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How do i stop the time from flashing on the Siemens RDJ100RF?

How do i stop the time from flashing on the Siemens RDJ100RF unit

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Flamerite Isis Fire?

i need a new mother board for my flamerite isis fire do you know where i can purchase one

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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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Mend Ferroli Optimax He 31 C

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We have 55 questions about mending 'ferroli optimax he 31 c' in category Heating, Home Heating Systems

How to mend Ferroli Optimax He 31 C

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Mend boiler heating ferroli

ferroli optimax he plus 31 c?

Mend ferroli heating error code

ferroli optimax HE 31 C code d2? whats it mean??

ferroli optimax HE 31 C code d2? whats it mean?? gets that hot only got it set at 19 see it upto24, turn it o... [Read more]

Mend boiler heating repair

please tell me how to fix my fault with boiler?

i have a ferroli optimax he plus 31 c boiler and its not working and its bringing up a A1 fault on display. C... [Read more]

Mend boiler pressure ferroli

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 optimax he plus 31 c boiler

Ferroli Optimax HE Plus 31 C Boiler noise?

It is making a humming noise that makes you feel like you have tinitus. It only makes the noise when the radi... [Read more]

Mend boiler heating pressure

how do i put air pressure into my ferroli bolier model optimax he 31 c ?

i need to know how to put air pressure into my ferroli bolier model optimax he 31 c. i need to know which valv... [Read more]

Mend optimax boiler pressure

overflow continually dripping on Ferroli Optimax HE 31 C?

we keep having to top up the boiler as its losing pressure and the fault '37' comes up but the overflow is con... [Read more]

Mend boiler heating pressure

central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler

Mend boiler central heating condensing boiler

central heating problem?

how do you alter the water pressure on a ferroli optimax he plus 31 c condensing combination boiler

Mend boiler heating fault code

optimax he 31 c ferroli boiler?

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

Mend boiler ignition safety

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 thermostat

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

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 optimax water pressure f37

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 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 boiler repair fault

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 Ferroli Heating Optimax

Heating,Home Heating systems?

Where can the timer instructions be downloaded for a Ferroli optimax HE 31 C many thanx

Mend central heating timer ferroli

Heating,home Heating systems?

how do i set the timer c/h on a ferroli optimax he 31 c

Mend boiler heating error

ferroli optimax he plus 31 c?

my boiler is flashing o 01 please 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 boiler heating radiators

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

Mend boiler heating pressure

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

Mend boiler heating ferroli

F40 fault?

Mend boiler ferroli parts

Parts for ferroli optimax he 31c ?

Mend boiler repair heating

How can i repair a noCN fault on my boiler?

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Replace a diverter valve?

Mend boiler heating leak

Ferroli DOMIcompact F 30 D?

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