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Finding correct positions for the cogs?

Hello, what is the correct positioning for the cogs behind the gold plate, behind the pendulum? Smiths Enfi... [Read more]

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How do I replace the Main gear in Oster Kitchen Center mixer?

Oster Kitchen Center Mixer Main gear

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Delonghi Coffee machine, find model number?

I need to replace part of my Delonghi Coffee machine. I can't find the model number on the machine which I ne... [Read more]

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Mend Ferroli 31c Optimax

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We have 87 questions about mending 'ferroli 31c optimax'

How to mend Ferroli 31c Optimax

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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 pressure gauge ferroli

my bar gauge is reading 2.2 bar how do i get it down?

i have a ferroli optimax he 31c and the bar gauge is reading 2.2 bar how do i get it down without blowing up m... [Read more]

Mend boiler heating ferroli

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 ferroli 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 Ferroli Optimax Heating

how do i turn off heating but keep hot water?? Ferroli optimax HE 31C?

wanting to turn of heating for summer but keep hot water on....how do i do this please...i have no manual!

Mend boiler heating radiators

How can I fix my Ferroli Optimax HE 31C?

I have hot water but radiators won't fire up.

Mend boiler ferroli optimax

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 reset

ferroli boiler how to reset?

I have moved to a new house with a ferroli optimax 31c boiler but have no user instructions and can't get it ... [Read more]

Mend ferroli heating fault code

help with a code ?

my ferroli optimax he 31c is coming up with a fault code reading 'A6' but when i look in the guide its not sho... [Read more]

Mend boiler thermostat heating

Ferroli Optimax 31c?

I have spilt water on the room thermostat, and the heating is off. Is there any way I can set it on the boiler... [Read more]

Mend boiler heating ferroli

Ferroli Optimax 31c will not re-pressurise PLEASE HELP!?

My boiler is flashing F37 which requires that we re-pressurise the system, hwoever we have tried the way that ... [Read more]

Mend ferroli optimax he

ferroli optimax he 31c trip-out?

my boiler cuts out and code 41 is displayed, other than this it works fine most of the time.

Mend heating timer ferroli

how do i set my timer?

how can i set my timer on a ferroli optimax he 31c?

Mend Ferroli Combi Fault

Ferroli Optimax He 31C Combi fault?

Hi, I have a Ferroli Optimax He 31C Combi gas boiler. In the morning it regularly locks out on a F03 code eve... [Read more]

Mend heating timer program

central heating timer clock memory?

ferroli optimax he 31C central heating timer clock does not keep time programed in. For more than 48 hours ... [Read more]

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Mend Heating, Home Heating Systems

Ferolli Optimax HE 31C expansion vessel change?

Mend boiler heating pressure

Ferroli Optimax HE31c a26 problem?

Mend boiler heating ferroli

F40 fault?

Mend boiler heating pressure

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

Mend combi heating radiators

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

Mend boiler ferroli parts

Parts for ferroli optimax he 31c ?

Mend boiler heating repair

How can i repair a noCN fault on my boiler?

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Replace a diverter valve?

Mend boiler heating leak

Ferroli DOMIcompact F 30 D?

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