OVO Energy have put this guide together on how to identify the most common issues for your boiler and radiators to break down.
Here is a summary of what you will find there:
Boilers:
My boiler timer’s not working
My boiler has stopped working in cold weather
My boiler is working, but there’s no hot water
I have hot water, but no heating
Why is my boiler making noises?
Why won’t my boiler fire up?
Why does my boiler keep cutting out?
The pilot light on my boiler isn’t working
I reset my boiler but it’s still not working
Radiators:
My radiator is leaking
Why is my radiator whistling?
Why is my radiator ticking?
Why is my radiator making banging noises?