We may have found other answers which could help you.
Success
Message
Replace a diverter valve?
Hi how to increase the water pressure on ferroli optimax 25C?
Ferroli domicondens he26 C fires up but doesn't appear to rectify ?
i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
Parts for ferroli optimax he 31c ?
I have a Ferroli FF 77 the pilot light has gone out will not stay on ?
Ferroli Optimax HE31c a26 problem?
How can i repair a noCN fault on my boiler?
F40 fault?
Connections on Ferroli F24 Gas Valve?
ferroli plus 31c has a code b2 any ideas?
Ferroli DOMIcompact F 30 D?