Error Code E480 It tells you about the abnormality of the external tank thermistor. Efficient and earth-friendly products designed for any size home. Additionally, you can install a 5-micron filter in the water inlet right before the heater to remove impurities from the water. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. \"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. Another sign is the error code display. For example, you will see Navien error code 003 on the display screen, which means the igniter is malfunctioning. Examine and confirm the pressure sensor and wiring are in good condition. Locate the reset button on the heaters front control panel. This chapter will walk you through the step-by-step guide to let you learn how to use the recirculation mode. 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. Change the thermistor if needed. It should come out of the hot water port. It worked perfectly. 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). The heater turns off automatically when the flue pipe surpasses 149 degrees Fahrenheit. I just had an NPE240A2 professionally installed last week. I too have the NPE-240A, and this is what was explained to me. Without further ado, lets get started right here. 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. Remove the inlet filter and wash it under the running water with the help of a brush. We might be able to do something about it. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). (Dip switch settings - https://imgur.com/gallery/xRzjyRN) Did I set this up correctly? 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. It can occur due to an open or short sensor. There are actually two dip switches on the PCB area, which generally configure the model settings of the water heater. 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. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). Setting range: 1 to 120 (in 1-minute increments) Default: 30 min Set the 2-way valve inside the water heater to EXT. 12 Hello all. - 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. Pour two gallons of white vinegar into a 5gallons bucket. I have not adjusted any other parameters Connect a regular garden hose to the hot side service valve. And the heater has been set to recirculation mode. If you can post a picture of your setup it would really help. 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. 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. Now, its time to describe how you can adjust the Switch-2. Turn off the device for 30 minutes and then restart it. #1. Press the M (menu) button and head over to 1.Recirculation Setting > 2. However, we have had repeated issues with the heat level of our domestic water. 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. The E615 tells you about the irregularity in input and memory. Note: You must set up the Time Settings in the Configuration menu to choose these options. As I mentioned, this switch configures the water heaters gas type setting. Depending on the age of your Navien NPE-A model, he did you a favor. Default recirculation schedule is every 30 minutes if a 9F degree drop is sensed. Yes!!! Specifically, you can find a number of dip switches on these two locations. 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. Navien even sent me a new NaviLink wireless controller which I installed with the same results. About a year ago, the recirculation stopped working so I How Do the Front Panel Dip Switches Work: First off, lets discuss how the Switch 1 on the front panel functions. 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. 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. Check this too: Electric RV Water Heater How to & Troubleshooting Guide. Press the M (menu) button on the front panel and choose the 1. Check the wiring and cold water inlet two thermistors and make sure both are in good condition. In short, you dont need to play around the dip switches on the PCB. 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. 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. 2. Here are some of the leading causes of cold water production; Which means there isnt enough time for the water to heat up. If so, what size/model is it? 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. I just got off the phone with a "Senior" support specialist. For example, you may damp it into a bathtub, pushing the water through the isolation side on hot. I could hear the water recirculating every so often. For more information, please see our It will reduce the energy consumption and deliver you the best heating efficiency. 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. 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. Otherwise, it will void the Navien warranty if you or an untrained person tries to service the unit. 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. It shows that the heating return thermistor is not working correctly. I added an additional remote for a total of 3. Did you mount the contact switch next to the Navien? Every Navien Tankless Model, either 240A or 180A2, has two DIP switch locations. NaviCirc Kit (30022965A) includes the NaviCirc recirculation valve (PFFW-SXX-001) and two 1/2" x 3/8" flexible hoses and adapters. Recirculation is basically just keeping the hot water in the plumbing hot so you get hot water faster. The update is not perfect, but seems to be much more user friendly interface. To change the water temperature; Check this too: Richmond Water Heater How to & Troubleshooting Guide. Once the tank is thoroughly drained, clean the base of the heater. Privacy Policy. 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. It is located on the lowest corner opposite the on and off button. Navien Tankless Water Heater How to & Troubleshooting Guide, Elkay Water Fountain Troubleshooting and How-to Guide, Electric RV Water Heater How to & Troubleshooting Guide, Richmond Water Heater How to & Troubleshooting Guide, Insinkerator Hot Water Dispenser How-to & Troubleshooting Guide, Brita Water Filter Troubleshooting & How to Guide. Press the reset button to reset your device. WebThe recirculation timer is set to operate ever 15 minutes, even though we are often not at the property. We get it, but (1) terrylove.com can't live w Worst case is your plumber might have to call since they require them to maintain it. Understanding navien recirculating water heater ruralowner member posts: Source: circulationpumpitoshima.blogspot.com. Therefore, when it malfunctions, it is a sign that the heater has another major underlying issue. The NPE-210A-LP is the mid-range model from Naviens NPE-A series where A stands for advanced. 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. Depending on the age of your Navien NPE-A model, he did you a favor. is this recirculation pump just recently installed? Also I set dip switch 5 to "ON" for the well pump setting. First, you need to consider Things to consider when sizing the busiest usage period or peak time. That's an interesting solution. You can find one on the PCB and the other one on the front panel. Glad this thread was able to help you-- The app could really use clarification and a reboot. 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. We want to reduce waste in using water given our well situation. To calculate the size of the heater, you will need to add up the amount of water required at a particular time. Press either the Up and the Down button to switch between any of these recirculation settings: 3. One of, A stinky toilet is unbearable in the tight confines of an RV. Older Navien heater models are prone to flow sensor issues. Unplug the power to your Navien water heater. 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. My water is well water so I am assuming this is correct. WebNavien Recirculation Settings have a lot of advantages. Set the pump in the bucket and plug it in. Then re-insert the filter and screw it back in place. 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. I just hooked up the NR-20DU wired remote control ($80 from Fergusons) and programmed 3 on/off recirculating cycles based on family needs. We are on well water and have a low flowing well. 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. Make sure there are no loose connections. Also, did you wire the PB from the Hot Button kit or only use the remote? 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. When I turn on a hot water faucet, the Navien does nothing and keeps showing the "Stand by" status on the display for 20 seconds or so, then kicks in (the display turns blue and there's a flame icon indicating the burner is on), but then almost immediately (2-3 seconds) goes into "Post purge" mode, then "DHW Wait" for a few minutes, and then back to "Stand by". Intelligent: This option detects the DHW use for a week and repeats the detected cycle. Remove the filter from the plastic assembly and clean it with a toothbrush, and clean running water. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Thanks again Mate! It is excellent for the skin, enhances exercise performance, and prevents headaches. It means the circulation pump is not working correctly. 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. The 2-way valve inside the Navien is set to internal recirculation. WebWe now have a NR-240A unit and we were excited to have problems behind us. The error code E736 informs about the issue in cascade communication, and error code E740 indicates that the outdoor temperature sensor is not working correctly. The water heater will not provide hot water instantly. This happens when you have a huge heater and lower gas output. www.navieninc.com Pg 111-113 regard the settings for heating. Inspect the water feeder valve, water pressure, and water pressure relief valve. Having just run my own recirc lines and installing an NPE240A I can tell you that you dont want intelligent preheat. First, open and close the pressure relief valve, which is located near the units outlet. The installers insisted they did not need to pipe the recycle returnthey wanted to cap it off. 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. Next, clean the dirt-trap. Start by removing it from the heater so you can clean it properly. 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. We want to reduce waste in using water given our well situation. This depends on how long you leave it on and how often you use it. Recirculation Settings by pressing down the OK button. Before calling the plumbers who did the install, what can I try on my own? Press the reset button to reset your device. Close the cold and hot water inlet valves and then drain the water heater. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. Then, you can change the tank thermistor if needed. Is there the same solution for NR240A? WebNAVIEN TANKLESS WATER HEATER RECIRCULATION SET UP WITH DEDICATED RECIRCULATION LINE. Attach the water supply to support recirculation. Hi therejust curious since I was considering a Navien 240A. You are using an out of date browser. To remedy the issue, consider increasing the gas supply to the heater. You can adjust the temperature while the display is flashing. So, you must play with this setting and adjust it according to your water usage demand. 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. Then, read the manual on Navien tankless water heater how to reset. The large valves should be in the off position, whereas the service valves should be in the on place. You must log in or register to reply here. You can find one on the PCB and the other one on the front panel. Navien tankless water heater error codes, their meaning, and fixes Also the unit needs to be set to utilize the recirculation feature. It tells you about the abnormality of the external tank thermistor. Eliminate the requirement of minimum flow rate, Eliminate the cold water sandwich effect. 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. 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. I expect that would have some positive effect on the time to deliver hot water, even if it is small. and our It tells you about the improper operation of the flow sensor. #1. Remove and clean the cold air intake filter. Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. Once you make the propane conversion, you can adjust the Switch 1 on the front panel. Cookie Notice 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. Otherwise, you cant adjust your water heater temperature if you position this DIP switch to On. Also, it will get hot water to you quickly depending on the length and size of branch lines off the recirc loop. WebWe now have a NR-240A unit and we were excited to have problems behind us. My water is well water so I am assuming this is correct. Go along the steps described below to set the recirculation settings. Refer to the user manual to locate the Hot Button and then press it to activate hot water recirculation. Ensure all return and supply lines are open and check the 2-way valves direction. Read the users Navien nr-240a manual to get information on how to flush the heat exchanger and reset the remote for Navien tankless water heater. Press either the Up or the Down button to choose the scheduled time. Check the thermistors condition along with pump wiring connectors. 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. Find brochures, manuals, guides, labels, specs, drawings, revits & certificates for Navien NFC-250/200H condensing combi-boilers. I could hear the water recirculating every so often. I could hear the water recirculating every so often. Create a chart to regulate hot water usage. It means there is some issue with a water pressure sensor. It looks like you're using an ad blocker. The error code E441 informs about the open thermistor or short circuit problem. I pushed the little lever inside the unit down to use the external line. However, this is only a temporary fix. the Up or Down button. Adjust the recirculation settings from the front panel. Turn off the device and examine the APSs condition. From what I have read, I need to set SW1 to on to enable the internal loop recirculation. 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. Everything seems to be installed correctly, but their repatriation does not work as intended. I know very little about plumbing and have a few questions that I would appreciate if any experts here could please answer for me. Hello, You might want to talk with the folks at ACT, 714-668-1200 www.gothotwater.com. Everything seems to be installed correctly, but their repatriation does not work as intended. Internal Recirculation and make the selection by pressing the Ok button. So, you must play with this setting and adjust it according to your water usage demand. WebNavien npe-240a settings We have a Navien NR-240A installed in new construction in 2012. My water is well water so I am assuming this is correct. WebNAVIEN TANKLESS WATER HEATER RECIRCULATION SET UP WITH DEDICATED RECIRCULATION LINE. An open or shorted sensor causes this issue. This can be determined based on the following factors: The average water usage for different hot water uses are as follows; Check this too: Insinkerator Hot Water Dispenser How-to & Troubleshooting Guide. Set the position of the 2-way valve, which you can find inside the water heater. Allow it to dry and then fix it back. However, I have envious of those who have the NPE with the hot button and wifi link. 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. If you'd like to support the site, please allow ads. WebThe recirculation timer is set to operate ever 15 minutes, even though we are often not at the property. 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. Save my name, email, and website in this browser for the next time I comment. Works great and saves the copper pipes. It looks like you're using an ad blocker. Navien NaviCirc Recirculation Valve Description How it 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. It means there is some issue with the OT-remote controllers operation. Protect the water supply and water heating equipment with eco-friendly water treatment solutions. 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. However, we have had repeated issues with the heat level of our domestic water. It means that there is an issue with the air pressure sensor. The problem The amount of time for hot water to come in has actually increased compared to when I had the tank water heater. Default recirculation schedule is every 30 minutes if a 9F degree drop is sensed. Place the filter assembly back into the water heater and secure it with the screw. 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. It allows you to choose the time in 30 minutes intervals. This seems relatively new for navien and is in a recent navien technical bulletin from 04/18/16.
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