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Mend Ferroli Optimax 31

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We have 66 questions about mending 'ferroli optimax 31'

How to mend ... Ferroli Optimax 31

Pages 4321
Mend Heating, Home Heating Systems

how do i restore heating from ferroli optimax he 31 c?

the boiler is on as i have hot water but the central heating will not come on. the code is not recognised in t... [Read more]
Mend Heating, Home Heating Systems

Name of part for Ferroli Optimax HE 31 C boiler?

Hi, I have the above boiler which requires a new part. In the user manual under section 2.7 'Condensate Outle... [Read more]
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F40 on ferroli optimax he 31 boiler?

I'm in a rented property with prepaid gas meter. My gas supply ran out and I found a error code A01 in my Ferr... [Read more]
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Boiler Systems?

How do I improve a low water pressure fault on a Ferroli Optimax HE 31 C Combi Boiler System? The pressure... [Read more]
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Ferroli Optimax HE 31 C, how do I put water pressure up?

Boiler is 4 weeks old and the water pressure is too low and I now have no heating. Does anyone have any idea ... [Read more]
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Ferroli Optimax HE 31 c boiler serial number?

Where can i find the serial number to my Ferroli Optimax HE 31C boiler? Thanks.
Mend Heating, Home Heating Systems

Ferroli Optimax he 31 s - water temp?

the digital tempreture on the boiler won't let me go above 65 fo water temp. Is this right?
Mend Heating, Home Heating Systems

on a optimax ferroli 31 he c what is a F21 fault, ?

on an ferroli optimax he 31 c, what is a F21 fault please
Mend Heating, Home Heating Systems

How to fix fault affecting Ferroli Optimax HE 31 gas boiler?

The F fault indicator signifying low pressure and failure on my Ferroli gas boiler Optimax HE 31C hasnow been ... [Read more]
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ferroli optimax he 31 c?

hello, silly question - how on earth do i fill my boiler to increase pressure? i have tried turning the blu... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax he 31 c?

I have no instruction booklet for the above. It is 6 months old. The central heating wont turn off (even with ... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax he 31 C?

What does code d2 on the display mean?
Mend Heating, Home Heating Systems

No display on Ferroli Optimax HE 31 C control panel why?

Please help. The control panel has some lines on it (power is on) but no symbols at all - no fault codes, no p... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax he 31 c d1 comes on display boiler not firing up correctly?

the boiler was fitted to existing system. central heating was working fine until bath tap turned on then water... [Read more]
Mend Heating, Home Heating Systems

Does anyone know how to pressurise a Ferroli Optimax HE 31 S?

My Optimax HE 31 S has lost all pressure. I believe it has an integral filling loop !? I certainly cannot se... [Read more]
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No hot water?

Our Ferroli optimax HE 31 C boiler is not giving us any hot water although the central heating system is worki... [Read more]
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ferroli optimax he 31 fan parts?

wy the boiler report fan problem after less than a week been intall?
Mend Heating, Home Heating Systems

Ferroli Optimax HE 31 C?

How do i get my heating to work? It fires up and the temperature starts to rise on the display, then the digit... [Read more]
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operating manual for Ferroli Optimax HE 31 C?

Where can I get a manual for this combi boiler? It has been installed in my home and the contractors didn't le... [Read more]
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Noisy Ferroli Combination Boiler?

PLEASE HELP! WE HAVE A VERY NOISY OPTIMAX 31 COMBINATION BOILER. IT MAKES A THUDDING SOUND WHEN IT REACHES TE... [Read more]
Pages 4321
Mend Heating, Home Heating Systems

Hi how to increase the water pressure on ferroli optimax 25C?
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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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Ferroli DOMIcompact F 30 D?
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i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
Mend Heating, Home Heating Systems

ferroli plus 31c has a code b2 any ideas?
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Parts for ferroli optimax he 31c ?
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Ferroli Optimax HE31c a26 problem?
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F40 fault?

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