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  1. J

    Glow worm 30cxi keeps coming on

    Update.....re rads coming on The engineer said a switch was sticking and needs to replace 2 parts. In the mean time he has turned the control knob off of eco and to the left, as you mentioned whitespirit66. This has stopped the heating coming on. As I mentioned before, my mum has already...
  2. J

    Glow worm 30cxi keeps coming on

    Hi jetsada Mum had a heating engineer round last Tuesday and he has sorted out the noise problem. Apparently a part had been fitted incorrectly and the pressure wasn't stable. With regards to the rads coming on, when there isn't a demand for heating. This is still happening! The engineer...
  3. J

    Glow worm 30cxi keeps coming on

    Thanks for the reply ianmcd. As you can probably tell, i'm not very technical minded! Didn't know Glow Worm did fixed priced repairs, guess that could be a way forward. Does the DHW flow switch cause the rads to come on then? Is it the same switch as my mum has just had replaced and could it be...
  4. J

    Glow worm 30cxi keeps coming on

    My mum has 2 problems with this boiler, which was installed in 2005. 1, is a roaring sound which builds up to a peak and then stops. It lasts for about 10 seconds and can occur 10-20 times a day/night, whether the boiler is on or off? This only started after a service in Mar 11. Had it...
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