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Mend Ferroli He 31c

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We have 81 questions about mending 'ferroli he 31c'

How to mend ... Ferroli He 31c

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Mend 31c fault help

Ferroli optimax HE pluss 31c?

Fault f47 flashing ? can anyone help
Mend flow flashing fault

How do you change a flow sensor on a ferroli Optimax HE plus 31C Boiler?

We have a Ferroli Optimax He Plus 31C boiler and it keep Flashing a F14 fault which according to the manual is... [Read more]
Mend ferroli 31c he

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 gauge reading bar

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 heating ferroli boiler

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 blocked water filter

blocked water filter?

Hi Ferroli fertech 31c,bioler. filling loop...no flow from combined cold water inlet/double check valve...a... [Read more]
Mend optimax 31c boiler

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 fire 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 water ferroli optimax

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 hot water fire

How can I fix my Ferroli Optimax HE 31C?

I have hot water but radiators won't fire up.
Mend panel hand side

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 ferroli he boiler

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 ferroli boiler running

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 fault working ferroli

got a t5 fault how do i get it working ?

how do i get rid off a t5 on a ferroli 31c
Mend boiler reset house

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 help ferroli optimax 31c

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 ferroli optimax 31c

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 ferroli optimax 31c

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 ferroli optimax 31c

how do i set my timer?

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