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Mend Central Heating Fault

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We have 299 questions about mending 'central heating fault'

How to mend ... Central Heating Fault

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Mend Heating, Home Heating Systems

Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]
Mend Heating, Home Heating Systems

Glow worm 24ci - Central Heating Temperature Selector?

No matter what setting the Central Heating Temperature Selector is set to, the boiler runs continuously at the... [Read more]
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

Potterton Prima 40 B fault?

hello, can anyone help? Our gas boiler has developed a fault( christmas eve) pilot light all okay but boiler w... [Read more]
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

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]
Mend Heating, Home Heating Systems

baxi combi 80e intermitent hot water failure and pessure droppping?

My baxi combi 80e has an intermittent fault with the demand hot water running cold and the system is also losi... [Read more]
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

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]
Mend Heating, Home Heating Systems

diverter valve coming on for no reason?

Our central heating system works fine in that the timer comes on when it should and we have both heating and w... [Read more]
Mend Heating, Home Heating Systems

Baxi 105 HE Boiler Fault with Condensate Drain?

The boiler is 16 months old and although central heating fine, the boiler will not heat the water and displays... [Read more]
Mend D.I.Y, Plumbing

ravenheat whitestar LS80T?

Hi I have a Ravenheat whitestar LS80T and I have no central heating but still have hot runing water, if i turn... [Read more]
Mend Heating, Home Heating Systems

Why do I have hot water but no central heating?

My wall hung Vaillant condensing boiler is providing hot water but not central heating and does not show a fau... [Read more]
Mend Heating, Home Heating Systems

How can I fix a flashing "l e" fault on my isar he35 boiler?

I worked on the radiator system over the summer and when the time came for central heating the boiler tripper ... [Read more]
Mend Heating, Home Heating Systems

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]
Mend Heating, Home Heating Systems

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]
Mend Heating, Home Heating Systems

actuator/stepper motor is not moving?

I have a heatline c24 condensing boiler diverter valve actuator/stepper motor is not moving. The central heat... [Read more]
Mend Heating, Home Heating Systems

Britont SE80 - Fault Codes?

Hi, I moved into my property 2 or 3 weeks ago and boiler has been working fine up until now. Around a week ag... [Read more]
Mend Heating, Home Heating Systems

What's wrong with my Worcester 350 combi boiler?

My Worcester combi sometimes shuts down just after it lights to heat the water for the central heating. It see... [Read more]
Mend Heating, Home Heating Systems

DIGISTAT RF1?

My digistat rf1 has a display of 17 with a candle to the side of it.I turn my central heating thermostat on an... [Read more]
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