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We have 612 questions about mending 'water not hot boiler fires up'

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Mend Heating, Home Heating Systems

what is the fault on a vokera linea ?

when running hot water or heating the boiler fires then shuts down continualy any help would be gratefuly appr... [Read more]
Mend Heating, Home Heating Systems

faulty combi boiler?

I have a ferroli f30 combi boiler with a fault on the hot water. Boiler fires water runs hot then burner cuts ... [Read more]
Mend Heating, Home Heating Systems

Avanta plus 24?

when i turn on my heating the boiler goes through its cycle, then the boiler fires up then after 6 seconds loc... [Read more]
Mend Heating, Home Heating Systems

How can I fix my hot water problem on Potterton Flowsure plus?

I cannot get continuous hot water at the taps. The boiler fires up ok and I can get heating but I cannot get h... [Read more]
Mend Heating, Home Heating Systems

eco 80 boiler. rads warm, hw intermittent?

worchester eco 80 central heating on full water on full both luke warm ..boiler fires up for ten seconds then ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my potterton prima f100 boiler? ?

When i call for hot water or heating on the controller the pumps sounds like it starts but then stops again an... [Read more]
Mend Heating, Home Heating Systems

intermittant fault on ravenheat csi85at?

on this combi when switched to hot water only boiler does not fire at all.on winter /summer boiler fires on ho... [Read more]
Mend Heating, Home Heating Systems

Potterton neaterheat 10-16 Mark2?

Boiler fires up for 1min then goes off,all the time,radiators not getting hot nor is there any hot water,can a... [Read more]
Mend Heating, Home Heating Systems

please help with my vokera boiler?

Hi can anyone help me with my boiler problem my boiler is a vokera compact 24 been having problems for about a... [Read more]
Mend Heating, Home Heating Systems

how can i fix biasi combi riva compact he 24s?

the boiler fires up on heating but will not fire up on hot water av cleaned secondary heat exchange out which ... [Read more]
Mend Heating, Home Heating Systems

why is red light coming on?

Any ideas why my red light on my vokera 24 compact keeps coming on heating is only running for ten min when tu... [Read more]
Mend Heating, Home Heating Systems

Hot Water gets teppid but not warm heating ok?

I have a Ravenheat RSF100 ET Combi Boiler. had to strip down to repair water leak. Put back together, Fan work... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85T heating fires up and then goes off?

The boiler keeps firing up and comes on and then goes off it is fine on the hot water . Any ideas
Mend Heating, Home Heating Systems

got hot water but cant get heating to work?

boiler fires up when tap is opened but cant get heating on
Mend Heating, Home Heating Systems

Ravenheat White Star LS80T - LS100T - No Hot Water?

Hi, I have the above combi boiler and until recently its been working just fine but recently Ive not manage... [Read more]
Mend Heating, Home Heating Systems

Chaffetaux Maury Brittony Boiler 80?

When boiler is in heating and hot water mode, with the heating ON, and we go to use the shower, the boiler fir... [Read more]
Mend Heating, Home Heating Systems

Greenstar 30 CDi central heating not working?

Worcester Bosch Greenstar 30 CDi boiler supporting the central heating after being off all summer. Hot wate... [Read more]
Mend Heating, Home Heating Systems

No Hot water on a Saunier Duval Semia F30E?

Hi, having trouble with my boiler, when you turn on the hot tap the boiler fires up but the temperature wont g... [Read more]
Mend Heating, Home Heating Systems

Potterton Boiler Fires Up When No Demand?

Hi all. I wonder if anyone can help with this. I have a Potterton Suprema 60 boiler which seems to fire ... [Read more]
Mend Heating, Home Heating Systems

Problem with my Vaillant eco tech 428?

I have got a Vaillant eco tech 428 heat only boiler which has been installed to a pressurised heating system. ... [Read more]

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