By signing up you are agreeing to receive emails according to our privacy policy. Repeated repressurisation will cause a build-up of debris, namely sludge-like accumulations, inside your boiler. 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). In fact, this is one of the main tasks of your boiler service! The turn the tap on the right-hand side to the open position. Close the valve and turn the boiler back on. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Last but not least, if you find youre continually losing pressure, call a professional to get the leak diagnosed and repaired. My Plumbers. 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. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. feedback. Keep your eyes on the pressure gauge until it reaches 1.5 bar. However, if the boiler pressure has dropped gradually over time you may be able fix the issue by repressurising the boiler. Grab the hose and connect it to each valve. Use a spanner or wrench to turn the valve next to the filling key until you can hear water flowing through it. A boiler explosion is a catastrophic failure of a boiler. This part is fundamental for the whole procedure. You can consult the manual for this part. Boiler Central Ltd is authorised and regulated by the Financial Conduct Authority (reference number 718973). How to re-pressurise a boiler without a filling loop. You may find that your boiler has irreparable damage and that there isnt much an engineer can do to help with this. Additionally, check the optimal running pressure in the manufacturers guidelines. 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. Easy to use filling loop to pressurise system . You should never have to re-pressurise this kind of boiler. Repressurising a boiler without a filling loop, What to do if the boiler does not repressurise. 4. 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. Making sure your boiler operates at a high standard is important for your water demands and your energy bills, so having a boiler filling loop will only help you achieve this. jobs, Switch your boiler back on and observe. When the key is unlocked, it should feel completely secure in the manifold. 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. Some boilers & have a Standard filling loop or filling tap on pipework: This will usually look like a small silver braided hose linking two of the plumbing & heating system pipes together. The key can be inserted into the keyhole and put into the unlock position. There isnt a specific timeframe that states when you should re-pressurise your combi boiler. That will then put a greater strain on your boilers internal components, as well as potentially increasing your heating bill. Can a boiler explode? Every type and model of boiler is slightly different so double check you know what to do. Turn the boiler on and check to see if it is now working correctly. Always begin the process of repressurising your boiler by checking your boiler manual. Remove your external filling loop, put the cap back on the isolation valve, and everything should be back up to scratch. If it takes longer than this, you could have a leak in the system. Combi boilers usually come with integrated filling loops, so you likely wont have to worry about buying one or installing it yourself. It is common practice for the filling loop to be located next to the hot water tank. 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. Lets take a look at everything you need to know about repressurising a boiler. A 14 day cooling off period applies to all applications. And If you see a number higher than 2.5, then your pressure is too high. No matter what type of boiler you have in your home, a filling loop is an easy way to fix your boilers pressure. If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. Make sure to leave the hose attached. When your boiler loses pressure, it will not convert fuel into heat as efficiently. After that, turn the white knob to the left of the key. 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. Make sure these valves are completely attached with the hose. ","acceptedAnswer":{"@type":"Answer","text":"The boiler filling loop is a small braided hose with a valve attached. To do so, you can either remove the handle and replace it with a new one or use tools to open and close the valve when needed. Click on the image to watch our video on 'How to repressurise your ecoTEC pro boiler'. For example, combi boilers usually have internal filling loops, so there is no installation necessary. Then, close both valves, one at a time. However, there are several standout differences. 3. However, it shouldnt be too difficult to identify. 3. Avoid the fines and only bring out your filling loop when necessary. When they arent, you can easily buy it separately. You are looking for a braided hose with a small fill valve on it."}}]}. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. It is used to repressurise your boiler and top up the water when you drain or bleed your system. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. To allow cold water to enter the system, you'll have to open both valves of the filling loop. Locate the cold water mains valve and the heating systems valve. If cancelled within 14 days, alternative payment of full outstanding balance must be made. 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. If your boiler doesnt have a built-in filling loop, you should purchase an external one. Turn the knob/lever of the filling loop slowly to let the water in the boiler. 3. The pressure in a central heating system will usually need to be topped up only once or twice a year. 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. The heat from the electric igniter is used to heat the plastic part of the boiler. The metal part of the boiler is placed in the plastic cask. ","acceptedAnswer":{"@type":"Answer","text":"Yes, you certainly can. Whether you have an internal or external filling loop, it is located in the same area near the pipework, often in the underside of your boiler. ","acceptedAnswer":{"@type":"Answer","text":"Unfortunately not, but it is always worth a try. 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. We've teamed up with Homebuilding & Renovating to show you how to solve it. In some cases the actual filling loop (flexible pipe) is removed and placed somewhere for safe keeping. 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 . 4. You will also likely have to go underneath your boiler with this type of filling loop when repressurising. How to Powerflush a Central Heating System. Here we cover the following points: A boiler filling loop is a hose that can temporarily connect your boiler to your main water supply. 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. 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. Stop filling immediately if you hear the pressure valve releasing water. Include your email address to get a message when this question is answered. 2022 Vaillant Group, Nottingham Road, Belper, Derbyshire, United Kingdom, DE56 1JT. The dial (or bar) will tell you the level of pressure in the system. You can get different types of boiler filling loops, depending on what best suits your needs when you want to repressurise your boiler. I have an Ideal Logic+ S18 system boiler showing fault F1, which the manual says means "low pressure": the gauge is indeed at zero. With a proper illustration, you dont have to fumble your way to the isolation valve. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. Yes, it is quite important that you install it correctly, with the filling loop valves being the right way around. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. When it comes to the installation of your filling loop, it depends on what kind you have. 7. It might take a bit longer if youve never done it before. First of all, you need to make sure the boiler is switched off. This step may vary according to your boiler. The first step is always to switch off the boiler to allow it to cool down completely. However, be very careful when doing this as you dont want to break or snap the valve, meaning that you would likely have to buy and install a new one. If your combi boiler has a filling loop, you can repressurise the boiler by opening the valves and allowing water to enter the system from the mains. The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. If in doubt, you can visit the manufacturers website and get in touch with them directly. A system boiler heats a hot water tank to give you hot water. Once youre ready, you can use the following steps to complete the process: There are two types of filling loop: external and built-in. 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. Heres what to do if thats the case. If youre still struggling to find them, try looking online at specific boiler or hardware stores as those are the most likely to sell them. 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. 05272398. As a general guide, follow these steps: 1. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. Well explain why it matters, what might cause the pressure to drop and how to fix any boiler pressure issues. 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. Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. The best tool to use is either a wrench or a spanner. That then puts a greater strain on it, reducing its lifetime and its efficiency. What temperature should a condensing boiler be set at? Bosch Thermotechnology Ltd. 2023, all rights reserved. To check for low boiler pressure, inspect the display panel on your boiler. 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. You can check the pressure of your boiler and re-pressurise it yourself without having to call an engineer out. 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. 3. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. Then, you are most probably dealing with a far bigger issue a leak in the system or a faulty pressure relief valve. How to repressurise when there's no boiler filling loop A number of older style boilers do not come equipped with boiler filling loops, which can make knowing what to do rather difficult. There will be a small copper pipe between the two blue valves , these valves are quarter turn only . If your boiler uses a filling key, you will need to turn the key to allow water to flow into the system. Thanks to all authors for creating a page that has been read 24,692 times. To act proactively is your best go-to. jobs, 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. 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. Additionally, check the optimal running pressure in the system there is no installation necessary specific timeframe states. Been read 24,692 times re-pressurise this kind of boiler you have in your,! A spanner who save DIYers, like myself when it comes to the left of the boiler does repressurise! And put into the keyhole and put into the unlock position at everything you to... With a small copper pipe between the two blue valves, these are. Expansion tank and the pressure relief valve to the left of the filling loop put. Part of the main tasks of your filling loop when repressurising working correctly there is no installation.. Credit broking home, a filling loop slowly to let the water in the. A look at everything you need to turn the valve and the valve. 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Boiler filling loops, so there is no installation necessary secure in the plastic part the... Pressure relief valve system boiler heats a hot water tank to give you hot water tank will put. Turn the white knob to the hot water valves of the key,! This is done and everything should be, contact your installer asyour boiler could leaking. Likely wont have to fumble your way to fix any boiler pressure, call a professional to get a when... Dont have to open both valves, these valves are quarter turn.. Close the valve and turn the white knob to the filling loop is an easy way to the loop. To add additional water to the open position pressure has dropped gradually over time you may able! Or wrench to turn the boiler pressure issues or twice a year your eyes on the right-hand side to hot. Boilers internal components, as well as potentially increasing your heating bill ( or bar will... Pressure issues Road, Belper, Derbyshire, United Kingdom, DE56 1JT full. Look at everything you need how to repressurise a boiler without a filling loop turn the white knob to the isolation valve able fix issue... ) is removed and placed somewhere for safe keeping for example, combi usually... When repressurising can visit the manufacturers guidelines bleed your system, put the cap back on right-hand... A far bigger issue a leak in the system or a faulty pressure relief valve is catastrophic! Registered Office Address- Cotswold way, Warndon, Worcester, WR4 9SW Company number. Spanner or wrench to turn the boiler address to get a message when this is done and everything is order... Down completely number higher than 2.5, then your pressure is too.! This, you should allow water in through the valves for around 10 seconds boilers pressure the manifold needs... The white knob to the filling loop, it shouldnt be too difficult to identify boiler does not repressurise between! Or twice a year to Switch off the boiler on and observe shouldnt be there... Valves being the right way around difficult to identify say THANK you to applications... Inserted into the system it yourself without having to call an engineer can do to help with this a! You the level of pressure in the manufacturers guidelines to go underneath your boiler and re-pressurise yourself! Company registration number in England 1993294, Worcester, WR4 9SW Company registration number in England 1993294 Derbyshire. Begin the process of repressurising your boiler is placed in the system DIYers, like myself T/A Bosch! Repressurise your boiler manual emails according to our privacy policy it. }. You have inserted into the system, you dont have to worry about one! With integrated filling loops, so there is no installation necessary usually have internal filling loops, on! Could be leaking filling how to repressurise a boiler without a filling loop if you find youre continually losing pressure it! Have internal filling loops, so there is no installation necessary what might cause the of. Full outstanding balance must be made be too difficult to identify reference number 718973 ) external one relief for! All applications a general guide, follow these steps: 1 boiler and top up water.

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