Recent content by lisamj

  1. L

    Vaillant boiler overpressure mainly when in use?

    Thanks Gav..... is that your 'diagnosis' from my description, or just another possibility other than the isolation valve? Thanks again
  2. L

    Vaillant boiler overpressure mainly when in use?

    Hi all, We had some troubles with our microbore system / Ecotec Plus 831 Boiler. To cut a long story short, Rads weren't all getting hot, so after a chemical flush, power flush, & 2 new PCB'S, the system was working again. Engineer said to keep an eye on the pressure as it was quite high...
Back
Top