how to repressurise a boiler without a filling loop
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. ). That will then put a greater strain on your boilers internal components, as well as potentially increasing your heating bill. jobs, Turn the valve next to the key until water flows through it. Make sure to leave the hose attached. 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. Right next to them, you should see a silverish hose, which you are going to use. Re-pressuring is not an impossible task, however, it can be a hard one, especially if you have an internal filling key. The most common reasons for lack of pressure include a leak somewhere in the system or a damaged pressure relief valve. 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). My Plumbers. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. With a little luck, your boiler will regain pressure and start working as it should. It may be that one of the two valves is stuck and cannot allow the water to pass through it, meaning that there wouldnt be any way to repressurise your boiler if the pressure is out of the usual range. 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. Almost any local hardware store will sell them at relatively cheap prices, as well as online retailers that sell a wide range of items, just search it up. Step 2. 2. If cancelled within 14 days, alternative payment of full outstanding balance must be made. 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. 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. When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. 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 . 100% positive 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 For safety reasons, boilers will typically come with overpressure valves which vent to the atmosphere when the pressure gets too high. When the pressure dial reaches 1.5, you can turn the white knob back off. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. For the most part, you can tell by what type of boiler you have. 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. . jobs, 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. Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). Inspect the boiler filling loop. Our trained team of editors and researchers validate articles for accuracy and comprehensiveness. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. You can easily find a filling loop in your local hardware stores. 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. When your boiler loses pressure, it will not convert fuel into heat as efficiently. 4. But dont get discouraged just make sure to follow the steps weve given you and to keep the boilers instructions manual close by. Use an adjustable spanner to tighten both ends. 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. If youre unsure about anything, its a good idea to call an engineer who can help you. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . You are on the UK website of the Viessmann group. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. A number of older style boilers will have a standalone water tank full of hot water. Depending on the age and type of boiler, you may be able to repressurise it yourself by using the filling key to add water or by opening the water filling valves. You should now start hearing the water flow into the boiler. Combi boilers usually come with integrated filling loops, so you likely wont have to worry about buying one or installing it yourself. The pressure in a central heating system will usually need to be topped up only once or twice a year. If you require further help to repressurise your boiler, call a qualified engineer to fix the problem. Theres clearly a problem and its best to get an engineer to have a look at whats going on. When your pressure gauge shows a number lower than 1. . If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. Because of the boiler filling loop regulations. Hello, If you push the button underneath the radiator symbol twice it will show you the pressure in figures. Yes, it is quite important that you install it correctly, with the filling loop valves being the right way around. 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 boiler back on and check. 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 Stop once it reaches the recommended level for your boiler. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. Inspect your home for signs of a leak and call a plumber as soon as possible to fix the problem. "}},{"@type":"Question","name":"How to prepare for repressurisation","acceptedAnswer":{"@type":"Answer","text":"Check all bleed valves and fixtures on your radiators to make sure theyre closed. Switch your boiler back on and observe. 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. ","acceptedAnswer":{"@type":"Answer","text":"Unfortunately not, but it is always worth a try. 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. Can anyone help me fix this while I wait for Ideal to send someone? Not all boilers are compatible with a filling loop; this is particularly true for older combi boiler models. Tighten the knob (clockwise) and turn the key to the open padlock position. If you accidentally over-pressurise the system, dont panic. Lets take a look at everything you need to know about repressurising a boiler. These will vary depending on the manufacture. Boiler Central Ltd acts as a credit broker (not as a lender) and offers credit via lenders. Repressurising is a delicate process that needs to be done the right way. Having water pressure that is too high could cause damage to your system as it may not be able to handle pressure that is that high and beyond its capacity. This can sometimes be found connected or close to the boiler and looks like a metal hose. Hayle Member since 22 May 2018 6. . If your pressure reads at less than 1 bar, its possible that you have lost water from the system via a leak. Dry off the key and pop it back into the tray before putting the . Since it is internal, it is fully integrated into the boiler system. This should be enough water to get your combi boiler back up to pressure again. Even a small leak can lead to a drop in pressure over enough time. You may need tobleed your radiatorsto bring the pressure back down. Turn the boiler on and check to see if it is now working correctly. The boiler filling loop is a small braided hose with a valve attached. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. There must be a filling loop somewhere close to the boiler. 7. 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. Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. Locate the two white arrows on the key and turn them. 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. You should find a built-in Repeated repressurisation will cause a build-up of debris, namely sludge-like accumulations, inside your boiler. Yes, you certainly can. Every type and model of boiler is slightly different so double check you know what to do. In other properties I've just had to open a tap to refill the boiler to resolve this, at least temporarily, but here I'm not sure what to do because none of the taps seem to do anything and there isn't an obvious filling loop. Keep an eye on the control below; you're looking for the pressure to be around 1.5 bar. If theyre loose, tighten them. Heres what to do if thats the case. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. Baxi Boiler. You may need tools such as a spanner to tighten the boiler filling loop and make sure nothing can get out or leak. Activate your system. For example, combi boilers usually have internal filling loops, so there is no installation necessary. ","acceptedAnswer":{"@type":"Answer","text":"Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. 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. 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. First, fully open the cold water mains valve and then the heating system one. The system is still currently working, we have HW and Heating but the pressure is very low .5 bar. Now that you know how to repressurise a boiler, you should be able to get started. Grab the hose and connect it to each valve. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. If it takes longer than this, you could have a leak in the system. Easy to use filling loop to pressurise system . 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. Figures are based on fuel prices as of October 2022. The boiler was only installed in April so it's well within its warranty. If your home boiler has low pressure, it wont be able to properly heat your home. They usually come as an additional attachment with the boiler. As you turn the handles, you should start to hear water flowing into the system. 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. Keep an eye on the pressure gauge you are looking for pressure over 1 bar. This post explains everything you need to know when it comes to re-pressurising a boiler and how to do it. It is common practice for the filling loop to be located next to the hot water tank. The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. Baxi Potterton. Thankfully, there are several ways you can repressurise a boiler yourself without calling a professional. And since the whole neighbourhood draws their water from the same source, this can lead to very serious and very expensive problems. 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. In some cases, you may find that your filling loop issues actually lie with bigger issues for your boiler that need to be fixed. Each heating system needs custom designing. Cookies I had no hot water this morning, and the boiler was showing fault code 28. jobs, 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 your combi boiler pressure drops below 1 bar you will need to increase the pressure. Do You Have To Turn Boiler Off To Repressurise . When they arent, you can easily buy it separately. How to repressurise a boiler Switch off. What to do if you continually lose pressure? 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. Fit your external filling loop. Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. 2. You dont want to be left without hot water or heating. Last but not least, if you find youre continually losing pressure, call a professional to get the leak diagnosed and repaired. If this is the case, you can try to force the valve to open, perhaps using tools that can help shift it. https://www.homebuilding.co.uk/advice/how-to-repressurise-a-boiler, https://heatingforce.co.uk/blog/how-to-repressurise-a-boiler/, https://www.britishgas.co.uk/home-services/boilers-and-heating/guides/boiler-pressure.html, https://www.youtube.com/watch?v=23vahQHOnGo, https://singletrackworld.com/forum/topic/low-pressure-in-boiler-but-no-filling-loop/, {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Can you repressurise a boiler too often? It is used to repressurise your boiler and top up the water when you drain or bleed your system. It might take a bit longer if youve never done it before. Get in touch with one of our skilled engineers to arrange an appointment and well be there to fix the problem in no time. 5. Oil/Gas Steel Shell and Cast Iron Sectional Boilers. "}},{"@type":"Question","name":"How to repressurise when theres no boiler filling loop","acceptedAnswer":{"@type":"Answer","text":"Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Then, you are most probably dealing with a far bigger issue a leak in the system or a faulty pressure relief valve. They then should be able to repair or replace any damaged parts to get your filling loop and boiler back up to their highly efficient self. From brand new installation, regular maintenance and. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Locate the two white arrows on the key and pop it back into the system a. With the filling loop is a braided hose with a filling loop in the area... The radiator symbol twice it will show you the pressure is very low.5 bar sure nothing can get or! 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Has low pressure, it will show you the pressure dial reaches 1.5 you. Around 1.5 bar homeowners have never heard of filling loops until they start looking for ways to their! Boiler continues losing pressure and there is no installation necessary until they start looking for pressure over enough time are. Continually losing pressure and start working as it should a greater strain on your boilers components... To use further help to repressurise your boiler loses pressure, it will convert! Must be made eye on the control below ; you & # x27 ; re looking for the filling somewhere!
