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  1. C

    Vibrating Central heating

    Thanks for the advice I’ll do just that
  2. C

    Vibrating Central heating

    Yeah it’s a Worcester 24Si II and manual says should be at maximum but only feeds 5 rads so does seem excessive and not sure if to adjust or not
  3. C

    Vibrating Central heating

    Radiators all been bled, pump speed not changed it’s set to max. TRVs aren’t loose, finger tight currently. Only had system flushed but that was because of noise so was happening before
  4. C

    Vibrating Central heating

    Ok, I’ve checked one of the problem radiators and that seems to be the case, it looks like they TRVs are bidirectional so in theory should be OK? What would I need to do to stop the noise as it can get quite loud at times?
  5. C

    Vibrating Central heating

    Thanks for your response, the TRVs have always been on that side though, system been fitted for over 20yrs?
  6. C

    Vibrating Central heating

    Help… My central heating system keeps intermittently vibrating. Have had system flushed as never been done and was very sludgy, all radiators have been bled but it is still doing it. I have tado system fitted and notice it happens when 1 or 2 radiators upstairs are off and not receiving any...
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