How to mend ... Heating Thermostat Not Work

Worcester 24CDI-Central heating Ok but no hot water?

My daughter has a Worcester 24cdi combi bolier in her flat. The central heating part is OK but the hot water ... [Read more]

How can i marry my honeywell CM921 the the BDR91 relay box?

we have a Honeywell CM921 thermostat and a BDR91 relay box, for the past two years was working fine. However r... [Read more]

how to fix my boiler?

Have Potterton Profile boiler model 50e. Central heating will only work when water requirement is programmed t... [Read more]

Central heating confusion?

I seem to only get hot radiators while my boiler heats my hot water but as soon as that get to temprature even... [Read more]

vokera linea 24/28 looseing pressure?

My boiler has just started to loose pressure, it's not been used all over the summer months. the heating comes... [Read more]

fix Worcester 350 combi boiler ?

I have a Worcester 350 combi. Heating operates fine. Hot water runs fine except for the shower. Think reduced ... [Read more]

Heating not working. Worcester greenstar 24i junior?

The hot water still works but the heating doesn't come on. Wireless thermostat has been reset and looks like i... [Read more]

Ferroli Optimax He Plus 38C hot water works but heating dosent?

I have a Feroli optimax he plus 38c boiler. I have replaced the room theromastat as the old one was the wrong ... [Read more]

low water pressure F28 lockout, Vaillant Turbomax plus 828E ?

Hi guys, Hope you can help. I've viewed all the relevant and some of the irrelevant posts on similar subjects ... [Read more]

DIGISTAT RF3 APPEARS TO NOT BE TALKING TO BOILER?

The thermostat registers the temperature but if it is too cold and we try to raise the temperature, the flame ... [Read more]

Greenstar boiler heating water but not central heating independently?

Hi folks I wonder if you could help me with the following problem - I have a Worcester Bosch Greenstar ri (... [Read more]

Heating Digistat RF2 unit?

My ACL Drayton Digistat RF2 signals to the SCR receiver (which picks up the signal correctly) when I first ins... [Read more]

Worcester 19/24CBI Problems (Over Heating, Fail to ingite)?

Hoping that someone can shed a little light on my problem or that this may help someone in a similar position.... [Read more]

Central heating not working independantly?

Replaced room thermostat as old one damaged, replacement is Drayton Combistat, 3 wire config'. All seemed wel... [Read more]

ecoMax 824, hot water, no heating brrrrr!?

My boiler has stopped working, just as the temp turns! It is fine for hot water, but will not work for CH. The... [Read more]

Cental heating not working on RSF 84 ET combi boiler?

We have a Ravenheat RSF 84 ET combi boiler. DHW is working fine but cannot get the central heating to work. ... [Read more]

Fixing an Ariston Genus HE Boiler?

I have a heating problem with my Ariston Genus HE Boiler where the hot water works but the heating doesnt. The... [Read more]

Potterton 16/22 - won't light?

Hi there, Yes it's an old boiler, but there's not money to change it or even call anyone out. I'm on the ve... [Read more]

How can I fix my Potterton Profile 40e boiler?

The hot water side of the central heating system works fine.But no heating,the hall thermostat works,when oper... [Read more]

Siemens RDJ10 - Help Please!!!!!?

I have just moved into a new property which has a Siemens RDJ10 Thermostat installed. I have a combi boiler in... [Read more]