how to repressurise a boiler without a filling loop

The Vitodens family is our best selling range of gas condensing boilers. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. I live with a disabled family 2008-2023 MyBuilder Limited 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. Baxi Potterton. Check all bleed valves and fixtures on your radiators to make sure theyre closed. If your boiler begins to depressurize again, youll need to call a certified boiler repairman to inspect and repair it. 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. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. All You Need To Know About Gas Safe Engineers, A Buyers Complete Guide to Immersion Heaters, The Homeowners Guide to Boiler Installations. Then, close both valves, one at a time. The volume of your system is fixed, so adding more water increases the pressure. This prevents the valve from being turned on accidentally. If you get stuck while trying to re-pressurise your Viessmann boiler, you can alwayscontact us for support. 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 use a flat screwdriver or tap handles to simply open valves. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. After that, turn the white knob to the left of the key. You should see valves at both ends of hose. If valves are difficult to turn, spray with WD 40 and wait for a few minutes. From brand new installation, regular maintenance and. If you don't turn it off and allow it to cool before working on it, you could damage the system or hurt yourself. Locate the cold water mains valve and the heating systems valve. Afterwards, make sure everything is correct and in place and this should be completed. This part may depend on your set up. position. 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 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. 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. However, there are several standout differences. 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 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. 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. 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. There will be a small copper pipe between the two blue valves , these valves are quarter turn only . Repressurising a boiler is a relatively simple job and can be done on a DIY basis. 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. That will then put a greater strain on your boilers internal components, as well as potentially increasing your heating bill. Some come with one control valve and one double check valve (DCA) while others have two control valves. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. feedback. Low boiler pressure can be caused by water leaks or excessively bleeding radiators and force the boiler to shut down as a safety precaution. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. This article was co-authored by wikiHow Staff. You could damage the boiler or cause the unit to become over pressurized by taking it out incorrectly. 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. 2. Lay an old towel underneath the boiler to catch any spills before turning the filling key back around and taking it out. 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. If you find you have to repressurise your heating system more often, contact a heating engineer. Besides the distinction between external and internal filling loops come in a variety of designs. Port Talbot Member since 10 Jul 2018 Use an adjustable spanner to secure the connection between the filling loop, the boiler and the mains. Step 2. How do you Repressurise a boiler without a filling loop? Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. Hello, 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 possible, wait 4 to 6 hours before working on the boiler after you turn it off. Instead of waiting for your local heating engineer to pop by, you can add this to your list along with other. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. "}},{"@type":"Question","name":"Whats a boiler filling loop? The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. 54 Two things you dont want to happen if you want to reduce the likelihood of a costly repair job. 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. The steps for repressurising a boiler using a filling key instead of a filling loop are slightly different: 1. 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. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. Now use each valve to let cold water get into the whole system. 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. Check the pressure gauge. Close the valve and turn the boiler back on. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. "}},{"@type":"Question","name":"What happens if you over-pressurise your boiler? Remove your external filling loop, put the cap back on the isolation valve, and everything should be back up to scratch. The dial (or bar) will tell you the level of pressure in the system. By re-pressurising your boiler, youre allowing more water to enter the system from the mains supply. It is used to repressurise your boiler and top up the water when you drain or bleed your system. 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. American and many Canadian systems won't read in bars, but be measured in PSI. The heat from the electric igniter is used to heat the metal part of the boiler. It doesnt minimise the risk. Your call may be recorded for training or quality purposes, Dishwasher and Washing Machine Installation, How to Repressurise Your Boiler Using an Internal Filling Key, How to Repressurise a Boiler With an External Filling Loop, How to Repressurise With Keyless Internal Filling Loop, Most Common Questions About Boiler Repressurising. 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. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. Condensing vs Non Condensing Boilers: Whats The Difference. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. Ensure the filling loop or relief valve is tightly closed. Keep an eye on the control below; you're looking for the pressure to be around 1.5 bar. The key to a well-performing boiler is regular check-ups and taking the necessary maintenance measures, which include re pressurising your appliance when needed. . . 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. 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. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. Turn the valve next to the key until water flows through it. Some brands and models might have a different placement. 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. We are credit broker and offer credit products from a panel of lenders. If it is not, water will continue to enter the boiler and drip down. Terms and conditions 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. An external filling loop hose is braided with compression fittings on each end. That is designed to prevent large buildups of pressure from causing ruptures inside the boiler, and the explosion that would likely come with it. Just Services Group Ltd is registered in England and Wales No10177302. Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. Since it is internal, it is fully integrated into the boiler system. ATGAS. 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. Why is my radiator cold - common problems and how to fix them, Switch off your boiler and allow it to cool completely, Find the filling loop and check that both ends are securely attached. Step 6 - Remove the filling key. As a fourth-generation family business, we think long-term. If you think that the pressure has dropped gradually over time, you can adjust the boiler pressure yourself. Bring out the key for your internal filling loop. How to re-pressurise a boiler without a filling loop. If it does, theres a chance you may have a leak. Open the hatch/ flap and insert the key in its proper slot. If your combi boiler pressure drops below 1 bar you will need to increase the pressure. If you need a new boiler installation or additional help with your combi boilers filling loop you can contact Plumbingforce at, ! There isnt a specific timeframe that states when you should re-pressurise your combi boiler. feedback, Could be in the airing cupboard or under sink, Sheffield Member since 6 Nov 2010 This post explains everything you need to know when it comes to re-pressurising a boiler and how to do it. If it lines up, then that is the filling loop on-position. "}},{"@type":"Question","name":"Does repressuring the boiler always work? 4. 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. 2. With a little luck, your boiler will regain pressure and start working as it should. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. Trying to force the valve to turn can damage it or strip the screw head. That can make finding the cause of the leak difficult, something which is then compounded by how quickly the hot water droplets will evaporate. Tel: 0330 123 933. This step may vary according to your boiler. 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. % of people told us that this article helped them. 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. No matter what type of boiler you have in your home, a filling loop is an easy way to fix your boilers pressure. This should be enough water to get your combi boiler back up to pressure again. Grab the hose and connect it to each valve. However, there are two main ways to top up your boiler, either via an external filling loop or an internal filling loop (either keyed or keyless) - and both methods are demonstrated in the video and the step-by-step guide below. How to repressurise/refill a combi boiler. 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. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. Once it is in this position, you can close the valve of the filling loop to not allow anything else through it. Remove it to locate the internal filling key. Our finance provider will do a credit assessment of your circumstances when you apply. 3. To allow cold water to enter the system, you'll have to open both valves of the filling loop. A hydraulic pressure gauge will indicate the standard operating pressure with a green zone and the maximum safe operating pressures with a red zone. Each heating system needs custom designing. 2022 Vaillant Group, Nottingham Road, Belper, Derbyshire, United Kingdom, DE56 1JT. If cancelled within 14 days, alternative payment of full outstanding balance must be made. 4. Heating, cooling, ventilating: Viessmann ensures optimum climate control through developing intelligent, sustainable energy systems and cooling solutions. It is common practice for the filling loop to be located next to the hot water tank. The system works by heating up cold water in the hot water storage cylinder which feeds into your taps. Oil/Gas Steel Shell and Cast Iron Sectional Boilers. Make sure these valves are completely attached with the hose. NEW BOILER Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. In this 'How To Video' Rob takes you through step by step on how to re-pressurise a boiler using a flexible 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). Turn off the boiler. Fit your external filling loop. Turn the boiler on and check to see if it is now working correctly. **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). Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. It shouldnt be too hard to find. If you have followed the steps above but your boilers pressure levels drop as soon as you close the valve, it is highly likely that there is a significant leak. 69 As you turn the handles, you should start to hear water flowing into the system. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/v4-460px-Repressurize-a-Boiler-Step-1.jpg","bigUrl":"\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/aid9295602-v4-728px-Repressurize-a-Boiler-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"