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