If your Vaillant boiler stops working or shows an error code, you might be able to fix it by doing a simple reset. Resetting the boiler often clears minor faults and gets your heating and hot water working again. When to Reset a Vaillant Boiler Where is the reset button on a Vaillant boiler? The…
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Choosing a new boiler is one of the biggest decisions you’ll make for your home. It’s not just about heating – it’s about comfort, efficiency, and peace of mind. In 2025, Vaillant remains one of the most trusted boiler brands in the UK, with a long-standing reputation for engineering excellence, energy efficiency, and customer satisfaction.…
Read MoreA faulty boiler can be frustrating, especially when it stops working unexpectedly. If you own a Vaillant boiler and see the F28 fault code, don’t worry—it’s a common issue that can often be fixed with some basic troubleshooting. What is the Vaillant F28 Fault Code? The Vaillant F28 fault code is an ignition fault that…
Read MoreThe Vaillant F22 fault code is a low water pressure fault that prevents the boiler from operating properly. This error occurs when the system detects insufficient pressure, which can lead to heating and hot water failure. Maintaining the correct pressure is essential for your boiler to function efficiently. What is Vaillant F22 Fault Code? When…
Read MoreA Vaillant F76 Fault Code is a critical error found in Vaillant Ecotec boilers, indicating overheating of the heat exchanger. This issue can pose a serious risk, requiring immediate attention from a Gas Safe engineer. If you encounter this fault, understanding its causes and potential fixes is essential for ensuring the safe and efficient operation…
Read MoreIs your Vaillant F75 fault code flashing on the display? Have you suddenly lost heating and hot water? If so, your boiler is warning you of a pressure-related issue. But what does this mean, and how serious is it? Let’s dive into the causes, troubleshooting steps, and whether you need professional repair or a full…
Read MoreHow to sort Vaillant F.70 fault code (Before 2012 model) Encountering the Vaillant F.70 fault code (Before 2012 model) on your Eco Tec boiler can be frustrating. This error commonly appears when replacing the Printed Circuit Board (PCB), indicating an invalid Device Specific Number (DSN). Follow these steps to properly set up a new PCB…
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