Turn the key to the right, until it is next to the closed padlock symbol. If youve noticed that you dont have any hot water or your radiators arent getting as hot as they should, the problem could be your boiler pressure. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. 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. . This may become quite tiring and annoying, however, so replacing your old handle is likely the more convenient of the two options. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. Repressurise your boiler! 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. Easy to use filling loop to pressurise system . 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. 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. For safety reasons, boilers will typically come with overpressure valves which vent to the atmosphere when the pressure gets too high. The plastic part of the boiler is placed in the metal part of the boiler. 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. You are looking for a braided hose with a small fill valve on it."}}]}. 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. For example, combi boilers usually have internal filling loops, so there is no installation necessary. The connections are close to one another, so most internal filling loops are shorter than external ones. The most common reasons for lack of pressure include a leak somewhere in the system or a damaged pressure relief valve. Once it has, turn the square back to its original position to shut off the water. 3. If you get stuck while trying to re-pressurise your Viessmann boiler, you can alwayscontact us for support. You can easily find a filling loop in your local hardware stores. 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. That is designed to prevent large buildups of pressure from causing ruptures inside the boiler, and the explosion that would likely come with it. 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. Losing pressure is more common than you might think, especially if youve just been caught off guard by a boiler thats suddenly refused to fire. Always begin the process of repressurising your boiler by checking your boiler manual. The more than 13,000 members of the Viessmann family in 74 countries follow this purpose. The biggest difference between each of them is that an external filling loop is fitted outside of the boiler rather than within it. For the most part, you can tell by what type of boiler you have. It will always save you money in the long run. Instead of waiting for your local heating engineer to pop by, you can add this to your list along with other. It may be that one of the two valves is stuck and cannot allow the water to pass through it, meaning that there wouldnt be any way to repressurise your boiler if the pressure is out of the usual range. Make sure to leave the hose attached. Access to this when attempting to fix your boiler pressure is usually behind a hatch or flap that has a spot where a filling loop key should be inserted. Before getting stuck in, its a good idea to check your boiler manual for instructions on how to re-pressurise your combi boiler and whether you can do this yourself. Make sure it is in the 1-1.5 bar range (green) before turning the lever to close. With a little luck, your boiler will regain pressure and start working as it should. Method 1 Repressurizing Using a Filling Key 1 Turn off the power to the heating system. Because of the boiler filling loop regulations. However, there are several standout differences. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Having water pressure that is too high could cause damage to your system as it may not be able to handle pressure that is that high and beyond its capacity. Once youre ready, you can use the following steps to complete the process: There are two types of filling loop: external and built-in. This should be enough water to get your combi boiler back up to pressure again. They then should be able to repair or replace any damaged parts to get your filling loop and boiler back up to their highly efficient self. This can sometimes be found connected or close to the boiler and looks like a metal hose. Hello, You might have noticed the pressure of your boiler drops as soon as you re-pressurise it. How do you Repressurise a boiler without a filling loop? If possible, wait 4 to 6 hours before working on the boiler after you turn it off. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. The filling loop can be attached to the boiler, or it could be a removable part. They usually come as an additional attachment with the boiler. 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. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. If the pressure of your boiler has dropped, you may need to re-pressurise it to ensure your boiler continues to heat your home and provide hot water effectively. For this, you will probably need to get your boiler serviced by a Gas Safe registered engineer, so they can examine it and see what is wrong before a breakdown. One end will have a handle valve while the other end will have an isolation valve. You can check the pressure of your boiler by looking at the gauge on the front when your boiler is off and cool. is this my filling loop to repressurise system? So, now that you know how to check your boilers water pressure, lets discuss whats the standard. The boiler was only installed in April so it's well within its warranty. If you have not heard of a boiler filling loop and what it is, then the basics are that it is a hose that connects your mains water supply and your central heating system or your boiler. Theres clearly a problem and its best to get an engineer to have a look at whats going on. Monitor the valve until it reaches the recommended level for your boiler model. Your ideal boiler. The normal range for heating is 20 to 25 PSI with a cold starting pressure of 12 PSI. And If you see a number higher than 2.5, then your pressure is too high. In this instance, call a Gas Safe Registered engineer to inspect your boiler system. Tel: 0330 123 933. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. Low boiler pressure can be caused by water leaks or excessively bleeding radiators and force the boiler to shut down as a safety precaution. Can a boiler explode? Keep your eyes on the pressure gauge until it reaches 1.5 bar. As a fourth-generation family business, we think long-term. Turn off the Power. Baxi Potterton. Before removing the key, grab a rag or cloth to catch any water that may drip from the manifold. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. When it comes to the installation of your filling loop, it depends on what kind you have. . ). 285 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. Insert the filling key into the keyhole and unlock it. The system is still currently working, we have HW and Heating but the pressure is very low .5 bar. 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. 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 (. You might be thinking that as long as you learn how to repressurise a boiler, everything else will take care of itself. This is a silver connection between the mains and the primary central heating circuit. You may need tools such as a spanner to tighten the boiler filling loop and make sure nothing can get out or leak. Boiler Central Ltd is authorised and regulated by the Financial Conduct Authority (reference number 718973). Do not keep trying to repressurise the system, as this could potentially cause further damage. Registered in England No. 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. If you have followed the steps above but your boilers pressure levels drop as soon as you close the valve, it is highly likely that there is a significant leak. Topping up your boiler pressure is a simple fix and can be carried out without a heating engineer. Low pressure will mean that your water wont run as effectively as it should, meaning that you will be paying your heating bills for a certain standard of running efficiency that you arent getting. Remove it to locate the internal filling key. Its essential to your comfort, providing a constant stream of hot water, heating your radiators and generally making the place feel like home. 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. Port Talbot Member since 10 Jul 2018 Plumbingforce can be your one-stop-shop! Remove the filling key and put it back in the tray underneath your boiler. Why? Finance options are offered subject to status and credit check which must be completed before commencement of works. "}},{"@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. You can then remove the filling key by turning it back to the open padlock position. Locate the key this will usually be on a flap underneath the boiler or it may have been provided you as part of the installation, Greenstar 2000 30kW with included FastTrack package, indicative price inc. VAT & installation*, per month (10.9% APR) inc. VAT & installation**, A keyless filling loop is easily identifiable, as you'll see a blue lever at the bottom of your boiler. Take caution when undertaking this job as the water can be very hot. Dry off the key and pop it back into the tray before putting the . Fit the end with the stop valve near the main lines. If it lines up, then that is the filling loop on-position. You should then check the pressure gauge and make sure your boilers pressure is at the recommended level of between 1-1.5 bars so that the pressure is not too high or too low. You should see valves at both ends of hose. 99% positive Insert the filling key into the keyhole and unlock it. Applications are subject to affordability, application, status and lending criteria. 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? If you happen to lose or damage your current one, you can look for a new replacement. 69 In that case, you can try to check out the central heating filling loop diagram or combi boiler filling loop diagram online. Written By:JustBoilers.com Experts| Last Updated:July 2022. With low operating costs, they are small appliances with a neat appearance which can be installed practically anywhere. 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 volume of your system is fixed, so adding more water increases the pressure. This indicates that water has been lost from the system and needs to be replaced. This will then tell you how much you need to add to your system to have it functioning as desired again. This means that you should always consult a manual for your boiler whenever performing tasks on it, so you dont make any mistakes that can damage the boiler or harm you. Turn the boiler on and check to see if it is now working correctly. Turn the handle valve anti-clockwise. . 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. Privacy notice Just make sure the valve is firmly shut before firing the boiler. 54 If you are having a tough time finding a filling loop, you can try to target plumbing and heating speciality stores. 7. Finance options are offered subject to status and credit check which must be completed before commencement of works. If youre unsure about anything, its a good idea to call an engineer who can help you. Check all bleed valves and fixtures on your radiators to make sure theyre closed. How to repressurise a boiler Switch off. Disconnect your external filling loop and clean up. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Stop filling immediately if you hear the pressure valve releasing water. An external filling loop hose is braided with compression fittings on each end. 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. There is no other way of pressuring the system without one. How to repressurise your boiler with a filling loop | BOXT Boilers - YouTube In this video we're going to see how to repressurise a boiler with a filling loop. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. I live with a disabled family 2008-2023 MyBuilder Limited How do you Repressurise a boiler without a filling loop? Turn the Filling Loop Handles. Starting pressure of your system is still currently working, we have HW and heating the. Atmosphere when the pressure you how much you need to add to system. 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