How to mend ... Heating Thermostat Help

Worcester 240 Tripping Gas Switch?

Guys, Got a Worcester 240, the pilot lights and remains lit UNTIL the radiators kick into action, at which ... [Read more]

Should the flue from my Ariston A30 MFFi be dripping? (and other questions)?

I have recently had an Ariston Combi A30 MFFi installed. The flue is located a good height above my downstairs... [Read more]

how to get my radiators hot?

When my central heating system is on my radiators only get luke warm, even if the room thermostat is on full, ... [Read more]

Central Heating comes on with hot water?

I have a Landis and Gyr electronic timer (seems fine) attached to a boiler which provides hot water via a hot ... [Read more]

Glow Worm economy plus 40F central heating problem?

We have a GW economy plus 40F boiler that is heating our water fine but when you turn the central heating ther... [Read more]

IDEAL CLASSIC LXFF & FF BOILER?

We have this boiler controlled by a "Siemens RWB29" (and with a "Towerstat RSD" thermostat). The controller... [Read more]

Drayton Digistat units not communicating?

I have a Drayton Digistat 3 RF control system on my central heating. The two units are not communicating - I d... [Read more]

POTTERTON Performa 28i?

Boiler about 3.5 yrs old. regular service. recently keeps dropping pressure and heating does not work. althoug... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

how can fix my baxi combi instant boiler 105e?

the little LED's are lit up to show that theres no flame, theres a fault on the fan or flue and the safety the... [Read more]

Potterton Suprima/Suprima L. constant central heating?

We cannot get our central heating to switch off unless we switch off the boiler. When calling for hot water on... [Read more]

How can I fix my Vaillant Turbomax Plus 8246 Boiler?

My Vaillant Turbomax boiler is only responding to the call for instant domestic hot water, the heating is not ... [Read more]

how can i fix my heating system?

in an attempt to take the radiator off the wall we broke the opposite end of the thermostat valve,we turned th... [Read more]

How do I wire in a Potterton EP2002 control panal?

I have twin core & earth for central heating, hot water & room thermostat, but can't remember where the wires ... [Read more]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

How can I fix my modena 80 e ferroli boiler?

My central heating boiler is not working. I have switched the thermostat on and the boiler is not firing up. T... [Read more]

How do I start up the system?

I have just bought a flat whose heating has been switched off. Icannot get it to start up. It is a Potterton N... [Read more]

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]