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Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
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Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
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Mend Ferroli Optimax He

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We have 156 questions about mending 'ferroli optimax he' in category Heating, Home Heating Systems

How to mend Ferroli Optimax He

Pages 76543
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 boiler heating ferroli

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 optimax he 31 c ferroli boiler

optimax he 31 c ferroli boiler?

a 40 fault code comes on my optimax he 31 c ferroli boiler
Mend boiler fire fault
2

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 he keeps a1

How can I fix my ferroli optimax he 38c boiler, it keeps saying A1?

My boiler keeps saying A1 and my heating and hot water is now off?
Mend Ferroli Optimax Heating
1

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
1

How can I fix my Ferroli Optimax HE 31C?

I have hot water but radiators won't fire up.
Mend Heating, Home Heating Systems
1

What is complaints address for Ferroli?

I have had a Ferroli optimax HE 31 C for one year amd I want to write a letter of complaint but there are not ... [Read more]
Mend boiler heating pressure

Ferroli Optimax he 38C?

This morning I had F37 so I topped up the pressure, later I had F40 so I bled the radiator and reset. Now I h... [Read more]
Mend panel hand side
1

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 boiler heating ferroli
1

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
1

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 ferroli 31 boiler

instructions on how to fit a thermostat?

how to fit a horstmann wireless thermostat to a ferroli optimax he plus 31 c boiler
Mend heating boiler ferroli
1

how can i setup my ferroli boiler?

my son who is in hospital has a ferroli HE 31 C Optimax boiler at his home, when I tried to run the heating I... [Read more]
Mend boiler heating weeks
1

ferroli optimax 38c boiler?

I have a ferrroli optimax 38c central heating boiler just a few weeks old.In fitting new washers to my taps i ... [Read more]
Mend help ferroli optimax 31c
1

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 optimax water pressure f37
3

Incorrect system water pressure?

We have just had a new Ferroli optimax he plus 31 c fitted. the error code F37 has come up which I believe mea... [Read more]
Mend ferroli water boiler

Ferroli optimax he 38 c filling kit connections?

I topped up the water on my boiler, but think I have moved one or more of the other 3 "taps" that make up the ... [Read more]
Mend heating humming noise

what is the problem?

i have a ferolli optimax he plus 35 s. When the heating is on there is a loud humming noise in the pipes a rea... [Read more]
Mend ferroli optimax he
1

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.
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Mend water pressure ferroli

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

Parts for ferroli optimax he 31c ?
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Ferroli DOMIcompact F 30 D?
Mend combi radiators heating

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
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Replace a diverter valve?
Mend boiler heating pressure

Ferroli Optimax HE31c a26 problem?
Mend boiler heating repair

How can i repair a noCN fault on my boiler?
Mend boiler showing ferroli

F40 fault?
Mend Heating, Home Heating Systems

Ferolli Optimax HE 31C expansion vessel change?

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