How to mend ... Boiler Works Hw

Have an intermittent problem on a Sime 100 boiler?

Have an intermittent fault on a Sime100 boiler. Sometimes works fine other times does not work at all for hot... [Read more]

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]

ravenheat csi85 combi read this it will help many!?

I have a ravenheat csi85 boiler, the hot water works fine. The central heating started switching on /off, it w... [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]

how can i fix potterton prima?

i have a potterton prima boiler which works fine on ch and on ch/hw but when i put it on hw the boiler trips o... [Read more]

heating system?

I had a glow worm 24hxi boiler fitted to my existing y plan system using the original controls(programmer,room... [Read more]

ravenheat boiler - CH works fine, No hot Water?

Hi Guys The CH works fine, But when you want HW the bolier wont fire up you just get cold water and a whist... [Read more]

baxi 105e no hw heating fine?

heating works ok but when hw tap opened boiler fires for 10 to12 secs flame lowers then cuts out .then after 1... [Read more]

Ravenheat CSi 150 CH problem?

Hi My HW works fine, but when i put the CH system on the rads warm up nice and hot the boiler stops as expecte... [Read more]

Boiler cuts out when CH set to on?

I have a potterton system with a 2002 timing controler and a PT2 remote electronic thermostat. If the system i... [Read more]

Strange timer fault on Halstead Best 50?

I have a Halstead Best 50 which works fine on HW timer but does not work on CH timer. If I switch to continous... [Read more]

ch intermitent (biasi M90 24S)?

the hw works fine on my combi boiler but the ch starts for a few seconds then switches off , wait for about te... [Read more]

low water temperature os my saunier duval SD623 boiler?

ow water temperature os my saunier duval SD623 boiler? the heating works ok but the hot water is not very h... [Read more]

biasi boiler not working properly?

biasi 24s boiler, I have replaced an airflow switch pipe, and a ch diaphragm, and bled the ch system. the boil... [Read more]

Potterton Puma 80, Cold radiators?

Hi everyone. I have had no end of problems with my Boiler, but i have fixed all of them myself. But this on... [Read more]

CHAFFOTEAUX RSc 2.24 HW inconsistant ?

Domestic HW is tempermental. Nearest HW tap works(most times) but remote HWtap in kitchen fails most times an... [Read more]

Camray 5 external boiler will not run continually?

Boiler works fine for HW and CH for a few hours then keeps locking out. have to press red button on burner. wi... [Read more]

Vokera 80SP question?

The boiler works fine both HW and CH, but the operation sequence seems not quite right. When CH is selected, i... [Read more]

how to fix boiler pilot light potterton flamingo 50s?

please help, pilot light goes out every night, boiler works fine hw&ch when re-lit but is a real pain as boile... [Read more]

glow worm compact 80e?

got the above boiler which works fine on heating i.e diverter valve switches over, fan and pump starts, fires ... [Read more]