Faulty products
"If you think your product may be faulty, we’ll do our best to resolve the problem as quickly as possible. We'll ask you to provide information on the product and the problem, and may suggest an engineer’s visit to help identify the fault. If the product is faulty, we’ll offer you a resolution in accordance with your legal rights."
The above is from their website but they are as good as they claim to be. My son had a dodgy television, he called Ao and got an engineer the next day who checked the tv and ordered a new one for delivery the following day.