how to repressurise a boiler without a filling loop

You may need tools such as a spanner to tighten the boiler filling loop and make sure nothing can get out or leak. ","acceptedAnswer":{"@type":"Answer","text":"Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. If hard water and scale buildup inside pipes is potentially a problem in your area, this could also cause pressure fluctuations if a pipe is partially blocked. Switch your boiler back on and observe. . Inspect the boiler filling loop. Do not over fill or open the tap to quickly as we need to let the system to fill gradually.Step 6 -- Once you have reached 1.5 bar, close the taps and unscrew the filling loop. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . Croydon Member since 31 Oct 2018 146 How do you Repressurise a boiler without a filling loop? If you get stuck while trying to re-pressurise your Viessmann boiler, you can alwayscontact us for support. This will start to increase the pressure gradually. Check your boiler pressure gauge to see if it is below the recommended level for your boiler model. Close the valves. 3. For example, a combi boiler filling loop will be installed inside the boiler itself, but access to this will likely be at the underside of the boiler. 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 (. This is due to the design making each side fit a specific part of the boiler, so getting it wrong could cause an issue or for you to do something wrong. Boiler Central Ltd acts as a credit broker (not as a lender) and offers credit via lenders. 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. 0% Finance because it can lead to water contamination in the main lines. Open the hatch/ flap and insert the key in its proper slot. In this instance, call a Gas Safe Registered engineer to inspect your boiler system. NEW BOILER Make sure to leave the hose attached. At the heart of it all, it does the same job. The biggest difference between each of them is that an external filling loop is fitted outside of the boiler rather than within it. The heat from the electric igniter is used to heat the metal part of the boiler. Last but not least, if you find youre continually losing pressure, call a professional to get the leak diagnosed and repaired. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. You can typically find internal filling loops in combi boilers. 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. We've teamed up with Homebuilding & Renovating to show you how to solve it. Finance options are offered subject to status and credit check which must be completed before commencement of works. . It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. 2. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. Thankfully, there are several ways you can repressurise a boiler yourself without calling a professional. Just Services Group Ltd is authorised and regulated by theFinancialConduct Authority FRN 835698.Credit subject to age and status. If it creates a cross or "t" shape, it is the filling loop off-position. Re-pressuring is not an impossible task, however, it can be a hard one, especially if you have an internal filling key. Installing and using a filling loop is very DIY-friendly. Can a boiler explode? This is a silver connection between the mains and the primary central heating circuit. When it is in the off position and doesnt allow water through it, it will be perpendicular to the filling loop, creating a kind of t-shape. However, there are two main ways to top up your boiler, either via an external filling loop or an internal filling loop (either keyed or keyless) - and both methods are demonstrated in the video and the step-by-step guide below. If cancelled within 14 days, alternative payment of full outstanding balance must be made. Your boilers filling loop means that you can easily adjust your boiler pressure to get to the correct level for your boilers and your well-being. Firstly, you should check that your boiler filling loop is in good condition so that none of the previously mentioned issues will occur straight away. Savings will vary depending on the size and thermal performance of your home. Typically, you can find it on the front part of the appliance. You'll be able to identify if you have an external filling loop, because there'll be two valves;one from the mains cold water and then a second valve which is connected to the heating system. Tel: 0330 123 933. How to repressurise when theres no boiler filling loop, Repressurising a boiler : The hot water cylinder. If it goes past the ideal range, just bleed your radiator and go back to step no. feedback. Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. There will be a little water left over but this is nothing to worry about.Follow the video below for details on how to repressurise your boiler. Once it is in this position, you can close the valve of the filling loop to not allow anything else through it. Here's how to repressurise a boiler using an external filling loop: Switch off your boiler and allow it to cool Attach the hose securely to the cold water valve and the boiler valve Once the filling loop is secured, open up the two valves, starting with the cold water and then the boiler Oil/Gas Steel Shell and Cast Iron Sectional Boilers. ","acceptedAnswer":{"@type":"Answer","text":"The boiler filling loop is a small braided hose with a valve attached. 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. Hayle Member since 22 May 2018 An internal filling loop is practically the same as an external filling loop. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. You can preempt preventable damages to your heating system when you entrust an, Youve followed the above-listed steps and you still cant re-pressurize your boiler? feedback, Could be in the airing cupboard or under sink, Sheffield Member since 6 Nov 2010 Some brands and models might have a different placement. Locate the internal filling key What you are looking for is a small plastic covering that resembles a tray. If valves are difficult to turn, spray with WD 40 and wait for a few minutes. All you have to do is contact us and ask for a professional to resolve the issue as soon as possible. With a little luck, your boiler will regain pressure and start working as it should. The boiler filling loop is a small braided hose with a valve attached. If it lines up, then that is the filling loop on-position. Watch the pressure gauge as you do this. Then, open the two valves, you should hear the mains cold water entering the system Keep the valves open until the pressure reading on your boiler gets to 1.5 bar. If cancelled within 14 days, alternative payment of full outstanding balance must be made. I live with a disabled family 2008-2023 MyBuilder Limited Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. Ones that cater to professional plumbers and heating engineers are bound to have stock ready. Not all boilers are compatible with a filling loop; this is particularly true for older combi boiler models. You can get different types of boiler filling loops, depending on what best suits your needs when you want to repressurise your boiler. position. This can sometimes be found connected or close to the boiler and looks like a metal hose. Save my name, email, and website in this browser for the next time I comment. % of people told us that this article helped them. 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. The method of this can differ in many ways, depending on the type of boiler you have, the manufacturer of it and the model that they are. https://www.homebuilding.co.uk/advice/how-to-repressurise-a-boiler, https://heatingforce.co.uk/blog/how-to-repressurise-a-boiler/, https://www.britishgas.co.uk/home-services/boilers-and-heating/guides/boiler-pressure.html, https://www.youtube.com/watch?v=23vahQHOnGo, https://singletrackworld.com/forum/topic/low-pressure-in-boiler-but-no-filling-loop/, {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Can you repressurise a boiler too often? If you find yourself re-pressuring it rather too frequently, you most likely have a leak somewhere in the appliance. Dunfermline Member since 2 Oct 2019 You dont want to be left without hot water or heating. jobs, That will ensure you have a closed circuit (bar any potential leaks) when you come to refill with water. Turn the handle valve anti-clockwise. Locate the two white arrows on the key and turn them. Condensing vs Non Condensing Boilers: Whats The Difference. This step may vary according to your boiler. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. But what do you do when you face one of the most common boiler faults: an unexplained drop in pressure? Full written summary can be viewed here http://www.newave-education.co.uk/case-studies/how-to-repressurise-a-boiler Video produced by Newave Arts - www.newave-education.co.ukYour combi boiler will require a certain amount of pressure in the system to work correctly which is around 1 and 1.5 bar. A system boiler heats a hot water tank to give you hot water. You should see valves at both ends of hose. When it comes to the installation of your filling loop, it depends on what kind you have. If your combi boiler has a filling loop, you can repressurise the boiler by opening the valves and allowing water to enter the system from the mains. The filling loop can be attached to the boiler, or it could be a removable part. Keep your eyes on the pressure gauge until it reaches 1.5 bar. 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. Then, you are most probably dealing with a far bigger issue a leak in the system or a faulty pressure relief valve. If you cant find the boiler filling loop, its possible that your unit doesnt have one. Email: How Boiler Service helps Boiler Efficiency. Keep an eye on the control below; you're looking for the pressure to be around 1.5 bar. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. The steps for repressurising a boiler using a filling key instead of a filling loop are slightly different: 1. 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. Use an adjustable spanner to tighten both ends. In fact, this is one of the main tasks of your boiler service! 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. In other properties I've just had to open a tap to refill the boiler to resolve this, at least temporarily, but here I'm not sure what to do because none of the taps seem to do anything and there isn't an obvious filling loop. The best tool to use is either a wrench or a spanner. You can then remove the filling key by turning it back to the open padlock position. Unfortunately, it doesnt work like that. 100% positive Turn the boiler back on and check. As long as it is high quality, you shouldnt have a problem with it. If it creates a cross or t shape, it is the filling loop off-position. If the pressure reads at 2.75 bar or above, you may need to bleed a radiator to release the pressure and bring it back down to a suitable level. 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. 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. Even a small leak can lead to a drop in pressure over enough time. A 14 day cooling off period applies to all applications. Each heating system needs custom designing. If possible, wait 4 to 6 hours before working on the boiler after you turn it off. Almost any local hardware store will sell them at relatively cheap prices, as well as online retailers that sell a wide range of items, just search it up. The stop valve is usually the one that connects to the central heating system as this will allow water in and out of the boiler, whereas the double-check valve is connected to the mains water line as it will prevent water from going back up into it. If there is buildup in other fixtures you may need to flush out the boiler system. 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. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Yes, it is quite important that you install it correctly, with the filling loop valves being the right way around. You should re-pressurise it when the pressure has dropped to below 1 bar. These will vary depending on the manufacture. 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. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. 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. Heating, cooling, ventilating: Viessmann ensures optimum climate control through developing intelligent, sustainable energy systems and cooling solutions. We all love to stay cosy and warm at home no matter the season. If it lines up, then that is the filling loop on-position. It is used to repressurise your boiler and top up the water when you drain or bleed your system. Additionally, check the optimal running pressure in the manufacturers guidelines. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. No matter what type of boiler you have in your home, a filling loop is an easy way to fix your boilers pressure. The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. If you're experiencing issues with your boiler, then it could be down to your boiler pressure. If you find you have to repressurise your heating system more often, contact a heating engineer. 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. What youre searching for is a braided hose with a small valve attached to it. What happens if you over pressurise your boiler? Baxi Boiler. 2. This feature is put in place to help repressurise your boiler when needed to get it to the correct level that is required for an effective boiler. Once this has been done, fire your system up and check the pressure gauge, which should be between the right range of 1-1.5 bars. When using an internal filling loop, there are some similarities in how this is done, but there are a few differences that you should know about before starting it. Hello, Two things you dont want to happen if you want to reduce the likelihood of a costly repair job. An internal one is very different from an external one. If you are struggling to get hot water or central heating, it may be that you need to repressurise your boiler. This will be outlined in the boiler manual. The volume of your system is fixed, so adding more water increases the pressure. Turn the isolation valve anti-clockwise until the line on the valve is directly in line with the pipe. 100% positive {"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":"