How To Videos
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 re-establish the radio frequency connection between your boiler and thermostat
This video shows you how to re-establish the radio frequency connection between your thermostat control and boiler.
How to unfreeze a frozen condensate pipe
Freezing cold weather can cause boiler condensate pipes to freeze, which can prevent the boiler from functioning. This video shows you how to safely unfreeze the condensate pipe should it become frozen. Please excercise extreme care and caution, as demonstrated in the video.