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Mend Ferroli Optimax He

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We have 254 questions about mending 'ferroli optimax he'

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Mend optimax 31c currently

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]
Mend hot works heating

how can i fix my ferroli optimax 25c?

hot water works but heating does not
Mend ferroli optimax he boiler

F40 on ferroli optimax he 31 boiler?

I'm in a rented property with prepaid gas meter. My gas supply ran out and I found a error code A01 in my Ferr... [Read more]
Mend water ferroli optimax

Boiler Systems?

How do I improve a low water pressure fault on a Ferroli Optimax HE 31 C Combi Boiler System? The pressure... [Read more]
Mend ferroli optimax clock

Ferroli optimax boiler Radio thermostat clock?

How do you programme the clock it does not come with instuctions
Mend boiler low heating

Ferroli Optimax HE 31 C, how do I put water pressure up?

Boiler is 4 weeks old and the water pressure is too low and I now have no heating. Does anyone have any idea ... [Read more]
Mend ferroli optimax he 31c

Ferroli Optimax HE 31C?

The pressure in my boiler has dropped to below 1 and the heating has cut out. Have tried filling the system us... [Read more]
Mend boiler pressure check

boiler ferroli optimax he 25 s pressure drops ?

it keeps cutting out and when we check pressure it is below 1 re do to 1 1/2 but cant keep doing this
Mend serial number find

Ferroli Optimax HE 31 c boiler serial number?

Where can i find the serial number to my Ferroli Optimax HE 31C boiler? Thanks.
Mend ferroli boiler fault

how can i fix my ferroli optimax 25c gas boiler?

the fault reads f01
Mend water digital boiler

Ferroli Optimax he 31 s - water temp?

the digital tempreture on the boiler won't let me go above 65 fo water temp. Is this right?
Mend optimax ferroli 31

on a optimax ferroli 31 he c what is a F21 fault, ?

on an ferroli optimax he 31 c, what is a F21 fault please
Mend fault heat burner

Ferroli optimax anyone knows what fault D01means?

And D02. Heat picture is showing over radiator but the burner is not coming on and the boiler is very new.
Mend central ferroli boiler

How can I make the central heating start?

What does the code d2 mean on the ferroli optimax HE31C combi boiler? The hot water works well. We have put ... [Read more]
Mend ferroli gas pressure

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]
Mend time clock heating water

ferroli optimax he plus 31C time clock?

does anyone know how to set the time clock so that pre-programmed heating and water etc comes on when you have... [Read more]
Mend find optimax 31c

Does anyone know where I can find a user guide for a Ferroli clock? ?

Does anyone know where I can obtain a copy of the user manual for the Ferroli Optimax HE 31C digital clock as ... [Read more]
Mend Heating, Home Heating Systems

Any Solution?

Ferroli Optimax HE Plus 31C - fitter installed yesterday but getting the following code display - d2 followed ... [Read more]
Mend flashing fault heat

Problems with Ferroli optimax 25c?

Not long after service. Not flashing fault just two dashes. No heat no hot water. And gushing sound coming fro... [Read more]
Mend empty boiler hot

ferroli optimax 25c. empty boiler?

re.ferroli 25c. no hot water. no.heating. gauge shows zero. have to refill every morning. fault code f37. can... [Read more]
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