Recent content by sooty4

  1. S

    ISAR 24 Boiler error

    Pump is Ok. Not sure how to check for the other faults you mentioned so if you can point me in the right direction I would be grateful. I can occasionally get CH on for a few hours but then boiler makes a grunting noise before it give up and sarts flashing again. Would like to try some other...
  2. S

    ISAR 24 Boiler error

    Thanks for the prompt reply. System pressurised and rads on. Found info about how to look at pump in another posting so going to try that now. Sue.
  3. S

    ISAR 24 Boiler error

    Hi. My boiler has been flashing L9 then when I reset it it flashes 0 and then three horizontal bars. I cannot find this in the book. Does anyone know what it could be please? Neither CH or HW is working. It was intermittent but now cannot get it to work at all. Thanks. Sue.
  4. S

    Bell box symbols

    Hi. Hubby is trying to fix a bell box. Can anyone tell me what these mean please and what type of circuit they would be on? RTN and TRG. Thanks.
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