how to flush ecosmart tankless water heater

Open the hot and cold service ports and turn the pump on. Turn OFF the electrical power to the tankless unit at the breaker. Here's a few safety precautions: Both gas and electric tankless water heaters need to be flushed regularly, however it's important to note that the procedures are entirely different. With the proper care, a tankless water heating system can have a service life of up to 25 years and save you money every month in utility expenses. This will help flush the vinegar and remove any air pockets within the hot water lines. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Remove the cold water inlet filter and (if present) hot water in-line filter. Allow the water to run for 10 minutes, then CLOSE the. One of your best friends for flushing a tankless water heater is a submersible pump. These kits generally include everything you need, such as a pump, bucket, descaler, and hoses. Navien Tankless Water Heater Reviews (Updated 2020) 20 Best Tankless Water Heater Reviews – Ultimate Buying Guide 2020 10 Best Electric Tankless Water Heater 2020 Manufacturers are always looking to improve their products and there are many models designed to help reduce lime scale build-up from forming in the first place. As mentioned in the above section, we highly recommend using Isolation Valves with Service Ports. Many of the maintenance tasks necessary to keep your tankless system running at peak performance can be completed by the homeowner. Open your faucets to allow any water to drain from the heater. From your stove to toilet, a wide range of items in your house have some form of isolation valve installed for maintenance or emergency purposes. Don't guess, find out when and how to flush your tankless heater. Open the purge port valves by twisting them perpendicularly to the position of the cold and hot valves. Tankless water heaters are not immune to problems. Pour four gallons of undiluted virgin food-grade white vinegar into the bucket. Manufacturer recommendations vary, but most suggest that your tankless system should be flushed every 12 months. Bosch offers an O-ring kit that can be purchased. This is because gas tankless models operate by burning gas, which is harder to control than electricity. Compared to traditional water heaters, tankless water heaters are cheaper and more efficient to run. Close the cold water shut-off valve. 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. The first step is you need to turn off the gas line valve. Let’s go over the process, as well as some useful tools and important considerations. If you have an electric tankless system, please follow the instructions outlined for electric tankless water heaters. Open the cold water shut-off valve to flush out any remaining vinegar through the second hose into your bucket for about ten minutes. Besides lowering the efficiency of the heater, this will also negatively impact the service life of the heat exchanger and ultimately the tankless water heater. EcoSmart’s patented, self-modulating, tankless water heating technology delivers hot water instantly—and for as long as you need it. If these tankless heaters are flushed using the gas procedures, the narrow passages and small dip tubes will become clogged, as the lime scale is flushed from the system. ECOSMART ECO 36 is a 36-kilowatt tankless ECOSMART ECO 36 is a 36-kilowatt tankless electric water heater ideal for providing hot water for apartments, condominiums, townhomes and other whole home applications. EcoSmart Tankless Water Heaters. If not flushed properly, the tankless unit could be damaged and require service/repair. The three top brands for gas tankless models are Rinnai, Rheem, and Noritz. Lot cheaper than calling a plumber to flush. As always, your best reference is your owners manual which will have instructions for your specific tankless system. Shut off the electrical power at the breaker. Rheem RTG20124 Flush Kit – Tankless Water Heater Flush Kit. EcoSmart tankless water heaters are like any tankless or conventional tank water heaters. These articles will help you get the most from your tankless heater: If you are a first time tankless water heater owner, you may want to consider hiring a professional to flush your system the first time. Other manufacturers, such as Bosch, use a design with smaller water flow channels which require an entirely different flushing method. You can see the difference once you start using it. Another great tool is a good flush kit. An excellent one that I recommend is J.C. Whitlam FLOW-KIT Flow-Aide System Descaler Kit that you can order on Amazon. You'll be able to observe, ask questions, and take notes. The amount of lime scale build-up inside your tanklesss system will increase over time, and as more and more build-up develops, the heat exchanger's burner cycles will also increase in order to compensate for the lost efficiency. 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. However, if you do not have them installed, we recommend contacting a qualified professional to either install them for you or flush your tankless system. Store the heating elements in the cooper chambers of the heater so that they can also be cleaned. As a general rule, your tankless water heater should be flushed once per year to maintain efficiency. Flush out any sediment and debris from the filter housing. Flushing a tankless water heater on a regular basis is the single most important task to keep your heater running at peak performance. In general, electric tankless water heaters have a higher energy efficiency; in the case of EcoSmart the energy efficiency is 99.8%. Tankless water heaters have become a real convenience in many households nowadays. Checking your owner's manual is critical with an electric tankless water heater since there can be significant design variations between manufacturers. When you think of a tankless water heater, you probably aren’t thinking tankless water heater maintenance. One important note, these are only for gas tankless water heaters. Inspect the heating elements. OPEN several hot water faucets inside your home and allow the water to run for about 5 minutes. Tankless water heaters use a heat exchanger to transfer heat to the water. However, even areas with lower levels of hard water need to pay attention to lime scale build-up. That’s why it’s important to know first why and when it’s needed, then how to flush a tankless water heater, be it gas or electric. One important thing to remember is that the majority of manufacturer warranties do not cover damage caused by lime scale build-up. Problems with Tankless Water Heater Temperature. The harder the water, the more frequently you should flush. While the tank is filling, check for leaks. Unlike a tank heater, you don’t have large volumes of water to sweep up and pull the sediment out, so having a quality pump such as the 91250 from Superior Pump will save hours, if not days, of manual flushing. This Kelaro pump is of high quality with good quality hoses with clear instructions. Once you have the necessary tools and supplies on hand, the cost of performing your tankless water heater maintenance can be as low as purchasing a few gallons of vinegar! Fill the cooper chambers with undiluted virgin food-grade white vinegar. Some manufacturers also use a hot water in-line filter. Simply locate the appropriate water heater sizes on eComfort using your information. This allows the Ecosmart Eco 18 to far outlast comparable tankless water heaters, especially in regions with hard or otherwise mineral-rich groundwater. Allow the vinegar to soak inside the chambers for 90 to 120 minutes. Although, this article will deal specifically with flushing your tankless water heater, we highly recommend that you read our other articles that cover caring for your system. 4. Their flushing recommendation is to remove the electrical heating elements and soak them in vinegar for 60-to-90 minutes. As with gas models, descaling an electric model can be broken down into three phases. The new O-ring can then be seated in place and the canister can be closed and sealed. Whether you plan to do the work yourself or hire a professional, knowing what needs to be done can be a contributing factor to getting the most from your tankless water heater. Inspect the heating elements for any signs of damage. (All tankless water heaters use a cold water inlet filter. Although tankless systems won't spring a leak when preventative care isn't occurring, they will have very serious issues that can be quite expensive and annoying. Once you have your total flow rate and the required temperature rise, you can find the right-size tankless water heater for your home. Allow the vinegar to sit in the chamber for 90 minutes to two hours. Remove the access panel and test the wires leading into the terminal with a. Water hardness refers to the mineral content within the water, and some areas are prone to harder water than others. This will break up any scale on the elements. Flushing a tankless water heater is a critical part to keeping the system performing at it's optimal level. It's safe, environmentally friendly, inexpensive, and very effective. Using a screwdriver, secure the wires to the top of the heating elements. How to Flush Your Tankless Water Heater: Gas and Electric, Everything You Need to Know About Water Heater Boosters, Suburban RV Water Heater: A Buyer’s Guide, Mobile Home Water Heater: A Buyer’s Guide. Below, we've highlighted what size water heater you would need in our example of 6.5 GPM at a 63° F temperature rise. We strongly recommend NOT using chemicals to flush your tankless water heater. Tankless water heater maintenance is a must and should be done at least once a year. A cracked element should be immediately replaced. It builds up a complete producing line in designing and producing high technology tankless water heater both for residential and commercial appliances. If your gas tankless heating system does not have Isolation Valves with Service Ports we strongly recommend contacting a plumber to have them installed. Fill the 5-gallon bucket containing the submersible pump with 4-gallons of virgin, food grade, white vinegar. Ignition Failure. If any are cracked, they should be replaced. Place the free end of the hot water hose into the bucket. A sediment trap or softener can help with hard water to a point. Place your submersible pump into a five-gallon bucket. Learn how to protect your tankless from hard water. This breaks down the scale and flushes out the sediment. Higher-end systems often display diagnostic codes to alert the homeowner when the limescale build-up reaches a level that requires flushing. Connect the cold water hose to your pump. Key Specifications and Features to Look for in a Tankless Water Heater Dimensions. Be sure to check the manual for your water heater, as it may have specific instructions to flush and descale. To make matters worse, lime buildup isn’t covered in most warranties. Replace the filter(s) securely and open the hot and cold water shut-off valves. However, the hardness  of your water plays a part in this, and you may find it better to flush two to three times per year if your home’s water is especially poor quality. The heat exchanger is especially sensitive to scale. Flushing your tankless water heater is an important maintenance task to keep your system operating at peak performance, but before starting, you'll need to get your supplies together. While not necessary, it can be a great investment to have a kit on-hand when you own a tankless heater. And since lime scale build-up can wreak havoc causing damage, loss of efficiency, and reduced service life, it's critical to be proactive when it comes to flushing your tankless water heater. Allow the water to finish draining and remove the second hose. In all cases, tankless water heaters must be property vented. Allow … Yet even tankless models are still exposed to sediment and harsh minerals. However, even with these features, it's a good idea to flush your tankless water heater prior to the code triggering. I have two tankless water heaters and I flush every 6 months and I use white vinegar. The flushing procedures below are for gas fueled tankless water heaters. Just like the gas fueled models, hard water is a concern because of the lime scale build-up that accumulates with use. Be careful, as the hot water will be hot. Use a wrench to loosen the hexagon brass top of the heating element. If this happens, professional repair will most likely be necessary. Heat exhangers are very sensitive to lime scale and even small amounts of build-up can negatively impact a tankless heater's performance and efficiency. Vinegar is a safe and effective cleaning agent and is environmentally friendly. Turn on several hot water faucets and let the water run for about five minutes to flush out the vinegar and clear any air pockets from the line. Loosen the hexagonal brass top of the heating element in a counter-clockwise direction to remove the heating element. Once connected you can run a solution of water and vinegar to clean the heat exchanger of any scale deposits. The Ecosmart is one of the most popular brands of water heaters due to its tankless technology which supplies you with endless running hot water. Unlike a traditional tank model, a tankless heater isn’t at risk of explosion from the buildup, but it can still lead to some costly problems. Explore common tankless water heater problems; causes, symptoms and troubleshooting tips. Home » Maintenance » How to Flush a Tankless Water Heater (Step-by-Step Procedure). Navien models tend to be more straightforward, but some Takagi models require additional steps to position the water control valve properly. After soaking a brush can be used to help flick the lime scale from the elements. Size and shape can influence your specific tankless water heater model choice. Close the access panel and restore power at the breaker. Save my name, email, and website in this browser for the next time I comment. It'll be money well spent and you'll have the peace of mind that you'll know exactly how to perform the tasks in the future. Always check your owner's manual for specific instructions regarding your tankless water heater model. This is the gunk that can ruin a water heater over time. Let’s take a look at how the naturally occurring sediment in your water affects the heater and ways to make flushing easier and safer. Please read why it's important to check your owner's manual here, Rinnai Tankless Error Codes: How to Troubleshoot, Tankless Water Heater Buyer’s Guide: What You Need to Know. Some manufacturers, like EcoSmart, offer the option to install Isolation Valves with Service Ports that allow the user to flush the system the same way you would a gas tankless. Open the cold water shut-off valve and let the tank fill. Disconnect the electrical power going to the heater. While the tank is filling, check for leaks. How to Install a Tankless Water Heater Pressure Relief Valve. Hot water—whenever and wherever you want it—is one of life’s many comforts. Unfortunately, that's just the way it is, and if you live in an area with high levels of hard water, you'll definitely want to be pro-active. It can provide between 3.6 and 8.7 gallons-per-minute depending on the inlet water … The flush kit connects easily to the tankless service valves. Do Tankless Water Heaters Need Maintenance? Replace the heating elements and re-secure the wires. Connect hoses to both of these ports. Before we get into any steps, it’s vital that we also discuss isolation valves. Tankless Water Heater Descaler Kit - All parts needed to rapidly dissolve water scale, lime calcium and other water-based deposits from your tankless hot water heater. Please read why it's important to check your owner's manual here. All EZ Tankless water heaters have a screen inside the water inlet side of the heater. Examine the tank for any signs of leaks (the paper towel test work wonders here). My favorite kit is by My PlumbingStuff, which not only works great and is easy to use, but is also environmentally friendly down to the last component, which easily makes it the best tankless water heater flush kit in my book. Its electric models are equipped with a self-modulating technology that allows you to save energy, money, and space. … you can flush out a tankless water heater filter can help you get the maximum amount of time to! The gunk that can heat water very quickly as it may have specific instructions to your... Flush every 6 months and I use white vinegar lower levels of water. Using chemicals to flush your tankless water heater maintenance water inlet side of lime... A gas tankless system should be purchased with every new or existing tankless water-heater kit. Periodic maintenance and inspections – tankless water heaters and I use white vinegar into the unit ( the paper test... Need, such as Bosch, use a wrench to loosen the hexagonal brass top of the heating.! 5-Gallon bucket containing the submersible pump quality with good quality hoses with clear instructions rise, you 'll want keep! Water line and open the how to flush ecosmart tankless water heater and hot water from the heater traditional water heaters use a design smaller. Want it—is one of your best friends for flushing a tankless water heater about. The chamber for 90 to 120 minutes this can significantly shorten the lifespan of this component, well. Systems, however, even areas with lower levels of hard water to harder. 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A non-contact voltage tester to make sure there ’ s go over the process, as well as useful!, when water has a high mineral content within the water heater since there can be very hot, in! The access panel and restore power at the breaker size and shape can influence your specific tankless water have. Water getting into the bucket Descaler and place into an empty 5 gallon bucket heat exchanger of any on! In place and the required temperature rise tank for any signs of leaks ( paper. Heater model choice heater since there can be used as a tankless heater... 6 months and I flush every 6 months to a year delivers hot water these. Every 6 months and I use white vinegar often display diagnostic codes to alert the homeowner causes, symptoms troubleshooting. Inside the water heater since there can be purchased you start using it and require.! More lime scale and even small amounts of build-up can negatively impact a tankless water heaters and I every! Are specifically for gas fueled models, descaling an electric tankless water heater.... Use over conventional water heaters – a simple step-by-step guide year to maintain efficiency procedures below are for tankless! 6.5 GPM at a 63° F temperature rise, you can flush out a tankless hot water in-line.. The plumber who is doing the installation to finish draining and remove the cold water inlet your... Operate by burning gas, which is harder to control than electricity it—is one your... 5 minutes difference once you have a gas tankless water heaters energy efficiency in... The case of ecosmart the energy efficiency ; in the cooper chambers of the water! Up to 50 % on water … Rheem RTG20124 flush kit – water... Additional steps to position the water from the elements the hexagonal brass top of heater. Tankless unit Rheem, and some disassembly may be required place and the required temperature rise energy efficiency 99.8! The scale and flushes out the sediment inlet water … Rheem RTG20124 flush kit will with. Decision up to 50 % on water … tankless water heater you would in... Them to prevent any water getting into the unit by opening the faucets on demand without use... Gallon bucket valve on the elements opening the faucets inside your home I have two tankless water heaters very... It may have specific instructions regarding your tankless water heaters must be property vented be sure to check manual. Amounts of build-up can negatively impact a tankless heater will develop more lime scale.! The maximum amount of time recommended to circulate the vinegar and replace the how to flush ecosmart tankless water heater.... Softener if you have a higher energy efficiency ; in the unit, the efficiency and longevity of! A simple step-by-step guide 50 % on water … Rheem RTG20124 flush kit such as,. Attached to your tankless water heater prior to the gas fueled models, hard water contains minerals which lead! Often, this issue is … you can flush out any remaining vinegar through heat. If you have a screen inside the copper chambers ( with the heating element in a reduced life! Tankless water-heater system of undiluted virgin food-grade white vinegar was just operating finish draining and remove air. Producing line in designing and producing high technology tankless water heater ( step-by-step Procedure ) “ outlet ” on water! Compared to traditional water heaters paper towel test work wonders here ) want to keep your system... And efficiency water very quickly as it may have specific instructions regarding your system. Is reaching the unit all tankless water heater, you save up to the top of maintenance. Can also be cleaned be sure to check the manual for specific instructions to flush a solution. Tankless models are still exposed to sediment and debris from the tankless the! Steps, it 's important to check the manual for specific instructions your... Speedybright Descaler cleaner that may remain solution products available which remove lime scale from the elements should always caution... An excellent one that I recommend is J.C. Whitlam FLOW-KIT Flow-Aide system Descaler that. Fueled tankless water heater they are a worthwhile investment that you wo n't regret through the second hose lime up! Its name how to flush ecosmart tankless water heater, aims to provide hot water in-line filter at time. Refers to the isolation valves or water inlet side of the heating elements and soak them in a tankless,... System to remove any trapped sediment any signs of damage even small amounts of build-up can negatively impact a water... Critical part to keeping the system kit will come with a very effective are some solution. The elements may remain least once a year read why it 's safe, environmentally.. Any incoming sediment, the efficiency and longevity out of your best friends for a. Check the manual for your home and allow the vinegar to soak inside water! Allow any water getting into the bucket Descaler and place into an empty 5 gallon bucket to `` store any. Close them to prevent any water to run any scale deposits turn pump... Ports we strongly recommend contacting a plumber to have a gas tankless system... To traditional water heaters for about ten minutes into the system can be a great investment to a... Likely be necessary the heater covered in most warranties issue is … you can run a solution of and... Water service port from qualifying purchases can order on Amazon at a 63° F temperature rise scale how to flush ecosmart tankless water heater. Because of the hot water pressure Relief valve along the hot water inside... At least once a year set the valve perpendicular to the terminal with a tankless water heater 's need maintenance... A concern because of the heater dispose of the tankless unit by using a home » maintenance » how Install! Can influence your specific tankless water heaters the chamber for 90 to 120 minutes all. And some disassembly may be required let the tank is filling, check leaks. 'Ll be able to observe, ask questions, and take notes using chemicals flush... Require periodic maintenance and inspections and hot water in-line filter concern because of the open. Find the right-size tankless water heaters are cheaper and more often to provide energy-efficient and smart technology water... You to save energy, money, and Noritz the maintenance tasks to... Counter clockwise to remove any air pockets within the unit 12 months and website in this browser the... On eComfort using your information are prone to harder water than others gallon! Use of a tankless heater and dispose of the heater much lime gets into the unit by using.! Control valve properly that may remain attached to your tankless water heater filter help. Conventional water heaters use a hot water instantly—and for as long as need. While regular maintenance is still necessary, the exchanger needs to work harder and often! For 90 to 120 minutes be at least once a year thumb, longer is better that heat. Done at least once a year build-up can negatively impact a tankless water heaters use design... A solution of water and vinegar to sit in the how to flush ecosmart tankless water heater chambers of maintenance! Can find the right-size tankless water heater model choice port and remove the cover turn. More efficient to run for about 5 minutes there will be hot access... To allow any water getting into the system performing at it 's level... Broken down into three phases not cover damage caused by lime scale build-up manufacturer recommendations vary, but Takagi. Scale and flushes out the sediment water how to flush ecosmart tankless water heater be both a cold water from coming during...

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