I've an old Potterton Kingfisher, and noticed this morning that the top of one of the radiators was very slightly warm; as you can imagine, we've the heating's not been on in a while.
I assume it's the diverter valve, but is there anything else I should check before I buy a new one?
Cheers!
I assume it's the diverter valve, but is there anything else I should check before I buy a new one?
Cheers!