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Mend Ferroli He 31c

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We have 84 questions about mending 'ferroli he 31c'

How to mend Ferroli He 31c

Pages 54321
Mend ferroli optimax he 31c

Ferroli optimax HE 31C?

my fuse box tripped and it turned off my boiler and now the boiler is showing high on the gauge and flashing F... [Read more]
Mend boiler pressure heating
1

How do i get the water pressure up please?

I have a Ferroli optimax he 31c boiler and need to get the water pressure up, how do i do it please?
Mend fan running boiler not

Fan is running constantly when boiler is not in use?

Ferroli Optimax HE 31C boiler. No fault code showing
Mend optimax ferroli flashing
1

how can i fix my optimax HE 31c?

Got ferroli boiler optimax he 31c no heating or hot water but got a flashing F on front panel ! Any ideas ?
Mend water boiler yesterday

How to stop a water leak on Ferroli optimax?

I have a ferroli optimax HE plus 31c boiler. It was serviced yesterday and today it has developed a leak from ... [Read more]
Mend ferroli optimax 31c

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]
Mend Ferroli Heating System
1

how do i get pressure up in ferroli optimac he plus 31c?

it keeps dropping to 0.5 I'm freezing..please help
Mend Heating, Home Heating Systems
1

how can i fix?

i have a leak on the plastic cup threads on the ferroli optimax he 31c condensate/cup can i get these anywhere... [Read more]
Mend boiler home heating ferroli

Optimax he 31 c LCD screen has stopped working?

Ferroli optimax he 31c LCD screen has stopped working, although I can hear the boiler making a noise every 5 s... [Read more]
Mend heating power home

how do i reprogram the pcb ?

optimax he plus 31c ferroli f40 fault after power cut
Mend boiler fault code diverter valve

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]
Mend hot central ideas boiler
1

Can't get hot water but central heating is working fine, any ideas??

Ferroli Boiler Optimax HE 31C. Bar pressure and temperature is fine
Mend ferroli 31c optimax

circuit board dead Ferroli optmax he plus 31c?

looked at my boiler Ferroli Optimax Plus HE C31 only to see the clock showing nocall and nothing on the main... [Read more]
Mend boiler fire up

how do I get my boiler to fire up?

Hi my Ferroli optimax he plus 31c won't start up and has not got hot water after I bled one of my radiators I... [Read more]
Mend optimax boiler ferroli

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]
Mend ferroli optimax he 31c

ferroli optimax HE 31C?

code d2 heating want come on
Mend boiler pcb fault code
3

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]
Mend boiler heating system pressure ferroli
1

how to fill my system?

how do you fill the system on a ferroli optimax he plus 31 c boiler.F 37 is flashing and it tells to fill up s... [Read more]
Mend boiler error code hot water
1

FERROLI OPTIMAX HE 31C flow sensor and water coming out the bottom!?

Hi All, New to the forum but really hoping someone can advise, We have a 5 year old OPTIMAX HE 31C boile... [Read more]
Mend ferroli optimax he heating
2

Ferroli optimax HE pluss 31c?

Fault f47 flashing ? can anyone help
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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 water pressure ferroli

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

Ferroli DOMIcompact F 30 D?
Mend boiler showing ferroli

F40 fault?
Mend boiler heating repair

How can i repair a noCN fault on my boiler?
Mend combi radiators heating

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

Parts for ferroli optimax he 31c ?
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Replace a diverter valve?

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