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  1. T

    vokera combi boiler problem

    Yes pressure rises from 0.5 to about 3
  2. T

    vokera combi boiler problem

    tHANKS FOR SUGESTION. THE EXPANSION VESSEL HAS 12 bar.PRESSURE WHICH IS CORRECT, CHECKED BY RELEASING BOILER PRESSURE AND CHECKING VESSAL WITH A GAUGE.
  3. T

    vokera combi boiler problem

    My vokera linea 28 combi boiler keeps ejecting water through the over flow pipe attached to the pressure release valve,this valve is brand new and over the years has been changed 4 times.Is there any other reason how water can get binto the prv pipe. The boiler has had a new heat exchanger...
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