Recent content by Eastbath

  1. E

    Ancient Potterton/Horstman timer has died

    Great info. Many thanks It is likely we will be replacing our ch this year as its well overdue, just unfortunate timing on the control giving up right now! Thanks again Tim
  2. E

    Ancient Potterton/Horstman timer has died

    Yes you can have HW only but to have CH you have to have both on. Thanks Tim
  3. E

    Ancient Potterton/Horstman timer has died

    Hi I have a very old electro mechanical boiler switch that says Potterton on the outside but the clock mechanism says Horstman and it is stamped a "Q Mk 3" It has stopped rotating so the boiler HW and CH have to be switched on manually. I'd like to replace it so I'd really like...
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