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  1. C

    sludge and scale

    Hi guys, I am interested in cleaning/flushing my system. Where does one put it in?! I have a Sime combi boiler and about to replace the pump. Thanks for any help
  2. C

    sludge and scale

    Hi guys, I am interested in cleaning/flushing my system. Where does one put it in?! I have a Sime combi boiler and about to replace the pump. Thanks for any help
  3. C

    radiators problem

    I've got the new pump installation sussed but how do I flush the system out first? Any help would be appreciated.
  4. C

    radiators problem

    Hi guys thanks for these tips. It' been suggested to me elsewhere that I've described the pump failing or failed. COG, if I turn the upstairs radiators off then the downstairs get hot. BREEZER, there is'nt a second room thermostat, as for a motorised valve er... not sure. Where would that be...
  5. C

    radiators problem

    Hi, can anyone tell me why my downstairs radiators stay cold when the upstairs ones get hot? The Sime combi is upstairs and functions well otherwise. Thanks
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