It will reduce the energy consumption and deliver you the best heating efficiency. From what I have read, I need to set SW1 to on to enable the internal loop recirculation. Works great and saves the copper pipes. Can I swap out the mainboard in the NR240A to an NPE240A board to get all that features? You can change the tank thermistor if needed. Eliminate the requirement of minimum flow rate, Eliminate the cold water sandwich effect. The water heater will not provide hot water instantly. Learn more about our products for home owners. Plug n play (after removing front panel to access the plug). Navien 240A Dip Switch Settings [Explained Everything], Navien Tankless Water Heater Standby Mode, Navien Temperature Lock [Explained Everything], Navien Tankless Water Heater No Hot Water [5 Easy Solutions], Basement Watchdog Battery Alarm Add Distilled Water, Basement Watchdog Battery Alarm [Corroded Terminals Or Bad Battery], Basement Watchdog Pump Was Activated Alarm. 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. I think it's 100F. Privacy Policy. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. I was under the impression that this unit, and the fact it has a built-in recirculation pump, would allow me to have hot water within a few seconds at any faucet. However, we have had repeated issues with the heat level of our domestic water. The water heater will retain your settings during a power outage. How To Set Recirculation Mode On Navien Water Heater? Adjust the recirculation settings from the front panel. However, this is only a temporary fix. Navien even sent me a new NaviLink wireless controller which I installed with the same results. I pushed the little lever inside the unit down to use the external line. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. 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. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. There are no error codes showing. If you'd like to support the site, please allow ads. Flush the vinegar out of your water heaters. - 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. Finally I got them to call the Navien support line to set them straight. Hello, You might want to talk with the folks at ACT, 714-668-1200 www.gothotwater.com. Default recirculation schedule is every 30 minutes if a 9F degree drop is sensed. It means there is some issue with the flow sensor or switch. 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. Depending on the age of your Navien NPE-A model, he did you a favor. Disconnect the power supply to the water heater. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. 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. Navien 240A Dip Switch Settings [Explained Everything] Every Navien Tankless Model, either 240A or 180A2, has two DIP switch locations. 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. Once you make the propane conversion, you can adjust the Switch 1 on the front panel. Save my name, email, and website in this browser for the next time I comment. The number of bathrooms, tubs, dishwashers, and washers. Understanding navien recirculating water heater ruralowner member posts: Source: circulationpumpitoshima.blogspot.com. Reddit and its partners use cookies and similar technologies to provide you with a better experience. the Up or Down button. So, you must play with this setting and adjust it according to your water usage demand. Once the tank is thoroughly drained, clean the base of the heater. FYI: If you need to convert the water heater to propane, use the Propane Conversion Kit supplied with the unit. 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. 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. On the App, the Enable button appears and is highlighted and now controls the times I have programmed for on/off. The error code E445 tells about the defect of the bypass mixing valve. Do not advertise or try to compare pricing. I am concerned because it doesn't specifically say Intelligent pre-heating for external recirculation. Intelligent: This option detects the DHW use for a week and repeats the detected cycle. I have an NR240A for about 10 years now. WebThe recirculation timer is set to operate ever 15 minutes, even though we are often not at the property. There are no error codes showing. We get it, but (1) terrylove.com can't live w 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). Therefore, the total peak demand of hot water needed is the ideal size of the heater you should get. Therefore, when it malfunctions, it is a sign that the heater has another major underlying issue. Also, you do not set external What could be the cause of this problem? Is that how this works? The average electric tankless water heater needs at least 120 amps to work. 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. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. I have not adjusted any other parameters 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. I too have the NPE-240A, and this is what was explained to me. the Up or Down button. Is this normal? If you are unsure of whether the recirculation pump was correctly installed, contact Navien technical center or the NSS agent who installed the heater. I could hear the water recirculating every so often. 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. is this recirculation pump just recently installed? Next, check and remove the intake filter from the heater. 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. We get it, but (1) terrylove.com can't live w First, open and close the pressure relief valve, which is located near the units outlet. Understanding navien recirculating water heater ruralowner member posts: Source: circulationpumpitoshima.blogspot.com. ft. house, so the attic is a 3rd floor). This seems relatively new for navien and is in a recent navien technical bulletin from 04/18/16. Examine the controllers condition and replace it if required. There are no error codes showing. This is a complete guide on Navien Recirculation Settings. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. There are actually two dip switches on the PCB area, which generally configure the model settings of the water heater. 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. Low gas supply which prevents proper heating of water, Damaged flow sensor preventing proper supply of gas to the heater. The E760 informs you that its time to flush your heater. 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. The leading causes of the intermittent flame; You can fix these issues by maintaining and cleaning the heater. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. www.navieninc.com Pg 111-113 regard the settings for heating. I have not adjusted any other parameters 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. And the heater has been set to recirculation mode. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). I don't know the best place to post this, but i happened to be fiddling around in the NaviLink app on Feb. 1 and it asked to update. Is there the same solution for NR240A? Go along the steps described below to set the recirculation settings. Does the thing have a 'vacation' mode? Did you mount the contact switch next to the Navien? Then, read the manual on Navien tankless water heater how to reset. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. 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. For a better experience, please enable JavaScript in your browser before proceeding. A place for plumbing advice and help. Thanks again Mate! Press the reset button to reset your device. We are on well water and have a low flowing well. Examine and confirm the pressure sensor and wiring are in good condition. In short, you dont need to play around the dip switches on the PCB. Do not touch any electrical switch: do not use any phone in your building. How to use the recirculation modes on a Navien Water Heater? Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). Is there a link that I can find this parameter table at? Setting range: 1 to 120 (in 1-minute increments) Default: 30 min Set the 2-way valve inside the water heater to EXT. 12 Recirculation is basically just keeping the hot water in the plumbing hot so you get hot water faster. 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. First, you need to consider Things to consider when sizing the busiest usage period or peak time. View the training as it is presented, ask questions of the presenter, and receive real time feedback. The filter is located at the top left of the water heater. Do not advertise or try to compare pricing. The remote control module sits beside this area (I have it floating but I'll put double stick tape and mount it to the interior soon) and the antenna lead drops through a grommet (conveniently already available at the bottom of the unit near the pcb) to the outside. www.navieninc.com Pg 111-113 regard the settings for heating. 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. Get in touch with Navien technical support or a professional heater repairman. www.navieninc.com Pg 111-113 regard the settings for heating. I added an additional remote for a total of 3. It will reduce the energy consumption and deliver you the best heating efficiency. Turns out that it was the temperature of the return water was high enough to stop the recirculation. If the problem does not get resolved, replace the motherboard or control board or hire a professional t do it. Press either the Up or the Down button to choose the scheduled time. This error informs you there is something wrong while you reset the unit. It is caused by an open or shorted air pressure sensor. explosion may result causing property damage, personal injury or death. Navien tankless water heater error codes, their meaning, and fixes The total amount of water needed is 2 gallons + 1.5 gallons + (3 gallons * length of shower). This issue is more common in older heater models. 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. In the software display settings, I've also set it to internal recirculation with the "Always On" option.