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Mend Ferroli Optimax He 31 C

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We have 55 questions about mending 'ferroli optimax he 31 c' in category Heating, Home Heating Systems

How to mend Ferroli Optimax He 31 C

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Mend boiler gas heating

Wot is wrong with my Ferroli Optimax HE 31 C gas boiler?

My gas boiler is flashing F37, which is low system pressure. The manual says that I should fill the system to ... [Read more]

Mend boiler heating radiators

how do i get my ferroli optimax he 31 c boiler?

i have pressed the reset button on my boiler and now my radiators work but i have no hot water, can anyone hel... [Read more]

Mend boiler wont work

boiler wont work ?

my boiler wont work its a ferroli optimax he plus 31 c it just flashes f 40 on the screen what is this? nothin... [Read more]

Mend boiler combi ferroli

Pressure too high on Optimax HE 31 C Ferroli Combi Boiler?

F40 keeps flashing when the boiler shuts down after 20 minutes of being on. This says incorrect system water ... [Read more]

Mend boiler heating pressure

how do i top up my Ferroli optimax he plus 31 c? ?

How do I top up my Ferroli Optimax HE Plus 31 C as the pressure has dropped and what position should the blue ... [Read more]

Mend ferroli heating optimax

Ferroli Optimax HE 31 C Optional Timer?

Where can I get instructions for the optional timer for the HE 31 C? It is not mentioned at all in the manual... [Read more]

Mend boiler central heating reset

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 boiler heating ferroli

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]

Mend Ferroli Combi Fault

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]

Mend boiler heating pressure

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]

Mend boiler heating ferroli

Ferroli Optimax HE 31 c boiler serial number?

Where can i find the serial number to my Ferroli Optimax HE 31C boiler? Thanks.

Mend ferroli heating fault

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 boiler heating pressure

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 boiler central heating fault

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 boiler heating ferroli

ferroli optimax he 31 C?

What does code d2 on the display mean?

Mend boiler ferroli low water pressure

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 boiler heating ferroli

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 central heating boiler ferroli

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]

Mend boiler heating ferroli

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]

Mend boiler combi heating

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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Mend boiler heating pressure

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

Mend boiler heating leak

Ferroli DOMIcompact F 30 D?

Mend Heating, Home Heating Systems

Ferolli Optimax HE 31C expansion vessel change?

Mend combi radiators heating

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 replace diverter valve

Replace a diverter valve?

Mend boiler heating ferroli

F40 fault?

Mend boiler heating pressure

Ferroli Optimax HE31c a26 problem?

Mend boiler heating repair

How can i repair a noCN fault on my boiler?

Mend Ferroli Optimax HE 31 C Home Heating Systems

Heating, Home Heating Systems

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