How to mend Thermostat Boiler Heating

Express 100 combi boiler does not fire up?

My Glow worm Express 100 combi boiler is nearly 20 years old. I have a problem where the main burner does not ... [Read more]

4

ravenheat csi85t intermitting fire up?

our csi85t is trying to fire up ,fires for 5secs and fails for 5 goes on on on then gives up is it temp senso... [Read more]

Baxi Back Boiler Problem?

I have A baxi bermuda back boiler The water and heating keeps switching on when the timer is in the off poist... [Read more]

1

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]

New Glowworm 24c betacom- not heating radiators?

We had a brand new Glowworm 24c beta com combi boiler installed last week, with a digital thermostat in the li... [Read more]

Boiler switches off water heating when the central heating is due to come o?

When the heating is timed to come on the light flashes but no heat appears and at the same time the water ceas... [Read more]

1

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]

1

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]

12

Would router interfere with wireless room thermostat?

Our room thermostat ( Honeywell) has ceased to communicate with our boiler.This coincides with having a router... [Read more]

1

ariston micro combi 23 water loss?

water loss from external overflow pipe on ariston micro combi 23 when heating is switched off water leaks unti... [Read more]

Ideal Classic NF?

Hi a bit of an odd one, boiler will fire and run on hot water, it will only fire and run on heating on occasio... [Read more]

5

No heating, but hot water. Boiler tells me there is ' NO demand for heat'?

I have a Vaillant ECOtec plus combination boiler. I rang Vaillant and they asked me to make various checks. T... [Read more]

1

Glow.worm 30SXi F13?

4 year old boiler started to trip out with a F13 fault on display. British Gas have replaced main PCB and wiri... [Read more]

How can i fix my Vokera 20/80 rs flowmatic boiler?

I am having problem with my Dhw water,it heats up and carry's on heating water get very hot does not go to low... [Read more]

1

No heating but got hot water?

I have hot water but no heating. Thermostat is on, timer is on but the boiler won't fire up for the heating. I... [Read more]

Vokera Unica 28 HE error code 01?

When boiler set to economy the boiler appears to have a mind of its own. It does not respond to the thermostat... [Read more]

How can I make the central heating start?

What does the code d2 mean on the ferroli optimax HE31C combi boiler? The hot water works well. We have put ... [Read more]

1

how can i fix my myson opollo 50b boiler?

my central heating boiler will not turn off at room thermostat and if i switch boiler to hot water only it sti... [Read more]

Sime Friendly Boiler issue - radiators hot, sometimes not?

This is a bizarre one (or maybe it's more common than I think!). Here goes:- Due to falling water pressure ... [Read more]

2

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]