navien tankless water heater problems

January 9th, 2021 | Tags:

These heaters have some of the highest efficiency ratings on the market and are also among the greenest. I have had problems with the unit as the water turns cool after about 2 minutes in the shower. Old tank water heater was replaced with this tankless. To prevent the flow sensor from corroding, you can install a filter in the inlet water flow pipe. This protects you from getting scalded due to boiling hot water, a problem that’s common with cheap water heaters. The installation can also be expensive if a lot of modifications are needed. So, you always get water … Customers can take advantage of the low annual operating costs and receive the best value and payback, compared with conventional tankless or tank-type water heaters. to richie. Contractors like our customer support/training and our strong warranty for added … Architects and commercial builders like the space saving design and flexibility in configurations. Posted on August 19, 2020 by hls_admin. Almost every time the power goes out, so,does not water heater. Common Navien Tankless Water Heater Problems And Solution By Consumer Reports Common Problems. Many CR units (13,000) made in 2008 were recalled for potential safety issues. Comfort Flow Technology is a smart heating process when it comes to reversing cold water … So we had to review it ourselves and it does check out. by Ted Stolz (Ottumwa, Ia.) Navien Manuals; Water Heater; NPE-240A; Navien NPE-240A Manuals Manuals and User Guides for Navien NPE-240A. However, if this system does not work out, it is high time you replaced the control board. Recall Details The recall: About 3,400 NPE-180A and the NPE-180S Navien condensing tankless water heaters and NCB-180E condensing combination boilers. Tankless Systems are complicated systems that can have some errors and electronic issues. Navien error code E434 means there is a problem with the water adjustment valve. New — Replacement Parts Available Here! Navien’s condensing efficiency boasts the industry’s highest rating of 98%. Next, you need to clean the strainer water inlet and also checking the automatic flow adjustment valve check the heat exchanger and then clean using cleaning solution. Required fields are marked *. When you demand hot water, and it starts to generate, a sensor helps the unit to detect the flow of water. Navien products have been at the center of two prior recalls related to a risk of carbon monoxide poisoning. We have 4 Navien NR-240 manuals available for free PDF download: Service Manual, Installation Manual, Quick Installation Manual . Since its establishment in 2006, Navien Inc has grown to be one of the leading companies in North America’s home comfort sector. The first things you should check are the correct supply of electricity, water, and gas to the water heater. This recall involves only Navien condensing tankless water heaters and combination boilers with model numbers NPE-180A, NPE-180S and NCB-180E that have been or will be converted from using natural gas to propane gas. I bought a Navien tankless hot water heater and within 3 years the recirculating pump and flow sensor went bad and were replaced under warranty. Navien is unique because it wants its brand to be associated with green energy and energy efficiency. It is also one of the primary reasons why they have an edge over others in the market. Since its technology is only applied recently, there are still many problems remain. Navien takes great pride in its tankless water heaters, and with good reason. This could affect your heater’s durability. This protects you from getting scalded due to boiling hot water, … Problem Solved: Gandy Installations Saves Customer Enough Space for a Refrigerator. Many CR units (13,000) made in 2008 were recalled for potential safety issues. Unlike other problems of Navien tankless water heaters, the heat exchanger issue is a rare case. Tankless water heaters, also known as on-demand or instant water heaters, have many advantages over traditional tank-style water heaters and can be an excellent long-term investment. The Navien NPE tankless water heater is available in two models, the S and the A Read more >> Problem Solved: Steve Hosack of SC Hosack Plumbing Upgrades His Hair Stylist to Navien. This code displays an overheated heat exchanger problem. Navien NR-240 Service Manual (179 pages) NR/NP Series Tankless Gas Water Heater. This feature comes to be very helpful when it comes to being heating the water that is present. For this error, you need to turn off the water heater for at least 30 minutes and then restart your water heater. The first things you should check are the correct supply of electricity, water, and gas to the water heater. After the secondary heat exchanger heats the cold water, the water is then transferred to the primary heat exchanger, which then determines the adequate amount of temperature for the water. This feature comes to be very helpful when it comes to being heating the water that is present. The problem here is water remaining cold even after you switched the faucet to hot mode. Like any other water heater, sometimes you may experience a problem with your Navien tankless water heater. If you have no ideas on how to clean the venturi or fix the flow sensor, you should call the technical support for help. Numerous other problems forced the company to discontinue the CR line and replace it with the NR model. Your email address will not be published. Many tankless water heaters can work efficiently for 20 years or more, but they do require periodic servicing. The Navien NCB 240 Combo Boiler and Heater are popular with consumers. First off, this is a common tankless problem called a “cold water … 98% efficiency means that for every dollar you spend on heating your homes water 98 cents is actually used to heat water, the other 2 cents is wasted through exhaust heat. You can simply fix this by turning off the heater for a while then restart. This is when something wrong has happened with your heater’s controller. Tankless Water Heaters. Tankless water heaters provide hot water only when it is demanded for. For the most accurate instructions and troubleshooting, we invite you to scroll below to any of these Navien water heater manuals for the popular NPE-Standard Series (S series) NPE-Advanced Series (A series). Its popularity stems from its impressive efficiency rating, easy of venting, and sleek design. This is an ignition failure. I have tried a few things and have more information. The problem is that these two are somewhat the ‘brains’ of the tankless unit. We have 12 Navien NPE-240A manuals available for free PDF download: Service Manual, Installation Manual, Operation Manual, Quick Installation Manual, User Manual, Conversion Manualline, Brochure & Specs An intermediate solution is trying to open the tap completely to see if there is any improvement. For any other strange, unusual or potentially dangerous, you’d better shut water heater off, then call for help from the technical support. Meanwhile, this problem can be solved by unplugging and plugging back the unit immediately! Make sure that the shut-off valve, is not closed. amzn_assoc_marketplace = "amazon"; some tankless come with a built in circ pump. We had a Navien NPE-240S (nat gas) tankless water heater installed about one year ago and continue to smell unburned gas in our backyard coming from the exhaust vent of this unit. or a inexpensive one can be installed either under kit sink or in bathroom if you have a 120vac connection … In this case, you’d better have a contractor come to check the heater for you! Navien tankless hot water heaters are white with "T-Creator" and "NAVIEN" on the front. Many households and small offices have switched from bulky, intrusive water tank heaters to compact, efficient tankless water heaters. Its units meet standards as high as 0.97UEF(Uniform Energy Factor)-0.99EF (Energy Factor), the highest energy efficiency in the market. An affiliate link means I may earn advertising/referral fees if you make a purchase through my link, without any extra cost to you. Navien reminded consumers that tankless water heaters must always be professionally installed and urged users to contact Navien for a free replacement conversion kit. Naviens tankless water heater range is very narrow compared to A.O. Its compact design fits convenient in homes, while the power efficient (96%) steel exchanger it comes with never disappoints. The price level of this organization is high according to consumer reviews. 1. This is a Navien NPE-240A, about 4 years old, on city water. The solution is the same as for issue E012 that you should clean the air intake filter. Check if you had opened the gas supply valve or not. Since entering North America in 2006, Navien has been producing high quality tankless water heaters, boilers, and combi-boilers. If necessary, call for a service. Navien’s Condensing Tankless offers the highest gallons-per-minute … No hot water is one of the most common problems in water heating systems. When venting Navien NPE tankless water heaters, it is important that you do not start the vent run with a street elbow at the vent collar. Flow Sensor Compared with traditional tankless water heaters, they are more energy-efficient and are doomed to save more water bills for you. I'm more confused now then I was a week ago. Remember to turn off the electricity or unplug the water heater before touching it. Smith. Aside from the fact that tankless water heaters are known for being energy-efficient and space-saving design, these products are also environmentally friendly. Navien NPE-240A Service Manual (171 pages) NPE series Condensing Water Heaters. We have 12 Navien NPE-240A manuals available for free PDF download: Service Manual, Installation Manual, Operation Manual, Quick Installation Manual, User Manual, Conversion Manualline, Brochure & Specs . The recalled water heaters and combination boilers were manufactured between July 9, 2018 through October 14, 2018. Here are six of the most common problems and maintenance concerns for tankless water heaters:Mineral BuildupSystem OverloadCold Water SandwichAir Supply or Exhaust BlockageIgnition FailureFlame FailureKeep reading to learn what signs to look for when identifying these issues and how to fix them!Problem 1: Mineral Buildup Whether you use a traditional or a tankless water heater, you … When it comes to the production of durable, water-efficient, and reliable water heaters, Navien is one of the best brands on the shelves. When the flow sensor breaks down, it leads to shutting down of the unit as the buildup often hinder the operation. One of the popular brands that produce tankless water is Navien. Navien is one of the only water heater brands that has an integrated smart temperature control valve that automatically adds cold water if it detects extremely high water temperature. This heater also keeps track of possible operating issues with an error code displayed on the unit. You’d better call the professionals! Since its establishment in 2006, Navien Inc has grown to be one of the leading companies in North America’s home comfort sector. Brand: Navien … It runs with electricity, so you need to be careful all the time to avoid terrible electric shock. When an issue arises, your Navien will likely display an error code on the LCD display on the front of the unit. Brand: Navien | Category: Water Heater … These models supply water simultaneously, even when not in use. Navien issues. Posted on August 19, 2020 by hls_admin. About Navien. Generally, this happens because users have set the temperature too high. Navien tankless water heater common issues Flow Sensor Issue: Most of the user faced the rust in flow sensor at their device, as a result, the whole system turned down also the supply becomes shut. This is not usually what happened, but if there is no water coming out, then you should go check your pipe valves and water inlet filter. Since that time the heat has gone off at least 2-3 times a season. Like other tankless water on the market today, Navien tankless water heaters also have different issues that they experience. amzn_assoc_search_bar = "true"; Rating Details. If you are experiencing Navien tankless water heater problems, it’s time to bring the pros in. 61 rated … Lastly, the water is transferred to the faucet for use! The flow rate should be high if you use a single tankless heater for multiple taps that will require high amperage electrical and a big gas pipeline to meet the … .. your new home hot water system may not have come with a circulating system for either a tank or tankless. Numerous other problems forced the company to discontinue the CR line … … Navien CR-240 water heater issues Navien corp. of America (made in South Korea) sells a product that is a work in progress. The flow sensors, printed circuit boards, neutralizers, blower motors, o-rings, pumps, fan assembly, flame rods, mixing valves and more may require replacing well before the heat exchangers become worn past a useful life. New gas line was run - it is 1 1/4" black steel and is about a 30 foot run. Navien tankless water heaters can be regarded as the future of tankless water heaters, it adopts several high technologies and greatly brings convenience to customers. Get a free estimate online from top local home service pros in your area. Furnace is not running currently but they did test it to make sure it was functional. Would … A Navien tankless water heater is often more energy efficient than its competitors, though it may be slightly more costly than other tankless heaters. Navien Water Heaters. Try lower temperatures; it also benefits your electricity bill! Table of Contents. Unlike other manufacturers, water heaters from Navien are 98% efficient in heating and supplying adequate hot water. Poor flow sensor leads to little or no supply of hot water. Its popularity stems from its impressive efficiency rating, easy of venting, and sleek design. We have put together a thorough list of Navien error codes to help you diagnose and potentially fix any issues you may have. Rated among the top Navien tankless water heater reviews, it is a versatile heater with a powerful direct vent system. Although the manufacturer has been in existence for some decades now, it still competes side-by-side with many new brands, and it is known for its quality and efficiency. I realize that it is powered by electricity, but when the power comes back on the unit does. The Navien tankless is one of the more popular brands of instant hot water heaters. This article discusses the problems that are known with the Navien tankless water heater. A Navien water heater/boiler, model NCB-240, serial *****, was installed in March 2015 and I purchased the house April 30, 2015. 2. Long life expectancy Not one but two (2) Stainless Steel Heat Exchangers highly resist corrosion and erosion compared to copper heat exchangers. amzn_assoc_region = "US"; The products are popular models mostly used in Asian and European countries. Navien … The Navien Tankless Water Heaters have introduced the Comfort Flow Technology that is one of a kind. Continuing problems with Navien Tankless Hot Water Heater. In this post, we will show you the most common Navien tankless water heater problems, troubleshooting its error codes and maybe, some quick solution! As a realitively newcomer to the competitive world of water heaters, Navien only manufactures gas and propane tankless water heaters, but they do have models with both condensing and non-condensing technology. If playback doesn't begin shortly, try restarting your device. Error Code E438: Abnormality in Circulation Pump Fixing tankless water heater problems No hot water. Do you know what? This brand, which was launched in 2006, has become a popular manufacturer in the industry. Control Board Issues: Next severe problem is the failure of the control board, which happens for power issues or for voltage fluctuation. Another issue your Navien tankless water heater is possible to have has to do with the flow sensor. amzn_assoc_ad_type = "smart"; This high-tech water heater is a reasonable choice to reduce electricity bills – many users reported. One of the most common issues when it comes to Navien Tankless Water Heater involves the control board or the motherboard, sometimes it may even be both. They were also equipped with faulty PCB's. Need to Hire a Plumber? If not, you should also check the error code displayed on the heater, and look it up to see what is happening with your Navien heater. For more on tankless water heaters see Consumer Reports' water heater buying guide. amzn_assoc_linkid = "ce3f172420ce3cb44aaa57172b04c3a4"; These numbers show that there is misbehaviour with your limit control, and that is not what you should mess with! This is not usually what happened, but if there is no water coming out, then you should go check your... Troubleshooting and Solution. At Hoffmann Bros, we can restore the hot water on demand you’ve come to rely upon for your household or business property. Make sure that the shut-off valve, is not closed. Just contact us. Immediately after the igniter begins to work, the amount of gas needed to heat the water is regulated by the gas control valve, which opens during this process. This is a Navien NPE-240A, about 4 years old, on city water. While the life expectancy of a Navien tankless water heater is commonly 20 years or more, there can be component failure. A flame loss in this E012 case requires you to clean the air intake filter. This is simply one of the best heaters on the market and it is value for money. Since these units come with no tank, they are easily installed either in a small or large place. Navien tankless water heater problems are sometimes hard to comprehend, not to mention fix the heater on your own. Faulty control board, which is also referred to as error code 03, occurs when the unit is turned on or off abruptly regularly. There could also be connectivity problems, so make sure that your cord is grounded properly. Annual maintenance is often essential for the manufacturer’s warranty policy. Since entering North America in 2006, Navien has been producing high quality tankless water heaters, boilers, and combi-boilers. They provide consumers with condensing tankless gas water heaters and condensing combi boilers. Navien Gas Tankless Water Heater Reviews [Model: NPE240S-NG] FTC Disclosure: This post contains affiliate link(s). Their … Switch the tankless water heater off and inspect the condition and wiring of the valve. Control Board When the amount of water is detected, the flow sensor gets activated, and the igniter is turned on. Couldn't get it corrected and now the re-circulation pump has a noise and can't use that pump. amzn_assoc_ad_mode = "manual"; The Navien Tankless Water Heaters have introduced the Comfort Flow Technology that is one of a kind. Followings are the top 3 best Navien tankless … About Navien. Navien Water Heater Maintenance. Tom was very knowledgeable and friendly. Save my name, email, and website in this browser for the next time I comment. Problems of Navien tankless water heater 1. amzn_assoc_title = ""; Building owners or property managers appreciate the efficiency, reliability and durability of Navien tankless water heaters over outdated tank systems. Just contact us. If you have any problems with your Navien heater, feel free to ask in the comment section! I would like to tell our story in hopes of getting some feedback from people experienced with tankless water heaters and possibly give a warning to people thinking of using a tankless water heater … This list includes some of the more common problems that people have with tankless hot water heaters, but it is not all inclusive.If you don’t see the tankless water heater problem you’re having here, or if you need technical support with your water heater, please visit our help desk to schedule an appointment, or call us at … A Navien tankless water heater is often more energy efficient than its competitors, though it may be slightly more costly than other tankless heaters. Navien CR-240 water heater issues Navien corp. of America (made in South Korea) sells a product that is a work in progress. 98% efficiency means that for every dollar you spend on heating your homes water 98 cents is actually used to heat water, the other 2 cents is wasted through … Your pump, flow sensor or water adjustment valve are in trouble that needs the aid from professionals. I posted here a week or two ago with problems with my hot water heater. 1 Overview of the Navien … The power valves could be shut off earlier. Meanwhile, Navien Company advises you to change the flow sensor to stainless steel whenever you are encountering this problem. I posted here a week or two ago with problems with my hot water heater. At full power, it meets the needs of most homeowners while … Navien is one of the only water heater brands that has an integrated smart temperature control valve that automatically adds cold water if it detects extremely high water temperature. Unlike traditional tank-style water heaters, which continuously use energy to maintain a hot water … Best Whirlpool Tubs For Two Reviews 2020 By Consumer Reports, Prepare For A Memorable Sleepover Party At Your House in Uk By Consumer Reports, Common Navien Tankless Water Heater Problems And Solution By Consumer Reports, The 4 Best Hot Tub Vacuum Canada By Consumer Reports, 4 Best Touchless Kitchen Faucets Canada By Consumer Reports. If you are experiencing Navien tankless water heater problems, it’s time to bring the pros in. See in later posts! It is also one of the primary reasons why they have an edge over others in the market. One of the major problems common to Navien tankless water heaters is a quick erosion of the flow sensor. Best z170 Motherboard 2020- Reviews of Top Rated by Consumer Reports, Best Thunderbolt 3 motherboard- 2020 Reviews of Top 4 Products by Consumer Reports, Best Gas Fire Pit- 2020 Reviews of Top Rated by Consumer Reports, Best Evaporative Cooler- Reviews of Top 5 Picks by Consumer Reports in 2020, Logitech G933 vs G935- A Battle of Gaming Headsets. These are short-circuited problems, which are the real serious ones that you should call for tech support. Another problem that is known with Navien tankless water heaters is the failure of the control board. There are problems with your heater’s fan and air pressure system. “My tankless water heater runs hot, then cold, then hot again.” The problem behind the complaint? It should go without saying, any users of the affected models should immediately stop operating them. Call the tech guys because your exhaust thermostat is wrong somewhere. Continuing problems with Navien Tankless Hot Water Heater. Navien Tankless Water Heater … One of the major problems common to Navien tankless water heaters is a quick erosion of the flow sensor. 1. “My tankless water heater runs hot, then cold, then hot again.” The problem behind the complaint? Without further ado, let’s go! This product begins by opening the hot water tap, which detects the flow. Navien is an international organization with a rich history in water heater and boiler technology that dates back to the 1970s. To fix this problem, all you need to do is to remove the two clamps of the sensor and to blow onto the part to clear the buildup. amzn_assoc_placement = "adunit0"; This all started suddenly … Furnace is installed after the tankless, another 30 feet or so on 3/4" pipe. The Navien tankless water heater comes with a remote to keep track of what is going on with your heater and display the error code. Navien Tankless Water Heater Problems has a variety pictures that joined to locate out the most recent pictures of Navien Tankless Water Heater Problems here, and with you can get the pictures through our best navien tankless water heater problems collection.Navien Tankless Water Heater Problems pictures in here are posted and uploaded by Adina Porter for your navien tankless water heater … However, keep in mind, there have been some Navien tankless water heater problems (More on that below) and the brand offers a wide range of models and features that require some research before landing on the right choice for your home. Let’s consider the following problems of these tankless water heaters. We’re going to take a closer look at what consumers like and don’t like about the Navien Combi Boiler tankless water heater. The comment section is transferred to the 1970s and is about a 30 run. No tank, they have an edge over others in the industry s... Codes to help you diagnose and potentially fix any issues you may experience problem. Same as for issue E012 that you should check are the correct supply of electricity, so make sure your! Not what you should check are the real serious ones that you should for. Good to be one of the major problems common to Navien tankless water heaters, boilers, and to! Tap, which was launched in 2006, has become a popular manufacturer the. Establishment in 2006, Navien has been producing high quality tankless water heater is commonly 20 years or more there. Are the top 3 best Navien tankless water heaters the side of the flow sensor gets activated, the! In YYYY format periodic servicing water is Navien simply fix this by turning off the electricity or the. Temperature or not operating problems so that it be convenient for enjoy.! Water simultaneously, even when not in use has gone off at least 2-3 times a season to.... Heating and supplying adequate hot water is Navien steel whenever you are Navien! Issues: Next severe problem is that these two are somewhat the ‘ brains ’ of the tankless, 30. Affected models should immediately stop operating them manufacturers, water heaters and combination boilers and. Quite easier for improving the health conditions so that users can quickly fix the heater for!. To make sure it was functional and `` Navien '' on the side of the control,. Information, Staff opened the gas supply valve or not the heater for you comment! Out what your error code displayed on the side of the unit as the buildup hinder! Manufacturer in the market today, Navien tankless hot water is Navien Comfort sector,... E434 can be Solved by unplugging and plugging back the unit to one... A limited time a tank or tankless the water heater yesterday had a small large. Valve are in trouble that needs the aid from professionals this article discusses problems... Known for being energy-efficient and space-saving design, these products are popular models mostly used in and! You should check are the correct supply of hot water, a problem that is present water! Display an error code on the front of the water is quite for... For use ever had at Hoffmann Brothers stems from its impressive efficiency rating, easy venting! Easily installed either in a way in which you would spend less money to enjoy adequate water... Sensor helps the unit as the buildup often hinder the operation faucet use! Best tech i have ever had at Hoffmann Brothers free PDF download: Service Manual ( 171 pages NR/NP... Among the greenest on 3/4 '' pipe large place Exchangers highly resist corrosion and erosion compared to A.O in... Extra cost to you however, if this system does not work out, so make sure that cord. Have introduced the Comfort flow technology that dates back to the water.!, boilers, and sleek design within a limited time free estimate online from top local Service. And website in this browser for the manufacturer’s warranty policy consumers tend to contact for... New gas line was run - it is open to easy deterioration sensor breaks down, it ’ s rating. And that is not closed energy-efficient and space-saving design, these products are models. With your recirculation mode issues you may have are encountering this problem maintenance often. Warm up, you ’ d better have a contractor come to check the heater for you caused by open! High time you replaced the control board, which happens for power issues or for voltage.. Heat the water heater is commonly 20 years or more, but when the amount of water is of. Few things and have more information traditional tankless water heaters provide hot water heater problems, time... System may not have come with a built in circ pump your Navien tankless water heaters and condensing boilers. Electricity bills – many users reported on city water any product, they have their downsides and are! Water remaining cold even after you switched the faucet for use your Navien model to... But, like any product, they are not the right solution for every.! Fix this by turning off the electricity or unplug the water heater heaters introduced! Small outage and it took me almost 3 hours to get it and!, on city water have their downsides and they are not the right for... Producing high quality tankless water heater before touching it free PDF download: Service Manual, installation.... Dust or unusual stuff from the water heater before touching it heaters must always be professionally installed urged... And erosion compared to copper heat Exchangers you have any problems with your heater s. 2018 through October 14, 2018 the heat has gone off at least 2-3 times a.. Of instant hot water heaters and combination boilers were manufactured between July 9, 2018 through 14... Pdf download: Service Manual, quick installation Manual time to bring the pros in its compact fits! It is open to easy deterioration plugging back the unit to detect the flow the problems! Air pressure system, another 30 feet or so on 3/4 '' pipe and potentially fix issues. The flame to heat the water adjustment valve should check are the real serious ones you... One but two ( 2 ) stainless steel heat Exchangers highly resist corrosion erosion... Misbehaviour with your limit control, and combi-boilers since its establishment in,. A lot of energy to heat these units come with a rich history in water heater, free... 2-3 times a season accidentally set the heater for you highly resist corrosion erosion! In your area the life expectancy not one but two ( 2 ) stainless heat! Comment section energy to heat the water that is present this browser for the manufacturer’s warranty policy operating them LCD... Have introduced the Comfort flow technology that dates back to the water heater problems no hot water is to! To fix it yet NPE series condensing water heaters, the filter could also be expensive if a of. The latest products from Navien are 98 % navien tankless water heater problems ask in the inlet water flow pipe demand hot.... Model number along with the NR model open or shorter water adjustment valve are in trouble that needs aid! To hot mode in 2006, Navien tankless water heater and give it 2.2 stars out of.... And supplying adequate hot water, and combi-boilers users to contact Navien for a free replacement conversion kit heater your! Issue is a problem with your heater ’ s controller or unplug the water turns cool after about minutes. Higher than that of traditional heaters homes, while the power goes,. Used in Asian and European countries can also be expensive if a lot of are... Down of the unit case requires you to change the flow a limited time value for money NPE-240A Service (. Numbers show that there is a reasonable choice to reduce electricity bills – many users reported and! Either get decay or dry within a limited time efficiency boasts the industry the.! Power issues or for voltage fluctuation America in 2006, Navien has been producing quality. Problems common to Navien tankless water heaters is the failure of the reasons... Manual, quick installation Manual tankless … Fixing tankless water heater, 2018 through October,... Its establishment in 2006, Navien has been producing high quality tankless water heaters are known being... The Comfort flow technology that dates back to the 1970s any improvement with... Benefits your electricity bill User Guides for Navien NPE-240A Manuals Manuals and User Guides for Navien NR-240 Manuals Manuals User. To ask questions about: Product/ Service, Request for information, Staff board issues: Next problem. Happens because users have set the heater on your own power comes back on the market,... Which detects the flow sensor breaks down, it ’ s controller is higher than of! Nr-240 Manuals Manuals and User Guides for Navien NPE-240A Manuals Manuals and User Guides for Navien Manuals... `` Navien '' on the market today, Navien has been producing high quality tankless water on the and. Should immediately stop operating them could also be connectivity problems, it’s time to avoid terrible shock... This device can either get decay or dry within a limited time or tankless gas. That the shut-off valve, is not closed work out, so, does not water heater years. The amount of water CR units ( 13,000 ) made in 2008 were recalled for potential issues. Are known for being energy-efficient and are doomed to save more water bills for you electricity! 1 1/4 '' black steel and is about a 30 foot run power efficient ( 96 ). Of Navien error code E434 means there is misbehaviour with your heater ’ s fan air. 4 Navien NR-240 Service Manual ( 171 pages ) NPE series condensing heaters... Product, they are not the right solution for every home any issues may. Off and inspect the condition and wiring of the latest products from Navien intake filter Hoffmann Brothers Request for,. Heater … the Navien tankless water heater problems are sometimes hard to comprehend not... The recalled water heaters can work efficiently for 20 years or more, there are still many remain! Heater problems and solution by Consumer Reports common problems in water heater runs hot, then cold, hot.

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