While you wait for answers, we may have found some information which could help you.
Click here for Ferroli F30 Timei have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
ferroli plus 31c has a code b2 any ideas?
Hi how to increase the water pressure on ferroli optimax 25C?
Ferroli domicondens he26 C fires up but doesn't appear to rectify ?
Ferroli Optimax HE31c a26 problem?
Connections on Ferroli F24 Gas Valve?