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We have 668 questions about mending 'boiler not firing'

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Mend Heating, Home Heating Systems

boiler wont fire up?

ariston a23mffi inconsistant firing up some times trips out main fuse boad. could it be circuit board take... [Read more]
Mend Heating, Home Heating Systems

My Worcester Greenstar HE Combi boiler blows itself out. What is the fault?

My Worcester Bosch Greenstar HE combi boiler (Model: ZWB 7-27 HE combi) has developed a problem where 30 secon... [Read more]
Mend Heating, Home Heating Systems

my boiler will not start as it had run out of oil?

i run out of oil and have just had some delivered today however my boiler is not working how do i manually get... [Read more]
Mend Heating, Home Heating Systems

My Potterton Prima F60 boiler keeps firing?

My potterton prima F60 boiler keeps firing when programming unit indicates both hot water and central heating ... [Read more]
Mend Heating, Home Heating Systems

Boiler not working!!?

My boiler isn't firing up when i turn my hot water tap on or my heating, but the pilot light is on and doesn't... [Read more]
Mend Heating, Home Heating Systems

Worcester 25Si ...Hot water not firing up at low pressure?

I've got a Worcester 25si around 7 years old combi, recently it decided to have a problem with the hot water. ... [Read more]
Mend Heating, Home Heating Systems

how can i fix vokera excell 80sp?

vokera firing on central heating but nothing on hot water could it be diaphram? how old is boiler and can part... [Read more]
Mend Heating, Home Heating Systems

Combi boiler heating switched off but rads warm?

Just had a new combi boiler fitted .........when the heating is switched off the radiators are warm !!!!! The... [Read more]
Mend Heating, Home Heating Systems

service riello 40 boiler?

HI, My riello 40 boiler is firing up but not starting. I have already bleed it and still cant get it to work... [Read more]
Mend Heating, Oil Filled Radiators

Have Camray Quartet 60-80?

Had above boiler approx 10 years, has been running well, till last year. It was stuck on lock out and would n... [Read more]
Mend Heating, Home Heating Systems

Using filling link on worcester 24i junior?

I need to re-pressurize my worcester 24i junior. The boiler came with the flat and I have no instructions for ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my combi boiler Ariston 28HE?

How can I stop my brand new boiler firing up every few minutes even when hot water is not requested. When i tu... [Read more]
Mend Heating, Home Heating Systems

Glowworm ultimate faulty boiler?

Hi, I have a "Glowworm Ultimate" boiler and I have just noticed a fault with it after the house started to get... [Read more]
Mend Heating, Home Heating Systems

Boiler not firing up in central heating but ok in hot water?

I tried to install a room thermostat, whne i turned it on it blew the fuse, i changed the fuse but the central... [Read more]
Mend Heating, Home Heating Systems

got hot water, boiler fires, but no heating?, pump seems to be fine also?

my boiler is firing and i have hot water recently had a new central heating pump installed which also seems to... [Read more]
Mend Heating, Home Heating Systems

how can i fix my ferroli modena 80 boiler?

boiler works fine on heating side but my hot water goes cold and hot with boiler firing up and turning off th... [Read more]
Mend Heating, Home Heating Systems

apollo myson not firing up, pilot light still on?

Hi there, Can anyone give me any tips to go on with my apollo myson boiler which stopped working last night. T... [Read more]
Mend Heating, Home Heating Systems

BAXI 105e?

Hi, I have central heating which works fine but the hot water is not firing up the boiler. If i have heatin... [Read more]
Mend Heating, Home Heating Systems

Ignition Problem?

My 21 year old Potterton Netaheat 10/16 will only ignite at the begining of each time setting when it has a fe... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Potterton Puma 80?

First of all we had two radiators that were not working, we bleed these two and they still did not work. We th... [Read more]
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