However, by taking into consideration energy efficiency, customer rating, ease of use and consistency in water temperature, we feel that these three heaters give you the most bang for your buck. Overall, Navien tankless water heaters, pretty much like the rest of the appliances produced by the brand, have a high rating efficiency above 90%. It runs with electricity, so you need to be careful all the time to avoid terrible electric shock. Flow Sensor. © Copyright 2020 Hearst Communications, Inc. It flushes the system clean while it bleeds the tank of any air trapped inside. In the year 1960s, they have established the high-performance tankless water heater line in Japan. Tankless water heater maintenance is a must and should be done at least once a year. Allow the tank to drain. Hot water from the tank can cause scalds or burns if you don't let it cool sufficiently. Navien claims, and we’ve independently backed up using a number of other sources, that their products have the highest energy efficiency in the industry — up to 0.97 UEF / 0.99 EF. Navien – Ultra-Efficient Tankless Water Heaters. As a native Californian, artist, journalist and published author, Laurie Brenner began writing professionally in 1975. 4. See Also: Condensing vs Non-Condensing Tankless Water Heaters. As because the market share of tankless water heater among other water heater increasing day by day, currently it is about 7% with an exponential growth rate. See in later posts! There could also be connectivity problems, so make sure that your cord is grounded properly. To keep your water heater functioning and avoid a buildup of minerals and rust inside the tank, it helps to bleed the line on the water heater annually. So based on the price, you can say that you will need to spend 33$ monthly for a family of two. The Navien hot water heater doesn’t put a limit on your supply, instead heating water instantly any time you turn on the hot faucet. Navien Tankless Water Heater Reviews. How can I tell the age of a Navien tankless water heater from the serial number? Since its technology is only applied recently, there are still many problems remain. How Tankless Water Heater Maintenance Helps. Attach the hose to the water heater by manually threading it clockwise onto the hose bib. Each error code leads to different operating problems so that users can quickly fix the heater themselves. The hose bib has to be turned on and off as the bucket fills -- a cumbersome method that can introduce air back into the tank. Navien, as a brand, has been active for many years now. For any other strange, unusual or potentially dangerous, you’d better shut water heater off, then call for help from the technical support. In this case, you’d better have a contractor come to check the heater for you! Serial number styles/formats found are: →Style 1: 9545J 11 5 27 52044 →Style 2: 7414C 14 X1771143 →Style 3: 9262-2008 12 08-1027 See all tankless water heaters benefits and how you can reduce the cost to install a tankless water heater. While checking the efficiency factor, we found that these Tankless Water Heaters can easily record an efficiency factor of 0.98. Although uncommon, issues can arise if something isn’t working correctly within your water heater. When it is cool, you can begin the process. Changes in water quality Check online or call your local water plant to see if there have been any recent changes in water quality. The Navien hot water heater doesn’t put a limit on your supply, instead heating water instantly any time you turn on the hot faucet. Navien is part of KyungDong Navien. Contact us at 224-220-3656 today for a hot water heater cost quote! Each has their own advantages and disadvantages to consider. 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. There are two major flavors of gas-fueled tankless water heater: condensing and non-condensing. In all cases, tankless water heaters must be property vented. Every model of Navien tankless water heater is Energy Star rated. The solution is the same as for issue E012 that you should clean the air intake filter. A tankless water heater for a 2-bathroom house, therefore, would need to offer a GPM of 8.5 to provide all the appliances with water at the same time. Navien tankless water heaters work in a way in which you would spend less money to enjoy adequate hot water supply. The exhaust vent is also made of PVC or plastic and not metal which a … Use caution when draining the tank of hot water. From its name, you might know that Rinnai is originally a Japanese brand. Plug the heater tape into the nearest 120V circuit at the beginning of the pipe by the heater. See in later posts! If it is an electric tank, you can turn it off at the circuit breaker in the electric service panel for the home. Steve Hosack of SC Hosack Plumbing Upgrades His Hair Stylist To Navien Read more >> Navien News. Although uncommon, issues can arise if something isn’t working correctly within your water heater. Tankless water heaters are a great investment for your home or office. Remember to turn off the electricity or unplug the water heater before touching it. Navien tankless water heater problems are sometimes hard to comprehend, not to mention fix the heater on your own. For example, the “14” between “C” and “X” in the data tag shown below indicates the water heater … It's important to perform a flush with food-grade, white vinegar at least once every 12 to … This code displays an overheated heat exchanger problem. (similar to those used on intake water lines of washing machines) This screen is the last line of defense to keep particles from entering the water flow sensor housing and inhibiting the use of the heater. This product begins by opening the hot water tap, which detects the flow. A hot water heater with trapped air inside does not operate at peak efficiency. 2. Gas Emission. It also helps to drain the tank more efficiently if you have to lead the hose out a window or into a tub to drain, as the pressurized incoming water serves to push the water out of the hose. Allow the water to run until the tank flushes clean. Their NPE-S Series of tankless water heaters includes one model at 97% efficiency and three with superior efficiency at 99% (NPE-180S, NPE-210S and … You can simply fix this by turning off the heater for a while then restart. How to Flush a Tankless Water Heater and Clean the Air Intake Filter: Tankless water heaters will build up calcium and debris on the elements and the filters inside the machine. If you have no ideas on how to clean the venturi or fix the flow sensor, you should call the technical support for help. Last year Navein had pulled back almost 3,400 on demand water heater (tank-less) for the second time due to CO contamination but the scenario of the first time was a bit different in 2009. 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. 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. While checking the efficiency factor, we found that these Tankless Water Heaters can easily record an efficiency factor of 0.98. Tankless water heaters blow exhaust from the heater horizontally with the use of fans thereby permitting vents to end on a different position of your house. Along with Rheem, EcoSmart, and Noritz, Rinnai is also a well-known brand in the tankless water heaters industry. Navien … 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. Using a bucket is not a good way to drain the hot water heater. Besides, the filter could also be clogged by dust or unusual stuff from the water supply. Problems with Tankless Water Heater Temperature. On that time Navien tankless water heater problems were about technical issues.. To break the ice regarding a technical … How to Remove a Water Heater's Drain Valve, Removing Melted Plastic From a Baseboard Heater, How to Replace the Water Line to a Toilet, Consumer Reports: Weekend Project -- Flush Your Water Heater, How to Fix a Popping Noise on Water Heaters, How to Hook Up an Electric Hot Water Tank, How to Repair a Dripping Gas Water Heater, The Urgency of Replacing a Water Heater Valve. A family consisting of 3 to 4 members will need to spend $55 dollars, a family consisting of more than 5 members need to spend $77 to $88 each. Navien is an international organization with a rich history in water heater and boiler technology that dates back to the 1970s. Whether you have a gas, electric, oil fired, or tankless water heater, we cen repair or replace them all. For a gas-powered water heater, shut off the gas valve by turning its handle perpendicular to the gas line. In fact, Navien has the largest market share of condensing gas water heaters in North America. Locate the switch near the bottom of the tank. Another reason why most people do opt for a Navien Tankless Water Heater is … When you shut the hose bib off as the cold water is flushing the system, this prevents air from being trapped inside the tank. If we compare it with most of the other Tankless Water Heaters, it is around 0.82. Also commonly referred to as an on-demand water heater, the tankless water heater may need maintenance every six months if your water heater is set to a high temperature or if you have hard water. Incredibly efficient, they are designed to heat water in seconds, and only … You’d better call the professionals! If you have any problems with your Navien heater, feel free to ask in the comment section! Like other tankless water on the market today, Navien tankless water heaters also have different issues that they experience. Here are six of the most common problems and maintenance concerns for tankless water heaters… Problems of Navien tankless water heater. About Navien. Spread a small plastic tarp or section of plastic underneath the hose bib. With the hot water heater off, leaving the cold-water inlet on serves a dual purpose. Efficiency: Each of the Navien NPE-A Series tankless water heater models are 97% energy efficient, offering consumers a high level of efficiency. With a Navien Tankless Hot Water Heater, such as the Navien 240 there is no limit on your hot water. Not only are they highly efficient, but they can also save you money by heating water only on-demand. Let’s consider the following problems of these tankless water heaters. Touch the exterior of the tank. Stainless steel heat exchangers are less likely to be damaged when the unit is used over a long period. The focus of the company today is condensing technology. Navien Premium Non-condensing tankless water heaters deliver a continuous flow of hot water for as long as you need it. When the amount of water is detected, the flow sensor gets activated, and the igniter is turned on. Tankless water heater considered as a most modern heating device to supply continuous hot water flow. Look for the number between two letters in the middle of the serial number. Once the tank is full, you can turn the hot water heater on again. However, by taking into consideration energy efficiency, customer rating, ease of use and consistency in water temperature, we feel that these three heaters give you the … Hot Water Heater Repair on A Professionally Installed Navien Tankless Hot Water Heater - DONE! Post navigation However, since it is unlikely that water needs would ever be this high, the house would manage fine with 7.5 GPM. At Hoffmann Brothers, our Navien contractors are available to help identify the very technical language found in popular Navien water heater manuals and break them down into easy to understand terms, highlighting the most important elements for your Navien products. With a Navien Tankless Hot Water Heater, such as the Navien 240 there is no limit on your hot water. Venting of a tankless water heater in accordance with the manufacturer’s directions is very important in order to install the water heater. Immediately … Your pump, flow sensor or water adjustment valve are in trouble that needs the aid from professionals. Without further ado, let’s go! One other possibility is that there is a problem with your recirculation mode. Tankless water heaters depend on a few factors like regional labor and material costs, the brand and capacity of the water heater. Let’s take a look at the condensing vs non-condensing tankless water heater debate to see how they work and how they compare to each other. A hot water heater with trapped air inside does not operate at peak efficiency. Bleeding the line on the water heater removes trapped air and the mineral deposits that can affect the water heater's ability to heat water. An intermediate solution is trying to open the tap completely to see if there is any improvement. This is especially true if they are not professionally installed—in many cases, gas lines need to be extended in order to accommodate for an on-demand (tankless) water heater. It was the first brand to introduce consumer-grade water heaters in the market, and as such, it’s a company with a pretty good reputation it must protect. A flame loss in this E012 case requires you to clean the air intake filter. The hose bib is similar to the faucets found on the exterior of a home to which you connect a garden hose. To ensure a tight seal, use the wide-mouth pliers to tighten the hose fully onto the drain cock. Here are descaling instructions for the most common tankless water heater manufacturers: After, use ImproveNet to connect with local plumbers! This indicates air inside the tank. The date of production/manufacture or age of Navien® Tankless Water Heater(s) can be determined from the serial number. 2. Lead the hose to the outside through a window or into the tub to drain. How to Flush Out a Tankless Hot Water Heater. Over time, a tankless water heater can accumulate minerals that can build up on and erode the walls inside your tank's heating chamber. Call the tech guys because your exhaust thermostat is wrong somewhere. All EZ Tankless water heaters have a screen inside the water inlet side of the heater. Navien tankless water heater is one of the latest products from Navien. Brenner graduated from San Diego's Coleman College. The company was founded in 1978 as Kyung Dong Machinery Co., Ltd. but changed its name when it entered the North American market in 2006.. Turn off the hot water heater. How to Repair a Gas Tankless Water Heater. Well, if you haven’t, then your error code might not be here (since we do not list out all the possible code) and you should call for tech support. Tankless Water heater manuals can be complex. The primary type of maintenance service that’s needed for most of these units relates to cleaning the system in … When the water is clear and cold, turn off the valve on the tank's drain cock. About Navien. Tankless water heaters are a great investment for your home or office. Last year Navein had pulled back almost 3,400 on demand water heater (tank-less) for the second time due to CO contamination but the scenario of the first time was a bit different in 2009. 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