How to Videos

Useful demonstrations designed to help you

How To Bleed a Radiator

This video demonstrates how to bleed a radiator, in order to release built up air and solve heating problems such as a ‘gurgling’ sound and cold radiator tops.

How to Repressurise a Heating System with an Internal Filling Key

This video shows you how to repressurise your heating system using your Greenstar gas boiler’s internal filling key.

How to Repressurise a Heating System with an External Filling Hose

This video shows you how to repressurise your heating system with an external filling hose.

How to Re-Establish the Radio Frequency Connection between your Boiler and Thermostat

How to re-establish the radio frequency connection.

Handy Greenstar Boiler Checks

This video shows you how to carry out fault finding checks on Worcester Greenstar Boilers.