How to mend ... Thermostat Not Radiators

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]

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]

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]

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]

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]

Potterton Prima F30, pilot and main flame Ignite but?

My Potterton Prima F30 starts up from cold ok but then after say ten mins or so it reverts back to just the pi... [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]

Why Will My Potterton Boiler not control the radiatiors properly?

My Potterton Boiler controlled by a ep2000 controller does not appear to be shutting down properly! After swit... [Read more]

Thermostat not triggering my boiler?

The boiler is firing up as normal to heat the water tank, but its as though the thermostat is telling the boil... [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]

OPTIMA 701 Ferrori heating problem?

Everything is fine but not heating system. My thermostat is on +17.5C, in room was +15.5C Boiler switched on... [Read more]

Why do my upstairs radiators not get hot?

We have moved and we cannot get the upstairs radiators to get hot (or even warm). The downstairs raidiators se... [Read more]

Can I put a room thermostat on an old Elite 50 boiler!?

I have an old elite 50 boiler which does not have a room thermostat. This means that when the boiler is on the... [Read more]

Boiler cycling - 10 seconds on 10 seconds off?

Myson apollo 30si, CH only, boiler thermostat on low, no room stat, radiator stat's on 4 radiators - 2 without... [Read more]

Thermostats?

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

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]

how to fix a radiator?

One radiator in a bedroom will not heat up. I have bled it. Checked the thermostat. turned all the radiators... [Read more]

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]

worcester bosch combi?

i have a worcester bosch greenstar combi boiler, when i turn the hot taps on it takes ages to heat the hot wat... [Read more]

how to turn on heat- valliant water heater?

Hi, we are trying to turn the heat on and it is not working. The pilot is on. The air is out of radiators..., ... [Read more]