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can anyone suggest anything?
i have a Potterton Kingfisher MF cf80 which seems to have started popping and a little bit of banging as if the boiler is kettling (boiling). i have turned down the boiler temp but it still does it.
what could it be?
i have a Potterton Kingfisher MF cf80 which seems to have started popping and a little bit of banging as if the boiler is kettling (boiling). i have turned down the boiler temp but it still does it.
what could it be?