forgot to mention, we did check the tank in the loft and there was water and it was hot. There wasnt a leak when the first enginner come round but then again as you say i probably damaged it when we turned it back on.
cheers for the replies
I have a Baxi bermuda back boiler. On sunday my system was working perfect and all radiators were on fine. monday morning system came on and after 3 hours a loud knocking starting coming from the boiler. I switched off the system and the banging stopped. As my dad was due over i waited till he...