How to mend Thermostat Central Heating Boiler

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

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]

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]

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]

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]

wireless thermostat not triggering boiler?

last winter I had fitted a new boiler. They also put in a wireless thermostat. It worked fine and hten I tur... [Read more]

1

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]

1

How can i fix my ideal classic ff250 boiler?

I have a IDEAL CLASSIC FF250 central heating boiler that has stopped working - when the ignition switch is put... [Read more]

3

DIGISTAT RF1?

My digistat rf1 has a display of 17 with a candle to the side of it.I turn my central heating thermostat on an... [Read more]

2

Thermostats?

I have just recently had my central heating checked after a few radiator TRV's had become stuck. The engineer... [Read more]

3

My boiler has no thermostat connected. This is surely wrong?

I have just rented a house and found that there is no central heating thermostat connected. The landlord assur... [Read more]

1

Siemens RDJ10 thermostat, not switching on my central heating?

I have a worcester bosch Greenstar 28i Junior combi-boiler, with a Siemens RDJ10 thermostat. I have set the ti... [Read more]

1

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]

my sime boiler is heating water ok but the central heating part wont start?

the central heating part of boiler wont fire up. the room thermostat appears ok.theres a expansion tank on rea... [Read more]