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Mend Ferroli Optimax 25c Boiler

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We have 18 questions about mending 'ferroli optimax 25c boiler'

How to mend Ferroli Optimax 25c Boiler

Mend pressure boiler sitting
1

how do I change the bar pressure on my boiler? It's a ferolli Optimax 25C?

the bar pressure is sitting between 0 and 1. how do I adjust this?
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3

how can i fix my boiler ferroli optimax 25c?

will not start, i,ve changed pcb , pump, diverter switch, i think the new pcb may need re-programming but i ... [Read more]
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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]
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ferroli optimax 25c?

does anybody have codes or how to recode ferroli optimax25c combi boiler
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 heating fault
1

ferroli optimax 25c?

no hot water turn on tap 3 way valve gos to heating and pump stops boiler gos off 03 fault .put 3 way valve to... [Read more]
Mend optimax boiler help
1

Ferroli Optimax 25C Boiler temperature help?

I have a Ferroli Optimax 25C Boiler. When it gets up to temperature, it automatically turns off but will ... [Read more]
Mend ferroli pressure dropped
1

where would i find i filling loop on an optimax 25c ferroli boiler ?

my boilers pressure has dropped below 1 which has caused my boiler to stop, the manual says to relesae the fil... [Read more]
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how can i fix my ferroli optimax 25c gas boiler?

the fault reads f01
Mend empty boiler hot
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 optimax boiler hot water error
1

ferrolli optimax 25c?

ferroli optimax 25c i have no hot water and no ch code f3, now is it, the diverting valve ?how can i check it ... [Read more]
Mend boiler fires seconds
9

FERROLI OPTIMAX 25C OVERHEATING?

When I turn on the hot tap the boiler fires up then a few seconds later it overheats and I get F3 fault code, ... [Read more]
Mend Ferroli Fault Code Central Heating
4

Ferroli optimax 25c boiler not working !?

The boiler (ferroili optimax 25c) in the house which i'm renting has stopped working christmas day i've no hot... [Read more]
Mend ferroli optimax boiler
1

ferroli optimax 25c boiler?

what does the letter d mean on the display
Mend ferroli hot water
1

My Ferroli Optimax 25c boilier is not producing hot water?

I have a Ferroli Optimax 25c boiler which stopped producing hot water. The presuuer is correct, the display i... [Read more]
Mend boiler fault code heating
2

how can i fix this problem? ferroli Optimax 25c boiler?

My heating and hot water do not come on. i have a ferroli optimax 25 c boiler. the display fault is as f 01. ... [Read more]
Mend ferroli optimax 25c boiler
2

how can i fix my ferroli optimax 25c boiler?

the hot water works fine but the heating will not work if i press the mode button 3 times it comes on for 15 m... [Read more]
Mend optimax boiler code heating
4

What is F03?

Have gas boiler manufactured by ferroli . Type optimax 25C. looking for fault finder list as F03 showing. I ... [Read more]

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Ferroli Optimax HE31c a26 problem?
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Ferolli Optimax HE 31C expansion vessel change?
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 ?
Mend boiler heating repair

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

F40 fault?

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