Hi All,
I had a Ferolli 31c boiler installed 18 months ago and have experienced a rumbling ,vibrating noise coming from the boiler on start up and switch off of central heating. Engineers been out 4 times says everything is working ok and has basically said its a design fault.It seems to be...
Hi Dan,
I know its 2 years on but I have exactly the same problem with noise on start up and switch off for about 18 months now and its driving us mad. Engineers been out 4 times,not much help, seems it is just a bad design fault. Did you come to any solution? Searched the internet for ages...