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  1. J. Haywood

    Glow worm combi boiler 30 cxi

    I have a Glow Worm 30CXi and it was dead when be bought the house. We were quoted £300 to replace the printed circuit board. Being an electronic engineer, I wasn't about to pay that without looking at it first, so this is what I found: Symptom - Dead, no display and a faint ticking sound when...
  2. J. Haywood

    Glow worm 30cxi dead

    I have a Glow Worm 30CXi and it was dead when be bought the house. We were quoted £300 to replace the printed circuit board. Being an electronic engineer, I wasn't about to pay that without looking at it first, so this is what I found: Symptom - Dead, no display and a faint ticking sound when...
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