How to mend ... Heating Thermostat Help

What else can I try after resetting my Siemens RDJ10RF?

I have done the usual reset and the green light is on the receiver and the arrow is lit on the thermostat show... [Read more]

Ravenheat CSI 120T Nox: Hot water on but no heating?

How can I get the heating to come on? The hot water works, the thermostat clicks, but no heat is coming throu... [Read more]

24Cdi worcester bosch?

Our 24CDi worcester bosch keeps switching on the heating when thermostat and heating is turned off . Any ideas... [Read more]

no hot water or heating even though boiler fires up?

When I turn on my hot tap the boiler fires up but the water does not get hot, when I turn on thermostat the bo... [Read more]

What is wrong with my central heating?

Hi My central heating and hot water will not turn on when requested. The electronic time is set to 24 hrs and... [Read more]

how to use a siemens rdj10rf/set-gb room thermostat?

Hi can anybody help please. Had new heating system fitted with said thermostat but it keeps coming on when i ... [Read more]

isar he30?

help , i have a isar he30 combi boiler the problem i am having is heating is turned off via honeywell cm927 th... [Read more]

pressure keeps rising to just under 3psi on worcester bosch 24i junior?

problems with worcester bosch 24i junior pressure keeps rising to around 3 and red warning light then flashes ... [Read more]

Hot water but not central heating . . ?

I have just moved into a flat which has a Sabre 29HE Plus combi boiler. It is heating the water but when I sw... [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]

Drayton Digitstat RF1 Wireless Thermostat?

Have come home from an extended holiday to find no heating. Stat set at 15c to come on when house cold. Stat s... [Read more]

sabre he boiler?

Hi hope someone can help with a problem i'm having with my sabre he combi boiler. Yesterdaymorning i noticed t... [Read more]

Ravenheat CSI 120 error code 04?

I have a Ravenheat CSI 120 on which I recently (last week) replaced the diaphragm in the diverter valve. I the... [Read more]

Problem with Siemens RDJ10RF boiler control?

I have just had a new combi boiler fitted with a Siemens RDJ10RF wireless control/thermostat. Everything works... [Read more]

boss therm?

Hi Some idiot work man has turned my boiuler off at the mains rather than through the wireless thermostat and ... [Read more]

Potterton EP2000 won't control central heating?

Hi all, I have a Potterton EP2000 in my home and it operates the hot water perfectly well. However, r... [Read more]

Home central heating Potterton Promax HE 15 boiler?

I now have to use the on/off reset switch to get my boiler to turn on. The condensate trap always seems to be... [Read more]

randall 102?

i want to run my heating by the thermostat, not the timer. how do i remove the timer pegs from the control uni... [Read more]

Ravenheat RSF820/20T fails to heat water?

Hi Folks, Our RSF820/20T has just about given up giving us hot water :( The closest we can get is luke warm... [Read more]

flamingo boiler,heating good but water in hot tank not ?

cannot get hot tank water warm enough,boiler thermostat seem to be working well as heating good.any though... [Read more]