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Vaillant timeswitch 150 analogue unit (clock stopped?

vaillant timeswitch 150 analogue unit. the clock has stopped working.
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Worcester boiler dripping water?

Worcester boiler dripping water, can I just tight the screw? The icon next to the valve looks like radiators... [Read more]
Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]
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Mend Ferroli

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We have 1181 questions about mending 'ferroli' in category Heating, Home Heating Systems

How to mend ... Ferroli

Mend Heating, Home Heating Systems

Ferroli condense boiler F30B?

Losing pressure appears to be by condensate discharge pipe, no obvious leaks on system.
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ferroli he31c?

how to fix fault f35 on ferroli optimax he31c
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low pressure Ferroli HE 38 C ?

The pressure bar is below 1, how to adjust the pressure to 1-1.5 mark?
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ferroli optimax 25c?

does anybody have codes or how to recode ferroli optimax25c combi boiler
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how do i disconnect ferroli radio thermostat?

Ferroli radio thermostat mechanical clock has failed, how do i disconnect the radio thermostat from the boile... [Read more]
Mend Heating, Home Heating Systems

combi boiler ferroli f30?

when taps are turned on hot water will run but when the central heating is put on the boiler knocks off
Mend Heating, Home Heating Systems

a1 code on ferroli boiler?

how to override the a1 code on boiller?
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boiler is stuck on 38c ?

i have a {ferroli demicondens f 24 }combi l.p.g gas boiler only installed for 2 weeks.the problem is the hot w... [Read more]
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how can i fix frozen pipes?

my ferroli boiler keeps flashing f01 it is an optimax 25 OV and there is water in the boiler are the pipes fro... [Read more]
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how can I fix my ferroli domino lpg combi?

boiler not firing up and green light flashes, trys to fire again and again. Then fires high flame then seems ... [Read more]
Mend Heating, Home Heating Systems

Ferroli Combi boiler hot water issues?

Hi Has anyone had an issue with the Ferroli combi boiler in relation to intermitten hot water. Ours will ru... [Read more]
Mend Heating, Home Heating Systems

help with a code ?

my ferroli optimax he 31c is coming up with a fault code reading 'A6' but when i look in the guide its not sho... [Read more]
Mend Heating, Home Heating Systems

how can i reduce the water pressure in my Ferroli F24 boiler?,i topped it u?

how can i reduce the water pressure in my Ferroli F24 boiler?i topped it up too much !!!
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pressure increase?

does anyone know how to increase the boiler pressure on a ferroli f24 (internal filling loop)
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Ferroli Optimax 31c?

I have spilt water on the room thermostat, and the heating is off. Is there any way I can set it on the boiler... [Read more]
Mend Heating, Home Heating Systems

Ferroli modena 80e?

starts up for 10 minutes or so then cuts out pump still working will start up again later but same thing happe... [Read more]
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Ferroli heater faults,breaking down on a regular basis?

With various codes ranging from F1 to F23,sometimes it sorts itself,sometimes british gas have to come out but... [Read more]
Mend Heating, Home Heating Systems

ferroli 80 e modena?

Hi boiler working ok for H/W but blowing internal pcb fuse (2a) at various times when CH on?
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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]
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no domestic hot water?

Same as John we only get warm water for a short time but central heating is fine. My boiler is a Ferroli Sun S... [Read more]
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Ferroli Optimax HE31c a26 problem?
Mend Heating, Home Heating Systems

ferroli plus 31c has a code b2 any ideas?
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How can i repair a noCN fault on my boiler?
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Ferroli DOMIcompact F 30 D?
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Parts for ferroli optimax he 31c ?
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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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F40 fault?
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Replace a diverter valve?
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Hi how to increase the water pressure on ferroli optimax 25C?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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