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  1. G

    Potterton Lynx 2 sudden water pressure rise on CH start

    Well I'm a bit stuck here I think it’s logical that it’s the pump not starting occasionally. But I would have thought a flow control switch would not start the boiler. I will have to check tomorrow from cold. But worried about running the boiler with the pressure gauge not registering. All...
  2. G

    Potterton Lynx 2 sudden water pressure rise on CH start

    Here is image (hope this works)
  3. Lynx 2 flow diagram

    Lynx 2 flow diagram

    • garfieldian
    • Media item
    • Comments: 1
    • Album: LynxII
  4. LynxII

    LynxII

  5. G

    Potterton Lynx 2 sudden water pressure rise on CH start

    I have attached a picture of the water flow. I would assume that the 'Water flow Switch (13)' would shut the system down. Mind you I can't see where the pressure gauge is on this diagram.
  6. G

    Potterton Lynx 2 sudden water pressure rise on CH start

    Why would that happen, faulty pump or something else?
  7. G

    Potterton Lynx 2 sudden water pressure rise on CH start

    Hi folks, new to the forum but if you can help.I have had my Lynx 2 for 15 years and it’s always had a slight leek, never found it. I top it up occasionally but the gauge always sits on the border between green and red at about .5 bar. Recently I have had a problem, only with CH not HW, sometime...
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