How to mend Ferroli Optimax Plus He C31

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

Heating coming on all times?

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

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

How can i repair a noCN fault on my boiler?

How do i get the water pressure up please?

Problems With Ferroli Domi Compact F30 B Heating and Water?

F40 fault?

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

feroli optimax fault code a4 ?

Ferolli Optimax HE 31C expansion vessel change?

Over filled my Ferroli boiler?

Ferroli , Modena 102 Gas boiler?

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

FF360 Reset Button Problem?

Connections on Ferroli F24 Gas Valve?

Installation instructions for Ferroli 30800009?

boiler indicating f5 causing ?

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

Parts for ferroli optimax he 31c ?

How turn off heating in Ferolli Optimax 31c?

how to fix ferolli boiler?

ferroli plus 31c has a code b2 any ideas?

How can I get my ferroli boiler to work?

ferolli boiler not staying on?

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

Replace a diverter valve?

Ferroli DOMIcompact F 30 D?

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

Ferroli Optimax HE31c a26 problem?