Our boiler pressure is low, we cannot re-fill it with water from the filling loop. Privacy notice The key can be inserted into the keyhole and put into the unlock position. Repeated repressurisation will cause a build-up of debris, namely sludge-like accumulations, inside your boiler. In some instances a boiler might have a filling key instead of a filling loop. This will then tell you how much you need to add to your system to have it functioning as desired again. That then puts a greater strain on it, reducing its lifetime and its efficiency. 99% positive "}},{"@type":"Question","name":"Whats a boiler filling loop? UK VAT Registered: 850 4121 63, Valliant Ecomax boiler - 0 pressure and no filling loop. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. In this 'How To Video' Rob takes you through step by step on how to re-pressurise a boiler using a flexible filling loop. If your compression fittings are the wrong way around, it will prevent the system from refilling and your boiler pressure issues will likely not be resolved. If cancelled within 14 days, alternative payment of full outstanding balance must be made. Finding these kinds of leaks can be time-consuming, so it is always worth considering hiring a professional. If there are arrows on the key, they should be pointed toward the hole in the manifold. Finance options are offered subject to status and credit check which must be completed before commencement of works. One end should be connected to the cold water feed with the other end needing to be connected to the system.Step 3 - There may be a cap on the end of the valves remove the cap either with a spanner or with your fingers if you are able to do so.Step 4 -- Connect the flexible hose to valves and make sure the filling loop is connected and tightened by hand to allow the repressurising to begin.Step 5 - To fill the system, locate the taps to open the filling loop. Credit is subject to age and status and is available to UK residents with a bank account in the UK aged 18 and over who have not been declared bankrupt of had CCJ or an IVA within the last 6 years. Turn the knob/lever of the filling loop slowly to let the water in the boiler. 2. Finance options are offered subject to status and credit check which must be completed before commencement of works. How long does it take to re-pressurise a boiler? To do so, you can either remove the handle and replace it with a new one or use tools to open and close the valve when needed. Tighten the knob (clockwise) and turn the key to the open padlock position. The best tool to use is either a wrench or a spanner. . If you are looking to learn how to repressurise a boiler, follow the steps below. Its essential to your comfort, providing a constant stream of hot water, heating your radiators and generally making the place feel like home. Combi Boiler Too Much Pressure - How to reduce the water pressure - Central Heating Allen Hart Ideal Logic F1 Fault How To Repair your combi boiler Allen Hart Glow-worm Ultracom2 Filling. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . Turn off the boiler. The first thing that needs to be done when using external filling loop valves is to turn your boiler off so that nothing gets damaged or your boilers performance isnt affected whilst doing this. Avoid the fines and only bring out your filling loop when necessary. A system boiler heats a hot water tank to give you hot water. With a little luck, your boiler will regain pressure and start working as it should. Electric boilers are excellent for heating buildings which may not have access to a gas supply and are an ideal solution in energy saving construction. Open the valves. You dont want to be left without hot water or heating. The whole process, including attaching the filling loop, opening and closing the valves and removing the filling loop should only take a couple of minutes. If youre unsure about anything, its a good idea to call an engineer who can help you. Boiler Central Ltd provide finance via this website and is registered in England and Wales No 010483032 VAT Number GB351991381 Trading address is 100 Thornes Lane, Wakefield, WF2 7QX. feedback. Your plumber or heating engineer should have that taken care of for you. If you repressurise the system as a whole and still see repeated drops in pressure, the chances are you have a leaking valve, pipe or radiator that needs attention. You will also likely have to go underneath your boiler with this type of filling loop when repressurising. Check all bleed valves and fixtures on your radiators to make sure theyre closed. You are on the UK website of the Viessmann group. If there is buildup in other fixtures you may need to flush out the boiler system. How to repressurise when there's no boiler filling loop A number of older style boilers do not come equipped with boiler filling loops, which can make knowing what to do rather difficult. So, now that you know how to check your boilers water pressure, lets discuss whats the standard. If you go to your hot water tank you're likely to find your filling loop there possibly attached to a small red tank(expansion vessel). jobs, Take caution when undertaking this job as the water can be very hot. Your pressure is crucial to keep track of and to be kept at a good level, so why not purchase something that can help you adjust this level and meet your needs completely? You can go between the different models and pick the one you like the best. Disconnect your external filling loop and clean up. We have an excellent team of heating engineers and plumbers who are ready to help you get your central heating in tip-top shape. If the pressure is too low or keeps dropping. If you wish to do it yourself, then stick to the following steps to do so correctly and without risk. Once it is in this position, you can close the valve of the filling loop to not allow anything else through it. With low operating costs, they are small appliances with a neat appearance which can be installed practically anywhere. However, if the boiler pressure has dropped gradually over time you may be able fix the issue by repressurising the boiler. jobs, When your boiler pressure is too low, it could cause issues with your central heating system and also affect the efficiency of your boiler, which is a problem if youre paying for a fully efficient boiler. Include your email address to get a message when this question is answered. Worcester Bosch Group will introduce you to a Worcester Accredited Installer who is authorised and regulated by the Finance Conduct Authority who will broker the finance agreement. You will often find internal filling loops within the boiler itself, sometimes also called a combi boiler filling loop as they are most commonly found in combi boilers. To act proactively is your best go-to. To allow cold water to enter the system, you'll have to open both valves of the filling loop. An external filling loop hose is braided with compression fittings on each end. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. Although these are the most likely locations, every boiler and brand is different so looking at any boiler manual you have been given is important when doing tasks such as these. When your pressure gauge shows a number lower than 1. . If you find that your internal or external filling loop isnt for your boiler, there is likely a bigger issue with it or your boiler that needs to be sorted out. You should re-pressurise it when the pressure has dropped to below 1 bar. Hayle Member since 22 May 2018 We are credit broker and offer credit products from a panel of lenders. If you need further assistance please call a member of the HeatCare team on 01827 870 950The whole process takes less than 3 minutes and is very easy to do. Now open the tap on the left-hand side, and you should now be able to hear the water entering the system. Condensing vs Non Condensing Boilers: Whats The Difference. Hi , there should be two blue valves just under the boiler these boilers are supplies with an internal filling loop , so probably not what you have been used to on previous boilers . Switch your boiler back on and observe. The steps for repressurising a boiler using a filling key instead of a filling loop are slightly different: 2. Watch the Pressure Gauge. You should see valves at both ends of hose. . Not all boilers are compatible with a filling loop; this is particularly true for older combi boiler models. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. Suppose you want to have a better idea of where your filling loop is located. Some filling loops have a screw driving slot, in which case you will need to turn the valve open a quarter turn until you hear the water entering the system. Turn the knob/lever of the filling loop slowly to let the water in the boiler. Baxi Potterton. In some cases the actual filling loop (flexible pipe) is removed and placed somewhere for safe keeping. If possible, wait 4 to 6 hours before working on the boiler after you turn it off. If you find a leak or suspect that you have one, you should call a plumber who will be able to investigate and fix the problem. Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). If you notice you dont have a filling loop, but you do have a large metal cylinder thats warm to the touch, this is precisely where you need to start looking. You can typically find internal filling loops in combi boilers. Ones that cater to professional plumbers and heating engineers are bound to have stock ready. How to reduce your boiler pressure Switch off your boiler and wait for the heating system to cool. If it is not, water will continue to enter the boiler and drip down. My Plumbers. Here we cover the following points: A boiler filling loop is a hose that can temporarily connect your boiler to your main water supply. 100% positive With these filling loops, one valve connects to the boiler whilst the other is connected to the main water supply. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . In fact, this is one of the main tasks of your boiler service! The entire heating system needs to cool before work can be carried out on it. You are looking for a braided hose with a small fill valve on it. Repressurising your boiler is very important to how effective it is during operation, as low and high water boiler pressure can cause a number of different issues for your boiler if left untreated. If it creates a cross or "t" shape, it is the filling loop off-position. http://www.vaillant.co.uk/homeowners/advice-and-knowledge/how-to-repressurise-a-boiler-2-2164385.html. If it lines up, then that is the filling loop on-position. However, if you have a conventional boiler system, you may have a self-filling water tank (usually located in the loft) which controls the pressure for you. It is used to repressurise your boiler and top up the water when you drain or bleed your system. Our trained team of editors and researchers validate articles for accuracy and comprehensiveness. Leave a Comment / Boiler Repair / By Steven Reid / February 20, 2023 February 20, 2023 / Boiler Repair / By Steven Reid / February 20, 2023 February 20, 2023 This article has been viewed 24,692 times. Port Talbot Member since 10 Jul 2018 Open the hatch/ flap and insert the key in its proper slot. Every type and model of boiler is slightly different so double check you know what to do. You need to make sure you have the right end on its designated terminal. Installing and using a filling loop is very DIY-friendly. 1. On your boiler filling loop, there will usually be 2 valves on either side of the hose, which will allow access through them when open and shut them off when turned off. Just Services Group Ltd is authorised and regulated by theFinancialConduct Authority FRN 835698.Credit subject to age and status. When your filling loop connects your boiler and mains there is always a chance for a backflow it doesnt matter whether your boiler filling loop is in on or off position. Some boilers have digital gauges and will show if the pressure is too high or too low by flashing the reading on the screen. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. Compact, energy efficient and economical with a reputation for exceptional quality and reliability, they are suitable to meet the requirements and demands of every home, no matter how large or small. If it creates a cross or t shape, it is the filling loop off-position. 100% positive You need to find the hot water cylinder Opening this valve while monitoring the pressure on the boiler will add extra water to your hot water tank. Heres what to do if thats the case. Depending on a number of different factors, the location of your boiler filling loop will also likely change. The normal range for heating is 20 to 25 PSI with a cold starting pressure of 12 PSI. Some come with one control valve and one double check valve (DCA) while others have two control valves. When it comes to the installation of your filling loop, it depends on what kind you have. Locate the internal filling key What you are looking for is a small plastic covering that resembles a tray. Open the second tap which allows water in to the heating system, Watch the pressure rise and stop once the bar reaches just about one and turn off both taps, Remove the taps from the hose, there will be some water drip out so be mindfull, On the front right hand side you'll notice an open black port and this is where the key fits, You'll notice a picture of an open padlock and a closed padlock and on the white key there is an arrow on the shaft, align the arrow with the open padlock as you push it up into the open port, Turn the key and watch the pressure rise to just over one bar, Turn the key back to the open padlock and remove. Activate your system. You might be thinking that as long as you learn how to repressurise a boiler, everything else will take care of itself. An external one will need to be attached by you, so you should attach it during Step 2 and then remove it before turning the boiler back on in Step 6. Why is my radiator cold - common problems and how to fix them, Switch off your boiler and allow it to cool completely, Find the filling loop and check that both ends are securely attached. Locate the two white arrows on the key and turn them. To ensure that you are set up to take care of it, make sure to work through the following hints and tips. Be mindful of any water dripping, To repressurize the system with the keyless filling link simply pull down the blue lever, Once the pressure has increased to over one bar, release the lever. Turn the valve next to the key until water flows through it. Some brands and models might have a different placement. 3. What happens if you over pressurise your boiler? But what do you do when you face one of the most common boiler faults: an unexplained drop in pressure? It is used to repressurise your boiler and top up the water when you drain or bleed your system. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . The loop valve will be on and allow water through it when it lines up with the hose of the filling loop. On your boiler filling loop, there will usually be 2 valves on either side of the hose, which will allow access through them when open and shut them off when turned off. If youre still struggling to find them, try looking online at specific boiler or hardware stores as those are the most likely to sell them. Tel: 0330 123 933. Yes, you certainly can. Making sure your boiler operates at a high standard is important for your water demands and your energy bills, so having a boiler filling loop will only help you achieve this. If the gauge is below 1 bar then you will need to top the system up using your flexible filling loop.Step 2- Locate your filling loop. "}},{"@type":"Question","name":"How to repressurise when theres no boiler filling loop","acceptedAnswer":{"@type":"Answer","text":"Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. A number of older style boilers do not come equipped with boiler filling loops, which can make knowing what to do rather difficult. You should keep an eye on the pressure over the following days and weeks to make sure the pressure doesnt drop again. You should never have to re-pressurise this kind of boiler. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. Lets take a look at everything you need to know about repressurising a boiler. Source: Energy Saving Trust. Now that you know how to repressurise a boiler, you should be able to get started. As a fourth-generation family business, we think long-term. Before removing the key, grab a rag or cloth to catch any water that may drip from the manifold. Why? jobs, Last but not least, if you find youre continually losing pressure, call a professional to get the leak diagnosed and repaired. Repressurising a boiler is a relatively simple job and can be done on a DIY basis. An internal filling loop is practically the same as an external filling loop. Your filling loop is quite important for the lifespan and efficiency of your boiler, so making sure its working should be in everyones best interest. Fit your external filling loop. If in doubt, you can visit the manufacturers website and get in touch with them directly. Depending on the age and type of boiler, you may be able to repressurise it yourself by using the filling key to add water or by opening the water filling valves. and central heating system is very easy. Unfortunately not, but it is always worth a try. Each heating system needs custom designing. To repressurize the system with the keyless filling link simply pull down the blue lever Once the pressure has increased to over one bar, release the lever Find a local installer Each heating system needs custom designing. NEW BOILER Even a small leak can lead to a drop in pressure over enough time. Email: service.mailbox@uk.bosch.com, Representative example - 10.9% APR Interest Bearing Credit - Cash price: 2,900, Deposit (25% optional): 725, Total amount of credit: 2,175, Term: 120 months, 120 Monthly payments: 28.12, APR representative: 10.9%, Fixed rate of interest: 10.9%, Total amount payable: 4,099.40, Total charge for credit: 1,199.40, Learn more about the future of heating and how it might affect you, Sign up to MyBosch for support with your boiler. Locate the arrows of the key Thats why its so important to keep your boiler in perfect condition. After turning your boiler off, wait a few hours so it can cool. Cookies They will know what to look for and will often have imaging equipment that allows them to detect hot water leaks through floorboards and insulation. 4. Double-check the position of your valves so that there are no issues. With the warning out of the way, here are step-by-step instructions for installing your filling loop: See what kind you have on hand. Your boiler will now be at the right pressure, so you can turn the key back, take . Trying to force the valve to turn can damage it or strip the screw head. This will start to increase the pressure gradually. ATGAS. When you have the two ends properly connected, give it one final check, and you can now use your filling loop! Re-pressurising your boiler isnt a complicated procedure, and you should regularly check the pressure to make sure the system is running as it should. Inspect your home for signs of a leak and call a plumber as soon as possible to fix the problem. Then, close both valves, one at a time. Once you think everything looks as it should, depending on the boiler you have, connect one end to the mains supply, whilst the other is usually connected to central heating systems. Now use each valve to let cold water get into the whole system. If this is the case, dont worry as you can still get a new boiler for great prices and with excellent financing options, so you dont have to worry about stupidly high costs. Worcester Bosch Group will introduce you to a Worcester Accredited Installer who is authorised and regulated by the Finance Conduct Authority who will broker the finance agreement. Easy to use filling loop to pressurise system . Bosch Thermotechnology Ltd. 2023, all rights reserved. feedback. Plumbingforce can be your one-stop-shop! I have an Ideal Logic+ S18 system boiler showing fault F1, which the manual says means "low pressure": the gauge is indeed at zero. The system works by heating up cold water in the hot water storage cylinder which feeds into your taps. But theres one more thing we need to talk about: the boiler filling loop. When the tap is opened this will introduce cold water into the system and the gauge will start to rise (quarter turn). It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. There are also two valves: one to control the water flow (stop valve) and the other to ensure the boiler water doesnt go back to the mains (double check valve). Use a spanner or wrench to turn the valve next to the filling key until you can hear water flowing through it. With a little luck, your boiler will regain pressure and start working as it should. If it goes past the ideal range, just bleed your radiator and go back to step no. Given the filling loop valve placement, you cannot interchange them one is for the water to go in, while the other is for the water to go out. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. If theyre loose, tighten them. Copyright 2019 - www.plumbingforce.co.uk, - Contact Us - Blog - Coverage Areas - Vacancies - Terms -, London, East Anglia, North West, Midlands, South East, South West, Yorkshire, Wales, Many first time homeowners have never heard of filling loops until they start looking for ways to. Can a boiler explode? Check the pressure gauge. Boiler Filling Loop What is a filling loop & how to use it? The stop valve should be connected to your boiler with the other side connected to your mains supply, where both should be fixed firmly into place to prevent a leak. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/v4-460px-Repressurize-a-Boiler-Step-1.jpg","bigUrl":"\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/aid9295602-v4-728px-Repressurize-a-Boiler-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"