is this recirculation pump just recently installed? Am I reading this excellent web page & comments correctly? So I purchased a NR-20DU remote controller to gain the programmable recirculation feature. If the hot button is not engaged, or a schedule is not specified and enabled in the app then the water heater simply will not re-circulate. Thanks in advance for any advice. External with internal pump. Personally I would start by setting parameter 12 to 1 minute. Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. Remove the plastic insulation from the solenoid valve wire. I hate the app as it is just not user friendly. 2 yeas of this is insane. Click here to see downloads for other products. Navien even sent me a new NaviLink wireless controller which I installed with the same results. Recirculation is basically just keeping the hot water in the plumbing hot so you get hot water faster. In particular I'd like to change the temperature at which it begins to recirculate, or the frequency of it. 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, makes it even easier to install and set up, 2" PVC up to 75 feet and 1/2" gas up to 24 feet, High efficiency up to 0.95 UEF and up to 15:1 TDR, Durable dual stainless steel heat exchangers, EZNav multi-line control with built-in intuitive software, 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. Gas. External recirc pump and check valves not included. I had a dedicated external recirculation line installed to use with the Navien internal pump. My NaviLink was working just fine for about2 months. dip one off, dip 2 on, everything else off (down is off). I also wanted to enable domain authentication in a somewhat secure manner. On the App, the Enable button appears and is highlighted and now controls the times I have programmed for on/off. 8. They stated that the "Default" re-circulation schedule is every 30 minutes if it senses a 9 degree drop. There is always an interval between when water is called for and the start of the burner. You must log in or register to reply here. This chapter will walk you through the step-by-step guide to let you learn how to use the recirculation mode. Tech support is clueless. You need a crossover valve installed under one of your faucets that is far away from the water heater (there are a few different styles but they all have four connections and get installed under a faucet). Eliminate the requirement of minimum flow rate, Eliminate the cold water sandwich effect. Thanks for your inquiry. Given the highly critical reviews of the NaviLink app on the Apple iOS App Store, I am reluctant to buy until I can verify that 1) re-enabling schedules using the NaviLink app is easy to do and 2) we can use the NaviLink app to activate the CP on-demand (in other words, the app does, indeed, have a software-based button). Building penetrations are reduced with Navien's common venting feature. 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. My 6-year-old NR-240A NR-240A weekend with E038. The H2Air Kit utilizes the NPE-A2 pump to circulate the hot water for the hydronic air handler. Also, you can use the Navien Intelligent Preheating feature. With the -A uinits (with the recirculation pump) does that pump have to run to supply on demand hot water? We have a Navien NR-240A installed in new construction in 2012. There is 4 options (6 technically, but the 5th and 6th dont apply). NPE-240A Downloads Download the new Navien mobile app! The flow on demand ratio will continue until all32 units are generating hot water as needed. 800-556-7556 or see HarryEklof.comFull Naivien information including dealer and Rep locators is available at www.navieninc.com The app will not connect to my wifi. Then if that doesn't work, I would keep it at 1 minute, and then set 14 to 1 minute, and I would also try 14 at its max. The NaviLink system attaches easily to any new or existing* Navien tankless water heater, combiboiler and boiler. The recirculation system needs a line running back to the water heater from the farthest faucet . They are: If you want to select or activate any of the two recirculation modes, you must do two things: You can enjoy several benefits if you activate the recirculation mode. PreReqs: Homebrew Installing OpenConnect: Launch MacOS Terminal brew install openconnect Getting VPN IP's/DNS Endpoints from AnyConnect: The information is typically located in your profile xml files located here: /opt/cisco/anyconnect/profile/somethingsomething.xml In the xml file, you are looking for "typicallyaDNSName.com" entry. 1. Similar 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. I too have the NPE-240A, and this is what was explained to me. Internal Recirculation and make the selection by pressing the Ok button. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Save my name, email, and website in this browser for the next time I comment. Part No. It is assumed that when you connect a hot button that you only want it to recirculate when you hit the button, and it is assumed that when you connect a Navilink that you will set up a schedule and have it recirculate within those hours specified. Generally, you should flush a Navien Tankless Water Heater once a year. Finally I got them to call the Navien support line to set them straight. If you throw the toggle switch to enable scheduling I don't know if it is 'on' or 'off'. 22 Installing the Water Heater CAUTION Do not remove recirculation cap Internal Recirculation Mode The following diagram shows the internal . Disabling schedules simply disables "recirculation", the function that keeps hot water hot in the plumbing for 'instant hot water'. You must log in or register to reply here. Can someone help me reconnect? Set the 2-way valve inside the water heater to "INT.". The internal recirculating pump continuously keeps running. I've learned some things myself. But you may need to flush the unit every six months if you live in a hard water area or operate the unit at a higher temperature setting. Great hardware, awful software. NPE-240A2 Optional NPE-A2 recirculation valve Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. External recirc pump and check valves not included. * The cold-water sandwich effect is the undesired introduction of cold water into the hot water supply line on occasions of frequent on/off operations. Go along the steps described below to set the recirculation settings. I am concerned because it doesn't specifically say Intelligent pre-heating for external recirculation. I have even turned off the scheduling function cause it's wasteful if I'm not around and forget to turn it off. My home is long and used to have two water heaters, one on either side of the house. Navien Recirculation Settings have a lot of advantages. Hello, You might want to talk with the folks at ACT, 714-668-1200 www.gothotwater.com. This seems relatively new for Navien and is in a recent Navien technical bulletin from 04/18/16. The update is not perfect, but seems to be much more user friendly interface. P18 in the parameters in the menu settings allows the navilink to communicate with the unit.it must be turned on. Recirculation Settings by pressing down the OK button. With Navien's Ready-Link cascading technology, when a unit gets up to 80% capacity the next unit will turn on to help meet requirements. Im fairly certain this is the case. Just want to confirm. solenoid valve. 2. Can you Ask an Expert Home Improvement Questions HVAC Questions Michael Ferryman 1,933 Satisfied Customers Operating Engineer at NRG Energy Michael Ferryman is online now Related HVAC Questions It looks like you're using an ad blocker. For more information, please see our If any particular ad is your REASON for blocking ads, please let us know. Glad this thread was able to help you-- The app could really use clarification and a reboot. Completing the Install. Lastly, press and hold down the OK button for 2 seconds to finalize the weekly schedule setting. JavaScript is disabled. You can find one on the PCB and the other one on the front panel. Create an account to follow your favorite communities and start taking part in conversations. This light stays on for about 15 seconds, turns off for about 15 seconds, and then blinks 36 times. The Navien cascading system also balances out the workload of each unit for longer life. I set my first three dip switch settings to ON, ON, OFF which is what the manual said the settings are supposed to be for intelligent pre-heating. So you could restart the cm-inventory service till you are blue in the face and get nowhere be. I kept looking at the programming trying to figure out what was wrong. On 12/6/2022 I just installed a Navien 240 A and talked to tech support for Navien 3 times about the NaviLink not controlling the unit. Hey there, Im Chris. My unit is a replacement for an existing electric tank recirc loop system. 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. It does not specify what 'control' means. Optional Wi-Fi remote control systems Privacy Policy. Sorry just saw this. NaviLink & NaviLink Lite make it easy to communicate with your Navien systems anywhere internet service is accessible. I call about every 6 months to get any updates on the issue they know nothing about every time. 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. To exit the view information mode, just press the back button on the front panel. Attach the water supply to support recirculation. We have a Navien NPE-240A boiler and an electrical (unconnected) hot water tank that acts as a storage tank. Navien Manuals Water Heater NPE-180A Service manual Navien NPE-180A Service Manual Npe series condensing water heaters Also See for NPE-180A: User manual , Installation manual (71 pages) , Operation manual (20 pages) 1 2 3 4 Table Of Contents 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 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. It is compliant with California Title 24. So, you must play with this setting and adjust it according to your water usage demand. The issue is related to a Navien heater Model NPE 240A recirculation pump. I'll have to look at the manual again, but the one I have does detail dip switch settings. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Navien 240A Recirculation Settings. Part No. We are on well water and have a low flowing well. Maybe the new NPE is more efficient than the NR. 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. I'm interested in this as well. We might be able to do something about it. Smarter that way, just not instant. I have had the system for a number of months now and overall I really like it. Navien Npe 240a Review AdinaPorter from www.adinaporter.com Web the navien intracranial support catheter has a nitinol coil and proprietary polymers to deliver thin wall construction 1 that provides a large id among 5/6 fr catheters 2 while delivering improved trackability 1,2 and resistance to ovalization. When in a schedule the unit will circulate and heat according to the parameter settings. I have a Linksys Wi-Fi that is relatively new too. "If you can't explain it simply, you don't understand it well enough". This may eliminate the waiting for hot water depending on installation method. Cookie Notice How long do Navien tankless water heaters last? I would like it to recirculate in the mornings when we take showers and then not for the rest of the day. Adjust the recirculation settings from the front panel. So what's going on here? I'm going to install the Navicirc tomorrow when i have a few minutes. Thanks again Mate! If the hot button is not engaged, or a schedule is not specified and enabled in the app then the water heater simply will not re-circulate. Naviens patented ComfortFlow system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater, resolving the cold-water sandwich effect* and issues of minimal flow rates commonly found in other tankless water heaters. Yierd! Say with external pump being used function, if your recirculation line connects together outside of the heater like with an actual return line then set it external. Since my VPN endpoints were not providing me w/ an updated client and w/ no access to Cisco Anyconnect downloads, my only option was to try openconnect. A place for plumbing advice and help. That's it, there is no other response from the unit. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. Just had installed a Navien 240a. (Dip switch settings - https://imgur.com/gallery/xRzjyRN) Did I set this up correctly? What I am going to discuss in this article is-. Put the PCB box back in its original place and secure it using. Disabling schedules simply disables "recirculation", the function that keeps hot water hot in the plumbing for 'instant hot water'. Ive installed hundreds of them. Error Code E046 There is something wrong with limit control. It is not in the manual. In reading the comments there seems to be confusing information as to whether the schedule button should be set to ENABLE or DISABLE. My pump seems to run every time I need hot water. On the control board, the display does not turn on, there is no clicking from the ignitor, and no pump trys to run. It gives me the option to 'control' and create a weekly schedule. 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. What follows is a journey into a ridiculous realm. It allows you to choose the time in 30 minutes intervals. Could someone please confirm that I should indeed have well pump "ON"? I just had an NPE240A2 professionally installed last week. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. For a better experience, please enable JavaScript in your browser before proceeding. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. https://www.navieninc.com/downloads/npe-a-s-manuals-installation-manual-en. 60. Solution: Get in touch with Navien technical support at 800-519-8794. Right now I have it on recirculate all day long, which gives me instant hot water, but wastes a lot of energy. 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. Navien water heaters are highly efficient tankless water heating systems. MacOS: AnyConnect VPN client was unable to successfully verify the IP forwarding table modifications. I've also updated the blog post w/ summarized information from everyone's comments. is this recirculation pump just recently installed? I agree with Spacecowboy-- The information I have refers to external recirculation with cold water line return, but I expect the settings would be the same with a dedicated return line. I agree. The app is not the most intuitive. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Navien NR-180(A); NP-180(A); NR-210(A); NP-210(A); NR-240(A); NP-240(A) Condensing Water Heater, Navien NP-240A Service Manual (179 pages), High Limit Switch or Exhaust Limit Switch, Preparing the Water Heater for Inspection, Navien NP-240A Operation & Installation Manual (89 pages), Navien NP-240A Installation Manual (78 pages), Contaminated Make-Up Air will Damage the Unit, Navien NP-240A Owner's Operation Manual (45 pages), Pump Activation Setting Function When Hot Water Is Used, "A" Series Models Built-In Circulation Function, Basic Troubleshooting and Frequently Asked Questions, Navien NP-240A Installation Manual (68 pages), Navien NP-240A Quick Installation Manual (4 pages).