How to mend ... Central Heating Ch Boiler

Isar HE30 problems?

We have the Ideal DH30 Isar combi heater. I am having a problem with it recognising the thermostat for the c... [Read more]

Potterton Profile 100 CH but no HW?

My boiler seems to fire up ok, do the central heating ok, but there is no hot water at the taps/shower.

potteron profile 100e, hot water, no central heating ?

can anyone shed some light on the matter? we have no problem with the DHW system, but we have no CH at all. Wh... [Read more]

Boiler stays Lit but look warm?

I have a modena 102 combi and have just put in new heat sensors for for the CH and DHW as the flame kept going... [Read more]

Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]

no hot water from halstead ace high 47-333-16 HW/CH boiler?

i am unable to get the hot water to work but i do have working central heating. The boiler seems to fire up b... [Read more]

no central heating on demand?

when i select CH boiler fails to ignite but when i select just HW i get hot water and central heating is th... [Read more]

why does the DHW work and not the Central Heating Worcester 24i rsf combi ?

the pressure is fine the boiler fires up when you run the hot water but the CH is not working. Have put it on ... [Read more]

Central Heating and Water on continuously?

New CH pump fitted a month ago by a registered plumber. Since then the Central heating and water runs continuo... [Read more]

britony combi 80 no central heating???

i have a britony combi boiler 80, the hot water works fine when called for but when asked for heat for the CH ... [Read more]

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]

Hot Water but no Central Heating?

Hi - I have a Glow-worm Hideway. I have a control box/timer which controls both HW and CH. I usually have the ... [Read more]

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

Hot water ok but what's wrong with central heating?

That time of year to turn on central heating. Hot water been working fine all summer, tried CH today but no jo... [Read more]

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

Vaillant VCW GB 242 EH Central Heating Overheat?

Hi, I'm having trouble with my boiler (actually my Gran's - shes just been quoted £1650 to have it replace... [Read more]

How do you programme a worceter 24i/28i boiler?

The central heating has been turned off for the summer. I now have to turn the ch on/off manually from the bo... [Read more]