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Defy dtl151?

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Mend Ferroli Boiler Optimax

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We have 193 questions about mending 'ferroli boiler optimax'

How to mend Ferroli Boiler Optimax

Pages 87654
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 combi boiler error code heating

ferroli optimax 25c combi boiler?

does anyone know what breakdown code LU means it flashes for a while then two dots flash constantly and you ca... [Read more]
Mend boiler heating reset
1

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 boiler central heating gas engineer
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 boiler combi ferroli

ferroli optimax 25c?

does anybody have codes or how to recode ferroli optimax25c combi boiler
Mend boiler heating repair

how can i fix frozen pipes?

my ferroli boiler keeps flashing f01 it is an optimax 25 OV and there is water in the boiler are the pipes fro... [Read more]
Mend Heating, Home Heating Systems
4

ferolli optimax 25c fault code f26?

Fault code F26 showing, the outlet pipe was frozen and unblocked it but now the boiler will not relight. It s... [Read more]
Mend boiler thermostat heating

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 boiler heating system
2

ferroli optimax 31?

boiler shows A1 manual says purge air from system by opening gas cock, which i cant find. shows where it is i... [Read more]
Mend boiler heating ferroli

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 boiler central heating ferroli

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 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.
Mend Ferroli Combi Fault
6

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]
Mend Ferroli Fault Code Water Pressure

how do i fix my broken boiler?

I have a Ferroli optimax 25 c boiler, it has stopped working and showing fault code F37. The manual say thi... [Read more]
Mend boiler heating troubleshooting

why does has the pressure on my boiler gone up?

why does has the pressure on my boiler gone up ferroli optimax he 31 c
Mend Ferroli Diverter Valve Hot Water

i have a faulty boiler can you help?

ferroli optimax 31he. hot water ok but heating comes on and only stays on for only 8 mins. have renewed divert... [Read more]
Mend optimax boiler starts

How can i get rid of the squeeling sound from ferroli optimax he31?

whenever the boiler starts or the heating is on, the boiler makes a squeeling sound. only get rid of it by swi... [Read more]
Mend boiler repair fault
1

How Do I fix?

Ferroli bioler optimax he plus 31 c Fault light flashing F35 Boiler working fine how do i get rid
Mend programme come man

How do you programme the boiler to come on twice a day - nothing in the man?

How can I programme the Ferroli Optimax He Plus 31 c to come on automatically at a given set time twice daily... [Read more]
Mend boiler heating error

ferroli optimax he plus 31 c?

my boiler is flashing o 01 please help
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Mend boiler heating pressure

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

Ferroli Optimax HE31c a26 problem?
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Ferolli Optimax HE 31C expansion vessel change?
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i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
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Ferroli DOMIcompact F 30 D?
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How can i repair a noCN fault on my boiler?
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F40 fault?
Mend boiler ferroli parts

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

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