how to repressurise a boiler without a filling loop

Depending on a number of different factors, the location of your boiler filling loop will also likely change. An older combi boiler might have a filling key rather than a filling loop. 6. A flat head screwdriver is usually the best tool for this. **Bosch Thermotechnology Ltd T/A Worcester Bosch Group (FRN 918503) is an Appointed Representative of Consumer Credit Compliance Limited who are authorised and regulated by the Financial Conduct Authority (FRN 631736). If it creates a cross or "t" shape, it is the filling loop off-position. The typical level to aim for is around 1 - 1.5 bar; any less and it is likely that your boiler will need to be repressurised. Have a look underneath boiler If valves are difficult to turn, spray with WD 40 and wait for a few minutes. The pressure in a central heating system will usually need to be topped up only once or twice a year. That will ensure you have a closed circuit (bar any potential leaks) when you come to refill with water. Your manual can be a reference. Even the types of valves may vary. Keep an eye on the control below; you're looking for the pressure to be around 1.5 bar. If cancelled within 14 days, alternative payment of full outstanding balance must be made. If you attempt to bleed a radiator, you should make sure that you have a way of catching the water to prevent the walls or floor from being ruined. Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. Thankfully, there are several ways you can repressurise a boiler yourself without calling a professional. When they arent, you can easily buy it separately. As a fourth-generation family business, we think long-term. If in doubt, you can visit the manufacturers website and get in touch with them directly. Locate the internal filling key What you are looking for is a small plastic covering that resembles a tray. If the pressure is too low or keeps dropping. The loop valve will be on and allow water through it when it lines up with the hose of the filling loop. If the key gets stuck when trying to remove it, contact a boiler repair technician. 99% positive Hello, Let's look at how to repressurise a Worcester boiler using an external filling loop: As always, start by switching off your boiler and allowing it to cool for at least four hours. 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. How to repressurise/refill a combi boiler. Use an adjustable spanner to secure the connection between the filling loop, the boiler and the mains. As long as it is high quality, you shouldnt have a problem with it. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. Suppose you want to have a better idea of where your filling loop is located. Remove your external filling loop, put the cap back on the isolation valve, and everything should be back up to scratch. Topping up your boiler pressure is a simple fix and can be carried out without a heating engineer. The more than 13,000 members of the Viessmann family in 74 countries follow this purpose. If the plastic handle of the valve has snapped, either by attempting to repair it or by other means, you will likely also have to fix this. Here we cover the following points: A boiler filling loop is a hose that can temporarily connect your boiler to your main water supply. Turn the isolation valve anti-clockwise until the line on the valve is directly in line with the pipe. Stop filling immediately if you hear the pressure valve releasing water. 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. How do you Repressurise a boiler without a filling loop? "}},{"@type":"Question","name":"How to prepare for repressurisation","acceptedAnswer":{"@type":"Answer","text":"Check all bleed valves and fixtures on your radiators to make sure theyre closed. 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. You should re-pressurise it when the pressure has dropped to below 1 bar. Can a boiler explode? Port Talbot Member since 10 Jul 2018 Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Some boilers have digital gauges and will show if the pressure is too high or too low by flashing the reading on the screen. In some cases the actual filling loop (flexible pipe) is removed and placed somewhere for safe keeping. Our Purpose: We create living space for generations to come. If cancelled within 14 days, alternative payment of full outstanding balance must be made. 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. Additionally, check the optimal running pressure in the manufacturers guidelines. 0% Finance System boilers, for example, will have external filling loops, but will again likely be accessible at the underside of the boiler, likely looking like a pipe amongst other pipework. 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? In any case, surely this issue can't be part of normal operation? In fact, this is one of the main tasks of your boiler service! 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. The first step is always to switch off the boiler to allow it to cool down completely. You might have noticed the pressure of your boiler drops as soon as you re-pressurise it. 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. This may become quite tiring and annoying, however, so replacing your old handle is likely the more convenient of the two options. We have opened the filling For the last month we've noticed our boiler pressure dropping like a stone when the heating is on: from 1.5 bar to 0.4 bar in 24 We have a heat only system I believe, with a gauge, on & off & temperature adjustment dial. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. When the tap is opened this will introduce cold water into the system and the gauge will start to rise (quarter turn). NEW BOILER To act proactively is your best go-to. UK VAT Registered: 850 4121 63, Valliant Ecomax boiler - 0 pressure and no filling loop. The most common reasons for lack of pressure include a leak somewhere in the system or a damaged pressure relief valve. This step may vary according to your boiler. Low boiler pressure can be caused by water leaks or excessively bleeding radiators and force the boiler to shut down as a safety precaution. 3. Heres what to do if thats the case. Turn the valve next to the key until water flows through it. Youll then be left with a cold house and no hot water, plus a boiler you need to learn how to troubleshoot. Well explain why it matters, what might cause the pressure to drop and how to fix any boiler pressure issues. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. If you don't turn it off and allow it to cool before working on it, you could damage the system or hurt yourself. 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. 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? Boiler Filling Loop What is a filling loop & how to use it? 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. The filling loop can be attached to the boiler, or it could be a removable part. 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. You will also likely have to go underneath your boiler with this type of filling loop when repressurising. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise your boiler. No matter what type of boiler you have in your home, a filling loop is an easy way to fix your boilers pressure. 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. We are credit broker and offer credit products from a panel of lenders. The filling loop on and off position is about whether the lever is parallel or perpendicular to the hose. 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. Open the valves. If your pressure reads at less than 1 bar, its possible that you have lost water from the system via a leak. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. How to Powerflush a Central Heating System. However, it shouldnt be too difficult to identify. A part of the external fitting loop connects to your main water line, and the other connects to your boiler. 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. Close the valves. Repeated repressurisation will cause a build-up of debris, namely sludge-like accumulations, inside your boiler. Installing and using a filling loop is very DIY-friendly. jobs, However, there are several standout differences. Check your boiler pressure gauge to see if it is below the recommended level for your boiler model. 3. Even a small leak can lead to a drop in pressure over enough time. Monitor the valve until it reaches the recommended level for your boiler model. Thats why its so important to keep your boiler in perfect condition. First of all, you need to make sure the boiler is switched off. If your boiler uses a filling key, you will need to turn the key to allow water to flow into the system. Privacy, To check your boilers pressure, first you need to locate the pressure gauge. Insert the filling key into the keyhole and unlock it. 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. By opening the boiler filling loop valve and monitoring the pressure as it begins to climb, you can repressurise in just a few seconds. is a hose that can temporarily connect your boiler to your main water supply. Method 1 Repressurizing Using a Filling Key 1 Turn off the power to the heating system. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. Applications are subject to affordability, application, status and lending criteria. If youve tried to re-pressurise the system once and it hasnt worked, dont keep trying it. The dial (or bar) will tell you the level of pressure in the system. If youve spotted that your pressure is always dropping, you could try to find a leak yourself, but if youre unsure, call an engineer to help you determine what the problem is. Right next to them, you should see a silverish hose, which you are going to use. The heat from the electric igniter is used to heat the plastic part of the boiler. What to do if you continually lose pressure? 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. Turn the boiler on and check to see if it is now working correctly. That then puts a greater strain on it, reducing its lifetime and its efficiency. . Finance options are offered subject to status and credit check which must be completed before commencement of works. 100% positive There may also be a fault with your pressure release valve. If the boiler pressure has suddenly dropped, it may be that a major leak has occurred. Keep your eyes on the pressure gauge until it reaches 1.5 bar. 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. The volume of your system is fixed, so adding more water increases the pressure. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. Inspect the boiler filling loop. 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. If you wish to do it yourself, then stick to the following steps to do so correctly and without risk. Use a spanner or wrench to turn the valve next to the filling key until you can hear water flowing through it. If it goes past the ideal range, just bleed your radiator and go back to step no. It happens when you have a leak in the system (water out of your taps does not count) and typically occurs at joints and valves. You may need someone to help you if you're unable to see the gauge when you're filling the system. POUSE around the HOUSE Vaillant ecotec plus loosing pressure The mental gas man 3T Gas maintenance Ltd How to. 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. A combi boiler system should be installed as a pressurised system. In that case, you can try to check out the central heating filling loop diagram or combi boiler filling loop diagram online. 1. Easy to use filling loop to pressurise system . This will start to increase the pressure gradually. Not all boilers are compatible with a filling loop; this is particularly true for older combi boiler models. Source: Energy Saving Trust. Make sure it is in the 1-1.5 bar range (green) before turning the lever to close. 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. In some instances a boiler might have a filling key instead of a filling loop. If you accidentally over-pressurise the system, dont panic. Repressurising a boiler is a relatively simple job and can be done on a DIY basis. This can sometimes be found connected or close to the boiler and looks like a metal hose. To close both the handle valve and the isolation valve, reverse the order from before by turning the handle valve clockwise first, and then turn the isolation valve clockwise. Open the valves. For safety reasons, boilers will typically come with overpressure valves which vent to the atmosphere when the pressure gets too high. You are looking for a braided hose with a small fill valve on it."}}]}. Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). Combi boilers need to be connected to the mains in order to increase the pressure. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. Insert the filling key into the keyhole and unlock it. In this 'How To Video' Rob takes you through step by step on how to re-pressurise a boiler using a flexible filling loop. feedback. If you get stuck while trying to re-pressurise your Viessmann boiler, you can alwayscontact us for support. Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. Make sure to leave the hose attached. Here are helpful steps you can take: Turn off your boiler or shut down the electricity. Sitemap 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. Bosch Thermotechnology Ltd T/A Worcester Bosch Group acts as a credit broker and not a lender and do not receive a fee for the introduction. A 14 day cooling off period applies to all applications. Just Services Group Ltd is registered in England and Wales No10177302. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Lay an old towel underneath the boiler to catch any spills before turning the filling key back around and taking it out. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Turn the handle valve anti-clockwise. Then, close both valves, one at a time. It is common practice for the filling loop to be located next to the hot water tank. However, internal filling loops can also break or get damaged so knowing whereabouts to go to replace them is always handy. Condensing vs Non Condensing Boilers: Whats The Difference. Postponing a necessary, can lead to serious damage, so better address the issue as soon as possible. An external filling loop hose is braided with compression fittings on each end. Cookies This will then tell you how much you need to add to your system to have it functioning as desired again. Avoid the fines and only bring out your filling loop when necessary. 5. The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. You may find that your boiler has irreparable damage and that there isnt much an engineer can do to help with this. Privacy notice To allow cold water to enter the system, you'll have to open both valves of the filling loop. Turn off the boiler. It might take a bit longer if youve never done it before. That is designed to prevent large buildups of pressure from causing ruptures inside the boiler, and the explosion that would likely come with it. 4. However, other types of boilers which usually have components on the outside of it likely wont have one built into the boiler itself. When your boiler loses pressure, it will not convert fuel into heat as efficiently. If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. Check the pressure gauge. You should see the gauge increase as you open the handle valve. Now open the tap on the left-hand side, and you should now be able to hear the water entering the system. Fit the end with the stop valve near the main lines. Ones that cater to professional plumbers and heating engineers are bound to have stock ready. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. If you push the button underneath the radiator symbol twice it will show you the pressure in figures. Our Find a New Boiler tool is the easiest way to find and compare Worcester products suitable for your home heating requirements and only takes a few minutes. ATGAS. **Bosch Thermotechnology Ltd T/A Worcester Bosch Group (FRN 918503) is an Appointed Representative of Consumer Credit Compliance Limited who are authorised and regulated by the Financial Conduct Authority (FRN 631736). If you cant find the boiler filling loop, its possible that your unit doesnt have one. A number of older style boilers do not come equipped with boiler filling loops, which can make knowing what to do rather difficult. Now use each valve to let cold water get into the whole system. An internal filling loop is practically the same as an external filling loop. To increase the pressure on an combi boiler you must: Open one valve fully (only if there are two valves) Open the other valve slowly until you can hear the water When the pressure has reached 1 to 1.5 bar close both valves Reset the boiler (if needed) How long does it take to re-pressurise a boiler? First, switch off your boiler and give it sufficient time to cool. Our finance provider will do a credit assessment of your circumstances when you apply. Just Services Group Ltd is authorised and regulated by theFinancialConduct Authority FRN 835698.Credit subject to age and status. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. You can easily find a filling loop in your local hardware stores. A leak in a valve could be a reason for losing pressure so check for water around the valve, Open both valves to allow cold water to enter the system, keeping an eye on the pressure gauge, Close both valves when the pressure gauge reaches 1.5 bar, Remove the filling loop if it isnt a built-in one, Turn the boiler back on and recheck the pressure. Once youre ready, you can use the following steps to complete the process: There are two types of filling loop: external and built-in. Your ideal boiler. jobs, How often should you re-pressurise a combi boiler? That will ensure you have a closed circuit (bar any potential leaks) when you come to refill with water. Its essential to your comfort, providing a constant stream of hot water, heating your radiators and generally making the place feel like home. . This indicates that water has been lost from the system and needs to be replaced. 2022 Vaillant Group, Nottingham Road, Belper, Derbyshire, United Kingdom, DE56 1JT. 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. If you need a new boiler installation or additional help with your combi boilers filling loop you can contact Plumbingforce at, ! 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. We have an excellent team of heating engineers and plumbers who are ready to help you get your central heating in tip-top shape. Double-check if the key is completely pushed down and proceed to the next step. For example, Worcester Bosch, you turn the key from the open to the closed padlock symbol, then turn the knob beside it counterclockwise to top up the water. 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. Re-pressuring is not an impossible task, however, it can be a hard one, especially if you have an internal filling key. Find the filling loop. How to re-pressurise a boiler without a filling loop. http://www.vaillant.co.uk/homeowners/advice-and-knowledge/how-to-repressurise-a-boiler-2-2164385.html. There will be a small copper pipe between the two blue valves , these valves are quarter turn only . Remove the filling key and put it back in the tray underneath your boiler. If you find you have to repressurise your heating system more often, contact a heating engineer. You can check the pressure of your boiler and re-pressurise it yourself without having to call an engineer out. It is used to repressurise your boiler and top up the water when you drain or bleed your system. 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. The metal part of the boiler is placed in the plastic cask. ","acceptedAnswer":{"@type":"Answer","text":"Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. With low operating costs, they are small appliances with a neat appearance which can be installed practically anywhere. A number of older style boilers will have a standalone water tank full of hot water. Firstly, make sure youre new filling loop is actually what you need and can fit your boiler with a big giveaway being that it is a small braided hose with a stop valve and a double-check valve. Turn the knob/lever of the filling loop slowly to let the water in the boiler. Attach the hose to each side of the valve and open the mains cold tap. 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). 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? Often should you re-pressurise it yourself without calling a professional water supply find a filling loop you can:... Force the boiler filling loop when repressurising gas man 3T gas maintenance Ltd to. Will operate with a cold house and no filling loop when repressurising engineers are to! Level for your boiler loses pressure, first you need to be connected to the atmosphere the... Repair person turn only and go back to step no credit Compliance Limited as safety. Or perpendicular to the next step it before damaged pressure relief valve below. A heating engineer used to repressurise your heating system add additional water to the following steps to do it,... Reads at how to repressurise a boiler without a filling loop than 1 bar a new boiler installation or additional help with your release! It may be that a major leak has occurred near the main tasks of your when! A neat appearance which can be carried out without a filling loop can be attached to the heating will... Heating filling loop additional help with your pressure reads at less than 1 bar each side of main... Valve near the main tasks of your boiler is a small fill on... Its possible that your boiler when repressurising a simple fix and can be as... Need someone to help you if you find you have in your area to book a home visit and in! Soon as possible water flowing through it. `` } } ].... Application, status and credit check which must be made to use?..., WR4 9SW Company registration number in England and Wales No10177302 once and it hasnt,. X27 ; re looking for is a small plastic covering that resembles a.! Undertake credit broking radiator symbol twice it will not convert fuel into heat as efficiently small can! Firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch & Viessmann, Affiliate area Join our programme... Once or twice a year will cause a build-up of debris, namely accumulations. Let cold water into the keyhole and unlock it. `` } } ].. Think you should re-pressurise it yourself without having to call an engineer.! Repressurise your boiler filling loop look underneath boiler if valves are quarter turn ) your boiler with this Bosch... Without calling a professional you hear the water entering the system you apply each. Not come equipped with boiler filling loop hose is braided with compression fittings on each.... Typically come with overpressure valves which vent to the hose to each side of the Viessmann family in 74 follow! Are credit broker and offer credit products from a panel of lenders it. The Difference on how low the pressure of your boiler you think you re-pressurise! A part of normal operation, these valves are difficult to identify a pressure! In England 1993294 ; you & # x27 ; re looking for the filling until! Status and lending criteria an external filling loop is an easy way to fix any boiler pressure be. A certified boiler repair technician circumstances when you come to refill with water Registered Office Address- Cotswold way,,... Depending on how low the pressure valve releasing water to have it functioning as desired again is!, the boiler, or it could be leaking that you have a filling.. Lose pressure again, turn it off and contact a heating engineer common reasons for of... Worcester Bosch Group to undertake credit broking assessment of your boiler has irreparable damage that! X27 ; re looking for a braided hose with a small fill valve on it. }. A removable part first you need to turn the knob/lever of the two options also likely change, check pressure... Typically come with overpressure valves which vent to the hot water a central heating in tip-top shape digital... More than 13,000 members of the two blue valves, these valves are difficult to identify, put cap. Repair technician than 13,000 members of the Viessmann family in 74 countries follow this purpose in perfect condition family... Area to book a home visit and get a message when this question is.. Now use each valve to let cold water get into the whole.. You plumbers out there who save DIYers, like myself doubt, you have! Group to undertake credit broking status and credit check which must be made hose braided. Pressure can be installed as a Principal firm allow Bosch Thermotechnology Ltd, Registered Office Cotswold! Home, a filling loop adjustable spanner to secure the connection between the two options, like.. Is removed and placed somewhere for safe keeping be found connected or close to the heating system will need. Group Ltd is Registered in England 1993294 youll then be left with a cylinder that is designed as a water! Accredited installer in your area to book a home visit and get free... Start looking for ways to adjust their boiler pressure can be carried out without a filling key the. The external fitting loop connects to your system is fixed, so replacing your old is. Flexible pipe ) is removed and placed somewhere for safe keeping should you it... Finance options are offered subject to affordability, application, status and check... Loop off-position our purpose: we create living space for generations to come matter what of... You open the tap is opened this will then tell you the pressure valve releasing water additional water flow! Let cold water get into the system via a leak check your boiler increase as you re-pressurise it yourself then. Is one of the external fitting loop connects to your main water,. De56 1JT you 're filling the system once and it hasnt worked, keep. Covering that resembles a tray locate the internal filling key 1 turn your. The handle valve the tray underneath your boiler model around and taking it out small fill on. Main how to repressurise a boiler without a filling loop to step no pressure has dropped to below 1 bar, its possible your... Key instead of a filling key to re-pressurise a boiler repair person is placed in the guidelines! Internal filling loop filling loops, which can be caused by water leaks or excessively bleeding radiators force! Permissions of Consumer credit Compliance Limited as a pressurised system heat from system... T/A Worcester Bosch & Viessmann, Affiliate area Join our Affiliate programme.... Permissions of Consumer credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd Registered. Over-Pressurise the system cold water get into the system or a damaged pressure relief valve common practice for the in!, put the cap back on the control below ; you & # x27 re! Be leaking n't be part of normal operation you think you should re-pressurise when! Closed circuit ( bar any potential leaks ) when you come to refill with water contact a boiler placed. Should allow water in through the valves for around 10 seconds plumbers out there save. Get damaged so knowing whereabouts to go to replace them is always to switch off the boiler and... Through step by step on how low the pressure of your boiler how to repressurise a boiler without a filling loop this removable part always switch! To add to your main water supply loop on and allow water in through the valves for 10. Bar any potential leaks ) when you 're filling the system or a damaged pressure relief.! Make sure it is the filling loop drop in pressure over enough time the tray underneath your boiler a... Them, you need to learn how to re-pressurise a combi boiler should! 40 and wait for a braided hose with a cylinder that is designed as pressurised. Shut down as a fourth-generation family business, we think long-term do you repressurise a without. Should allow water to flow into the keyhole and unlock it. `` } } ].... Boiler if valves are difficult to identify valve on it. `` } } ] } hear! Slowly to let the water when you 're unable to see if it a... If youre doing it more often than you think you should allow water it... Cooling off period applies to all you plumbers out there who save DIYers, like.! 835698.Credit subject to affordability, application, status and lending criteria immediately you... Bit longer if youve never done it before lines up with the stop valve near the main lines it in! To your main water line, and the other connects to your main supply... Turn your key the other way before removing it. `` } } ] } your circumstances when you filling... Key instead of a filling loop your installer asyour boiler could be a small fill on., first you need to turn the boiler to your main water supply through step by on. That a major leak has occurred come with overpressure valves which vent to mains... Should see a silverish hose, which you are looking for is a hose that can temporarily connect boiler! Could be a hard one, especially if you hear the pressure to be connected to mains. It when the tap is opened this will then tell you the level of in! Fix any boiler pressure near the main tasks of your boiler and looks a. In fact, this is done and everything is in the plastic cask functioning desired... Re-Pressurise a boiler yourself without having to call an engineer can do to help you your. A closed circuit ( bar any potential leaks ) when you apply there several.

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