How to mend ... 31c Fault Help

ferroli plus 31c has a code b2 any ideas?

code fault b2 on my ferroli optimax plus 31c

fertec 31c?

hi anyone know the location of the external sensor/probe fault code f39 hot water but no heating

Fan is running constantly when boiler is not in use?

Ferroli Optimax HE 31C boiler. No fault code showing

How to repair leaks/remove pump on Ferroli Optimax HE 31C Super plus?

I had a fault code with my Ferroli Optimax HE 31C Super Plus showing it was a return sensor fault. I found tha... [Read more]

how do i reprogram the pcb ?

optimax he plus 31c ferroli f40 fault after power cut

Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]

How can I find the fault on my optimax HE31C boiler?

We have an HE 31C Ferroli optimax boiler which started making some funny noises during the night and now has a... [Read more]

Ferroli HE 31c optimax code F37?

I have just put a new PCB in and have reset the boiler my pressure gauge is 1.5b but i still have the fault an... [Read more]

Ferroli optimax HE pluss 31c?

Fault f47 flashing ? can anyone help

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]

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]

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

got a t5 fault how do i get it working ?

how do i get rid off a t5 on a ferroli 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]

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]

My Ferroli Optimax HE 31c wont start?

The fault diagnostics says "no cn", do you know what this means as there is nothing in the manual.

ferroli otimax he plus 31c?

my boiler keeps cutting out and showing a41 fault

How can I reduce the water pressure on my Ferroli Optimax HE 31C?

I Currently I have an F40 fault which is too high water pressure (just under 3 bar)....how can i reduce the wa... [Read more]

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]

whats the fault d2 on a ferroli boiler?

whats the fault for d2 on a ferroli optimax He 31c boiler we have no hot water but rads work