Gas Boiler Help & FAQs
Useful Help & Advice for Worcester Bosch Gas Boilers
Find out how you can resolve minor issues with your gas boiler.
Having the right information at hand can often resolve the most basic gas boiler issues, saving time and money by avoiding the need for calling out an Engineer.
While more serious issues require an engineer’s expertise, we provide answers on simple tasks such as repressurising your system below…
How to Repressurise a Heating System with an Internal Filling Key
The video guides you on how to adjust the pressure in your heating system using the internal filling key on your Greenstar gas boiler.
How to Repressurise a Heating System with an External Filling Hose
This video instructs you on how to increase the pressure in your heating system using an external filling hose.
How to Bleed a Radiator
Instructions on Thawing a Frozen Boiler Condensate Pipe Safely
This video provides homeowners with guidance on safely thawing a frozen condensate pipe, which can occur at temperatures below 0°C and impede boiler operation, and how to prevent future occurrences.