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  1. V

    Valiant ecotech plus 618 boiler - cold pressure 0.9bar. hot water pressure 1.2 bar. Heating and hot water pressure 2.3 bar

    Thanks for the handy tip. Much appreciated Johntheo5.
  2. V

    Valiant ecotech plus 618 boiler - cold pressure 0.9bar. hot water pressure 1.2 bar. Heating and hot water pressure 2.3 bar

    Hi all, Thank you for all the suggestions. Waited for service.. had to vent of some pressure in the meantime. The service guy fixed it by adding air to the expansion vessel. There was zero pressure before. Boiler back to normal. Thanks again all. Great forum!! Vinny
  3. V

    Valiant ecotech plus 618 boiler - cold pressure 0.9bar. hot water pressure 1.2 bar. Heating and hot water pressure 2.3 bar

    Thank you team.. Is it expensive to get it pressured or replace the expansion tank?
  4. V

    Valiant ecotech plus 618 boiler - cold pressure 0.9bar. hot water pressure 1.2 bar. Heating and hot water pressure 2.3 bar

    Hi, My boiler pressure has recently increased to 2.3 bar and i am sure it was well under 2 bar when heating and hot water is on. The odd part is the pressure is around 1.2 bar when only hot water is on. I don't know if this new pressure rise for heating and hot water is normal. To me it...
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