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Mac Allister 35cm electric lawn mower?

Hi, I have a Mac Allister35cm electric lawn mower, and the wheels on one side keep falling off. There doesn't... [Read more]
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Beko fridge/freezer not cold enough?

Beko fridge/freezer cfg1790dw serial number 7298846311 It is running but the temperature is not cold enough w... [Read more]
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Mend Ferroli Optimax He Boiler

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We have 101 questions about mending 'ferroli optimax he boiler'

How to mend ... Ferroli Optimax He Boiler

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2

Pressure too high on Optimax HE 31 C Ferroli Combi Boiler?

F40 keeps flashing when the boiler shuts down after 20 minutes of being on. This says incorrect system water ... [Read more]
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1

ferroli boiler code ( no cn )?

i had a ferroli optimax he plus 38c fitted at Christmas. all we've had is problems. they came out and fitted ... [Read more]
Mend ferroli optimax 31c
1

ferroli optimax he 31c boiler?

hi i'm trying to work the timed c/h how do i do this please.
Mend mean ferroli optimax he boiler
2

What does d2 mean on a ferroli optimax he 38c boiler?

What does d2 mean on a ferroli optimax he 38c boiler?
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3

High noise on Ferroli optimax HE 31c?

When the boiler runs in a low fire, it's make a high vibrating noise for 1 minute, then it's working ok, but w... [Read more]
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how do i restore heating from ferroli optimax he 31 c?

the boiler is on as i have hot water but the central heating will not come on. the code is not recognised in t... [Read more]
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1

Boiler not heating water correctly?

I have a Ferroli Optimax HE 31c Combi-Boiler, since it has been installed the boiler has not heated the water ... [Read more]
Mend ferroli optimax 31c
4

Ferroli Optimax HE 31C boiler manual?

Where can I obtain a Ferroli Optimax HE 31C manual as I desperately need one
Mend optimax c boiler
3

Name of part for Ferroli Optimax HE 31 C boiler?

Hi, I have the above boiler which requires a new part. In the user manual under section 2.7 'Condensate Outle... [Read more]
Mend ferroli optimax he 31c
1

Ferroli optimax HE 31c?

My question is same as geoff from august 09. boiler has stopped working , no error codes, will not reset and t... [Read more]
Mend boiler ferroli optimax

what does this code mean?

My boiler (ferroli optimax HE 31c) isnt working but has thid code that looks like NO CA,anyone any ideas? the ... [Read more]
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home heating?

could you please tell me how to set the time for the heating to come on and go off at different times of the d... [Read more]
Mend ferroli optimax he boiler
9

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
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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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]
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]
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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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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 ferroli gas pressure
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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Ferroli DOMIcompact F 30 D?
Mend ferroli optimax he

Parts for ferroli optimax he 31c ?
Mend code ideas fault

ferroli plus 31c has a code b2 any ideas?
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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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Replace a diverter valve?
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F40 fault?
Mend water pressure ferroli

Hi how to increase the water pressure on ferroli optimax 25C?
Mend repair code help

How can i repair a noCN fault on my boiler?
Mend ferroli optimax system

Ferroli Optimax HE31c a26 problem?

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