hi,
There is a buzzing noise coming from either the Bosch Worcester 30cdi or the Megaflo ? It only buzzes when the boiler is on and burners are on.
Any ideas? Or should I get someone in?
Thanks
There is a buzzing noise coming from either the Bosch Worcester 30cdi or the Megaflo ? It only buzzes when the boiler is on and burners are on.
Any ideas? Or should I get someone in?
Thanks