The estimated annual operating cost of the Navien tankless water heater, based on the yearly estimated residential use per US Energy Department test criteria, is $191. WebSimilar to the Navien NR-210A, the NR-240A is a tankless water heater with a built-in circulation pump and buffer tank, except that this model delivers 11 gallons per minute at 45oF rise. JavaScript is disabled. An open or shorted sensor causes this issue. explosion may result causing property damage, personal injury or death. The average electric tankless water heater needs at least 120 amps to work. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. So, you must play with this setting and adjust it according to your water usage demand. Did you mount the contact switch next to the Navien? There are no error codes showing. Press the OK button to set the deactivation time. For example, you may damp it into a bathtub, pushing the water through the isolation side on hot. I connected the Hot Button control board to the main PCB per the instructions. The manual also has dip switch settings for "External Recirculation" but I am afraid if I set it to that setting it will not use the "intelligent computer" and run all the time. Examine the thermistors condition and pump wiring connectors. You can find this kit inside the products case. I just had an NPE240A2 professionally installed last week. Understanding navien recirculating water heater ruralowner member posts: Source: circulationpumpitoshima.blogspot.com. A place for plumbing advice and help. It shows that the water adjustment valve is not operating properly. Flush the vinegar out of your water heaters. Next, hook hoses to the valves, then open them to drain the water. Find brochures, manuals, guides, labels, specs, drawings, revits & certificates for Navien NFC-250/200H condensing combi-boilers. I bought the. Reddit and its partners use cookies and similar technologies to provide you with a better experience. This is a condensing tankless water heater and an absolute brute of a machine that boasts of features like a 10.1 Gallon per minute maximum outflow. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Refer to the user manual to locate the Hot Button and then press it to activate hot water recirculation. Ensure you hire a certified service agency to install the conversion kit, maintaining Naviens instructions and all applicable codes & requirements. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. Navien Recirculation Settings have a lot of advantages. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez Next, check and remove the intake filter from the heater. No Live Trainings are currently scheduled, to view previously recorded trainings visit the On Demand link Without further ado, lets get started right here. The heating supply thermistor is defective. There is some issue with the front panel key. While you may have a general understanding of the listed electrical issue above, you should not attempt to handle any electrical work unless you are a licensed electrician. 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, You accept the use of cookies as described in our, Designed and optimized for use with Navien NPE-A Series water heater models, Automatically blocks circulation when the hot water temperature within the valve is about 95F (35C), Compatible with the Navien HotButton Kit for demand-type recirculation systems, Ultra-high efficiency condensing tankless water heaters, High efficiency non-condensing tankless water heaters, Benefits of Tankless Water Heaters | Navien, Problem Solved: Gandy Installations Saves Customer Enough Space for a Refrigerator. The water heater will not provide hot water instantly. There are actually two dip switches on the PCB area, which generally configure the model settings of the water heater. We want to reduce waste in using water given our well situation. I am contemplating getting the NPE-180A and controlling the pump with a remote control in each bathroom. Press the reset button to reset your device. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez (Dip switch settings - https://imgur.com/gallery/xRzjyRN) Did I set this up correctly? Place a bucket underneath it to catch any water that drains when you remove the filter. So to speak "standard" recirc pumps are too small to get it the water heater to fire.If it is existing and it has worked in the past, then there may be something wrong with the circulator.Dave H. We have a Navien NR-240A installed in new construction in 2012. The unit is in on one side of our basement and the kitchen is on the far side of the house on the first floor. NaviCirc is a simple plumbing device that uses the existing hot and cold water lines to reduce the wait time for hot water at the faucet without the need for a dedicated recirculation return line. The leading causes of the intermittent flame; You can fix these issues by maintaining and cleaning the heater. a faucet is open) and no recirculation is occuring? So, its indispensable for you to learn about the DIP Switch Settings to make it easy to run the unit. Save my name, email, and website in this browser for the next time I comment. You can contact a plumber if necessary. Position the 2-way valve inside the water heater to EXT. It is located on the lowest corner opposite the on and off button. No Live Trainings are currently scheduled, to view previously recorded trainings visit the On Demand link Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. Worst case is your plumber might have to call since they require them to maintain it. The filter is located at the top left of the water heater. Research I've seen suggests this will save over 90% of the energy costs associated with 24 hour recirculation, which is essentially what you have. WebWe now have a NR-240A unit and we were excited to have problems behind us. Allow it to dry and then fix it back. I could hear the water recirculating every so often. It does not appear to be that much different. WebRecirculation valve for use with NPE-A series tankless water heaters Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. That's an interesting solution. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. http://us.navien.com/Engineers_Features_Benefits/ComfortFlow_Technology/. About a year ago, the recirculation stopped working so I Where did you find that info? My water is well water so I am assuming this is correct. WebItems Description Return Line Sampling Time (P.14) Sets the length of time that the circulator will operate periodically in order to check the temperature of the recirculation return line and see if it needs to be re-heated. Also I set dip switch 5 to "ON" for the well pump setting. The E615 tells you about the irregularity in input and memory. If you are looking for a tankless water heater that can provide you with hot water 24/7, Navien water heater is the way to go. A tankless water heater, whether it comes from Navien or other brands, will provide you a reliable service for up to 20 years if you maintain it according to the manual. As I mentioned, this switch configures the water heaters gas type setting. Does the thing have a 'vacation' mode? This may eliminate the waiting for hot water depending on installation method. Also, you do not set external Now, its time to describe how you can adjust the Switch-2. Next, clean the dirt-trap. Start by removing it from the heater so you can clean it properly. The house is set up with recirculation, though I am not sure where in the house the "T" on the system is located.We seem to have to run hot water for a long time to get it hot. Therefore, the only task you can attempt on this list is the gasket replacement for the leaking water connection. It shows that the heating return thermistor is not working correctly. We get it, but (1) terrylove.com can't live w - Do not store or use gasoline or other flammable vapors and liquids in the vicinity. ft. house, so the attic is a 3rd floor). Note: You can use the Internal Recirculation Mode in the A2 models only. Circulation pumps can wreck havoc on your lines if you run them constantly due to friction at bends causing pinhole leaks. Thanks again Mate! Was I wrong to think that? Thanks. What I am going to discuss in this article is-. Internal Recirculation and make the selection by pressing the Ok button. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. Yes!!! Either you select the Internal Recirculation Mode or the External Recirculation Mode, both these modes has three common recirculation loops: However, the External Recirculation mode has an additional recirculation loop called HotButton, which takes it apart from Recirculation mode. Turn off the device for half an hour and confirm everything is working correctly. It is an indication that your warm water outlet thermistor has some problems. I am concerned because it doesn't specifically say Intelligent pre-heating for external recirculation. It tells you about the abnormality of the external tank thermistor. I thank you for this post! On the App, the Enable button appears and is highlighted and now controls the times I have programmed for on/off. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Press the Power button on the front panel to turn on the water heater. I've attached images below. One of, A stinky toilet is unbearable in the tight confines of an RV. The number of bathrooms, tubs, dishwashers, and washers. Also, do not set the dip switches for external recirculation. I don't hear the heater "fire up" right away when the tap is opened and can't tell if the recirculation pump is running. If required, replace the thermistor. View the training as it is presented, ask questions of the presenter, and receive real time feedback. Navien NPE-240A2 tankless water heater recirculation questions, Scan this QR code to download the app now. Remove the filter from the plastic assembly and clean it with a toothbrush, and clean running water. the Up or Down button. Am I correct in assuming this means that the internal loop and buffer tank only heat up when there is there is demand for hot water (i.e. The installers insisted they did not need to pipe the recycle returnthey wanted to cap it off. We get it, but (1) terrylove.com can't live w Your observation about the Enable/Disable selection saved the day! Depending on the age of your Navien NPE-A model, he did you a favor. If you set this DIP Switch to Off, you can set the temperature of your water heater. I just got off the phone with a "Senior" support specialist. The day after (so, same outside temperature more or less) I'm measuring the same amount of time or longer with the Navien. Place the filter assembly back into the water heater and secure it with the screw. Press either the Up or the Down button to choose the scheduled time. Copyright 2023 Grid Sub | Fuzion BlogbyAscendoor | Powered by WordPress. I pushed the little lever inside the unit down to use the external line. You can adjust the temperature while the display is flashing. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. Here are some of the leading causes of cold water production; Which means there isnt enough time for the water to heat up. https://www.amazon.ca/dp/B0752P57ZG/ref=as_li_ss_tl?keywords=ewelink+module&language=en_US&ie=UTF8&sr=8-1&linkCode=gs2&linkId=7b93392fcd98392bd94c34a45a30dfb2&tag=twhomeshow07-20. Their are lots of ways your system may be piped. #1. How To Optimize NVIDIA Control Panel For Gaming & Performance, Navien Recirculation Settings: Everything You Need To Know. It looks like you're using an ad blocker. Besides, the E782 indicates that there is something wrong with the main panel communication. Press the Power button on the front panel to turn off the water heater. Then, you can change the tank thermistor if needed. is this recirculation pump just recently installed? This is a complete guide on Navien Recirculation Settings. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. However, I highly recommend you to not fine-tune with these DIP switches. Does anyone know the logic behind how Navien controls their internal recirculation pump when it is circulating with an external loop? Working well so far. We want to reduce waste in using water given our well situation. To change the water temperature; Check this too: Richmond Water Heater How to & Troubleshooting Guide. WebWe now have a NR-240A unit and we were excited to have problems behind us. It means there is some issue with the flow sensor or switch. View the training as it is presented, ask questions of the presenter, and receive real time feedback. The exhaust thermostat is malfunctioning. The Intelligent preheating on Navien Water Heater is a self-learning process that you can enable by turning on the DIP switch on the front panel. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. dip one off, dip 2 on, everything else off (down is off). Additionally, you can install a 5-micron filter in the water inlet right before the heater to remove impurities from the water. Solution: You have to inspect the sensors connectors to confirm they are not wet and fixed correctly. Press the reset button to reset your device. This is how to set up Navien Tankless water heater for recirculation in Residential applications. They control the entire functionality of your water heater. Staying hydrated is essential for everyone. WebNavien Virtual Trainings Live Training On Demand Real time virtual training hosted by one of the Navien product trainers. and our The house is set up with recirculation, though I am not sure where in the house the "T" on the system is located.We seem to have to run hot water for a long time to get it hot. Everything seems to be installed correctly, but their repatriation does not work as intended. Using a corrosion-free flow sensor made of stainless steel is a better option. WebRecirculation valve for use with NPE-A series tankless water heaters Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. What could be the cause of this problem? The E760 informs you that its time to flush your heater. Plug n play (after removing front panel to access the plug). Locate the reset button on the heaters front control panel. Navien 240A Tankless Water Heater has a number of DIP Switches. We might be able to do something about it. Specifically, you can find a number of dip switches on these two locations. It will reduce the energy consumption and deliver you the best heating efficiency. An open or short thermistor can be the root cause of this problem. Is there the same solution for NR240A? I recall it was p23 but it was definitely larger than p20. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. Navien Recirculation Settings have a lot of advantages. When the heat exchanger starts to crack, it creates a gap that can escape toxic exhaust gasses. WebSimilar to the Navien NR-210A, the NR-240A is a tankless water heater with a built-in circulation pump and buffer tank, except that this model delivers 11 gallons per minute at 45oF rise. How do I reset my Navien tankless water heater? From what I have read, I need to set SW1 to on to enable the internal loop recirculation. The exhaust is overheating. Every Navien Tankless Model, either 240A or 180A2, has two DIP switch locations. the Up or Down button. Also, check if the electrical cord is grounded correctly or not. WebNavien Recirculation Settings have a lot of advantages. For example, it will boost up the energy consumption because the unit operates to maintain the water temperature within the circulation loop. Remove the screw that secures the air intake filter and then remove the filter. The cold water inlet one thermistor is defective. https://www.ebay.com/itm/12V-DC-MOMONTROL-RM11-/350575987090?hash=item519ff50992, Navien NPE-240A2 adding external recirculation valve, Navien NPE-240A2 External circulation question, Navien NPE-240A and HotButton - DIP switches and parameters, Flushing Navien 240A set up for external bypass. Check to see if the warranty is still valid and contact the manufacturer. Note the recirculation timer settings are divided in 30 minute increments. tyrese gibson brothers and sisters,
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