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. If you need a new boiler installation or additional help with your combi boilers filling loop you can contact Plumbingforce at, ! 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. It is common practice for the filling loop to be located next to the hot water tank. There must be a filling loop somewhere close to the boiler. 4. Not all boilers are compatible with a filling loop; this is particularly true for older combi boiler models. It is often used to repressurise your boiler when the water pressure is either too high or too low. Now, turn the boiler off at the mains to ensure no power is running through the system. How long does it take to re-pressurise a 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. Dry off the key and pop it back into the tray before putting the . What happens if you over pressurise your boiler? 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. In some cases, you may find that your filling loop issues actually lie with bigger issues for your boiler that need to be fixed. position. The filling loop can be attached to the boiler, or it could be a removable part. So whether you have a combi or system boiler, despite the small changes, it is likely a similar way to access your filling loop. Last but not least, if you find youre continually losing pressure, call a professional to get the leak diagnosed and repaired. Do not keep trying to repressurise the system, as this could potentially cause further damage. How to reduce your boiler pressure Switch off your boiler and wait for the heating system to cool. Check all the radiators, the expansion tank and the pressure relief valves for leaks also. Turn the knob/lever of the filling loop slowly to let the water in the boiler. And that is a part of the process, as you learn more about maintaining your central heating you get to know every obscure part and their role in the system. If your boiler continues losing pressure and there is no leak, then there may be a fault with the boiler. 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. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. 2. Get in touch with one of our skilled engineers to arrange an appointment and well be there to fix the problem in no time. This article has been viewed 24,692 times. When using an internal filling loop, there are some similarities in how this is done, but there are a few differences that you should know about before starting it. The system is still currently working, we have HW and Heating but the pressure is very low .5 bar. Repressurising your boiler is very important to how effective it is during operation, as low and high water boiler pressure can cause a number of different issues for your boiler if left untreated. A boiler explosion is a catastrophic failure of a boiler. Boiler Central Ltd provide finance via this website and is registered in England and Wales No 010483032 VAT Number GB351991381 Trading address is 100 Thornes Lane, Wakefield, WF2 7QX. Avoid the fines and only bring out your filling loop when necessary. 100% positive When this is done and everything is in order, tighten the valve and turn your key the other way before removing it. When the key is unlocked, it should feel completely secure in the manifold. **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). Check the pressure gauge. You could damage the boiler or cause the unit to become over pressurized by taking it out incorrectly. You might have noticed the pressure of your boiler drops as soon as you re-pressurise it. Switch your boiler back on and observe. ","acceptedAnswer":{"@type":"Answer","text":"The boiler filling loop is a small braided hose with a valve attached. 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. Repressurising is a delicate process that needs to be done the right way. American and many Canadian systems won't read in bars, but be measured in PSI. From brand new installation, regular maintenance and. Two things you dont want to happen if you want to reduce the likelihood of a costly repair job. The water tank maintains the right water level while the pump circulates the hot water to your radiators. The permissions of Consumer Credit Compliance Limited as a Principal firm allow Bosch Thermotechnology Ltd T/A Worcester Bosch Group to undertake credit broking. How do you Repressurise a boiler without a filling loop? Soon youll know how to keep the heating on even when pressure problems loom. 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. A system boiler heats a hot water tank to give you hot water. Turn the knob/lever of the filling loop slowly to let the water in the boiler. What you are looking for is something in the middle and that is 1.5 bars. ATGAS. Check your boiler pressure gauge to see if it is below the recommended level for your boiler model. If you don't turn it off and allow it to cool before working on it, you could damage the system or hurt yourself. Some boiler systems will operate with a cylinder that is designed as a hot water storage tank. The pressure of your combi boiler should be between 1 and 1.5 bar. Make sure it is in the 1-1.5 bar range (green) before turning the lever to close. 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. Condensing vs Non Condensing Boilers: Whats The Difference. Here are helpful steps you can take: Turn off your boiler or shut down the electricity. However, there are several standout differences. You are looking for a braided hose with a small fill valve on it."}}]}. Close the valves. Monitor the valve until it reaches the recommended level for your boiler model. 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. First, switch off your boiler and give it sufficient time to cool. They have to line up with the, position of the manifold. Turn the manifold nut and the manifold key back to the locked position. A system boiler heats a hot water tank to give you hot water. Since it is internal, it is fully integrated into the boiler system. Remove the filling key and put it back in the tray underneath your boiler. 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. First, fully open the cold water mains valve and then the heating system one. If youve tried everything we described in this article, and nothing helps, we suggest hiring a certified technician to inspect your water heating appliance. The entire heating system needs to cool before work can be carried out on it. Insert the filling key into the keyhole and unlock it. Sitemap Youll then be left with a cold house and no hot water, plus a boiler you need to learn how to troubleshoot. Make sure to keep a close eye on your boiler. Open the valves. The pressure in a central heating system will usually need to be topped up only once or twice a year. and central heating system is very easy. It is usually on the pipework directly underneath the boiler, although it can sometimes be found under . Ensure the filling loop or relief valve is tightly closed. A hydraulic pressure gauge will indicate the standard operating pressure with a green zone and the maximum safe operating pressures with a red zone. Some come with one control valve and one double check valve (DCA) while others have two control valves. If you find you have to repressurise your heating system more often, contact a heating engineer. If youre doing it more often than you think you should be, contact your installer asyour boiler could be leaking. Hayle Member since 22 May 2018 To ensure that you are set up to take care of it, make sure to work through the following hints and tips. As long as it is high quality, you shouldnt have a problem with it. Over time its common to get a small leak on a valve or joint in the boiler. 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. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. Savings will vary depending on the size and thermal performance of your home. feedback. Watch the Pressure Gauge. 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. 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. There may also be a fault with your pressure release valve. Suppose you want to have a better idea of where your filling loop is located. This step may vary according to your boiler. Turn the valve next to the key until water flows through it. The Vitodens family is our best selling range of gas condensing boilers. 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 combi boiler system should be installed as a pressurised system. 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. 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. The dial (or bar) will tell you the level of pressure in the system. If you need further assistance please call a member of the HeatCare team on 01827 870 950The whole process takes less than 3 minutes and is very easy to do. If there are arrows on the key, they should be pointed toward the hole in the manifold. You need to make sure you have the right end on its designated terminal. 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. If you find you have to repressurise your heating system more often, contact a heating engineer. NEW BOILER E119 Error low pressure. Once it has, turn the square back to its original position to shut off the 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. Keep your eyes on the pressure gauge until it reaches 1.5 bar. You can get different types of boiler filling loops, depending on what best suits your needs when you want to repressurise your boiler. feedback. If in doubt, you can visit the manufacturers website and get in touch with them directly. Re-pressurising your boiler isnt a complicated procedure, and you should regularly check the pressure to make sure the system is running as it should. Find the filling loop. When your filling loop connects your boiler and mains there is always a chance for a backflow it doesnt matter whether your boiler filling loop is in on or off position. Step 2. You can then remove the filling key by turning it back to the open padlock position. It can be found inside your boiler, and its purpose is to allow you to add additional water to the heating system. Theres clearly a problem and its best to get an engineer to have a look at whats going on. Registered in England No. Even a small leak can lead to a drop in pressure over enough time. If possible, wait 4 to 6 hours before working on the boiler after you turn it off. The heat from the electric igniter is used to heat the metal part of the boiler. What temperature should a condensing boiler be set at? 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. Why? 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. 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 the plastic handle of the valve has snapped, either by attempting to repair it or by other means, you will likely also have to fix this. Use a spanner or wrench to turn the valve next to the filling key until you can hear water flowing through it. 0% Finance Check the pressure gauge until it reaches the right range, usually 1-1.5 bar (keep it green). Oil/Gas Steel Shell and Cast Iron Sectional Boilers. 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. Tel: 0330 123 933. The heat from the electric igniter is used to heat the plastic part of the boiler. 146 If it lines up, then that is the filling loop on-position. You should re-pressurise it when the pressure has dropped to below 1 bar. Afterwards, insert your filling loop key after opening the hatch and place the filling loop in the correct area. And since the whole neighbourhood draws their water from the same source, this can lead to very serious and very expensive problems. 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