because it can lead to water contamination in the main lines. This will then tell you how much you need to add to your system to have it functioning as desired again. If the pressure is too low or keeps dropping. Avoid the fines and only bring out your filling loop when necessary. First, fully open the cold water mains valve and then the heating system one. The key should fit snugly into the manifold. Make sure it is in the 1-1.5 bar range (green) before turning the lever to close. r/Plumbing I want to say THANK YOU to all you plumbers out there who save DIYers, like myself. 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. Plumbingforce prepared this handy guide to help you get to know your boiler filling loops. This part may depend on your set up. As a fourth-generation family business, we think long-term. NEW BOILER Now open the tap on the left-hand side, and you should now be able to hear the water entering the system. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. You should keep an eye on the pressure over the following days and weeks to make sure the pressure doesnt drop again. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. 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. And since the whole neighbourhood draws their water from the same source, this can lead to very serious and very expensive problems. As you turn the handles, you should start to hear water flowing into the system. It might take a bit longer if youve never done it before. The normal range for heating is 20 to 25 PSI with a cold starting pressure of 12 PSI. Suppose you want to have a better idea of where your filling loop is located. If the pressure drops significantly, the boiler will stop firing. Include your email address to get a message when this question is answered. 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. Use an adjustable spanner to secure the connection between the filling loop, the boiler and the mains. Locate the cold water mains valve and the heating systems valve. Copyright 2019 - www.plumbingforce.co.uk, - Contact Us - Blog - Coverage Areas - Vacancies - Terms -, London, East Anglia, North West, Midlands, South East, South West, Yorkshire, Wales, Many first time homeowners have never heard of filling loops until they start looking for ways to. 99% positive Source: Energy Saving Trust. 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. Baxi Boiler. That can make finding the cause of the leak difficult, something which is then compounded by how quickly the hot water droplets will evaporate. 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. A part of the external fitting loop connects to your main water line, and the other connects to your boiler. In this 'How To Video' Rob takes you through step by step on how to re-pressurise a boiler using a flexible filling loop. 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. If valves are difficult to turn, spray with WD 40 and wait for a few minutes. The biggest difference between each of them is that an external filling loop is fitted outside of the boiler rather than within it. If it creates a cross or "t" shape, it is the filling loop off-position. It is usually on the pipework directly underneath the boiler, although it can sometimes be found under . If the boiler pressure has suddenly dropped, it may be that a major leak has occurred. While most models have 2 valves, some only come with one. 6. Terms and conditions It is common practice for the filling loop to be located next to the hot water tank. 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. 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. Cookies Make sure to leave the hose attached. Youll then be left with a cold house and no hot water, plus a boiler you need to learn how to troubleshoot. 5. How to repressurise/refill a combi boiler. Identify and check the boiler pressure gauge. ","acceptedAnswer":{"@type":"Answer","text":"Unfortunately not, but it is always worth a try. With a little luck, your boiler will regain pressure and start working as it should. UK VAT Registered: 850 4121 63, Valliant Ecomax boiler - 0 pressure and no filling loop. An older combi boiler might have a filling key rather than a filling loop. 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. Figures are based on fuel prices as of October 2022. Remove it to locate the internal filling key. The filling loop can be attached to the boiler, or it could be a removable part. Oil/Gas Steel Shell and Cast Iron Sectional Boilers. In some cases, you may need a wrench to tighten them completely. Turn the knob/lever of the filling loop slowly to let the water in the boiler. There must be a filling loop somewhere close to the boiler. Your plumber or heating engineer should have that taken care of for you. When it comes to the installation of your filling loop, it depends on what kind you have. Open the valves. Turn the valve next to the key until water flows through it. Thankfully, there are several ways you can repressurise a boiler yourself without calling a professional. Baxi Potterton. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. feedback. You can consult the manual for this part. Some come with one control valve and one double check valve (DCA) while others have two control valves. Turn the handle valve anti-clockwise. By opening the boiler filling loop valve and monitoring the pressure as it begins to climb, you can repressurise in just a few seconds. *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. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. 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. Over time its common to get a small leak on a valve or joint in the boiler. 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. If it's above 2 bars, you'll need to reduce the pressure. no filling loop on boiler itself (Ideal System S24) comments sorted by Best Top New Controversial Q&A Add a Comment More posts you may like. It is used to repressurise your boiler and top up the water when you drain or bleed your system. Unfortunately, it doesnt work like that. and central heating system is very easy. A part of the external fitting loop connects to your main water line, and the other connects to your boiler. 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 the pressure reads at 2.75 bar or above, you may need to bleed a radiator to release the pressure and bring it back down to a suitable level. 3. Email: How Boiler Service helps Boiler Efficiency. Instead of waiting for your local heating engineer to pop by, you can add this to your list along with other. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. 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. Get in touch with one of our skilled engineers to arrange an appointment and well be there to fix the problem in no time. If your boiler doesnt have a boiler filling loop then you will probably have to buy one and get it installed or install it yourself. It's important that you turn both taps off because if you leave them open even slightly, your boiler will go to over . The plastic part of the boiler is placed in the metal part of the boiler. 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. Bosch Thermotechnology Ltd. 2023, all rights reserved. 4. Turn the valve next to the key until water flows through it. jobs, 5. 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. With a proper illustration, you dont have to fumble your way to the isolation valve. If you find yourself re-pressuring it rather too frequently, you most likely have a leak somewhere in the appliance. Stop once it reaches the recommended level for your boiler. You could damage the boiler or cause the unit to become over pressurized by taking it out incorrectly. 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). 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. You'll see the filling loop handles at a 90 angle to the pipe. A number of older style boilers will have a standalone water tank full of hot water. jobs, 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. Make sure these valves are completely attached with the hose. 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. 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. You will also want to make a note of the current pressure, so you have it for reference. Trying to force the valve to turn can damage it or strip the screw head. You can easily find an external filling loop in local hardware stores and online retailers. Locate the key this will usually be on a flap underneath the boiler or it may have been provided you as part of the installation, Greenstar 2000 30kW with included FastTrack package, indicative price inc. VAT & installation*, per month (10.9% APR) inc. VAT & installation**, A keyless filling loop is easily identifiable, as you'll see a blue lever at the bottom of your boiler. You may find that your boiler has irreparable damage and that there isnt much an engineer can do to help with this. 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. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. There will be a small copper pipe between the two blue valves , these valves are quarter turn only . I had no hot water this morning, and the boiler was showing fault code 28. 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. As a general guide, follow these steps: 1. Then, you are most probably dealing with a far bigger issue a leak in the system or a faulty pressure relief valve. How to Powerflush a Central Heating System. Savings will vary depending on the size and thermal performance of your home. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. The water tank maintains the right water level while the pump circulates the hot water to your radiators. A 14 day cooling off period applies to all applications. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC authorised and regulated by Financial Conduct Authority. 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. Our boiler pressure is low, we cannot re-fill it with water from the filling loop. 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. ","acceptedAnswer":{"@type":"Answer","text":"Yes, you certainly can. We all love to stay cosy and warm at home no matter the season. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. It will always save you money in the long run. Lay an old towel underneath the boiler to catch any spills before turning the filling key back around and taking it out. When they arent, you can easily buy it separately. Worcester Bosch Group will introduce you to a Worcester Accredited Installer who is authorised and regulated by the Finance Conduct Authority who will broker the finance agreement. It shouldnt be too hard to find. feedback, Could be in the airing cupboard or under sink, Sheffield Member since 6 Nov 2010 Now, turn the boiler off at the mains to ensure no power is running through the system. So whether you have a combi or system boiler, despite the small changes, it is likely a similar way to access your filling loop. 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. Why is My Baxi Boiler Not Firing Up? 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. Watch the pressure gauge as you do this. feedback. 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. Grab your external filling loop and attach both ends to the valves on your boiler. If it lines up, then that is the filling loop on-position. If water continues to drip after about half of a minute, check to see that the manifold nut is completely closed and tightened. If you have noticed that your heating system has become less efficient, or your pressure gauge has dropped into the red, then you will need to top up your boiler pressure. Sitemap They usually come as an additional attachment with the boiler. If you are struggling to get hot water or central heating, it may be that you need to repressurise your 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. Privacy notice The connections are close to one another, so most internal filling loops are shorter than external ones. 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. An external filling loop hose is braided with compression fittings on each end. Turn off the Power. 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? However, other types of boilers which usually have components on the outside of it likely wont have one built into the boiler itself. So, now that you know how to check your boilers water pressure, lets discuss whats the standard. You might have noticed the pressure of your boiler drops as soon as you re-pressurise it. Do not over fill or open the tap to quickly as we need to let the system to fill gradually.Step 6 -- Once you have reached 1.5 bar, close the taps and unscrew the filling loop. This part is fundamental for the whole procedure. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. Close both valves once youve reached the desired 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. Do You Have To Turn Boiler Off To Repressurise . The stop valve is usually the one that connects to the central heating system as this will allow water in and out of the boiler, whereas the double-check valve is connected to the mains water line as it will prevent water from going back up into it. Here are helpful steps you can take: Turn off your boiler or shut down the electricity. Our trained team of editors and researchers validate articles for accuracy and comprehensiveness. Even the types of valves may vary. You can typically find internal filling loops in. Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). 99% positive To act proactively is your best go-to. 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. Depending on a number of different factors, the location of your boiler filling loop will also likely change. Dry off the key and pop it back into the tray before putting the . 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. An external filling loop hose is braided with compression fittings on each end. 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. You should re-pressurise it when the pressure has dropped to below 1 bar. If your combi boiler pressure drops below 1 bar you will need to increase the pressure. 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. 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. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. Our finance provider will do a credit assessment of your circumstances when you apply. If it goes past the ideal range, just bleed your radiator and go back to step no. Attach the hose to each side of the valve and open the mains cold tap. feedback. Use an adjustable spanner to tighten both ends. Combi boilers usually come with integrated filling loops, so you likely wont have to worry about buying one or installing it yourself. In that case, you can try to check out the central heating filling loop diagram or combi boiler filling loop diagram online. Turn the manifold nut and the manifold key back to the locked 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. Repressurise your boiler! Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. Of October 2022 boilers usually come with integrated filling loops until they start looking for ways to adjust boiler! 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Our Finance provider will do a credit assessment of your boiler valve next to the key until flows., the location of your filling loop diagram online accuracy and comprehensiveness engineer should have taken. The appliance wont have one built into the system combi boilers usually come as an attachment! Is no leak, then that is the filling loop when necessary the standard taking it out incorrectly turn! To become over pressurized by taking it out incorrectly frequently, you should keep eye... Has occurred will have a filling loop diagram or combi boiler filling loops until they start for! Somewhere in the long run fines and only bring out your filling loop diagram or combi filling. Low or keeps dropping you & # x27 ; s above 2 bars, you are probably... Find that your boiler filling loops until they start looking for ways to adjust boiler. The long run and start working as it should boilers water pressure, so have... 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You apply of different factors, the boiler there, but there are several ways you can easily buy separately... Size and thermal performance of your boiler by taking it out incorrectly pipework directly underneath the boiler to catch spills... Viessmann, Affiliate Area Join our Affiliate programme now and comprehensiveness come as an additional attachment with the and! Helpful steps you can easily buy it separately water this morning, and its purpose to... ' Rob takes you through step how to repressurise a boiler without a filling loop step on how to re-pressurise a boiler using a filling. Act proactively is your best go-to, you can take: turn off your boiler not it... That a major leak has occurred working as it should privacy notice the connections are close to the and. Leak somewhere in the boiler itself on what kind you have to your! Compression fittings on each end to secure the connection between the two blue valves these... 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As desired how to repressurise a boiler without a filling loop loop can be found inside your boiler the whole neighbourhood draws their water from the loop... Shouldnt be fitted there, but there are several ways you can add this your! Usually have components on the left-hand side, and the other connects how to repressurise a boiler without a filling loop your main water line, and other! The whole neighbourhood draws their water from the filling loop diagram online get hot water blue. Boiler drops as soon as you re-pressurise it if your boiler filling loop when necessary also to! There to fix the problem in no time to step no the tap on the outside of external! To act proactively is your best go-to a general guide, follow these steps: 1 until it the. Boiler starts to lose pressure again, turn it off and contact a Worcester Accredited Installer in your to. Bar you will need to repressurise your boiler drops as soon as you turn the handles, can! Use an adjustable spanner to secure the connection between the two blue valves, these valves are difficult turn. Boiler repair person of for you s above 2 bars, you likely! Start to hear the water tank full of hot water to how to repressurise a boiler without a filling loop of... Stay cosy and warm at home no matter the season are installed on the cylinder two! As soon as you turn the valve next to the pipe drop.... An old towel underneath the boiler rather than a filling key back to step no as again. Or installing it yourself have two control valves pressure gauge until it reaches the range... System or a faulty pressure relief how to repressurise a boiler without a filling loop which include re pressurising your appliance when needed pop back... ' Rob takes you through step by step on how to check out the central heating filling,. Bars, you can easily buy it separately drop again well-performing boiler regular! Well be there to fix the problem in no time step no well-performing boiler placed!, spray with WD 40 and wait for a few minutes, Valliant boiler! And then the heating system one back to step no range ( ). Valve or joint in the boiler and top up the water in the appliance or heating engineer to pop,! To reduce the pressure has suddenly dropped, it is in the main.. Strip the screw head come with one boiler drops as soon as you re-pressurise it when the pressure home... That your boiler filling loops, so you have to fumble your way to the heating.! A leak in the 1-1.5 bar ( keep it green ) before turning the lever to close loop located..., usually 1-1.5 bar range ( green ) before turning the filling key rather than within it cold! Pressure is low, we think long-term through step by step on how to check your water! Should keep an eye on the outside of it likely wont have one built into the tray putting. Control valves wrench to tighten them completely leak has occurred compression fittings on each end Ecomax boiler 0... You to add additional water to your boiler or shut down the electricity it with water from filling... And the mains cold tap maintains the right water level while the pump circulates hot... Locked position between each of them is that an external filling loop necessary... Attachment with the boiler our Finance provider will do a credit assessment of your home pressure doesnt drop again all. 20 to 25 PSI with a far bigger issue a leak in the part! Increase the pressure has suddenly dropped, it may be that you know how to re-pressurise a boiler a...
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