This may become quite tiring and annoying, however, so replacing your old handle is likely the more convenient of the two options. Youll then be left with a cold house and no hot water, plus a boiler you need to learn how to troubleshoot. Call us to arrange your home visit today. Ones that cater to professional plumbers and heating engineers are bound to have stock ready. Inspect your home for signs of a leak and call a plumber as soon as possible to fix the problem. The boiler was only installed in April so it's well within its warranty. It is common practice for the filling loop to be located next to the hot water tank. The boiler filling loop is a small braided hose with a valve attached. 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. Some come with one control valve and one double check valve (DCA) while others have two control valves. Oil/Gas Steel Shell and Cast Iron Sectional Boilers. However, if the boiler pressure has dropped gradually over time you may be able fix the issue by repressurising the boiler. If it takes longer than this, you could have a leak in the system. *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. 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 pressure of your combi boiler should be between 1 and 1.5 bar. But what do you do when you face one of the most common boiler faults: an unexplained drop in pressure? With these filling loops, one valve connects to the boiler whilst the other is connected to the main water supply. This means that you should always consult a manual for your boiler whenever performing tasks on it, so you dont make any mistakes that can damage the boiler or harm you. If the pressure drops significantly, the boiler will stop firing. That will then put a greater strain on your boilers internal components, as well as potentially increasing your heating bill. The steps for repressurising a boiler using a filling key instead of a filling loop are slightly different: 2. What temperature should a condensing boiler be set at? If you find yourself re-pressuring it rather too frequently, you most likely have a leak somewhere in the appliance. If this is the case, you can try to force the valve to open, perhaps using tools that can help shift it. 328 "}},{"@type":"Question","name":"What happens if you over-pressurise your boiler? Keep your eyes on the pressure gauge until it reaches 1.5 bar. In some cases, you may find that your filling loop issues actually lie with bigger issues for your boiler that need to be fixed. 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. E119 Error low pressure. This article was co-authored by wikiHow Staff. 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. We are credit broker and offer credit products from a panel of lenders. You will also likely have to go underneath your boiler with this type of filling loop when repressurising. Turn the knob/lever of the filling loop slowly to let the water in the boiler. First, switch off your boiler and give it sufficient time to cool. 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). Cookies Thats why its so important to keep your boiler in perfect condition. It is often used to repressurise your boiler when the water pressure is either too high or too low. 99% positive 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. If youve tried to re-pressurise the system once and it hasnt worked, dont keep trying it. However, there are several standout differences. By keeping the pressure at the proper range, you not only get an efficient boiler, but you also minimise the damage on your pipes. Our finance provider will do a credit assessment of your circumstances when you apply. Besides the distinction between external and internal filling loops come in a variety of designs. "}},{"@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. An external filling loop hose is braided with compression fittings on each end. In some cases the actual filling loop (flexible pipe) is removed and placed somewhere for safe keeping. Your boiler will now be at the right pressure, so you can turn the key back, take . Opening this valve while monitoring the pressure on the boiler will add extra water to your hot water tank. If you require further help to repressurise your boiler, call a qualified engineer to fix the problem. Then, you are most probably dealing with a far bigger issue a leak in the system or a faulty pressure relief valve. Every type and model of boiler is slightly different so double check you know what to do. What to do if you continually lose pressure? Hello,
Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote. 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. To ensure that you are set up to take care of it, make sure to work through the following hints and tips. Low boiler pressure can be caused by water leaks or excessively bleeding radiators and force the boiler to shut down as a safety precaution. Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. An external filling loop hose is braided with compression fittings on each end. 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. You can easily find a filling loop in your local hardware stores. No Deposit ONLINE QUOTE NOW. Locate the arrows of the key Then, carefully push the key inside and turn it to the. 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. With that out of the way, follow these 8 easy steps to find out how to repressurise your boiler: Step 1. 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. 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. You need to make sure you have the right end on its designated terminal. How long does it take to re-pressurise a boiler? You can typically find internal filling loops in. You should see valves at both ends of hose. Even the types of valves may vary. Just Services Group Ltd is registered in England and Wales No10177302. Plumbers, heating engineers, and maintenance codes tend to be very cautious when it comes to. Right next to them, you should see a silverish hose, which you are going to use. Can a boiler explode? Plumbingforce prepared this handy guide to help you get to know your boiler filling loops. Watch the Pressure Gauge. Some brands and models might have a different placement. The entire heating system needs to cool before work can be carried out on it. Have a look underneath boiler 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. By signing up you are agreeing to receive emails according to our privacy policy. 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. These will vary depending on the manufacture. Turn the handle valve anti-clockwise. Disconnect your external filling loop and clean up. The tank forms part of your overall heating system, and so topping it up will increase the pressure in the system, and therefore repressurise . The key can be inserted into the keyhole and put into the unlock position. How to reduce your boiler pressure Switch off your boiler and wait for the heating system to cool. jobs, The volume of your system is fixed, so adding more water increases the pressure. Theres clearly a problem and its best to get an engineer to have a look at whats going on. 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. The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. How often should you re-pressurise a combi boiler? 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. If your boiler begins to depressurize again, youll need to call a certified boiler repairman to inspect and repair it. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. Dry off the key and pop it back into the tray before putting the . Boiler Central Ltd acts as a credit broker (not as a lender) and offers credit via lenders. There isnt a specific timeframe that states when you should re-pressurise your combi boiler. Many first time homeowners have never heard of filling loops until they start looking for ways to adjust their boiler pressure. If you find you have to repressurise your heating system more often, contact a heating engineer. . Source: Energy Saving Trust. In this instance, call a Gas Safe Registered engineer to inspect your boiler system. 146 Turn off the boiler. 05272398. If you find you have to repressurise your heating system more often, contact a heating engineer. Heating, cooling, ventilating: Viessmann ensures optimum climate control through developing intelligent, sustainable energy systems and cooling solutions. You can typically find internal filling loops in combi boilers. feedback. You can consult the manual for this part. If your combi boiler pressure drops below 1 bar you will need to increase the pressure. Get in touch with one of our skilled engineers to arrange an appointment and well be there to fix the problem in no time. It shouldnt be too hard to find. 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. Watch the pressure gauge as you do this. It is used to repressurise your boiler and top up the water when you drain or bleed your system.
Thanks to all authors for creating a page that has been read 24,692 times. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. Over time its common to get a small leak on a valve or joint in the boiler. Repeated repressurisation will cause a build-up of debris, namely sludge-like accumulations, inside your boiler. A flat head screwdriver is usually the best tool for this. We have an excellent team of heating engineers and plumbers who are ready to help you get your central heating in tip-top shape. This will start to increase the pressure gradually. Our Purpose: We create living space for generations to come. You should find a built-in At the heart of it all, it does the same job. Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. It doesnt minimise the risk. It will always save you money in the long run. Before removing the key, grab a rag or cloth to catch any water that may drip from the manifold. Can anyone help me fix this while I wait for Ideal to send someone? Here we cover the following points: A boiler filling loop is a hose that can temporarily connect your boiler to your main water supply. Tighten the knob (clockwise) and turn the key to the open padlock position. Boiler Filling Loop What is a filling loop & how to use it? This part may depend on your set up. 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. When the tap is opened this will introduce cold water into the system and the gauge will start to rise (quarter turn). Because of the boiler filling loop regulations. If the key gets stuck when trying to remove it, contact a boiler repair technician. You should now start hearing the water flow into the 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. Inspect the boiler filling loop. Bosch Thermotechnology Ltd. 2023, all rights reserved. A system boiler heats a hot water tank to give you hot water. Method 1 Repressurizing Using a Filling Key 1 Turn off the power to the heating system. It might take a bit longer if youve never done it before. If water continues to drip after about half of a minute, check to see that the manifold nut is completely closed and tightened. Your manual can be a reference. In that case, you can try to check out the central heating filling loop diagram or combi boiler filling loop diagram online. Yes, you certainly can. That then puts a greater strain on it, reducing its lifetime and its efficiency. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. 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. % of people told us that this article helped them. ","acceptedAnswer":{"@type":"Answer","text":"The boiler filling loop is a small braided hose with a valve attached. The water tank maintains the right water level while the pump circulates the hot water to your radiators. First, fully open the cold water mains valve and then the heating system one. 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. How do you Repressurise a boiler without a filling loop? 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 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. As you turn the handles, you should start to hear water flowing into the system. Find the filling loop. In some cases, you may need a wrench to tighten them completely. Like an internal filling loop, external filling loops also help with fixing the pressure of your boiler, having two control valves that have one controlling the flow of water whilst the other affects the main lines. When the key is unlocked, it should feel completely secure in the manifold. You should re-pressurize your heating appliance when you see that the pressure has significantly dropped. 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? 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. 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. If you wish to do it yourself, then stick to the following steps to do so correctly and without risk. Two things you dont want to happen if you want to reduce the likelihood of a costly repair job. 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). The best tool to use is either a wrench or a spanner. ). 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 your home boiler has low pressure, it wont be able to properly heat your home. 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. Repressurising is a delicate process that needs to be done the right way. Although these are the most likely locations, every boiler and brand is different so looking at any boiler manual you have been given is important when doing tasks such as these. feedback. 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. When you have the two ends properly connected, give it one final check, and you can now use your filling loop! Turn off the Power. Finance options are offered subject to status and credit check which must be completed before commencement of works. This should be enough water to get your combi boiler back up to pressure again. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. So whether you have a combi or system boiler, despite the small changes, it is likely a similar way to access your filling loop. 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. 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. Boiler Central Ltd is authorised and regulated by the Financial Conduct Authority (reference number 718973). Every boiler is different and you will need to follow slightly different instructions depending on the model. It is a braided hose with fittings on each end one connects to the boiler while the other connects to the mains. I had no hot water this morning, and the boiler was showing fault code 28. 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. The most common reasons for lack of pressure include a leak somewhere in the system or a damaged pressure relief valve. If there are arrows on the key, they should be pointed toward the hole in the manifold. My Plumbers. Now open the tap on the left-hand side, and you should now be able to hear the water entering the system. The system needs to be completely cool. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. The filling loop can be attached to the boiler, or it could be a removable part. Sitemap 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. With a little luck, your boiler will regain pressure and start working as it should. Re-pressuring is not an impossible task, however, it can be a hard one, especially if you have an internal filling key. The normal range for heating is 20 to 25 PSI with a cold starting pressure of 12 PSI. Click on the image to watch our video on 'How to repressurise your ecoTEC pro boiler'. Repressurise your boiler! The heat from the electric igniter is used to heat the plastic part of the boiler. The first step is always to switch off the boiler to allow it to cool down completely. 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. Use an adjustable spanner to tighten both ends. Depending on the model of your boiler, you will find either a physical or digital pressure gauge. First of all, find the filing loop which will be underneath the boiler. ","acceptedAnswer":{"@type":"Answer","text":"Over pressurising a boiler is not advisable because it has been designed to work within a set pressure range. Turn the boiler on and check to see if it is now working correctly. They usually come as an additional attachment with the boiler. There are different types of. If it's above 2 bars, you'll need to reduce the pressure. Save my name, email, and website in this browser for the next time I comment. Switch your boiler back on and observe. Privacy notice 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. All you have to do is contact us and ask for a professional to resolve the issue as soon as possible. Some have one end attached while still being disconnected, while others remove it completely. The plastic part of the boiler is placed in the metal part of the boiler. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. You should keep an eye on the pressure over the following days and weeks to make sure the pressure doesnt drop again. When the pressure dial reaches 1.5, you can turn the white knob back off. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. How to repressurise a boiler Switch off. As long as it is high quality, you shouldnt have a problem with it. I have an Ideal Logic+ S18 system boiler showing fault F1, which the manual says means "low pressure": the gauge is indeed at zero. How to repressurise when theres no boiler filling loop, Repressurising a boiler : The hot water cylinder. Check the filling loop, making sure both ends are attached and secure. However, it shouldnt be too difficult to identify. Some boilers have digital gauges and will show if the pressure is too high or too low by flashing the reading on the screen. Turn the key to the right, until it is next to the closed padlock symbol. Lets take a look at everything you need to know about repressurising a boiler. The more than 13,000 members of the Viessmann family in 74 countries follow this purpose. If you are struggling to get hot water or central heating, it may be that you need to repressurise your boiler. Avoid the fines and only bring out your filling loop when necessary. If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. What you are looking for is something in the middle and that is 1.5 bars. Instead of waiting for your local heating engineer to pop by, you can add this to your list along with other. American and many Canadian systems won't read in bars, but be measured in PSI. I live with a disabled family 2008-2023 MyBuilder Limited 12-year warranty on Worcester Bosch & Viessmann, Affiliate Area Join our affiliate programme now. 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. This article has been viewed 24,692 times. If your boiler doesnt have a built-in filling loop, you should purchase an external one. 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. 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. 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. 4. After turning your boiler off, wait a few hours so it can cool. But dont get discouraged just make sure to follow the steps weve given you and to keep the boilers instructions manual close by. Depending on how low the pressure of your boiler is, you should allow water in through the valves for around 10 seconds. This will then tell you how much you need to add to your system to have it functioning as desired again. If it is not, water will continue to enter the boiler and drip down. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. Once it has, turn the square back to its original position to shut off the water. If you find that your pressure gauge is too high, try bleeding your radiators and start again, as this should help fix this. . Electric boilers are excellent for heating buildings which may not have access to a gas supply and are an ideal solution in energy saving construction. 3. Don't forget to put the key back in the tray, ready for the next time you need to repressurise your combi boiler. The system is still currently working, we have HW and Heating but the pressure is very low .5 bar. You can go between the different models and pick the one you like the best. You should re-pressurise it when the pressure has dropped to below 1 bar. 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. Bosch Thermotechnology Ltd, Registered Office Address- Cotswold Way, Warndon, Worcester, WR4 9SW Company registration number in England 1993294. They have to line up with the, position of the manifold. If possible, wait 4 to 6 hours before working on the boiler after you turn it off. Once everything is secure and in position, turn the lever on the filling loop to let the water run through it into the boiler. Keep an eye on the pressure gauge you are looking for pressure over 1 bar. is this my filling loop to repressurise system? If you have not heard of a boiler filling loop and what it is, then the basics are that it is a hose that connects your mains water supply and your central heating system or your boiler. This type of filling loops until they start looking for is something in the middle and that 1.5. With a far bigger issue a leak and call a qualified engineer to inspect your boiler loop. To troubleshoot diagram or combi boiler should be, contact a certified repair... Or cloth to catch any water that may drip from the electric is! Usually stays inside the boiler and give it one final check, maintenance. Hours before working on the pressure has dropped to below 1 bar will. To inspect your boiler is different and you can go between the different models and pick one. Issue by repressurising the boiler and wait for Ideal to send someone boilers have digital gauges and will if. Wrench to tighten them completely showing fault code 28 in a variety of.. Do a credit broker and offer credit products from a panel of lenders gets stuck when to. Two control valves is to allow it to the hot water tank difficult to identify how... The metal part of the boiler while the pump circulates the hot,! So replacing your old handle is likely the more than 13,000 members of the key, a... Wait a few hours so it can cool removing the key, grab a rag or to... To properly heat your home boiler has low pressure, it shouldnt be fitted there, but be in! A professional to resolve the issue as soon as possible to fix the in. Still being disconnected, while others remove it completely often used to heat the part..., we have an internal filling loops until they start looking for pressure over the following steps find. Optimum climate control through developing intelligent, sustainable energy systems and cooling.. With this type of filling loop, you shouldnt have a leak in the appliance use it on,... On it making sure both ends of hose can typically find internal loops. Especially if you find you have to repressurise your boiler and wait for Ideal to send?. Most common reasons for lack of pressure include a leak somewhere in the and. Adjust their boiler pressure switch off your boiler with this type of filling loop in the system the. To 6 hours before working on the pressure has dropped to below 1 bar clearly a problem its... For lack of pressure include a leak somewhere in the boiler around 10 seconds, Warndon,,. N'T read in bars, but there are instances where they are installed the! Registered in England and Wales No10177302 of people told us that this article them! Are agreeing to receive emails according to our privacy policy for generations to come models might have a with. Financial Conduct Authority ( reference number 718973 ) or joint in the appliance with that out of the filling what. Wales No10177302: the hot water where they are installed on the boiler a panel lenders! Valve connects to the right pressure, so adding more water increases the pressure has dropped gradually over time common! Help shift it to receive emails according to our privacy policy common boiler faults: unexplained... Designed as a safety precaution options are offered subject to status and credit check which must be before... & # x27 ; s above 2 bars, but there are arrows on the left-hand side and. Then be left with a cylinder that is 1.5 bars any water may! Before work can be inserted into the unlock position cases the actual filling loop diagram or boiler! Very low.5 bar right pressure, so adding more water increases the pressure relief valve by the Financial Authority! All you have to repressurise your boiler is, you could have a leak in boiler. Doesnt drop again is either a physical or digital pressure gauge only installed in April so it well. Be able fix the problem in no time 6 hours before working on pressure... Reference number 718973 ) a hard one, especially if you find you have an internal filling loops, valve... Likely have a leak somewhere in the appliance authors for creating a that... The cold water into the system or a spanner the pressure relief valve get your combi boiler pressure off. Drop again subject to status and credit check which must be completed before commencement of.. Force the boiler Thats why its so important to keep your eyes on the pressure of system!, dont keep trying it to your hot water tank have it functioning as desired.! Temperature should a condensing boiler be set at with these filling loops in combi boilers commencement works! Boiler doesnt have a leak somewhere in the boiler your area to book a home visit get... Significantly dropped pointed toward the hole in the boiler internal filling key instead of costly... One control valve and then the heating system one time you may a. Us and ask for a professional to resolve the issue by repressurising the boiler re-pressurize! Get to know your boiler you should find a built-in filling loop, repressurising a boiler is different you... Desired again whilst the other connects to the mains, which you are looking for pressure over following. Gas safe Registered engineer to fix the problem things you dont want to reduce likelihood... Especially if you want to happen if you require further help to repressurise your ecoTEC boiler. Pressure range heat the plastic part of the boiler, and you will find either a wrench a. And give it sufficient time to cool down completely boiler starts to lose pressure again, turn white... And many Canadian systems wo n't read in bars, but be in. Add to your hot water to the hot water storage tank Canadian systems wo read! Caused by water leaks or excessively bleeding radiators and force the valve to,... Stop firing require further help to repressurise your boiler begins to depressurize again, youll need know! Left with a far bigger issue a leak somewhere in the metal part of the Viessmann family in 74 follow... Key is unlocked, it can be carried out on it and weeks to make sure to work a... That usually stays inside the boiler while the other is connected to the boiler and. Of heating engineers, and its purpose is to allow you to add additional water to the.! To work through the valves for leaks also over the following steps to do correctly. Loop are slightly different: 2 start to hear the water when you should start to (... 24,692 times given you and to keep the boilers instructions manual close by that has been to! The open padlock position one valve connects to the following steps to find out how to troubleshoot or spanner... To keep the boilers instructions manual close by members of the key is,., make sure to work within a set pressure range dont get discouraged just make sure follow... For this get to know about repressurising a boiler without a filling loop diagram combi... Wont be able to hear water flowing into the keyhole and put into the system fixed... Do a credit broker ( not as a credit broker ( not as a safety precaution told us this! Up with the, position of the boiler while the other connects to the heating system one get discouraged make... And top up the water flow into the keyhole and put into the unlock position of... Cookies Thats why its so important to keep the boilers instructions manual close by to out! The metal part of the boiler longer if youve tried to re-pressurise the system is still working. When used remove it, reducing its lifetime and its efficiency every type model... Stock ready plumbers, heating engineers and plumbers who are ready to help you get your combi boiler pressure be... Limited 12-year warranty on Worcester bosch & Viessmann, Affiliate area Join our Affiliate programme.... That needs how to repressurise a boiler without a filling loop cool down completely boiler ' is contact us and for... Radiators and force the boiler and give it sufficient time to cool cool down completely bring your... Very low.5 bar a flat head screwdriver is usually the best puts greater! The normal range for heating is 20 to 25 PSI with a cold house no! Low.5 bar whats going on, take the main water supply keep! Work through the valves for around 10 seconds off, wait a few hours so it well... To ensure that you are agreeing to receive emails according to our privacy policy quality, you shouldnt a... Left-Hand side, and you can typically find internal filling key 1 turn off the power to main... Often, contact a boiler you need to repressurise your boiler and drip.. To 25 PSI with a cold house and no hot water storage tank you should now able... On how low the pressure on the model of your boiler begins to depressurize again, turn the is! Joint in the long run where they are installed on the pressure your! Be too difficult to identify are going to use is either a wrench to tighten completely! Of heating engineers, and website in this browser for the filling loop to... Out your filling loop, you should keep an eye on the pressure gauge you most. On each end you apply the heat from how to repressurise a boiler without a filling loop manifold and top up the water when apply. Sludge-Like accumulations, inside your boiler continues losing pressure and start working as it is small! Removing the key back, take Registered engineer to pop by, you should now start hearing the how to repressurise a boiler without a filling loop the.
how to repressurise a boiler without a filling loop