Recent content by Brian49

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    F5 now clunking Glow worm 18hxi

    Many thanks for your comments Cylinder upstairs grundfos 15-50 pump The Glowworm in Kitchen downstairs small 3 bed house 7 Radiators in total. Typical when you start using the heating when weather changes
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    F5 now clunking Glow worm 18hxi

    . Hi Agile could you expand please?
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    F5 now clunking Glow worm 18hxi

    Hi all As of this week I had an F5 overheat this was reset two days ago Now I'm getting really loud clunking when heating comes on Hot water is fine. Any ideas. The boiler is about 6 years old. Many thanks Brian
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