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  1. Staceylc

    Grundfos Alpha 2 - Rads cold downstairs

    Apparently so. He said the old pump had black water in it so changed it but didn't explain how the settings work on it.
  2. Staceylc

    Grundfos Alpha 2 - Rads cold downstairs

    Yes. Not sure why it suddenly stopped working in auto adapt
  3. Staceylc

    Grundfos Alpha 2 - Rads cold downstairs

    Our downstairs radiators are now hot on setting III. I'm just paranoid it will overwork and something else will go wrong. We're going to bleed the radiators tomorrow and see if it makes a difference when I change it back to II
  4. Staceylc

    Grundfos Alpha 2 - Rads cold downstairs

    I'm hoping someone can help. British Gas replaced our old pump with a Grundfos Alpha 2 a few months ago. It's been fine until now. We've been running it in auto adapt but in the past couple of days it's not warming the downstairs radiators at all. It was showing that it was running at 5w...
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