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How do i deactivate siren on lp1-4000?

how do i deactivate siren on lp1-4000
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Mend Ferroli Combi Fault
2

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]
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1

Ferroli optimax boiler Radio thermostat clock?

How do you programme the clock it does not come with instuctions
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18

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]
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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]
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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
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2

Ferroli Optimax HE 31 c boiler serial number?

Where can i find the serial number to my Ferroli Optimax HE 31C boiler? Thanks.
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how can i fix my ferroli optimax 25c gas boiler?

the fault reads f01
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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?
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1

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.
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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]
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2

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]
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3

Any Solution?

Ferroli Optimax HE Plus 31C - fitter installed yesterday but getting the following code display - d2 followed ... [Read more]
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2

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]
Mend boiler ferroli f5 error

how can i fix?

ferroli optimax 25s, boiler keeps cutting out, the code f5 is flashing up on the boiler display
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2

Leaking boiler?

I have a 3 year old Ferroli Optimax boiler that leaks not from the pipes but from inside the boiler itself and... [Read more]
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2

Ferroli Optimax HE 38C No CH and HW switching on/off?

The boiler will sit waiting for HW demand, will supply HW mostly but sometimes display just goes off (so does ... [Read more]
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ferroli optimax he 31 c?

hello, silly question - how on earth do i fill my boiler to increase pressure? i have tried turning the blu... [Read more]
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1

ferroli boiler comes on when cold tap is turned?

is it normal for the boiler to come on but only for a few seconds when the cold tap is turned on . on a ferrol... [Read more]
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1

FERROLI OPTIMAX HE 31C LPG?

I HAVE INSTALLED A NEW OPTIMAX HE 31C, THE BOILER WILL NOT FIRE ON START UP, AFTER TALKING TO FERROLI IT WAS ... [Read more]
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1

whats the fault d2 on a ferroli boiler?

whats the fault for d2 on a ferroli optimax He 31c boiler we have no hot water but rads work
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Hi how to increase the water pressure on ferroli optimax 25C?
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Ferolli Optimax HE 31C expansion vessel change?
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Parts for ferroli optimax he 31c ?
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Ferroli Optimax HE31c a26 problem?
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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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i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
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