How to mend ... Thermostat Hot Water Working

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]

Drayton rf1 wireless system problem?

Recently moved home. I have followed all the Q&As on this site regarding the rf1 system in my new home. I pu... [Read more]

Ariston micro Genus A 03 fault?

Heating / Hot Water not working - temp display giving what appears to be random numbers from 20 upto 99 and ba... [Read more]

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]

Myson apollo 50B Boiler?

I have hot water but no cental Heating. I have replaced the thermocuplar and the thermostat but to na avail. T... [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]

Heating system failing but boiler ok??

My thermostat is reading 17, and having been set to 20, the heating should be on. A flame is showing on the th... [Read more]

Hot water in header tank?

I have gas central heating.I noticed this week that hot water is entering the small header tank in the loft th... [Read more]

Hi, please could some one help I have a Ariston Microgenus HE?

Hi, please could some one help I have a Ariston Microgenus HE, the heating is working okay but when I turn th... [Read more]

Why do I have hot water but no central heating?

My wall hung Vaillant condensing boiler is providing hot water but not central heating and does not show a fau... [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]

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]

Potterton Profile 60E boiler keeps tripping out?

My Potterton 60E boiler will run for about 10 minutes then trip out, once it has cooled a little I can reset i... [Read more]

Vaillant VCW 242 slow to ignite?

Hi all, I have the above model & have a slight problem, boiler is slow to ignite when heating is calle... [Read more]

Heating but no Hot Water?

Hi, I have a LP522 timer on my heating system, and have just moved in. The previous owners didn't leave any ma... [Read more]

Danfoss FP715 not working properly?

Just had new boiler put in. Got new pack of Danfoss (programmer plus other bits in box) The installer just use... [Read more]

No hot water from Netaheat Profile 50?

I have a Netaheat Profile 50 boiler, which was working fine until recently. It's had various new parts over th... [Read more]

Glowworm Spacesaver KFB 50 fires up without water or heat called for?

Have had the programer replaced, motorised valves are working correctly (supposedly) Immersion tank thermostat... [Read more]

ravenheat ls80t no central heating?

can you help,just recently my central heating has stopped working,i have tried all the usuall thermostat,press... [Read more]

Sime super 90 overtemp trip?

My boiler is working fine for the CH side of things. When I run hot water the overtemperture trip goes after a... [Read more]