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  1. J

    Vaillant turbomax 828e losing pressure

    The pressure is at 1.2bar and doesn't rise much when the boiler heats up. Thanks for you comments
  2. J

    Boiler pressure dropping

    I am also having a problem with a pressure drop about .2bar per day, it is coming from the pressure release valve. Is it just a matter of replacing the valve or could there be another cause???
  3. J

    Vaillant turbomax 828e losing pressure

    My boiler is losing about .2 bar of water pressure every 24 hours from the pressure release valve. Has any member of the forum got any ideas why this might happen? Is it just a matter of replacing the valve or could there be an other reason for the cause of this problem. I use mains pressure...
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