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I completely drained system again, refilled and bled rads. Boiler now working without any banging or cut outs. However only upstairs rads now hot. Have turned all these off to see if heat goes to downstairs rads. Pipes leading to downstairs rads get hot but gradually cool down before reaching...

Update on my Apollo 50s boiler. When boiler is fired up it stays lit for about half a minute before cutting out and preceded by banging in pipework. I have powerflushed the system, changed pump, completely drained down and re-pressurised system. Banging has been significantly reduced to almost...

Hi All, new to forum so hope I am in the right place. Recently had two rads upstairs which were warm at the bottom and cool on top. Easy fix???? Topped up system, bled rads and everything was ok. However think I overfilled as PRV blew out, banging in boiler, pump noisy, lost all pressure in...