Thanks. 1. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. 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 $955 for the replacement on those (and 10-14 day wait Red Label sells a much more expensive belt than Combat because Combat is cheaper. Lovesac Sactional Alternatives To Consider For Your Sweet Home. You can place a drain pan under the heater if you see water coming out of the condensate drain. 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. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 WebLocate the reset button on the heaters front control panel. This is an indication that the valve isn't water tight, and the leak will only get worse with time. Doing any mistake in the installation can cause gas leaks and lead to a whole world of problems. Just like hard water, acidic water is also bad for your water heater. Look at the Water Supply Lines. Look at the Water Supply Lines. 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). Replacing a Navien leaking heat exchanger is expensive and youll need to hire an expert to do it. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. If the temperature isnt too high, then youll have to replace the pressure relief valve. Open various warm water fixtures within your home. Siphoning Water Solution: 3. Press the reset button to reset your device. Check the circulation PUMP. Navien NHB boilers have a screen on the return connection. 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. In the meantime get a carbon monoxide detector for your furnace room. Leaking from the Bottom of the Tank: Finding the Source. Check for other issues: If the pressure valve is not the root cause, another issue may be affecting the water heater. The consent submitted will only be used for data processing originating from this website. WebFebruary 2019. 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. 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. 10. No power to the unit. $955 for the replacement on those (and 10-14 day wait Look at the Water Supply Lines. If you find that your system has GPM and water pressure higher than that, you need to get it adjusted. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. A bad Control Board. JavaScript is disabled. I changed it, but it now leaks from the condensation hose. Another key factor to consider is the quality of life. 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; This is the first thing I always check. You might also want to CAREFULLY take some very fine wire or a toothpick and try and clean out the weep hole. But, really, from your video, it looks like a vacuum-related issue. Heat exchangers tend to go bad with time. If so, where can I purchase one? The main job of the condensation drain includes taking the heat out of the exhaust. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. water leaking out of top and bottom of tankless hot water heater. Loose Heat Exchanger Solution: 7. The inlet pipe supplies cold water to the heater and the outlet pipe transfers the hot water from it. Shut Off Cold Water Supply. This is where your water supply comes from. Frozen and clogged condensate pipes are the answer to why your boiler is leaking. 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. If we compare, this time is lower than other units. But a better and more visually pleasing solution would be to connect the condensate drain to the sink with a pipe. Condensate pipes are infamous for freezing and developing blocks in the winter months. Water heater was installed in 2014, so this leak developed after about 6 years in operation. After that, it flows to the condensate trap. Was doing maintenance on my unit this morning and noticed exact same issue as shown in photos above. It causes pinholes in the tankless water heater which may promote leaking with time. It may seem impossible at first that even tankless water heaters can leak but now as you know, it can happen. Here are the places you need to WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. Loose Heat Exchanger Solution: 7. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. This is where your water supply comes from. There are two pipes connected to the top of your water heater tank. Once again, this has to do with making sure that the heater is clean. The level of PH in the water determines how fast acidic water will damage your system. Take love :). Small drip coming from the condensate syphon trap for a Navien water heater. Clean the condensate trapThe condensate trap is located at the bottom of the unit. experience as a licensed oil & gas technician. 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. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. If the water is too hot, an excess of steam might occur, yielding too much pressure for your heater to hold. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Combat Abrasives belts are more famous and considerably used by a greater number of buyers than Red Label Abrasives. Hard Or Acidic Water. WebWater leak inside unit: 1. May 21, 2017. I have a near constant drip coming from my Navien, tankless water heater. If you have acidic water, install an acid neutralizer to raise the pH level of water in your house. A bad Flow sensor. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Drain valves are fairly inexpensive. Close cold water main. 2. The next step is to stop the flow of the cold water supply into your water heater. Leaks Solution: 9. I don't know if it's just an open port or if there some sort of valve or venturi involved. You have to make sure your Navien boiler receives servicing regularly in compliance with the manufacturers guidelines. Check the circulation PUMP. Leaks Solution: 9. WebFebruary 2019. If you'd like to support the site, please allow ads. 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 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. Tankless water heaters primarily develop leaks is due to improper installation. This is the first thing I always check. The boiler condensate created within your appliances will safely be drained along with wastewater. by using wintertime fuel use against heating degree-day data. Alternatively, you can turn off the water supply at the main water. Wiping it your rubbing the film off with the water, really strange. Tripped breaker. 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. Turning the screw to the left will decrease the water pressure and turning it to the right will do the opposite. 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. This seemingly insignificant part is capable of bringing your Navien boiler to its knees. Check the water flow sensor. So, follow the instructions to the tee to avoid this issue. My 2 yr-old Navien heater has apparently been leaking for quite some time. Refrain from trying to fix the condensate trap by yourself because chances are, you will do more damage than good. What You Need to Know About Navien Equipment. 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 It can damage anything prone to corrosion. 2. Tripped breaker. A leaking water heater can have a bad anode rod or excessive sediment buildup that eats away at the tank. How to clean a navien tankless water heater turn the power off the unit. The flow only occurs during programmed "off" periods, but not always. I think an air gap of some sort is in order. 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. But with time, they can go bad and develop leaks. Dirty Flow Sensor Solution: 8. It can create pinholes thatll cause leaks. there is a sink Ask an Expert Home Improvement Questions HVAC Questions Rick, HVAC Supervisor 38,788 Satisfied Customers 50+ yrs. A bit of the carbon dioxide generates during the ignition process mixes into the condensate, giving it its acidic nature. WebLeaks, poor insulation, sediment buildup, years of wear and tear, and loose connections can all cause a water heater to run continuously. water leaking out of top and bottom of tankless hot water heater. No power to the unit. There are electronic parts inside. Heres an example of a pressure gauge reading thats too high. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. I have a near constant drip coming from my Navien, tankless water heater. Obstruction In Pipes Solution: 10. If so, please leave a comment and let me know. This could create cracks or holes in the water tank from which water will leak. Press the power button on the front panel to turn off the unit. Mine is 1/2. Close the gas valve by turning it to the off position. Navien tankless water heater error codes, their meaning, and fixes Below are different Navien water heater error codes and their solutions; Error Code E003 Add about 6 liters of vinegar to a clean bucket. The boiler then detects that condensate cannot be expelled anymore and it shuts down. Navien Tankless Water Heater Leaking From Bottom [Why & How To Fix] 1. First of all, shut off the gas supply to your frozen Rinnai tankless water heater. What You Need to Know About Navien Equipment. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through If this valve becomes loose or damaged, it can cause In general, there are two types of condensate traps ones that come with auto-siphons and ones that dont. Thats why you need to take steps to fix the situation. Its a As described previously, my CH-240 ng is leaking, from what I understand to be a pump. All other causes are electrical. To minimize these changes, check your waters acidity level and neutralize it if possible. Close the gas valve by turning it to the off position. Source: terrylove.com. If not, please tell me how I can improve this article. Navien combi-boilers have inlet water screens on the DHW cold-water connection, along with a screen between the heating supply and return connections. No water flow into the Unit. Navien O-Ring P18. If you dont find your tankless water heater dripping from the bottom anymore, then youve solved the problem. We have also experienced some issues with non-constant hot water, but only at some sinks. When your Navien condensate trap leaking is making your boiler malfunction, the best solution is to call an expert and have it cleaned. If the venting isnt done properly, its a good idea to call a professional plumber to take a look at the issue. A malfunction in the boilers condensate trap will rarely damage your Navien boiler, but it will prevent it from working optimally. The PVC exhaust technology has made the installation easier. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through 3. CR and NP 30000466A . We might be able to do something about it. If your tankless water heater leaking from the bottom, the overflow pipe can be the culprit. If you notice that your Navien water heater is leaking, its likely that the condensate drain is the culprit. Just install a drain pan. Eventually, theyll get to the water heater and damage important components. It started to leak from the water adjustment valve. CR and NP 30000466A . But on a poorly done installation job, youll see your Navien tankless water heater leaking. As for the flow rate, it shouldnt exceed 19 GPM. Itll bring down the chances of further leaks in the future and is also better for your own health. Clean the condensate trap The condensate trap is located at the bottom of the unit. Plumbing Forum, Professional & DIY Advice. Plus, the installation instructions are clear and simple to understand for even the most inexperienced user. That makes it prone to leakage. If none are discovered, the device should be left detached, and the breaker should be turned back on. JavaScript is disabled. One quick fix you can try on your own is a quick check of your thermostats temperature setting. If the plumber throws that to the wind and does the venting however he wants, condensation can cause leaks in the water heater. Yes I have a Carbon Monoxide detector there and several in the rest of the house. Navien tankless water heaters, boilers, and combi-boiler with water tube heat exchangers have a generally good reputation. Even if you use common sense, youll realize that the water goes through the heater at some point. Check the Thermostat Temperature Setting. Boiler water quality should be verified, and heat exchangers should be flushed as necessary. NOTE: The frequency of the maintenance will vary based on the installation, location, application, and operation of the unit. A tripped breaker on a tankless water heater is a common issue caused by several factors. Get a flush kit and clean it so that it lasts for many years to come without any leaks. The most important part of condensate traps maintenance is the maintenance itself. Leaking from the Bottom of the Tank: Finding the Source. A nice experience could quickly turn into a stressful one. 2. Regardless of the variant of condensate traps, they are always constructed from plastic, similar to other Navien boiler parts which regulate condensate. So the Navien tech told the guy from the install company that the street Elbow that he used on the exhaust was no good. It seems that the condensate gets stuck in the syphon and overflows. A good sign of having acidic water is seeing blue-green stains on your faucets, bathtubs, and other areas where you use hot water. Loose Or Dirty Parts Solution: 4. The tankless water heater from Navien keeps tripping the breaker in the circuit. I have a navien I have the the same issue: 3 yr young unit. The reason behind it is that there is extreme pressure in the boiler. This is an indication that the valve isn't water tight, and the leak will only get worse with time. HeyRalph is here! This ensures that there is a water barrier present between the combustion chambers and the condensate pipe of the boiler. 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. Chances are, there is debris lodged inside that has to be cleaned. With the breaker turned off, unplug the unit and check for leaks. A tripped breaker on a tankless water heater is a common issue caused by several factors. I have a near constant drip coming from my Navien, tankless water heater. Rick is online now Continue Related HVAC Questions WebThere seemed to be condensation forming on the bottom of the secondary heat exchanger. The reason behind it is that there is extreme pressure in the boiler. 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 Take off the inlet filter on the cold water line. 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Consent submitted will only get worse with time lower than other units can turn off the unit plumber take... 19 GPM, but it now leaks from the bottom of the carbon dioxide generates during the process. The return connection pipe transfers the hot water, but it will prevent from. Heaters can leak but now as you know, it can happen that street.