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  1. Replies
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    Re: Boiler just won't shut off !

    Thanks for the suggestion .... but no, there isn't.
  2. Re: Problem with programmer - heating does not turn off?

    Andy,
    Do you have separate motorised valves for HW and CH? If so, it could be that the valve for the CH is stuck open. These sometimes need to close before the power is cut to the boiler. It would...
  3. Replies
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    7,157

    Boiler just won't shut off !

    My Potterton Netaheat 80e (15 yrs old) just keeps on running, even with the thermostat down to zero, the programmer set to off ..... and even with the programmer taken off the wall to leave just the...
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