How to mend Ferroli Optima Pilot

ferroli plus 31c has a code b2 any ideas?

How can i repair a noCN fault on my boiler?

boiler indicating f5 causing ?

Ferroli , Modena 102 Gas boiler?

Ferroli H31c no hot water or heating & no fault sign?

Ferroli f30b boiler ?

Replace a diverter valve?

Installation instructions for Ferroli 30800009?

I have a Ferroli domicondens he 26 c heating not working?

F40 fault?

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?

Heating coming on all times?

how can i fix my optimax HE 31c?

Ferroli Boiler Optimax HE 31C?

Ferroli domicondens he26 C fires up but doesn't appear to rectify ?

heating?

Problems With Ferroli Domi Compact F30 B Heating and Water?

Ferroli DOMIcompact F 30 D?

how can i i raise low water pressure on ferroli boiler he26?

How can I get my ferroli boiler to work?

Ferroli Optimax HE31c a26 problem?

Over filled my Ferroli boiler?

Hi how to increase the water pressure on ferroli optimax 25C?

Ferroli Optimax HE 31 C, how do I put water pressure up?

I have a Ferroli FF 77 the pilot light has gone out will not stay on ?

How do i get the water pressure up please?

Parts for ferroli optimax he 31c ?

Connections on Ferroli F24 Gas Valve?

whats wrong with my ferroli modena 102 combi boiler?

How do I stop water from flowing outside from my ferroli optima 901 boiler?