This issue is more common in older heater models. The water heater will retain your settings during a power outage. navien Navien Tankless Water Heater How to & Troubleshooting Guide 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. I have not adjusted any other parameters ft. house, so the attic is a 3rd floor). Allow it to dry and then fix it back. It means that there is an issue with the air pressure sensor. It is located on the lowest corner opposite the on and off button. Turn off the device for 30 minutes and then restart it. It generally controls the Temperature Lock. Navien Recirculation Settings You can adjust the temperature while the display is flashing. I mounted the contact switch inside the cabinet per the kit instructions. Navien NPE-240A dip switch settings help please 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. Reinsert the filter into the plastic assembly. Another sign is the error code display. It means there is some issue with a water pressure sensor. I have an NR240A for about 10 years now. Go along the steps described below to set the recirculation settings. That's an interesting solution. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. WebNavien Virtual Trainings Live Training On Demand Real time virtual training hosted by one of the Navien product trainers. 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. Works great and saves the copper pipes. Inspect the water feeder valve, water pressure, and water pressure relief valve. Also the unit needs to be set to utilize the recirculation feature. Save my name, email, and website in this browser for the next time I comment. I know very little about plumbing and have a few questions that I would appreciate if any experts here could please answer for me. 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. But you shouldnt change it until you convert the unit for propane use because gas type configuration is factory default. Navien Recirculating Water Heater Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Also, check if the electrical cord is grounded correctly or not. Feb 26, 2023. 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. An open or shorted sensor causes this issue. There is some issue with the front panel key. the Up or Down button. Make sure the electrical cord is grounded. We are on well water and have a low flowing well. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. #1. 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. 1. A loose part causing unnecessary vibrations, Vacuum in the water lines causing vibrations, A dirty flow sensor leading to gas flow interference and producing weird noises. 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. What I am going to discuss in this article is-. Examine the wiring and thermistors condition. Worst case is your plumber might have to call since they require them to maintain it. Note: You must set up the Time Settings in the Configuration menu to choose these options. Still appears to have the same "Enable/Disable" terminology. Error Code E480 It tells you about the abnormality of the external tank thermistor. What kind of range do you get from the remotes? You can find one on the PCB and the other one on the front panel. WebWe now have a NR-240A unit and we were excited to have problems behind us. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. Navien Without further ado, lets get started right here. It allows you to choose the time in 30 minutes intervals. Reddit and its partners use cookies and similar technologies to provide you with a better experience. If you'd like to support the site, please allow ads. 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. The NPE-210A-LP is the mid-range model from Naviens NPE-A series where A stands for advanced. The 2-way valve inside the Navien is set to internal recirculation. Everything seems to be installed correctly, but their repatriation does not work as intended. When should the recirculation be on Ensure the recirculation pump was installed correctly. 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. Efficient and earth-friendly products designed for any size home. 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. Once the tank is thoroughly drained, clean the base of the heater. Reconnect the power supply to the water heater. Navien NR-180(A) Operation & Installation Manual It tells you about the improper operation of the flow sensor. Find brochures, manuals, guides, labels, specs, drawings, revits & certificates for Navien NFC-250/200H condensing combi-boilers. WebWe now have a NR-240A unit and we were excited to have problems behind us. You can change the tank thermistor if needed. 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. Press the OK button to set the deactivation time. For a better experience, please enable JavaScript in your browser before proceeding. 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. 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. I pushed the little lever inside the unit down to use the external line. It is caused by an open or shorted air pressure sensor. Installation and Operation Manual You must log in or register to reply here. How To Optimize NVIDIA Control Panel For Gaming & Performance, Navien Recirculation Settings: Everything You Need To Know. You need to run white vinegar through the system, to descale the water heater. An open or shorted sensor causes this issue. I expect that would have some positive effect on the time to deliver hot water, even if it is small. 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. The total amount of water needed is 2 gallons + 1.5 gallons + (3 gallons * length of shower). If the issue persists, contact your original installer or an NSS to service the sensor. 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. If the problem does not get resolved, replace the motherboard or control board or hire a professional t do it. Navien The error code E445 tells about the defect of the bypass mixing valve. Connect a regular garden hose to the hot side service valve. I connected the Hot Button control board to the main PCB per the instructions. As I mentioned, this switch configures the water heaters gas type setting. I recall it was p23 but it was definitely larger than p20. The heating supply thermistor is defective. Navien Then, read the manual on Navien tankless water heater how to reset. Close the cold and hot water inlet valves and then drain the water heater. 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. Navien When should the recirculation be on Pour two gallons of white vinegar into a 5gallons bucket. 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. Navien Tankless Water Heater How to & Troubleshooting Guide