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ferolli modena 102?
Can't get hot water but central heating is working fine, any ideas??
High pressure on my Optima Ferolli 901 central heating?
DHW Run's hot and then goes cold?
Ferroli Boiler Optimax HE 31C?
2 amp fuse blown?
DHW running hot then cold?
what part do ineed?
shower in bathroom keeps going hot then cold then hot etc?
how can i fix this ?
c/h hotwater?
falling presher?