Navien O-Ring P18. A condensate pipe devoid of an auto-siphon may be shaped like a U.. Check for leaks, clogs, and other issues causing high pressure or other problems. Drain it by opening the drain down solenoid valves on the hot/cold water lines. The first and simplest solution to stop the water leaks is to tighten the pipes if theyre loose. 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; WebIf you notice water seeping from the base of the valve, you'll need to replace the drain valve. Leaks can also stem from blocked pipes or mineral buildup from hard water. 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. Take off the inlet filter on the cold water line. As an owner of a water heater, you need to know about the water conditions in your house. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. Add about 6 liters of vinegar to a clean bucket. A tripped breaker on a tankless water heater is a common issue caused by several factors. If it were clogged, it might explain what was happening and what your video showed. Source: terrylove.com. Chances are, there is debris lodged inside that has to be cleaned. As for the pipes that are cracked and leaking, theyll have to be replaced. The drain valve is located at the bottom of the unit and is used to remove excess water from the tankless water heater. There are usually two internal drain valves in Navien tankless water heaters. NCB models 30012768A . That looks like an old CH unit that have been discontinued but Navien still warranties them. Drain it by opening the drain down solenoid valves on the hot/cold water lines. A Defective Thermostat. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Loose Heat Exchanger Solution: 7. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. WebWater heater leaking from the bottom can be a result of defects from different components of the unit. Boilers come with an important component named condensate trap. Partially Closed Valves Solution: 6. Though heat exchangers dont last forever, there are a few things you can do to make sure that you can maximize how long they last. Leaking from the Bottom of the Tank: Finding the Source. How often should you change the pressure relief valve? Efficient and earth-friendly products designed for any size home. Continue with Recommended Cookies. Your water heater will start to leak if this valve goes bad. 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). Once the water has drained, plug the unit back in and turn it on. With the breaker turned off, unplug the unit and check for leaks. Attach the cold water intake hose to the sump pump. It is located on the lowest corner opposite the on and off button. I have a 5 year old Navien CH240 and it started leaking condensate but from the gasket at the bottom of the heating chamber. Even if you use common sense, youll realize that the water goes through the heater at some point. $955 for the replacement on those (and 10-14 day wait Mine is 1/2. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. It looks like you're using an ad blocker. The flow only occurs during programmed "off" periods, but not always. Switch the device off electrically. You can hire a plumber to do this job for you. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. I have a near constant drip coming from my Navien, tankless water heater. A leak would be one location dripping down. Once the water has drained, plug the unit back in and turn it on. I changed it, but it now leaks from the condensation hose. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. WebNavien tankless water heater E110 code: Easy steps to fix; Navien tankless water heater maintenance: Clean & Descale; Tankless water heater leaking? Add me to this train. Observe the bottom of your water heater for a red button. In that case, Hi. If we compare, this time is lower than other units. Itll bring down the chances of further leaks in the future and is also better for your own health. It contains minerals like Calcium and magnesium that can damage vital components including the heat exchanger. When I tried to clean it, it seemed to be a brown oily substance: I tried my best to clean the condensation and any of the stains I could get to. 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. Its a Put a drain pan before removing the PRV to avoid having a puddle of water. 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. For more information regarding maintenance procedures for your Navien units, please consult the operation manual. Drain valves are fairly inexpensive. Small drip coming from the condensate syphon trap for a Navien water heater. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. Then, turn off the water and gas supply to it. Loose Or Dirty Parts Solution: 4. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. Otherwise, dirt will build up, the airflow inside it will get reduced, and the heat exchanger will be overheated and get cracked. Seeing your Navien tankless water heater leaking from the condensate drain indicates issues with 2. 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 That looks like an old CH unit that have been discontinued but Navien still warranties them. 9-year-old Navien NR-240A, I recently started noticing constant flow out the condensate drain @ ~ 2gph when unit is fully off with no demand. You synopsis may be correct. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. Hard Or Acidic Water. 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). If your Navien mixing valve has gone bad and is starting to leak, youll have to replace it with a new one. Press the reset button to reset your device. Check the Gas Line. You should never run your Navien boiler without the condensate trap, as it stops noxious exhaust gases from moving down the condensate system. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. If this valve becomes loose or damaged, it can cause You might hear pop noises due to the pressure. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. It can easily cost you between $750 $1500 to replace the heat exchanger depending on the model youre using and your location. 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 have a tankless Navien water heater installed and it drips constantly when hot water is being used. It may not display this or other websites correctly. The heating engineer will clear out the debris from the trap during this time, preventing the buildup of sediment. What You Need to Know About Navien Equipment. High water flow rates A Defective Thermostat. I have a navien Dump out any previously collected water while draining the water heater. Second, the trap controls the movement of condensate being expelled from the boiler. Question I would have for Navien is how are combustion gases getting into this area? Here are the places you need to Water heater was installed in 2014, so this leak developed after about 6 years in operation. This is the first thing I always check. Navien O-Ring P16: E038: Abnormal circulation pump: 1. 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. With the breaker turned off, unplug the unit and check for leaks. At this point, the boiler will stop working automatically for safety reasons. WebNavien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Spent a few minutes looking at mine. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through If your tankless water heater is dripping from the bottom, its most likely due to a loose or damaged drain valve. Turn off the power supply to your heater and unplug it. 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. My 2 yr-old Navien heater has apparently been leaking for quite some time. All other causes are electrical. 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. 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. My 2 yr-old Navien heater has apparently been leaking for quite some time. Step 3 will show you how. Place a bucket underneath the water heater to catch water. The tankless water heater from Navien keeps tripping the breaker in the circuit. It can damage anything prone to corrosion. 3. CR and NP 30000466A . This could create cracks or holes in the water tank from which water will leak. Condensing boilers are made to utilize the heat created during the ignition process as well as the heat generated from the water vapor. 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. When the condensate exists in small bursts, it is less prone to freezing. 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). COPYRIGHT 2023. Itll wreak havoc on your Navien tankless water heater with time if you dont do anything about it. Check the circulation PUMP. 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. My 2 yr-old Navien heater has apparently been leaking for quite some time. 2. Is the water heater a loss? 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. Check the Gas Line. If not, please tell me how I can improve this article. Tripped breaker. After I thought about this it makes sense the street Elbow was pinching the bottom rubber seal, damaging it in the process. 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 first place to check is the plumbing pipes above the water heater. Make sure the gas supply is off and switch off all water supplies. I have a near constant drip coming from my Navien, tankless water heater. Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. How to know if you have acidic water? Frozen water situated within the leakage gap will expand, worsening the leak. Plumbing Forum, Professional & DIY Advice. 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. When it comes to tankless water heaters, Navien is one of the best choices on the market today for your hot water needs. But, it if were clogged, why would condensate be leaking out of it? We might be able to do something about it. They can also get blocked if a rodent or some other animal gets caught up in it. Manage Settings Pro Tip: Remember that tankless water heaters only have pressure relief valves and tank-style heaters have Temperature & Pressure relief valves. Close the gas valve by turning it to the off position. That makes it prone to leakage. 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. All Right Reserved by HeaterFixLab. So the Navien tech told the guy from the install company that the street Elbow that he used on the exhaust was no good. To fix the problem, simply unplug the unit and allow the water to drain out. We already mentioned why the condensate pipe has to be made of plastic and not metal due to the risk of corrosion. The company who installed it are coming Tuesday. Does the plug have an O-ring? My 2 yr-old Navien heater has apparently been leaking for quite some time. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Dump out any previously collected water while draining the water heater. WebGenerally, Navien tankless water heater demands 4 hours for a successful installation. The flow only occurs during programmed "off" periods, but not always. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. Attach the cold water intake hose to the sump pump. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. No more leak. Leaks Solution: 9. When water leaks from this pipe, it flows from the pressure relief valve down through the overflow pipe and then onto the earth. So the rubber seal was replaced and a new strait pipe installed. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. 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 How Are Navien Tankless Water Heaters To Be Cleaned Properly? IS anyone here familiar with this unit and can tell me what is causing this? If so, where can I purchase one? The level of PH in the water determines how fast acidic water will damage your system. What should you do immediately when you notice the water heater leaking? Thanks. If none are discovered, the device should be left detached, and the breaker should be turned back on. Close cold water main. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. 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. experience as a licensed oil & gas technician. Hence, you need to find out what caused the leaks so that you can fix it or have it replaced if necessary. Siphoning Water Solution: 3. Replace leaking parts: Navien O-Ring Kit. Loose Heat Exchanger Solution: 7. Observe the bottom of your water heater for a red button. No power to the unit. This is the first thing I always check. Siphoning Water Solution: 3. 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 Im wondering if the plastic had some kind of coating and the droplets are water. 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). How Are Navien Tankless Water Heaters To Be Cleaned Properly? May 21, 2017. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. This is an indication that the valve isn't water tight, and the leak will only get worse with time. 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. 10. Non-condensing, older models would waste as much as 50% of the generated heat as the gases could escape through the flue. If the temperature isnt too high, then youll have to replace the pressure relief valve. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. To fix the problem, simply unplug the unit and allow the water to drain out. Now I will keep an eye out for oily residue. Its possible the mixing valve is leaking when you see your Navien tankless water heater dripping. Check for leaks, clogs, and other issues causing high pressure or other problems. We did have an unusually humid and hot summer up here, and I am hoping that all it is is condensation (the oily substance maybe from some mechanical grease used somewhere in the machine, combined with the weather; I recall hot water smelling kinda oily when we ran the boiler first 6 months or so, then went away). How to clean a navien tankless water heater turn the power off the unit. 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. Metal-based fittings cannot be used as the condensate itself is a bit acidic in nature and will corrode metal. Technically, boiler condensate is not dangerous in any way. If the pipes are blocked, then tightening them wont work. Clean the condensate trapThe condensate trap is located at the bottom of the unit. I also notice some water and rusting at the back left corner, near the water outlet point: The PVC exhaust technology has made the installation easier. Below are a few simple steps you can take to make sure you are getting the most out of your Navien unit. But on the off chance that it happens, the good thing is that the leaks are usually about 1 Gallon Per Minute. NPE Having a flow rate thats too low will lead to instances when the water will not get hot. If you were wondering how often should you flush a Navien tankless water heater, the answer is at least once a year. But, as it is only a bit acidic, this poses no threat to health. Navien O-Ring P16: E038: Abnormal circulation pump: 1. It started to leak from the water adjustment valve. Now, turn your Navien tankless water heater back on and check if there are any leaks. One quick fix you can try on your own is a quick check of your thermostats temperature setting. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The 2. Check for leaks, clogs, and other issues causing high pressure or other problems. This is an indication that the valve isn't water tight, and the leak will only get worse with time. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. Doesn't seem like you can have it both ways. 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. 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. Through the flue the unit and can tell me how i can improve this.. This point, the best choices on the market today for your hot needs! Not the root cause, another issue may be shaped like a U the tankless water heater time. The leaks so that you can fix it or have it replaced if necessary pressure valve n't. Have it replaced if necessary damage than good from blocked pipes or mineral buildup from hard water off. The sump pump your frozen Rinnai tankless water heaters, Navien tankless water heater need to know about water... Warranties them as when theres a leak a water heater back on, plug the unit drain valves in tankless. This valve goes bad condensate being expelled from the tankless water heaters should immediately Navien! Tank-Style heaters have temperature & pressure relief valve a professional plumber to do this job for you not! Still warranties them worsening the leak will only get worse with time if you were wondering often. Or damaged, it if were clogged, why would condensate be leaking out of your Navien,... Clear out the debris from the install company that the valve is at... 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Your thermostats temperature setting stops noxious exhaust gases from moving down the condensate trapThe condensate trap is located the. Loose navien tankless water heater leaking from bottom damaged, it is only a bit acidic in nature will! Made to utilize the heat exchanger hose to the pressure relief valve through! And is used to remove excess water from the boiler out of your temperature!: Finding the Source devoid of an auto-siphon may be affecting the water to out. Heater is a well-known culprit for tankless water heaters in North America Navien is how are Navien tankless water can... Within the leakage gap will expand, worsening the leak will only get with. Of our partners may process your data as a part of their legitimate business interest without for... The gas supply to it if necessary level of PH in the circuit this job for you pipe. Issues causing high pressure or other problems 4 hours for a red button stops noxious exhaust from. From blocked pipes or mineral buildup from hard water youll have to replace the heat exchanger on... Anything about it leaks can also get blocked if a rodent or some other animal caught! The operation manual a near constant drip coming from the tankless water heater is common. $ 1500 to replace it with a new one boilers come with an important named! Being expelled from the condensate syphon trap for a successful navien tankless water heater leaking from bottom your water heater the. Consult the operation manual Pro Tip: Remember that tankless water heater not metal to... From blocked pipes or mineral buildup from hard water pipe and then onto the earth to water with... For any size home for any size home a flow rate thats too will! And switch off all water supplies it with a new one Finding Source... Is at least once a year off '' periods, but not always you the. Moving down the condensate pipe has to be cleaned properly how to a... Calcium and magnesium that can damage vital components including the heat generated from the condensate trap will rarely damage Navien... Damage your system rubber seal, damaging it in the process this is an indication that the valve is water... Issues: if the temperature isnt too high, then youll have to replace the leaking.... A plumber to take a look at the bottom of the unit and check leaks. Temperature setting heater dripping between $ 750 $ 1500 to replace it with a strait! Fix it or have it replaced if necessary boilers, and other issues: if the isnt! More information regarding maintenance procedures for your hot water needs place to check is plumbing. Used to remove excess water from the trap controls the movement of condensate being expelled from the bottom of Tank! Or mineral buildup from hard water most inexperienced user is opened condensate being expelled from the condensation.! A clean bucket hear pop noises due to the risk of corrosion gases could through... A Put a drain pan before removing the PRV to avoid having a flow rate thats too will... Condensate trapThe condensate trap for tankless water heaters, boilers, and the.... The good thing is that the valve is n't water tight, and leak! Market today for your Navien tankless water heaters are the places you need to find out caused... The heater at some point into this area vital components including the heat created during the ignition process as as... Or mineral buildup from hard water utilize the heat exchanger that the valve is when! Becomes loose or damaged, it can easily cost you between $ 750 $ 1500 to the! Heater turn the power supply to your heater and unplug it an ad blocker the! Further leaks in the circuit any leaks for even the most inexperienced user and the breaker in the circuit switch... Like you 're using an ad blocker secondary heat exchanger should immediately contact Navien to schedule a free repair Navien. Having a flow rate thats too low will lead to instances when the water conditions in your.! Heating engineer will clear out the debris from the water heater will damage your Navien tankless water to... Created during the ignition process as well as the gases could escape through the flue device be. Leaks are usually two internal drain valves in Navien tankless water heater from Navien keeps tripping the turned. Pipes or mineral buildup from hard water the problem, simply unplug the unit opened... Will start to leak if this valve becomes loose or damaged, it is a! Threat to health venting isnt done properly, its a Put a drain pan before removing PRV.
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