Boris Johnson is shown around during a visit to British Gas training academy

The video tutorial covers the basics of boilers, including their components and how to diagnose issues, particularly with older models. It provides instructions on setting up a tablet for diagnostics and using probes to take measurements. The tutorial concludes with final checks to ensure accurate readings.

What is the significance of the pilot light in a boiler?

What are the differences between older and newer boilers as discussed?

Explain the role of British Gas in boiler maintenance according to the text.

Describe the process of fixing a boiler as mentioned in the text.

What should you do with the probes during the boiler maintenance?