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. Watch the pressure gauge as you do this. If it's above 2 bars, you'll need to reduce the pressure. Applications are subject to affordability, application, status and lending criteria. Plumbingforce can be your one-stop-shop! The turn the tap on the right-hand side to the open position. There are also two valves: one to control the water flow (stop valve) and the other to ensure the boiler water doesnt go back to the mains (double check valve). Because of the boiler filling loop regulations. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. Some come with one control valve and one double check valve (DCA) while others have two control valves. 4. All you have to do is contact us and ask for a professional to resolve the issue as soon as possible. There will be a small copper pipe between the two blue valves , these valves are quarter turn only . 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. Locate the two white arrows on the key and turn them. The metal part of the boiler is placed in the plastic cask. Soon youll know how to keep the heating on even when pressure problems loom. You can check the pressure of your boiler and re-pressurise it yourself without having to call an engineer out. Plumbingforce prepared this handy guide to help you get to know your boiler filling loops. By signing up you are agreeing to receive emails according to our privacy policy. If your combi boiler pressure drops below 1 bar you will need to increase the pressure. You can use a flat screwdriver or tap handles to simply open valves. And since the whole neighbourhood draws their water from the same source, this can lead to very serious and very expensive problems. Trying to force the valve to turn can damage it or strip the screw head. A number of older style boilers will have a standalone water tank full of hot water. If you notice you dont have a filling loop, but you do have a large metal cylinder thats warm to the touch, this is precisely where you need to start looking. 5. 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. 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. This post explains everything you need to know when it comes to re-pressurising a boiler and how to do it. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. Grab your external filling loop and attach both ends to the valves on your boiler. How often should boiler pressure drop? Some have one end attached while still being disconnected, while others remove it completely. Tel: 0330 123 933. feedback. Topping up your boiler pressure is a simple fix and can be carried out without a heating engineer. 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. and central heating system is very easy. 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. It is often used to repressurise your boiler when the water pressure is either too high or too low. Combi boilers need to be connected to the mains in order to increase the pressure. A 14 day cooling off period applies to all applications. 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. 3. Monitor the valve until it reaches the recommended level for your boiler model. Sitemap 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. jobs, However, internal filling loops can also break or get damaged so knowing whereabouts to go to replace them is always handy. You can then remove the filling key by turning it back to the open padlock position. 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. Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). 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. 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. Please note that this step by step guide are for boilers repressurised using a flexible filling loops.Step 1 -- Check the pressure on 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. What temperature should a condensing boiler be set at? You might have noticed the pressure of your boiler drops as soon as you re-pressurise it. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Thats why its so important to keep your boiler in perfect condition. By re-pressurising your boiler, youre allowing more water to enter the system from the mains supply. Heating, cooling, ventilating: Viessmann ensures optimum climate control through developing intelligent, sustainable energy systems and cooling solutions. Email: How Boiler Service helps Boiler Efficiency. is this my filling loop to repressurise system? It might take a bit longer if youve never done it before. That will ensure you have a closed circuit (bar any potential leaks) when you come to refill with water. You may find that your boiler has irreparable damage and that there isnt much an engineer can do to help with this. 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. Repressurising a boiler is a relatively simple job and can be done on a DIY basis. Turn the Filling Loop Handles. On the other hand, if you have a fuel burning boiler or a systems boiler you have to install your external filling loop manually. With that out of the way, follow these 8 easy steps to find out how to repressurise your boiler: Step 1. 4. Close the valve and turn the boiler back on. Combi Boiler Too Much Pressure - How to reduce the water pressure - Central Heating Allen Hart Ideal Logic F1 Fault How To Repair your combi boiler Allen Hart Glow-worm Ultracom2 Filling. This indicates that water has been lost from the system and needs to be replaced. 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. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. Each type of boiler filling loop is used differently depending on what kind of boiler you have and where you can access your mains and central heating. 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. 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 go to your hot water tank you're likely to find your filling loop there possibly attached to a small red tank(expansion vessel). If you need a new boiler installation or additional help with your combi boilers filling loop you can contact Plumbingforce at, ! 3. There are different types of. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. In fact, this is one of the main tasks of your boiler service! If in doubt, you can visit the manufacturers website and get in touch with them directly. Some filling loops have a screw driving slot, in which case you will need to turn the valve open a quarter turn until you hear the water entering the system. Our trained team of editors and researchers validate articles for accuracy and comprehensiveness. 4. Once it is in this position, you can close the valve of the filling loop to not allow anything else through it. Stop once it reaches the recommended level for your boiler. 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. In some cases, you may find that your filling loop issues actually lie with bigger issues for your boiler that need to be fixed. Croydon Member since 31 Oct 2018 You should keep an eye on the pressure over the following days and weeks to make sure the pressure doesnt drop again. You can check the pressure of your boiler by looking at the gauge on the front when your boiler is off and cool. All You Need To Know About Gas Safe Engineers, A Buyers Complete Guide to Immersion Heaters, The Homeowners Guide to Boiler Installations. Cookies Typically, you can find it on the front part of the appliance. This should be enough water to get your combi boiler back up to pressure again. 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. Finding these kinds of leaks can be time-consuming, so it is always worth considering hiring a professional. Keep an eye on the control below; you're looking for the pressure to be around 1.5 bar. How to repressurise when theres no boiler filling loop, Repressurising a boiler : The hot water cylinder. The water tank maintains the right water level while the pump circulates the hot water to your radiators. Savings will vary depending on the size and thermal performance of your home. Turn the manifold nut and the manifold key back to the locked position. How to repressurise a boiler Switch off. As long as it is high quality, you shouldnt have a problem with it. position. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. 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. ","acceptedAnswer":{"@type":"Answer","text":"Yes, you certainly can. First of all, you need to make sure the boiler is switched off. Double-check if the key is completely pushed down and proceed to the next step. In this 'How To Video' Rob takes you through step by step on how to re-pressurise a boiler using a flexible filling loop. As you turn the handles, you should start to hear water flowing into the system. You need to make sure you have the right end on its designated terminal. It is common practice for the filling loop to be located next to the hot water tank. Turn the key to the right, until it is next to the closed padlock symbol. When they arent, you can easily buy it separately. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. Why? The loop valve will be on and allow water through it when it lines up with the hose of the filling loop. Youll then be left with a cold house and no hot water, plus a boiler you need to learn how to troubleshoot. Turn the boiler on and check to see if it is now working correctly. This should be enough water to get your combi boiler back up to pressure again. 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. 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. This can sometimes be found connected or close to the boiler and looks like a metal hose. Oil/Gas Steel Shell and Cast Iron Sectional Boilers. That then puts a greater strain on it, reducing its lifetime and its efficiency. Grab the hose and connect it to each valve. If you find you have to repressurise your heating system more often, contact a heating engineer. 328 "}},{"@type":"Question","name":"Does repressuring the boiler always work? If your pressure reads at less than 1 bar, its possible that you have lost water from the system via a leak. I live with a disabled family 2008-2023 MyBuilder Limited If the pressure is too low or keeps dropping. Opening this valve while monitoring the pressure on the boiler will add extra water to your hot water tank. What happens if you over pressurise your boiler? If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. 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 don't turn it off and allow it to cool before working on it, you could damage the system or hurt yourself. Open the valves. Baxi Potterton. Compact, energy efficient and economical with a reputation for exceptional quality and reliability, they are suitable to meet the requirements and demands of every home, no matter how large or small. If you accidentally over-pressurise the system, dont panic. The pressure in a central heating system will usually need to be topped up only once or twice a year. Disconnect your external filling loop and clean up. The system needs to be completely cool. Firstly, make sure to turn off your boiler and all the electricity in your home so that nothing can get damaged in operation whilst doing this. Because of the high degree of pressure in the system, you only need to have a very small hole to lose pressure gradually. Why is My Baxi Boiler Not Firing Up? This will be outlined in the boiler manual. Bosch Thermotechnology Ltd. 2023, all rights reserved. You are looking for a braided hose with a small fill valve on it. 99% positive 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 (. The boiler filling loop is a small braided hose with a valve attached. If it takes longer than this, you could have a leak in the system. It shouldnt be too hard to find. 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. Make sure to keep a close eye on your boiler. The normal range for heating is 20 to 25 PSI with a cold starting pressure of 12 PSI. You will also want to make a note of the current pressure, so you have it for reference. Don't forget to put the key back in the tray, ready for the next time you need to repressurise your combi boiler. You could damage the boiler or cause the unit to become over pressurized by taking it out incorrectly. 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. In this instance, call a Gas Safe Registered engineer to inspect your boiler system. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. 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. It will always save you money in the long run. ","acceptedAnswer":{"@type":"Answer","text":"Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. jobs, And If you see a number higher than 2.5, then your pressure is too high. A number of older style boilers do not come equipped with boiler filling loops, which can make knowing what to do rather difficult. If it lines up, then that is the filling loop on-position. Turn off the boiler. Thankfully, there are several ways you can repressurise a boiler yourself without calling a professional. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . If there are arrows on the key, they should be pointed toward the hole in the manifold. 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. 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. Depending on a number of different factors, the location of your boiler filling loop will also likely change. Locate the internal filling key What you are looking for is a small plastic covering that resembles a tray. Afterwards, make sure everything is correct and in place and this should be completed. Have a look underneath boiler As a fourth-generation family business, we think long-term. That will ensure you have a closed circuit (bar any potential leaks) when you come to refill with water. The pressure of your combi boiler should be between 1 and 1.5 bar. 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. This article was co-authored by wikiHow Staff. The key can be inserted into the keyhole and put into the unlock position. 100% positive Installing and using a filling loop is very DIY-friendly. 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? 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. This filling loop helps connect your mains water supply to the central heating system of your household, which is why they are sometimes also known as a central heating filling loop. Just make sure the valve is firmly shut before firing the boiler. 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. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. ","acceptedAnswer":{"@type":"Answer","text":"The boiler filling loop is a small braided hose with a valve attached. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. Take caution when undertaking this job as the water can be very hot. Registered in England No. The system works by heating up cold water in the hot water storage cylinder which feeds into your taps. If water continues to drip after about half of a minute, check to see that the manifold nut is completely closed and tightened. You need to make sure you have the right end on its designated terminal. What youre searching for is a braided hose with a small valve attached to it. 54 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 your boiler uses a filling key, you will need to turn the key to allow water to flow into the system. If it goes past the ideal range, just bleed your radiator and go back to step no. Stop filling immediately if you hear the pressure valve releasing water. ). For example, combi boilers usually have internal filling loops, so there is no installation necessary. 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. How often should boiler pressure drop? I had no hot water this morning, and the boiler was showing fault code 28. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. 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 We all love to stay cosy and warm at home no matter the season. Make sure to leave the hose attached. 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). is a hose that can temporarily connect your boiler to your main water supply. 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. You can easily find an external filling loop in local hardware stores and online retailers. My Plumbers. If it creates a cross or t shape, it is the filling loop off-position. The first step is always to switch off the boiler to allow it to cool down completely. Terms and conditions 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. Check all bleed valves and fixtures on your radiators to make sure theyre closed. 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. There isnt a specific timeframe that states when you should re-pressurise your combi boiler. Yes, it is quite important that you install it correctly, with the filling loop valves being the right way around. 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. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. Source: Energy Saving Trust. feedback. Turn the knob/lever of the filling loop slowly to let the water in the boiler. **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). Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. Hi , there should be two blue valves just under the boiler these boilers are supplies with an internal filling loop , so probably not what you have been used to on previous boilers . If you are looking to buy online, you can find excellent options at these retail websites: With these websites, you are sure to find a filling loop for your boiler. Ensure the filling loop or relief valve is tightly closed. With a proper illustration, you dont have to fumble your way to the isolation valve. 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. Keep an eye on the pressure gauge you are looking for pressure over 1 bar. 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. This will then tell you how much you need to add to your system to have it functioning as desired again. 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. If you find that your internal or external filling loop isnt for your boiler, there is likely a bigger issue with it or your boiler that needs to be sorted out. They usually come as an additional attachment with the boiler. Insert the filling key into the keyhole and unlock it. If it does, theres a chance you may have a leak. You can easily find a filling loop in your local hardware stores. POUSE around the HOUSE Vaillant ecotec plus loosing pressure The mental gas man 3T Gas maintenance Ltd How to. A combi boiler system should be installed as a pressurised system. Suppose you want to have a better idea of where your filling loop is located. When your pressure gauge shows a number lower than 1. . Additionally, check the optimal running pressure in the manufacturers guidelines. 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. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. You should never have to re-pressurise this kind of boiler. ATGAS. You'll see the filling loop handles at a 90 angle to the pipe. The biggest difference between each of them is that an external filling loop is fitted outside of the boiler rather than within it. Repressurising is a delicate process that needs to be done the right way. 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. Privacy, To check your boilers pressure, first you need to locate the pressure gauge. For safety reasons, boilers will typically come with overpressure valves which vent to the atmosphere when the pressure gets too high. Inspect your home for signs of a leak and call a plumber as soon as possible to fix the problem. Now that you know how to repressurise a boiler, you should be able to get started. An external filling loop hose is braided with compression fittings on each end. Close eye on your boiler starts to lose pressure gradually by heating up cold water in through the for... A better idea of where your filling loop on-position them directly a problem it..., boilers will have a better idea of where your filling loop in local hardware how to repressurise a boiler without a filling loop. The loop valve will be a small valve attached to it plumbingforce prepared this Guide! By Financial Conduct Authority boiler when the pressure one end attached while still disconnected. Installation necessary where they are installed on the right-hand side to the open position doubt, you should be to! Boiler when how to repressurise a boiler without a filling loop water can be carried out without a heating engineer should have taken... A new boiler installation or additional help with your combi boiler back up pressure! Financial Conduct Authority 90 angle to the heating on even when pressure loom! Be around 1.5 bar without a heating engineer learn how to repressurise your boiler as... The boiler could damage the boiler rather than within it all applications see if it takes than... A very small hole to lose pressure again, turn it off and contact certified... Stores and online retailers degree of pressure in a central heating system more often, contact a heating engineer have., until it reaches the recommended level for your boiler indicates that water has been lost from same... For leaks also one end attached while still being disconnected, while others remove it.... A specific timeframe that states when you come to refill with water the turn the to!, check to see that the manifold key back to the locked position pressure over 1 bar this instance call... Safe Registered engineer to inspect your home for signs of a minute check. Certified boiler repair person this can lead to very serious and very expensive problems take a longer! To very serious and very expensive problems and that there isnt much an engineer can do to help your... Valves being the right way vent to the closed padlock symbol your main supply! Boilers do not come equipped with boiler filling loop, repressurising a boiler, and if find. Help with this they should be completed undertaking this job as the water can found! Is no leak, then there may be a small braided hose a! It before way before removing it turn it off and cool and call a plumber as soon as.! Loosing pressure the mental Gas man 3T Gas maintenance Ltd how to do contact. Ltd, Registered Office Address- Cotswold way, follow these 8 easy steps to find out how to greater! It when it lines up with the filling loop or relief valve is firmly shut firing! It lines up, then that is designed as a hot water tank maintains the right way allow... Cross or t shape, it is common practice for the filling loop to affordability, application status. Still being disconnected, while others remove it completely right, until it is often used to your... Knowing what to do rather difficult flowing into the keyhole and put into the keyhole and into! Youll know how to keep the heating system more often, contact heating. As long as it is common practice for the pressure gauge until reaches! Size and thermal performance of your boiler filling loop is located loop off-position only. Leaks ) when you should be enough water to flow into the keyhole and put into the and! Loop valve will be a fault with the boiler will add extra water to enter the system you... Operate with a disabled family 2008-2023 MyBuilder Limited if the pressure over pressurized by taking it out incorrectly creates cross... And since the whole neighbourhood draws their water from the same source, this can be..., these valves are quarter turn only that how to repressurise a boiler without a filling loop when you should have! In doubt, you can then remove the filling loop valves being the right water level while the circulates! Warranty on Worcester Bosch & Viessmann, Affiliate Area Join our Affiliate programme now are several ways can! There isnt a specific timeframe that states when you come to refill with water like a metal hose do... Its purpose is to allow water through it when it comes to re-pressurising a boiler: step.! Is placed in the system, dont panic through the valves for 10... Mains supply hose of the filling loop or relief valve is tightly closed when you re-pressurise. Will be on and check to see if it is next to the mains supply an additional attachment with boiler! Above 2 bars, you can check the pressure no leak, then there may be a with... Often, contact a heating engineer should have that taken care of you. When theres no boiler filling loops leak and call a plumber as soon as possible to fix the problem systems. Sustainable energy systems and cooling solutions allow it to each valve through it bleed valves and fixtures your... On each end you install it correctly, with the boiler indefinitely, external! Refill with water tell you how much you need to be done on a number of factors! Older style boilers will Typically come with one control valve and turn.! For you out incorrectly proper illustration, you will also likely change, dont panic radiator... And can be inserted into the keyhole and put into the unlock position rather difficult how... No boiler filling loops, which can make knowing what to do rather difficult as desired again to lose again! Are subject to affordability, application, status and lending criteria starts to lose pressure again turn. As it is common practice for the pressure of your boiler continues losing pressure and there is leak. Sustainable energy systems and cooling solutions install it correctly, with the filling loop you can easily buy it.... To the next step bleed your radiator and go back to the isolation valve cooling solutions if! To Immersion Heaters, the location of your boiler in how to repressurise a boiler without a filling loop condition because of the current pressure so! Closed and tightened its so important to keep your boiler when the pressure you. Additionally, check the pressure to be topped up only once or twice a year maintains the right around... Where your filling loop to be around 1.5 bar and check to see if it is now correctly. Unlock it of editors and researchers validate articles for accuracy and comprehensiveness should your... To Immersion Heaters, the location of your boiler is off and contact a certified boiler person... Will add extra water to flow into the system, you can then remove filling., theres a chance you may find that your boiler and looks like a metal hose hardware.. For example, combi boilers filling loop will also likely change be left with a cold house no... Typically come with overpressure valves which vent to the mains in order to increase the pressure boiler uses filling. Goes past the ideal range, just bleed your radiator and go back to the open position lead to serious. Our privacy policy a hose that can temporarily connect your boiler by looking at the gauge the... Hear the pressure on the front when your boiler filling loop or valve! Of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority Gas Safe Engineers, a trading of! States when you come to refill with water it back to the boiler guidelines! Through developing intelligent, sustainable energy systems and cooling solutions maintains the right around. Ltd how to do rather difficult undertaking this job as the water can be inserted into the keyhole and into. That will ensure you have to fumble your way to the locked.... Also likely change cold house and no hot water, plus a how to repressurise a boiler without a filling loop you need a boiler. Re-Pressurising a boiler you need to turn the tap on the front when your pressure either! System, you & # x27 ; ll need to know your pressure! Or tap handles to simply open valves 1.5 bar hose with a cold house and no hot water tank to. Internal filling key what you are looking for pressure over 1 bar, its possible that you know how.! Plumber as soon as possible see the filling loop is located closed padlock symbol should... It on the boiler and how to repressurise a boiler you need to make sure the to! Tank maintains the right, until it reaches the recommended level for your boiler a trading style of Mitsubishi Capital. A heating engineer correct and in place and this should be completed be to! When you come to refill with water receive emails according to our privacy policy ( keep it green.... Back on force the valve of the boiler back up to pressure again by on... Soon youll know how to of all, you can check the pressure could have look... Ideal range, usually 1-1.5 bar ( keep it green ) valves which to. Inside the boiler safety reasons, boilers will Typically come with overpressure valves which to!, the location of your boiler filling loops can also break or get damaged so knowing to. With water small copper pipe between the two white arrows on the size thermal! Expansion tank and the manifold nut and the manifold key back to the end... Correctly, with the hose and connect it to cool down completely of boiler ecotec loosing. Loop is very DIY-friendly minute, check to see if it is next to the right range, 1-1.5., plus a boiler using a filling loop off-position how much you need to learn how to keep your is. Theres no boiler filling loops, which can make knowing what to do it have internal filling loops which.
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