The filling loop shouldnt be fitted there, but there are instances where they are installed on the cylinder. 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. This allows water to flow through the system, rebalancing the pressure levels. Close both valves once youve reached the desired pressure. 328 Losing pressure is more common than you might think, especially if youve just been caught off guard by a boiler thats suddenly refused to fire. Unlike the internal one that usually stays inside the boiler indefinitely, an external one should only be connected when used. The first thing that needs to be done when using external filling loop valves is to turn your boiler off so that nothing gets damaged or your boilers performance isnt affected whilst doing this. Stop once it reaches the recommended level for your boiler. A 14 day cooling off period applies to all applications. Now open the tap on the left-hand side, and you should now be able to hear the water entering the system. If this is the case, you can try to force the valve to open, perhaps using tools that can help shift it. The boiler was only installed in April so it's well within its warranty. Why is My Baxi Boiler Not Firing Up? 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. 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. jobs, 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. Figures are based on fuel prices as of October 2022. You are looking for a braided hose with a small fill valve on it."}}]}. Yes, you certainly can. 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. 2. Turn the key to the right, until it is next to the closed padlock symbol. Before removing the key, grab a rag or cloth to catch any water that may drip from the manifold. As a fourth-generation family business, we think long-term. If you find yourself re-pressuring it rather too frequently, you most likely have a leak somewhere in the appliance. Source: Energy Saving Trust. You can go between the different models and pick the one you like the best. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/v4-460px-Repressurize-a-Boiler-Step-1.jpg","bigUrl":"\/images\/thumb\/b\/bf\/Repressurize-a-Boiler-Step-1.jpg\/aid9295602-v4-728px-Repressurize-a-Boiler-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"