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Mend Optima Home Heating Systems

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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]
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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 Optima Boiler Water

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We have 45 questions about mending 'optima boiler water' in category Heating, Home Heating Systems which have been answered

How to mend ... Optima Boiler Water

Pages 321
Mend Heating, Home Heating Systems

Ferroli Optima 701 boiler will not fill with water?

The pressure on my boiler dropped suddenly to zero. Opened the tap and refilled to 1.1 and then shut of the in... [Read more]
Mend Heating, Home Heating Systems

how can i fix my fan?

my fan has seized on my Optima Ferroli boiler, i have no hot water or central heating... is there a way i coul... [Read more]
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fault diagnosis?

my ferroli optima boiler has stopped working hot water is fine but sometimes heating will not fire upone night... [Read more]
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how can i fix boiler?

We have a ferolia optima combi boiler. We are now having trouble with the hot water, it gradually goes colder... [Read more]
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Big bang on ignition?

Hiya, I have got Ferrolie Optima condensing boiler installed less than 2 years ago, now it is making banging n... [Read more]
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delay in hot water?

I have a Ferroli Optima 701 combi boiler. When I run the hot tap there is a delay of up to 2 mins before the ... [Read more]
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What is wrong with my boiler?

Hi, I have a Ferroli Optima boiler (not sure of the exact model) controlling my heating and hot water. For th... [Read more]
Mend Heating, Home Heating Systems

FERROLI OPTIMA BOILER?

I have a ferroli optima 901 boiler which i am experiencing problems with. I have recently changed a radiator a... [Read more]
Mend Heating, Home Heating Systems

fault on ferroli optima 701?

ferroli boiler. i cant get fan to run at full speed when calling for heat or hot water. and the only way to ge... [Read more]
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Where is the isolation valve?

I have a ferroli optima 700. I recently had a leak which stopped my boiler from working completely (no hot wa... [Read more]
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hot water problem?

when i turn on my hot water tap or shower the water is cloudy. the boiler i have is a optima ferroli combi any... [Read more]
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ferroli optima boiler?

loses pressure water dripping from pipe boiler to outside
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ferroli optima?

My shower is connected to the boiler direct but the water temperture fluxuates very hot to very cold. Note thi... [Read more]
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Ferroli 701 losing pressure and leaking?

Hi, I wonder if there is a simple solution to the following problem: The Ferroli Optima 701 loses pressure ... [Read more]
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Pilot light will not ignite?

Can anyone advise me please? itis a Ferolli Optima 901 combi boiler i have tried numerous times to light the d... [Read more]
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No heating or hot water?

My optima 700 ferroli boiler serial no 000428 is not working. for a while when the heating wasn't on we were ... [Read more]
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Can I Fix?

I have a ferroli optima 700 combi boiler. I get hot water while the heating is on, but only get intermittant h... [Read more]
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ferroli modena 80 e blowing fuses and no power to fan?

Hello Garry, This is just a friendly email as I have looked at your replies at this url http://www.howtomen... [Read more]
Mend Heating, Home Heating Systems

ferroli optima 700 water pressure problems?

hi the water pressure on the boiler is reading below 1 bar when its topped up to above that and the heatings o... [Read more]
Mend Heating, Home Heating Systems

Ferroli optima 701 (combi boiler)?

The water pressure in the boiler creeps up to 3 bar, I have previously reduced the pressure in the system by d... [Read more]
Pages 321
Mend Heating, Home Heating Systems

how do i depressurise a ferrolli optima boiler?
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optima 701 pressure rises when heatings on drops when off?
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how can i fix my ferolli optima 701?
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OPTIMA 701 Ferrori heating problem?
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how can i fix boiler?
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high pressure when heatings on?
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Trianco Optima Boiler Programmer Fault (QA73)?
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Big bang on ignition?
Mend Heating, Home Heating Systems

Optima failing to fire up?

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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