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