How to mend ... Works Hw Ch

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]

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]

Vokera Linea28 CH fine HW cuts out after ignition?

The CH works fine, but the Domestic Hot Water initially fires up when called for but then cuts out, fires up a... [Read more]

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt,... [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]

Baxi Hot Water not firing up?

Hi All, I have a Baxi Combi 80e. CH works fine, but the HW won't fire up unless the CH is on. I've read throu... [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]

ravenheat ls 80 hot water?

The ch works fine and hw works fine when ch is on but when ch is off there is no hw. Summer winter switch does... [Read more]

no heating?

i have a domestic gravity fed pumped system with two mot. valves. the HW system works fine when controller dem... [Read more]

My CH only works if I have my HW on as well - help!?

I have a Potterton Netaheat boiler and Potterton Ep2000 controller. If I set the CH to a timer switching or to... [Read more]

Baxi 105E Patchy hot water?

Our CH works fine, but the HW comes on runs for a few minutes and then cuts off for a few seconds then comes o... [Read more]