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    Gas Valve info required please

    I have a Glow-worm K9049 Gas Valve 24V. What does the 'REG ADJ' screw do? What is it regulating exactly on the valve? Gas in, gas out, the switching speed, what? I understand the mechanical workings of the valve but need more info. Any help available?
  2. A

    Glow worm blowing fuses

    We have a Glow Worm Majorca 2 back boiler that we plan to replace in the summer (yes 30+ years old - but been ok so far) but as luck has it, the thing has stopped functioning because of blown fuses. The control circuitry to the boiler is ok. The boiler ignites, runs for a few minutes and then...
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