How to mend ... Hot Heating Fires

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]

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]

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]

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]

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]

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

got hot water but cant get heating to work?

boiler fires up when tap is opened but cant get heating on

vokera 29 HE hot/cold water?

when running hot tap fully open, burner shuts down and water runs cold for a moment then burner fires up and ... [Read more]

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]

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]

Burner fires up and CH comes on, even though not selected at switch ?

Having been impressed with the diaphragm solution I was given here in 2010, I have another problem now with my... [Read more]

Vaillant Ecotec pro Baffled?

When Hot water tap is running the central heating flow pipe gets hot ... right here we go ...checked plate to ... [Read more]

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]

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]

Halstead Ace High fires up without call?

I have a halstead ace high the heating keeps coming on even though I have not called for it and the water is i... [Read more]

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]

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]

Vaillant Eco tec plus?

Hi We have just returned from a week away to find that our boiler pressure has dropped, topped this up but ... [Read more]

Combi boiler turns off and on during hot water supply. How do I stop this?

I have a hot water and central heating boiler which for the hot water only fires up when I turn on the hot wat... [Read more]

swiftflow 75 hot water?

when i turn on the tap to the kitchen sink the boiler doesn't fire up, i have to turn the heating on to get ho... [Read more]