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We have 604 questions about mending 'boiler working central'

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Mend Heating, Home Heating Systems

Ravenheat CSI85T condenser boiler?

Sounds like my boiler is not the only one with a fault. Everthing working in hot water mode but when the centr... [Read more]
Mend Heating, Home Heating Systems

ideal mini c28 ?

central heating working fine . but dhw is not . boiler fires up but water coming out of any tap in the house i... [Read more]
Mend Heating, Home Heating Systems

Glow Worm 30ci - got hot water but no C.heating?

Firstly just like to say thanks to all that help on here. I am fairly competent with this kind of stuff, and ... [Read more]
Mend Heating, Home Heating Systems

why does the DHW work and not the Central Heating Worcester 24i rsf combi ?

the pressure is fine the boiler fires up when you run the hot water but the CH is not working. Have put it on ... [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]
Mend Heating, Home Heating Systems

central heating/hot water not working?

how can i fix it my combi boiler is vokera excell 80sp i think pressure switch not working?
Mend Heating, Home Heating Systems

Has the Fan Assembly truly failed?

Hello all I have a Glow Worm Ultimate 120FF boiler that serves the central heating in my home. The system ... [Read more]
Mend Heating, Home Heating Systems

Excessive Flue Noise - Worcester 28i?

I have just noticed today that the boiler flue is making a excessive whiring noise when the central heating is... [Read more]
Mend Heating, Home Heating Systems

vaillant boiler VCW GB 242EH?

Central heating OK. D.H.W Intermittant working,ie,switch shower on and anything from 15/30 minutes will go to... [Read more]
Mend Heating, Home Heating Systems

What are the symptoms of a faulty boiler stat ?

My boiler seems to be running for very short periods and the central heating hot water is not getting to the f... [Read more]
Mend Heating, Home Heating Systems

Boiler switches off water heating when the central heating is due to come o?

When the heating is timed to come on the light flashes but no heat appears and at the same time the water ceas... [Read more]
Mend Heating, Home Heating Systems

Baxi Main no domestic hot water?

Central heating working okay but the water through the hot tap is cold and the boiler does not ignite.
Mend Heating, Home Heating Systems

no hot water?

Central heating working okay but water through the hot tap is cold and boiler does not ignite.
Mend Heating, Home Heating Systems

Worcester heatslave 20/25 fault with fan?

Hi, my boiler fan is running all the time, even when hot water / central heating is off. Everything else seem... [Read more]
Mend Heating, Home Heating Systems

glow worm ultimate boiler isnt heating my water up?

my central heating is working but my water isnt getting hot
Mend Heating, Oil Filled Radiators

How can I get my oil based Camray 3 oilfired central heating boiler working?

It is stuck on lockout.I cannot find the manual left by previous house owner. Would it mean that we have run o... [Read more]
Mend Heating, Home Heating Systems

Hot water in header tank?

I have gas central heating.I noticed this week that hot water is entering the small header tank in the loft th... [Read more]
Mend Heating, Home Heating Systems

Boiler pressure keeps increasing?

Hello, I have a Worcester Heatslave 15/19. When the central heating is switched on, the pressure rises.. I ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my combi boiler?

my boiler is working fine apart from it keeps running till it has exceeded the set temperature.it then kicks i... [Read more]
Mend Heating, Home Heating Systems

Ferroli modena 102 not firing up properly?

My boiler has been temperamental for some time, so my water goes from hot to cold & back, now the central heat... [Read more]

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