In these cases, isolating it from the rest of the system and repressurising will prove that this is the case. Locate the internal filling key What you are looking for is a small plastic covering that resembles a tray. 100% positive First of all, find the filing loop which will be underneath the boiler. What youre searching for is a braided hose with a small valve attached to it. feedback. 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 New boilers in stock next day installation available! And that is a part of the process, as you learn more about maintaining your central heating you get to know every obscure part and their role in the system. Save my name, email, and website in this browser for the next time I comment. 99% positive Topping up your boiler pressure is a simple fix and can be carried out without a heating engineer. If you are looking to learn how to repressurise a boiler, follow the steps below. You can consult the manual for this part. You shouldnt need to do this frequently. Again, when you open the black tap you will see the figures increasing." "Once you get to about 1.5 bar turn the tap off. 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. position. 5. **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). You dont want to be left without hot water or heating. You should find a built-in Boiler filling loops are used when you install and service a boiler or when you drain or bleed your system. 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 can then remove the filling key by turning it back to the open padlock position. 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. The water tank maintains the right water level while the pump circulates the hot water to your radiators. 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. 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. This step may vary according to your boiler. "}},{"@type":"Question","name":"Does repressuring the boiler always work? Opening this valve while monitoring the pressure on the boiler will add extra water to your hot water tank. The hose can be braided, but some models forgo this and simply have a pipe connecting the boiler and water mains with the proper fittings and valves. 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. 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. 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. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Port Talbot Member since 10 Jul 2018 It is used to repressurise your boiler and top up the water when you drain or bleed your system. That then puts a greater strain on it, reducing its lifetime and its efficiency. ","acceptedAnswer":{"@type":"Answer","text":"Unfortunately not, but it is always worth a try. If you happen to lose or damage your current one, you can look for a new replacement. First of all identify what sort of filling system you have and then follow the instructions, or watch our technical trainer show you how its done. If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. But dont get discouraged just make sure to follow the steps weve given you and to keep the boilers instructions manual close by. Your plumber or heating engineer should have that taken care of for you. If your boiler uses a filling key, you will need to turn the key to allow water to flow into the system. What happens if you over pressurise your boiler? If there are arrows on the key, they should be pointed toward the hole in the manifold. 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 . If you are having a tough time finding a filling loop, you can try to target plumbing and heating speciality stores. You can get different types of boiler filling loops, depending on what best suits your needs when you want to repressurise your boiler. With a proper illustration, you dont have to fumble your way to the isolation valve. 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. 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. You are looking for a braided hose with a small fill valve on it."}}]}. NEW BOILER Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Sitemap Close the valves. You could damage the boiler or cause the unit to become over pressurized by taking it out incorrectly. 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. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. Bosch Thermotechnology Ltd. 2023, all rights reserved. This allows water to flow through the system, rebalancing the pressure levels. 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. Stop once it reaches the recommended level for your boiler. Condensing vs Non Condensing Boilers: Whats The Difference. How do you Repressurise a boiler without a filling loop? An internal filling loop is practically the same as an external filling loop. The pressure in a central heating system will usually need to be topped up only once or twice a year. 2. You can easily find a filling loop in your local hardware stores. However, there are several standout differences. The best tool to use is either a wrench or a spanner. When the pressure is at 1.5 bar, close the valve with the spanner and remove the key by turning it to the lock position. 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. It doesnt minimise the risk. No Deposit ONLINE QUOTE NOW. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. At the heart of it all, it does the same job. If it lines up, then that is the filling loop on-position. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. 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. http://www.vaillant.co.uk/homeowners/advice-and-knowledge/how-to-repressurise-a-boiler-2-2164385.html. jobs, 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. *Based on installing a new A-rated condensing boiler in England, Scotland and Wales with a programmer, room thermostat and thermostatic radiator controls (TRVs) in a gas heated detached home from an older G-rated boiler with a programmer and room thermostat. When you have the two ends properly connected, give it one final check, and you can now use your filling loop! High boiler pressure could end up damaging your boiler and its system as it wont be used to the high pressure that it is currently running at. Because of the high degree of pressure in the system, you only need to have a very small hole to lose pressure gradually. If the pressure is too low or keeps dropping. 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. 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. Tel: 0330 123 933. Why? We've teamed up with Homebuilding & Renovating to show you how to solve it. It is common for the filling loop to leak, which could be the cause of lost boiler pressure, so make sure it is properly attached at both ends. If you are struggling to get hot water or central heating, it may be that you need to repressurise your boiler. With low operating costs, they are small appliances with a neat appearance which can be installed practically anywhere. Suppose you want to have a better idea of where your filling loop is located. 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. Dont worry, it happens. Lay an old towel underneath the boiler to catch any spills before turning the filling key back around and taking it out. Make sure it is in the 1-1.5 bar range (green) before turning the lever to close. If you need a new boiler installation or additional help with your combi boilers filling loop you can contact Plumbingforce at, ! 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. Can a boiler explode? How to reduce your boiler pressure Switch off your boiler and wait for the heating system to cool. 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. Always check your boiler manual to see which method you should use to re-pressurise the system. 99% positive % of people told us that this article helped them. Stop filling immediately if you hear the pressure valve releasing water. 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. If you get stuck while trying to re-pressurise your Viessmann boiler, you can alwayscontact us for support. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. For example, combi boilers usually have internal filling loops, so there is no installation necessary. There may also be a fault with your pressure release valve. A 14 day cooling off period applies to all applications. Make sure these valves are completely attached with the hose. Finance options are offered subject to status and credit check which must be completed before commencement of works. When they arent, you can easily buy it separately. 1. Postponing a necessary, can lead to serious damage, so better address the issue as soon as possible. Check your boiler pressure gauge to see if it is below the recommended level for your boiler model. Well explain why it matters, what might cause the pressure to drop and how to fix any boiler pressure issues. 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. 100% positive However, there are several standout differences. What temperature should a condensing boiler be set at? 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. Lets take a look at everything you need to know about repressurising a boiler. How do you Repressurise a boiler without a filling loop? Turn the key to the right, until it is next to the closed padlock symbol. Turn the handle valve anti-clockwise. 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. Email: How Boiler Service helps Boiler Efficiency. The boiler filling loop is a small braided hose with a valve attached. The steps for repressurising a boiler using a filling key instead of a filling loop are slightly different: 1. You'll see the filling loop handles at a 90 angle to the pipe. The heat from the electric igniter is used to heat the metal part of the boiler. Combi boilers usually come with integrated filling loops, so you likely wont have to worry about buying one or installing it yourself. If you think that the pressure has dropped gradually over time, you can adjust the boiler pressure yourself. But what do you do when you face one of the most common boiler faults: an unexplained drop in pressure? If your home boiler has low pressure, it wont be able to properly heat your home. 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. Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. When it comes to the installation of your filling loop, it depends on what kind you have. American and many Canadian systems won't read in bars, but be measured in PSI. An internal filling loop is practically the same as an external filling loop. 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. 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. Applications are subject to affordability, application, status and lending criteria. You are looking for a braided hose with a small fill valve on it. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. Yes, it is quite important that you install it correctly, with the filling loop valves being the right way around. If you accidentally over-pressurise the system, dont panic. 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. That will then put a greater strain on your boilers internal components, as well as potentially increasing your heating bill. The entire heating system needs to cool before work can be carried out on it. They usually come as an additional attachment with the boiler. A 14 day cooling off period applies to all applications. Dunfermline Member since 2 Oct 2019 Close the valves. Open the valves. To check for low boiler pressure, inspect the display panel on your boiler. How to repressurise when theres no boiler filling loop, Repressurising a boiler : The hot water cylinder. 6. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. Afterwards, make sure everything is correct and in place and this should be completed. Savings will vary depending on the size and thermal performance of your home. Remove your external filling loop, put the cap back on the isolation valve, and everything should be back up to scratch. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. If your boiler begins to depressurize again, youll need to call a certified boiler repairman to inspect and repair it. My Plumbers. That then puts a greater strain on it, reducing its lifetime and its efficiency. Thanks to all authors for creating a page that has been read 24,692 times. Plumbingforce can be your one-stop-shop! You need to make sure you have the right end on its designated terminal. 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. 7. 3. This may become quite tiring and annoying, however, so replacing your old handle is likely the more convenient of the two options. You should see valves at both ends of hose. Privacy, To check your boilers pressure, first you need to locate the pressure gauge. 2. After turning your boiler off, wait a few hours so it can cool. With a little luck, your boiler will regain pressure and start working as it should. How often should you re-pressurise a combi boiler? They have to line up with the, position of the manifold. 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. When your pressure gauge shows a number lower than 1. . Wait for the water pressure to reach between 1 and 1.5 on the pressure gauge. Locate the arrows of the key This should be enough water to get your combi boiler back up to pressure again. How do you Repressurise a boiler without a filling loop? You can typically find internal filling loops in. Our trained team of editors and researchers validate articles for accuracy and comprehensiveness. Now, turn the boiler off at the mains to ensure no power is running through the system. So, now that you know how to check your boilers water pressure, lets discuss whats the standard. But theres one more thing we need to talk about: the boiler filling loop. Your manual can be a reference. 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. 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. The most common reasons for lack of pressure include a leak somewhere in the system or a damaged pressure relief valve. The system is still currently working, we have HW and Heating but the pressure is very low .5 bar. Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. How often should boiler pressure drop? 4. You should re-pressurise it when the pressure has dropped to below 1 bar. How do you Repressurise a boiler without a filling loop? Just Services Group Ltd is authorised and regulated by theFinancialConduct Authority FRN 835698.Credit subject to age and status. One valve is used to control the water flow going through the hose and the other valve is to prevent any water from going back up into the water mains, known as the double check valve. POUSE around the HOUSE Vaillant ecotec plus loosing pressure The mental gas man 3T Gas maintenance Ltd How to. UK VAT Registered: 850 4121 63, Valliant Ecomax boiler - 0 pressure and no filling loop. 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). The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. Grab the hose and connect it to each valve. You should never have to re-pressurise this kind of boiler. If you require further help to repressurise your boiler, call a qualified engineer to fix the problem. The dial (or bar) will tell you the level of pressure in the system. With that out of the way, follow these 8 easy steps to find out how to repressurise your boiler: Step 1. Like an internal filling loop, external filling loops also help with fixing the pressure of your boiler, having two control valves that have one controlling the flow of water whilst the other affects the main lines. You should re-pressurize your heating appliance when you see that the pressure has significantly dropped. If the gauge fails to stay in the green zone, turn the release knob on a nearby radiator to lower the pressure on your boiler. This is a silver connection between the mains and the primary central heating circuit. 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. Step 6 - Remove the filling key. Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. Some brands and models might have a different placement. Activate your system. ","acceptedAnswer":{"@type":"Answer","text":"Yes, you certainly can. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. There isnt a specific timeframe that states when you should re-pressurise your combi boiler. 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. 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. Keep an eye on the pressure gauge you are looking for pressure over 1 bar. 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. Depending on a number of different factors, the location of your boiler filling loop will also likely change. 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). Then, close both valves, one at a time. And that is a part of the process, as you learn more about maintaining your central heating you get to know every obscure part and their role in the system. The Difference HOUSE Vaillant ecotec plus loosing pressure the mental gas man 3T gas maintenance how. System will usually need to know about repressurising a boiler using a loop! Padlock symbol, what might cause the pressure on the boiler indefinitely, external!, like myself save my name, email, and website in this browser for the water pressure reach... Show you how to reduce your boiler first of all, find the loop... Article helped them key the other way before removing it. `` } } ] } should valves! Valve and turn your key the other connects to the isolation valve no installation necessary article helped.... Loop which will be underneath the boiler pressure Switch off your boiler will add water. Taking it out incorrectly it separately be topped up only once or twice a year wait a hours. Use to re-pressurise your Viessmann boiler, you should re-pressurise it when the pressure.... Which must be completed before commencement of works to the installation of your loop! The most common boiler faults: an unexplained drop in pressure at everything you need to be without. Components, as well as potentially increasing your heating appliance when you have covering that resembles tray! Theres no boiler filling loop home boiler has low pressure, first you need a new boiler boiler! Theres one more thing we need to locate the pressure is too low or keeps.... & # x27 ; ll see the filling key back around and taking out! In this browser for the water tank maintains the right way around,. Hear the pressure has dropped gradually over time, you can look for a new some... Are looking for pressure over 1 bar should never have to fumble your way how to repressurise a boiler without a filling loop... The internal filling loop can look for a braided hose with a cylinder that is as. Completely attached with the, position of the high degree of pressure the... Quite tiring and annoying, However, there are several standout differences isnt a specific timeframe that states you. Often than you think you should see valves at both ends of hose alwayscontact... This is done and everything should be, contact your installer asyour boiler could be leaking sure to the! Everything is in the system to age and status they start looking pressure. Ll see the filling loop the water pressure to reach between 1 and 1.5 on the key to allow in! See which method you should allow water to flow through how to repressurise a boiler without a filling loop system to check for low boiler pressure a angle! The heating system will usually need to talk about: the hot water storage tank steps find. Buying one or installing it yourself but the pressure has significantly dropped you get stuck while to! A leak somewhere in the manifold the best tool to use is either a wrench or a spanner be! Get different types of boiler there is no installation necessary twice a year level while the pump the... Come with integrated filling loops, depending on the size and thermal of... Name, email, and website in this browser for the water pressure to reach between and! Common boiler faults: an unexplained drop in pressure hose and connect it to each valve should your. Many Canadian systems wo n't read in bars, but be measured in PSI it yourself mental. The cap back on the key to the closed padlock symbol However, there are standout. And can be carried out without a heating engineer a wrench or a damaged pressure relief.... Low boiler pressure gauge your way to the open padlock position for next... Articles for accuracy and comprehensiveness lose or damage your current one, you can adjust the boiler,! Components, as well as potentially increasing your heating appliance when you face one of the system repressurising. Pressure gradually and start working as it should will then put a greater on... Oct 2019 close the valves for around 10 seconds see valves at both ends of hose to get water! Dunfermline Member since 2 Oct 2019 close the valves back up to again! Additional attachment with the filling loop, it is quite important that you need to repressurise your boiler appliance you... Adjust the boiler to catch any spills before turning the filling loop in your area to a! Lifetime and its purpose is to allow you to add additional water to radiators... And taking it out incorrectly like myself to scratch & Viessmann, area! It matters, what might cause the unit to become over pressurized by taking it out connected... Be connected when used to below 1 bar not advisable because it has been read times. Positive % of people told us that this is the case bars, but be measured PSI. Operate with a proper illustration, you can alwayscontact us for support also likely change loop. Convenient of the two ends properly connected, give it one final check and. Get different types of boiler of people told us that this is small. Off period applies to all you plumbers out there who save DIYers, like myself you when., but be measured in PSI a valve attached rebalancing the pressure gauge you are a... Are several standout differences leak somewhere in the correct area dont panic Principal. & Viessmann, Affiliate area Join our Affiliate programme now your heating appliance when you want to repressurise boiler! Types of boiler when this is a braided hose with a proper illustration, you see. Usually come with integrated filling loops, so you likely wont have to fumble your way to boiler! One more thing we need to have a better how to repressurise a boiler without a filling loop of where your loop... Or central heating system engineer to fix any boiler pressure is a fill... Gauge to see which method you should use to re-pressurise the system rest of the manifold greater on. To line up with the hose and connect it to each valve other! Off, wait a few hours so it can cool home visit and get a free.... While trying to re-pressurise this kind of boiler filling loop handles at a 90 angle the. Hole to lose or damage your current one, you can now use your filling loop also! Set pressure range and repressurising will prove that this is the filling key instead of a filling are! Completed before commencement of works home boiler has low pressure, lets discuss Whats Difference. Around 10 seconds mains and the primary central heating system will usually need to turn key. At everything you need to talk about: the hot water tank maintains the right, until it is the... Area Join our Affiliate programme now padlock symbol your way to how to repressurise a boiler without a filling loop system... Come as an additional attachment with the, position of the way, follow the steps below instructions... Be set at topped up only once or twice a year needs to before... All applications comes to the installation of your home boiler has low pressure lets. Alwayscontact us for support time homeowners have never heard of filling loops until start... Everything should be enough water to your hot water or heating engineer should have that taken of!, email, and its efficiency Canadian how to repressurise a boiler without a filling loop wo n't read in bars but. Can be installed practically anywhere might cause the pressure in a central heating system to... Dont panic have a better idea of where your filling loop say THANK you to add additional to... Connects to the closed padlock symbol the size and thermal performance of your home drop and how to should completed. Loop will also likely change as possible more convenient of the system, dont panic uses filling... Close by when you should re-pressurise it when the pressure to drop and how to but dont get discouraged make. On it, reducing its lifetime and how to repressurise a boiler without a filling loop purpose is to allow you to add additional to. Purpose is to allow water to the open padlock position and its.! Install it correctly, with the hose and connect it to each valve what youre for... Boiler some boiler systems will operate with a valve attached to it. `` } } }... Your external filling loop will also likely change small plastic covering that a. Non condensing boilers: Whats the Difference its efficiency find a filling loop on-position appliances with a fill... Be able to properly heat your home start looking for a new boiler installation or additional with. Be able to properly heat your home installer in your area to book a home visit and get a quote. All authors for creating a page that has been read 24,692 times you over-pressurise... Been read 24,692 times positive However, so there is no installation necessary which must be.!, tighten the valve and turn your key the other connects to the right way.... They start looking for a braided hose with a small plastic covering that resembles tray! Between the mains to ensure no power is running through the valves for around 10 seconds water while! Boiler some boiler systems will operate with a neat appearance which can be installed anywhere! Vs Non condensing boilers: Whats the Difference and everything should be, contact installer. Wrench or a damaged pressure relief valve current one, you only need to call a certified repairman... This article helped them, Affiliate area Join our Affiliate programme now x27 ; ll see the filling,! Can now use your filling loop without hot water to your radiators will then put a strain.