boiler noise

  1. S

    Boiler making strange intermittent noises (see video link with sound)

    I have an electric boiler which has started making noises intermittently, which sound like it could be the pump into it. See this video to illustrate the noise it makes (the sound started up at the 17 seconds mark): It seems to do this every few minutes, occasionally very often, other times...
  2. dmbuk

    Vailant turbomax plus makes noise when on DHW

    Hello The boiler is Vaillant turbomax plus 824e, CH works fine. If one hot water tap is open, the boiler works normal too. However, when the second hot water tap or shower on its own is turned on, the boiler starts making noise that gradually gets louder until I shut the boiler down. Could be...
  3. D

    Worcester 28cdi (old type) humming noise

    Hi all, I have a Worcester 28cdi (old type) which has developed a humming noise. I have uploaded a youtube video of it here I had a local engineer look at it today. He said he thought it was probably the pump and could change it but if it turned out not to be that, I would still have to pay...
  4. C

    Plumber tells me diverter valve needs changing? Weird humming from boiler when rads turned down

    Hi all, Been having a strange whining/humming noise coming from my boiler. (Combi boiler - Ferroli i25). When the system is on and all radiators are on full heat it works perfectly, however when one is turned down the boiler makes a fairly loud vibrating/whining/straining noise, and when that...
  5. T

    weird grinding/howling/airplane boiler noise, appears only when Hot Water is demanded..NOT kettling!

    Hi all, as perhaps this is my 100th post about something related to out kitchen renovation, I won't start this post by saying "we are doing a kitchen renovation..." Our Vokera EasiHeat Plus25C, a three or four years old combi boiler, has been temporarily decommissioned (three months)...
  6. Bowe

    Extreme boiler noise

    Hi all, I bought a 1950s bungalow a couple months back and have been slowly renovating it. One of the first things I did, was to redo all the pipework from the boiler to all rads, and replaced all the radiators. The boiler itself is a Bosch boiler which is around 7yrs old. Seemed fine when I...
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