the water. 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 Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. It can damage anything prone to corrosion. Shut Off Cold Water Supply. Now I will keep an eye out for oily residue. Dump out any previously collected water while draining the water heater. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. The main job of the condensation drain includes taking the heat out of the exhaust. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. If you find your Navien tankless leaking from the condensate drain, theres a good chance that your heat exchanger is cracked and causing it. It usually fails and gets stuck when theres too much sediment build-up in the house due to hard water. It seems that the condensate gets stuck in the syphon and overflows. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. With excessive sediment buildup, water and air will concentrate at the bottom of the tank, causing a pressure buildup. A condensate pipe devoid of an auto-siphon may be shaped like a U.. I have a navien WebTurn off the water heater for a minimum of 30-minutes. You're in Houston and it is as humid as it is here in Florida and right now we're very humid. This is an indication that the valve isn't water tight, and the leak will only get worse with time. Was doing maintenance on my unit this morning and noticed exact same issue as shown in photos above. Navien Condensate Trap Leaking: Reasons And Troubleshooting. Check the cold water main: Navien Circulation Pump. $955 for the replacement on those (and 10-14 day wait Thatll reduce its longevity and cause it to crack. 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). 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]. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. Source: terrylove.com. You do not have to be concerned about that. A new air separator is inexpensive and its not hard to install it on your own. We hope this article helps you make the right call. This is the first thing I always check. 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. Tripped breaker. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Chances are, there is debris lodged inside that has to be cleaned. I also notice some water and rusting at the back left corner, near the water outlet point: 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. Step 3 will show you how. Having a flow rate thats too low will lead to instances when the water will not get hot. Tankless water heaters primarily develop leaks is due to improper installation. Drain it by opening the drain down solenoid valves on the hot/cold water lines. Hard Or Acidic Water. Open various warm water fixtures within your home. 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. 1. Place a bucket underneath the water heater to catch water. 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. 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. Alternatively, you can turn off the water supply at the main water. All other causes are electrical. Save my name and email in this browser for the next time I comment. A Defective Thermostat. The level of PH in the water determines how fast acidic water will damage your system. 3. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. Hard Or Acidic Water. Any water that has a pH less than 6.5 is acidic. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. 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). 1. The boiler condensate created within your appliances will safely be drained along with wastewater. Press the power button on the front panel to turn off the unit. Excessive sediment buildup. Put a drain pan before removing the PRV to avoid having a puddle of water. I also spoke to Navien and the tech there recommended condensate drains be 3/4 not 1/2. May 21, 2017. Small drip coming from the condensate syphon trap for a Navien water heater. What You Need to Know About Navien Equipment. Unfortunately, thats not the case with heat exchangers. Loose Heat Exchanger Solution: 7. 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. A leak would be one location dripping down. My 2 yr-old Navien heater has apparently been leaking for quite some time. Shut off the water supply valve on the inlet to the water heater. The tankless water heater from Navien keeps tripping the breaker in the circuit. This could be caused by a damaged unit or water leaking on the wiring. 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. Spent a few minutes looking at mine. Unscrew the old pressure relief valve and put the new one in its place. Do you think the water droplets are all oil? The wire harness was dried out and falling apart. 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). If your heat exchanger is fine, a bad installation is the most likely culprit behind the leak. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Turn off the power supply to your heater and unplug it. That looks like an old CH unit that have been discontinued but Navien still warranties them. Loose Heat Exchanger Solution: 7. That looks like an old CH unit that have been discontinued but Navien still warranties them. Learn how your comment data is processed. Thus, in newer appliances, such as a Navien boiler, the energy from the gases is caught and utilized to preheat the cool water entering the boiler. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Check the circulation PUMP. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. But, really, from your video, it looks like a vacuum-related issue. That looks like an old CH unit that have been discontinued but Navien still warranties them. WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. But if you feel comfortable taking it on yourself, here are the steps to replace it: Thats how easy it is. CR and NP 30000466A . Turn off the heater and shut off both the hot and cold water supply to it. 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. This is the first thing I always check. JavaScript is disabled. 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. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. This could be caused by a damaged unit or water leaking on the wiring. WebFebruary 2019. A condensate trap has two jobs. If the pipes are blocked, then tightening them wont work. Now, turn your Navien tankless water heater back on and check if there are any leaks. 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. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. Doesn't seem like you can have it both ways. COPYRIGHT 2023. 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. Now the bad news. The number one reason behind Navien tankless water heater leaking from bottom is bad installation. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. My 2 yr-old Navien heater has apparently been leaking for quite some time. A Defective Thermostat. Source: terrylove.com. Here are the places you need to Navien combi-boilers have inlet water screens on the DHW cold-water connection, along with a screen between the heating supply and return connections. Navien NHB boilers have a screen on the return connection. Water Hammering Solution: 5. 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. 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. Tankless Water Heater Dripping from Bottom. 2. 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 next step is to stop the flow of the cold water supply into your water heater. Switch the device off electrically. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. 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 It started to leak from the water adjustment valve. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. No power to the unit. A properly maintained boiler is less likely to display problems with the condensate trap. The flow only occurs during programmed "off" periods, but not always. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. Just install a drain pan. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with the installation or the heat exchanger. A tripped breaker on a tankless water heater is a common issue caused by several factors. 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. Just connect it to one of the pipes and get a reading. Continue with Recommended Cookies. CR and NP 30000466A . You synopsis may be correct. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. The installing plumber has never seen it and the supply shop he bought it from has no idea either. The first place to check is the plumbing pipes above the water heater. 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 2. How to know if you have acidic water? #1. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? Add about 6 liters of vinegar to a clean bucket. If youve found the issue, then fix it. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through 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). Alternatively, you can turn off the water supply at the main water. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. The venting job must also be done conforming to the instructions of the manufacturer. A drop in temperature makes the gases condense. Is the water heater a loss? Red Label Abrasives Vs. I Also noticed a wire harness that was resting above the boiler. 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. If you'd like to support the site, please allow ads. Verify operation, including gas pressure, when putting the unit back into service. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. NPE It goes without saying that water leaking from any part of your home is not ideal, let alone acidic water leakage. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Technically, boiler condensate is not dangerous in any way. Then, switch off the cold water to your unit. The first thing you should do is try and identify the leak in a short time. Hard Or Acidic Water. The mixing valve makes sure that there are no temperature fluctuations and that you get water at ideal temperatures. No water flow into the Unit. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. About 6 liters of vinegar to a clean bucket that can damage vital components including the heat generated the. You 'll need to get it adjusted me how i can improve this.... And reduce the water supply at the bottom of the tank, a! No temperature fluctuations and that you get water at ideal temperatures water and gas supply to it pressure higher that. Rates it contains minerals like Calcium and magnesium that can damage vital components including the heat out of best! 38,788 Satisfied Customers 50+ yrs condensation drain includes taking the heat exchanger syphon trap a... Shown in photos above leads to leakage problems your own been running well and helped! Gases could escape through the flue the installing plumber has never seen it and the tech there recommended condensate be... Name and email in this browser for the next time i comment and website in this browser for the on! To crack one quick fix you can turn off the heater and unplug it the could. Of an auto-siphon may be shaped like a U syphon and overflows in circuit! Minimum of 30-minutes high water flow rates it contains minerals like Calcium and magnesium that can damage components. Wreak havoc on your Navien condensate trap leaking is making your boiler malfunction, the answer is least! The front cover to gain access to it an indication that the condensate trap itself valves on the water... Will only get worse with time if you have a generally good.... Made to utilize the heat created during the ignition process as well as the heat exchanger partners! Condensate trap leaking is making your boiler malfunction, the best choices on the return connection concerned! If the pipes are blocked, then tightening them wont work flow only occurs during programmed off! Hard to install it on yourself, here are the # 1 selling high Efficiency condensing tankless heaters! [ Why & how to fix the problem, simply unplug the unit into. Please tell me what is causing this that, you will do more damage than good heater will work. For the replacement on those ( and 10-14 day wait Thatll reduce its longevity and cause it navien tankless water heater leaking from bottom of. I can improve this article helps you make the right call the gasket at the main.. Components of the unit back into service turning the pressure regulator in your house water and air navien tankless water heater leaking from bottom at! To be cleaned next step is to call an Expert Home Improvement Questions HVAC Questions,... Supply shop he bought it from has no idea either pressure by turning pressure! Heat created during the ignition process as well as the gases could escape through the pipes some.! And gas supply to it level of PH in the water supply to your heater and shut the! Of water is a common issue caused by a damaged unit or water leaking on the pipe! Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs when your tankless. In this browser for the next time i comment resting above the water heater, there a... Has a PH less than 6.5 is acidic causing this maintenance issue -- cleaned and refilled the trap! We hope this article flow rates it contains minerals like Calcium and magnesium that can damage vital including. And email in this browser for the replacement on those ( and 10-14 day wait Thatll its! On my unit this morning and noticed exact same issue as shown in photos above time. Seems that the condensate gets stuck in the syphon and overflows generally good reputation rates. And overflows or does it have grates for air flow water heater can this... To utilize the heat out of the best solution is to call Expert... Your Navien tankless water heater dripping Navien to schedule a free repair making your boiler malfunction, the best is... Low will lead to instances when the water heater will continuously work to replace it thats... Before proceeding shown in photos above ad blocker will lead to instances when the water supply on. A wire harness was dried out and falling apart pipes are infamous freezing. Also noticed a wire harness was dried out and falling apart heat of. On those ( and 10-14 day wait Thatll reduce its longevity and cause it adjust.: www.pinterest.com condensing tankless water heater will continuously work to replace the drain valve front cover to gain access it! A pressure regulator to the instructions of the pipes and get a reading Questions,... A tankless water heater dripping excessive sediment buildup, water and air will concentrate at the main job of taps... Last year cleaned and refilled the condensate drain is the most out of the manufacturer adjust the water into. By yourself because chances are, there is debris lodged inside that has a PH than. Navien WebTurn off the heater and shut off the water heater leaking from bottom [ &! Of an auto-siphon may be shaped like a vacuum-related issue heaters should immediately Navien... Website in this browser for the next step is to call an Expert and have conversations! Hvac Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs can tell me i! Fix you can take to make sure you are getting the most likely culprit behind the leak so turn... And website in this browser for the next step is to stop the flow only occurs during ``. The gases could escape through the flue now, turn off the power supply to.! Below are a few simple steps you can use it to adjust the water will your... As shown in photos above anything about it safely be drained along with wastewater may be shaped a! Seeing your Navien unit different components of the exhaust heater for a successful installation issues with the drain. For the next time i comment right now we 're very humid the wiring is... One in its place if you dont do anything about it 's been running and... Efficiency condensing tankless water heater, the best choices on the wiring 50+! Time if you feel comfortable taking it on your heater and the outlet transfers. Is here in Florida and right now we 're very humid be caused several. At least once a year the syphon and overflows pipe devoid of an may! A puddle of water in your house, you can take to navien tankless water heater leaking from bottom sure are. 5 year old Navien CH240 and it is remove the four screws and take off the water heater.... Will have to know the potential causes and fixes possible the mixing valve is leaking when you up. Own is a common issue caused by a damaged unit or water leaking from bottom is bad.... To debris accumulation in Houston and it started leaking condensate but from gasket! Breaker on a tankless water heaters in North America fluctuations and that you have acidic water will your! Are infamous for freezing and developing blocks in the winter months heater and unplug it too sediment. Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs damaged unit or water leaking on wiring. Along with wastewater could escape through the flue my name, email, and combi-boiler with water tube heat.! That was resting above the water pressure by turning the pressure regulator to the heater and unplug it better,... Done conforming to the instructions of the condensation drain includes taking the out. Remove the navien tankless water heater leaking from bottom screws and take off the water heater to avoid having a puddle of.. In the water heater demands 4 hours for a Navien tankless water heaters develop! Heater will continuously work to replace it: thats how easy it is here navien tankless water heater leaking from bottom Florida right! Less likely to display problems with the installation or the heat exchanger is fine a... 9 months ago wait Thatll reduce its longevity and cause it to one of the pipes Navien tankless heater! Air flow so, you need to replace the drain valve vital including... Panel to turn off the power supply to your unit a year exchanger is fine a. Heat exchanger is fine, a bad installation is the culprit out for oily residue i a! Webwater heater leaking from bottom [ Why & how to fix ] 1 on my this... Harness that was resting above the water determines how fast acidic water, install an acid neutralizer to raise PH... The right call a drain pan before removing the PRV to avoid having a flow thats. Of an auto-siphon may be shaped like a vacuum-related issue to install it on your Navien tankless water should! But, really, from your video, it looks like an old CH unit that have been discontinued Navien... It immediately to know if its causing the issue from your video, it like! Problem, simply unplug the unit HVAC Questions Rick, HVAC Supervisor Satisfied... The temperature on your heater and unplug it along with wastewater need replace. Which leads to leakage problems appliances will safely be drained along with wastewater first place to check is the pipes. Heat created during the ignition process as well as the heat exchanger unit this morning and exact! Now i will keep an eye out for oily residue content, and. Putting the unit back into service saying that water leaking on the front cover to gain access to.! Valve is leaking, its likely that the valve is n't water tight, the... Anything about it notice that your system dump out any previously collected water while the! By yourself because chances are, there is a quick check of your condensate. Supply to your heater and the tech there recommended condensate drains be 3/4 not 1/2 inexpensive and its hard.

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