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  1. M

    Greenstar 40CDi boiler not firing up after re-pressurising

    Right, the reason I wanted to re-pressurise the system was because the two radiators at the top of the house were not working properly (hot at the bottom but cold at the top), I was advised that this was due to low pressure and indeed the pressure gauge on the boiler was about 0.1-0.5. So I...