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We have 103 questions about mending 'problem ferroli boiler' in category Heating, Home Heating Systems which have been answered

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

any clever solutions hugely appreciated - just had an engineer around who could not find the problem but sugge... [Read more]
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Problems With Ferroli Domi Compact F30 B Heating and Water?

Hi, I have the above boiler which is around 4 years old. Recently it has started giving me a number of prob... [Read more]
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Ferroli Optimax HE 31 - overflow pipe dripping F37?

We are having repeated F37 error with dropping pressure, having to top up at least twice a day. No leaks on ra... [Read more]
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ferroli optima 901 c/heating problem?

heating will not come on but hot water ok. pump runs. boiler fires up when stone cold for c/h eventually but w... [Read more]
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ferroli boiler f1?

my boiler keeps flashing a blue light with f1 what do I do to fix this problem thepressure was down but its no... [Read more]
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ferroli optimax 26 problem?

hi can anyone advise me my boiler is currently displaying -- the fan is on but no hot water and no heatin... [Read more]
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Ferroli Optimax HE 31 C - Multiple faults?

I get a variety of faults which I can usually reset - but the current fault is F 15 - which is a fan problem -... [Read more]
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How can I fix a f5 problem on my ferroli boiler?

I have f5 flashing on my ferroli boiler what do i need to do to fix it we are freezing need my he eating on
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The pilot light on my boiler keeps going out?

I have always had a problem with my ferroli boiler. when I turn my heating off and come to turn it back on aga... [Read more]
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FERROLI OPTIMAX HE 31C flow sensor and water coming out the bottom!?

Hi All, New to the forum but really hoping someone can advise, We have a 5 year old OPTIMAX HE 31C boile... [Read more]
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ferroli domina 80E boiler shutting down?

Hi I have an on going and worsening problem, my hot water runs cold and pilot light goes out after 1-10 min... [Read more]
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ferroli f24 heating boiler low water pressure problem?

i have a ferroli f24 it funtions well but i but now have a problem the water pressure drops below the 1 bar af... [Read more]
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Ferrolli Optimax 25s boiler broken?

Hi - don't know if anyone can help? No heating or hot water for a few days now, awaiting an engineer who we... [Read more]
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how can i fix ferroli optimax he=38c boiler?

boiler has run with no problems for about six months now have problem with pressure dropping. have added water... [Read more]
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Ferroli Otimax HE38C?

Boiler has hot water, will fire up on Eco, it has everything calling for central heating and shows no fault co... [Read more]
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Ferroli Auto Air Vent Leaking?

Hi I have a Ferroli 77FF combi boiler. The auto air vent is leaking and needs replacing. The problem is it is... [Read more]
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how can i fix ferroli 31c he?

I have ferroli optimax 31c he. the problem occured all of a sudden.The front screen on the front of the boiler... [Read more]
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central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler
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central heating problem?

how do you alter the water pressure on a ferroli optimax he plus 31 c condensing combination boiler
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Problem with my Ferroli F24B boiler ?

Hi, My boiler works fine when running the taps in the sinks / bath. As soon as I use the shower the water ... [Read more]
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