How to mend ... Start Cold Boiler

hot water on and off during shower?

when only use hot water .it seem be ok . when I turn on the cold water tap slowly still normal. but if turn th... [Read more]

Worcester boiler 35CDi?

What can be wrong with my boiler? I first noticed a problem when my shower began running hot then cold, hot th... [Read more]

Vokera boiler problem?

Central heating works fine but the hot water is a nightmare, can start hot but then runs cold I may be mistake... [Read more]

'f19' error report - Saunier Duval 'Thermoclassic' boiler?

Recently my boiler is failing to deliver hot water. - It is hot at first then runs cold. On examination I fin... [Read more]

Boiler fails to start when cold?

Have got a vokera maxin 28e boiler which has been moved from kitchen into garage however now when cold it fail... [Read more]

combi boiler making clunking noises?

hot water start to run cold on inspection can hear clunking and scraping noises inside boiler plus water press... [Read more]

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]

baxi bermuda inset2 boiler 50/4?

boiler had been shut down for about 3 weeks i put the controls to constant the boiler green light came on the ... [Read more]

Valve sticking?

We have a Worcester Heat Slave 12 14 combi boiler. The valve keeps sticking. Radiators go cold and we have to ... [Read more]

Baxi boiler over pressure problem?

I've got a baxi duo-tec he33. It's only 30 months old and has developed a problem of going over pressure. If ... [Read more]

how can I stop my boiler switching off just two minutes into a shower?

My Saunier Duval SD 30e is 10 year old it has started to fault when I run hot water such as a shower. On start... [Read more]

boiler?

boiler will only start up when taps are open , will not start up for central heating eventhougth its switched ... [Read more]

Boiler Problem?

The boiler stopped working this morning. Keeps on flashing ER message. Even when tou press re-set it tries to ... [Read more]

My Worcester boiler won't start (with EA code), can you help?

My Worcester boiler is flashing EA code. I checked the condensing pipe is not frozen. The ~7cm diameter contai... [Read more]

worcester greenstar HE boiler will not work?

and leaks cold water - any clues useful please. Its jolly cold , no rads! Concerned its dripping cold water, w... [Read more]

Boiler locks out on start up from cold, ?

My boiler locks out on start up only, I press the orange button and it works ok all night. Its a bentone st... [Read more]

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]