Everybody I know who has recently bought their first house has had something big and expensive go wrong with it within the first few hours of owning it. It's like a rite of passage or something.

But on the other hand, all the people I know who have had this happen have ever since had trouble free, happy days*. So thhat should go for you too!
Hope it's all sorted out swiftly, not-too-backbreaking-expensively... and permenantly! And in the meantime *dead leet hugs*
*Unless, of course, I just jinxed them all by saying that...