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Mend Optimax Boiler Ferroli

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We have 193 questions about mending 'optimax boiler ferroli'

How to mend Optimax Boiler Ferroli

Pages 9 8 7 6 5

Mend boiler heating error code

boiler?

hi i av a ferroli optimax he c31 boiler and its not workin keeps flashin f 35 and sumtimes f 11 an engineer ... [Read more]

Mend optimax boiler pressure

overflow continually dripping on Ferroli Optimax HE 31 C?

we keep having to top up the boiler as its losing pressure and the fault '37' comes up but the overflow is con... [Read more]

Mend boiler pcb fault code

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]

Mend boiler heating pressure

central heating problem?

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

Mend boiler central heating condensing boiler

central heating problem?

how do you alter the water pressure on a ferroli optimax he plus 31 c condensing combination boiler

Mend boiler heating Ferroli

How can I fix my boiler, ferroli optimax he plus c?

newly fitted, worked for a day and then made a pop sort of sound and stopped working.Left for a while pushed r... [Read more]

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no heating from ferroli boiler?

I have a ferroli optimax he 31c. the hot water works fine but this morning the heating will not come on. the... [Read more]

Mend boiler heating ferroli

Heating?

I have a ferolli Optimax 31c boiler and it displays a D2 code & the radiators will not come on. Any help would... [Read more]

Mend boiler heating ferroli

How can i fix my Ferroli Optimax HE PLUS 31C boiler?

My Ferroli boiler will not ignite after the electric was off all night. Can you please help and advise how i c... [Read more]

Mend boiler heating fault code

optimax he 31 c ferroli boiler?

a 40 fault code comes on my optimax he 31 c ferroli boiler

Mend boiler heating ferroli

Ferroli Optimax Boiler - warning A3?

Hi - hoping you can help? I have a warning A3 on the boiler however can not find how to resolve the issue. ca... [Read more]

Mend boiler heating pcb

Ferroli Optimax - no hot water ?

Hi, I hope someone can help me. I have had no hot water or heating for over 5 weeks. I have boiler cover thro... [Read more]

Mend Ferroli Combi Fault

ferroli optimax HE 31C combi boiler?

my boiler will not fire up it just starts the fan then goes on to F12. What is F12 fault

Mend boiler heating error

How can I fix my ferroli optimax he 38c boiler, it keeps saying A1?

My boiler keeps saying A1 and my heating and hot water is now off?

Mend boiler ignition safety

What is complaints address for Ferroli?

I have had a Ferroli optimax HE 31 C for one year amd I want to write a letter of complaint but there are not ... [Read more]

Mend heating pressure boiler

boiler ferroli optimax?

so how do i ensure there is no pressure in the system prior to trying the pump thing which hopefully will prev... [Read more]

Mend boiler ferroli heating

Symbols on the control panel mean?

My boiler is a Ferroli Optimax He 31C... What do the symbols 'M', 'P'. and the arrow on the right hand side... [Read more]

Mend boiler heating ferroli

f21 error message on ferroli optimax he 31c boiler?

f21 error message appears after running central heating on a ferroli optimax he 31c boiler

Mend boiler heating ferroli

how to fix d1 error on a ferroli optimax he 31c boiler?

d1 error message keeps coming up after running hot water on a ferroli optimax he 31c boiler

Mend boiler heating thermostat

instructions on how to fit a thermostat?

how to fit a horstmann wireless thermostat to a ferroli optimax he plus 31 c boiler

Pages 9 8 7 6 5

Mend boiler heating ferroli

F40 fault?

Mend boiler heating pressure

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

Mend boiler ferroli parts

Parts for ferroli optimax he 31c ?

Mend Heating, Home Heating Systems

Ferolli Optimax HE 31C expansion vessel change?

Mend boiler heating leak

Ferroli DOMIcompact F 30 D?

Mend boiler heating pressure

Ferroli Optimax HE31c a26 problem?

Mend combi heating radiators

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

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Replace a diverter valve?

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How can i repair a noCN fault on my boiler?

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