There are actually two dip switches on the PCB area, which generally configure the model settings of the water heater. 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. Hello all. WebNavien recirculation works by using a pump to send hot water from the water source to the farthest fixture, such as the shower, that results in one or two short waits until hot water arrives from a tap. Flush the vinegar out of your water heaters. Plug n play (after removing front panel to access the plug). Check to see if the water valves are open. My water is well water so I am assuming this is correct. Specifically, you can find a number of dip switches on these two locations. WebWe now have a NR-240A unit and we were excited to have problems behind us. It is an indication that your warm water outlet thermistor has some problems. Hi, I have a 2.5 year old Navien NPE-240A with an external recirculation device underneath my master bath sink (furthest fixture from the water heater), which would pretty much instantly provide hot water. Also I set dip switch 5 to "ON" for the well pump setting. Press the reset button to reset your device. 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. This depends on how long you leave it on and how often you use it. Navien Recirculation Settings have a lot of advantages. This issue is more common in older heater models. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). Allow it to dry for some time before fixing it again. Remove the intake filter and properly wash it using a brush beneath running water. Ensure the recirculation pump was installed correctly. Make sure that the drain hose will empty the scaling solution into the bucket. It is excellent for the skin, enhances exercise performance, and prevents headaches. Before calling the plumbers who did the install, what can I try on my own? Any other comments/recommendations for a Navien tankless newbie are welcome! Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. Follow the steps below to clean your Navien water heater; Note: If you are unsure of your ability to handle this task, hire a professional to clean the heater. Circulation pumps can wreck havoc on your lines if you run them constantly due to friction at bends causing pinhole leaks. Besides, the E782 indicates that there is something wrong with the main panel communication. Remove and clean the cold air intake filter. Fortunately, Navien water heaters recycle hot water and always provide hot water. Call Navien and explain if yours is older. I just got off the phone with a "Senior" support specialist. For the Navilink and recirculation to work: P01 must be set to your type of device P17 must be on for thermal bypass P18 must be on to allow communication with the Navilink. WebPage 16: Setting The Recirculation Timer Setting the Recirculation timer Press the Timer button twice to set the Set the recirculation activation time by pressing Recirculation timer. Then I searched and discovered your posting. In the software display settings, I've also set it to internal recirculation with the "Always On" option. I'm just wondering how long the If you cannot reach your gas supplier, call the fire department. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Get in touch with Navien technical support at 800-519-8794. Solution: You have to inspect the sensors connectors to confirm they are not wet and fixed correctly. If any particular ad is your REASON for blocking ads, please let us know. WebTankless water heaters CAN be used to help solve lag time issues on a home, eliminating most of the wait time for hot water, but it depends on the piping. Because I don't have a dedicated return line, does this mean that the unit (together with the NaviCirc component) is using the cold water line to recirculate? The number of bathrooms, tubs, dishwashers, and washers. How do I reset my Navien tankless water heater? I kept looking at the programming trying to figure out what was wrong. I bought the remote PB you referenced above and the specs on it say it uses 12 VDC, but I couldn't find anywhere whether the 12 V supplied by the Navien board is either AC or DC. 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. Navien Recirculation Settings have a lot of advantages. Copyright 2023 Grid Sub | Fuzion BlogbyAscendoor | Powered by WordPress. the Up or Down button. WebWe now have a NR-240A unit and we were excited to have problems behind us. Also the unit needs to be set to utilize the recirculation feature. is this recirculation pump just recently installed? You are using an out of date browser. #1. Low gas supply which prevents proper heating of water, Damaged flow sensor preventing proper supply of gas to the heater. 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. The total amount of water needed is 2 gallons + 1.5 gallons + (3 gallons * length of shower). Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. 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. You also have to flush the heat exchanger. they have an accessory called the HotButton (PZZZ-00046). For more information, please see our An open or shorted sensor causes this issue. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. Also, do not set the dip switches for external recirculation. Set the pump in the bucket and plug it in. Navien Recirculation Settings have a lot of advantages. Therefore, the only task you can attempt on this list is the gasket replacement for the leaking water connection. If you'd like to support the site, please allow ads. Also I set dip switch 5 to "ON" for the well pump setting. Adjust the recirculation settings from the front panel. Hi, I have a 2.5 year old Navien NPE-240A with an external recirculation device underneath my master bath sink (furthest fixture from the water heater), which would pretty much instantly provide hot water. I could hear the water recirculating every so often. It allows you to choose the time in 30 minutes intervals. We want to reduce waste in using water given our well situation. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. 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. It is a visible sign that your devices cold water inlet two thermistor is having some issues. Locate the reset button on the heaters front control panel. Staying hydrated is essential for everyone. This may temporarily help to remedy the issue. 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. 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. Get in touch with Navien technical support or a professional heater repairman. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. Therefore, the total peak demand of hot water needed is the ideal size of the heater you should get. Pump the white vinegar into the cold side, up through your water heater, and out the hot side. However, this is only a temporary fix. This setup is very similar to the one I have with my 40 gallon tank setup with recirc/return line by using an X10 home automation module to program the remote to turn the pump on for 4 minutes and automatically turn off whenever someone presses it before taking a shower. On the App, the Enable button appears and is highlighted and now controls the times I have programmed for on/off. For the Navilink and recirculation to work: P01 must be set to your type of device P17 must be on for thermal bypass P18 must be on to allow communication with the Navilink. 800-556-7556 or see HarryEklof.comFull Naivien information including dealer and Rep locators is available at www.navieninc.com The A2 is the upgrade that started shipping in March 2021. Feb 26, 2023. (for. What I am going to discuss in this article is-. So, you must play with this setting and adjust it according to your water usage demand. - Installation and service must be performed by a qualified installer, service agency, This product warranty is valid only used in the, but automatically be voided for other countries. Protect the water supply and water heating equipment with eco-friendly water treatment solutions. This is because the sensors are corroded over time which causes them to shut the heater down. I have an NR240A for about 10 years now. I have had my professionally installed NPE-240A for about 8 months now and like it, but do experience longer times to get hot water to all the taps. It is located on the lowest corner opposite the on and off button. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. The exhaust is overheating. Press either the Up or the Down button to choose the scheduled time. I'm just wondering how long the When should the recirculation be on for my Navien NR 240(A) and for how long?Can this being on affect whether the water gets hot or not?We have been having some problems occasionally with the water just never getting hot unless we unplug the water heater, wait a while, and then plug it back in. It will reduce the energy consumption and deliver you the best heating efficiency. WebPage 1 Navien Condensing Water Heater Manual NR-180 (A) NP-180 (A) NR-210 (A) NP-210 (A) NR-240 (A) NP-240 (A) If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. You can replace the sensor if needed. The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. At the same time, someone is in the kitchen doing the dishes. Navien even sent me a new NaviLink wireless controller which I installed with the same results. WebPage 1 Navien Condensing Water Heater Manual NR-180 (A) NP-180 (A) NR-210 (A) NP-210 (A) NR-240 (A) NP-240 (A) If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. View the training as it is presented, ask questions of the presenter, and receive real time feedback. Check the thermistors condition along with pump wiring connectors. Also, you do not set external The unit was installed in the attic (two-story 2,600 sq. Turn off the power before removing the filter. The water heater is set to 120 F (49 C) by default. How do I reset my Navien tankless water heater? Remove the filter from the plastic assembly and clean it with a toothbrush, and clean running water. Therefore, when it malfunctions, it is a sign that the heater has another major underlying issue. Weekly: It lets a user choose commands for DHW Recirculation on a weekly basis. 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. I have not adjusted any other parameters You can adjust the temperature while the display is flashing. Unfortunately, the heat exchanger cannot be fixed and has to be replaced. You can find this kit inside the products case. 1. Lastly, press and hold down the OK button for 2 seconds to finalize the weekly schedule setting. Each time I call Navien for help, they suggest my issue is related to debris getting into the flow sensor and preventing it from triggering properly. Once you turn that DIP switch, the water heater software will monitor the flow demands over a 7 day cycle and recirculate the water from the following week based on water usage. I bought the. Change the thermistor if needed. 2. Note: Remember to turn off power to the heater before replacing the gasket. For example, if you have a person showering and another individual shaving. I am concerned because it doesn't specifically say Intelligent pre-heating for external recirculation. WebPage 16: Setting The Recirculation Timer Setting the Recirculation timer Press the Timer button twice to set the Set the recirculation activation time by pressing Recirculation timer. Find brochures, manuals, guides, labels, specs, drawings, revits & certificates for Navien NFC-250/200H condensing combi-boilers. If you look at the instructions, which tech support emailed to me, there is a Signal 1 input for 12 or 5V devices including remote controls or motion sensors BTW the other remote was sold out. It could be open or shorted. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez Adding a "Hot button" overrides schedulers (navilink or NR-20DU). Examine and wash the intake air filter underneath running water using a toothbrush. The water heater will not provide hot water instantly. 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. - Please return the "Manual" to the customer after installing. We get it, but (1) terrylove.com can't live w Set the 2-way valve to INT. The house is set up with recirculation, though I am not sure where in the house the "T" on the system is located. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez Here is the final install. Follow the gas supplier's. here are some problems that you may have to deal with in the future or have experienced already primarily found in older Navien heater models; Though not a common occurrence, it is still essential to know how to identify these issues. Each time I call Navien for help, they suggest my issue is related to debris getting into the flow sensor and preventing it from triggering properly. So, you must play with this setting and adjust it according to your water usage demand. Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. - Do not store or use gasoline or other flammable vapors and liquids in the vicinity. To exit the view information mode, just press the back button on the front panel. If you'd like to support the site, please allow ads. It is caused by an open or shorted air pressure sensor. https://www.navieninc.com/products/npe-240a/downloads#search, NaviLink Timer Schedule not being followed, Navien NPE-240A2 adding external recirculation valve. I am contemplating getting the NPE-180A and controlling the pump with a remote control in each bathroom. Always On: It will repeat DHW recirculation. Setting range: 1 to 120 (in 1-minute increments) Default: 30 min Set the 2-way valve inside the water heater to EXT. 12 Today I opened the front panel and saw that all the dip switches were set to off. About a year ago, the recirculation stopped working so I Also I set dip switch 5 to "ON" for the well pump setting. 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. Then descale a flush the heater following the steps listed below. Error Code E480 It tells you about the abnormality of the external tank thermistor. Depending on the age of your Navien NPE-A model, he did you a favor. It clips on the side of the PCB board without screws and then you connect a ribbon cable to the PCB. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. When the system is turned on, the timer kicks in and runs the pump according to the set time schedule. Everything seems to be installed correctly, but their repatriation does not work as intended. This seems relatively new for navien and is in a recent navien technical bulletin from 04/18/16. We get it, but (1) terrylove.com can't live w About a year ago, the recirculation stopped working so I Every Navien Tankless Model, either 240A or 180A2, has two DIP switch locations. This is because the motherboard or control board is the units brain responsible for receiving and transmitting information in the heater. With the NPE-A2 units built-in pump, water circulates through the NaviCirc to preheat the hot water lines, using the cold supply line as the return line back to the water heater. 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. So, you must play with this setting and adjust it according to your water usage demand. dip one off, dip 2 on, everything else off (down is off). 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. As well as any future additions, Usage of household gadgets that require hot water, Automatic dishwasher 14 gallons or 1.5 GPM, Washing machine 32 gallons to wash the clothes or 2 GPM. Nearly Instantaneous hot water can be achieved with a Navien tankless water heaters with a proper recirculation system but is dependant on the homes piping system.Please contact Harry Eklof \u0026 Associates for more information or to set up a training class for your company. Get in touch with Navien technical support at 800-519-8794. You must log in or register to reply here. \"Instantaneous water heaters?\" Tankless water heaters CAN be used to help solve lag time issues on a home, eliminating most of the wait time for hot water, but it depends on the piping. Below are different Navien water heater error codes and their solutions; Navien error code 003 how to fix indicates that there is an ignition failure in your unit. The enable/disable work around for a hot button really speaks to the fact that they could just make an app based digital hot button alone-- with a timer better yet to resume the normal schedule. Also, it will get hot water to you quickly depending on the length and size of branch lines off the recirc loop. Navien tankless water heater error codes, their meaning, and fixes Once you make the propane conversion, you can adjust the Switch 1 on the front panel. You can adjust the temperature by the below 10-degree increments, depending on the temperature range: 98 F-120 F/ 36 C-50 C 1 F or 0.5 C increments, 120 F-140 F /50 C-60 C Press for 2 seconds to adjust in 5 F or 2C increments. Depending on the age of your Navien NPE-A model, he did you a favor. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Recirculation is basically just keeping the hot water in the plumbing hot so you get hot water faster. Ensure that all hot water faucets are closed, and ensure that the internal circulator and any external circulating pumps are off. My water is well water so I am assuming this is correct. 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. 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. You must log in or register to reply here. Set the position of the 2-way valve, which you can find inside the water heater. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. It tells you about the abnormality of the external tank thermistor. WebNavien Recirculation Settings have a lot of advantages. Is this normal? It will reduce the energy consumption and deliver you the best heating efficiency. Also I set dip switch 5 to "ON" for the well pump setting. Navien NaviCirc Recirculation Valve Description How it WebWe now have a NR-240A unit and we were excited to have problems behind us. Inspect the water feeder valve, water pressure, and water pressure relief valve. Reservation Schedule #1 is ready to be set. As I mentioned, this switch configures the water heaters gas type setting. The cold water inlet one thermistor is defective. 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. This setup is very similar to the one I have with my 40 gallon tank setup with recirc/return line by using an X10 home automation module to program the remote to turn the pump on for 4 minutes and automatically turn off whenever someone presses it before taking a shower. We are on well water and have a low flowing well. Next, check and remove the intake filter from the heater. If your system displays this code, you need to confirm the water pressure is within good ranges. Open the service port on the host side and the isolation valve on the cold side, pushing water through the system. The setup is correct and the only two settings you need are P.12 for recirculation time and P.16 for length of recirculation line from farthest point in the house. Get in touch with Navien technical support at 800-519-8794. Generally, you should flush a Navien Tankless Water Heater once a year. WebThe recirculation timer is set to operate ever 15 minutes, even though we are often not at the property. http://us.navien.com/Engineers_Features_Benefits/ComfortFlow_Technology/. 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. Solution: You have to inspect the sensors connectors to confirm they are not wet and fixed correctly. You have to inspect the sensors connectors to confirm they are not wet and fixed correctly. Shut off the appliance for half an hour and then restart. It usually occurs due to an open or shorted sensor. Eventually, I want to run a return line from the kitchen area back to the hot water heater and that should significantly reduce the delivery time, since all the faucets feed off the line that leads to the kitchen. What could be the cause of this problem? Reinsert the filter into the plastic assembly. Navien NPE-240A2 tankless water heater recirculation questions, Scan this QR code to download the app now. Hi therejust curious since I was considering a Navien 240A. There are no error codes showing. Turn off the device for 30 minutes and then restart it. This setup is very similar to the one I have with my 40 gallon tank setup with recirc/return line by using an X10 home automation module to program the remote to turn the pump on for 4 minutes and automatically turn off whenever someone presses it before taking a shower. If this does not work, hire a professional to repair or replace any damaged parts. 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. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. WebNavien npe-240a settings We have a Navien NR-240A installed in new construction in 2012. We are on well water and have a low flowing well. WebNavien recirculation works by using a pump to send hot water from the water source to the farthest fixture, such as the shower, that results in one or two short waits until hot water arrives from a tap. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. It is located on the lowest corner opposite the on and off button. Press the reset button to reset your device. Also, check if the electrical cord is grounded correctly or not. The heating supply thermistor is defective. The NaviCirc recirculation valve works best if installed under the furthest accessible fixture away from the water heater. How To Use Recirculation Mode On Navien Water Heater? We are on well water and have a low flowing well. Press the OK button to set the deactivation time. 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. Here are the leading causes of strange noises coming from your heater; Hire a professional or installer to repair your heater to avoid damaging the heater and voiding your warranty. Having just run my own recirc lines and installing an NPE240A I can tell you that you dont want intelligent preheat. Remove the front cover of the water heater. How do I reset my Navien tankless water heater? Then, turn it on again. Navien tankless water heater error codes, their meaning, and fixes Navien 240A Dip Switch Settings [Explained Everything] Every Navien Tankless Model, either 240A or 180A2, has two DIP switch locations. My understanding is that since the internal valve is set to "INT" (Internal recirculation), all this does is recirculate hot water INSIDE the unit and keep it hot in that 1 gallon buffer tank, so that when a hot water faucet is turned on there is some hot water that can be pushed into the lines. the Up or Down button. The E615 tells you about the irregularity in input and memory. Also, you can use the Navien Intelligent Preheating feature. I used a razor and carefully pried each side of the RM11 open to reach the programming switch. This is how to set up Navien Tankless water heater for recirculation in Residential applications. When the system is turned on, the timer kicks in and runs the pump according to the set time schedule. 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. Reservation Schedule #1 is ready to be set. Locate the reset button on the heaters front control panel. However, I highly recommend you to not fine-tune with these DIP switches. An open or shorted sensor causes this issue. www.navieninc.com Pg 111-113 regard the settings for heating. Works great and saves the copper pipes. That's an interesting solution. Turns out, the recirculation mode has three performance advantages, including: Now, lets see how to adjust the recirculation mode in the next chapter so that you can enjoy the advantages I mentioned. Hello, I just had an old water tank replaced for this NPE-240A2 unit. The main sign of motherboard or control board failure is intermittent switching off and on. 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.
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