While you wait for answers, we may have found some information which could help you.
Success
Message
Replace a diverter valve?
Ferroli DOMIcompact F 30 D?
How can i repair a noCN fault on my boiler?
How turn off heating in Ferolli Optimax 31c?
Hi how to increase the water pressure on ferroli optimax 25C?
Ferroli Optimax HE31c a26 problem?
ferroli plus 31c has a code b2 any ideas?
Ferolli Optimax HE 31C expansion vessel change?
FF360 Reset Button Problem?
Parts for ferroli optimax he 31c ?
F40 fault?
i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?