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    Low Boiler Pressure when Off

    Thanks again. @Tony - I had read the FAQ to find out how to add pressure, but had overlooked the part about Pressure dropping and rising. I think i'm probably out of my depth with regards to that so will probably call an engineer to take a more thorough look. @Mandate - I'll not touch the...
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    Low Boiler Pressure when Off

    Right, so I topped up to slightly over 1bar because i wasn't quick enough with the know (ooh er!). Now when the heating is on the pressure was creeping bast 2.8bar, which i thought may be a bit too high now :shock: I'm thinking I should let some back out? If that's the case, where is the...
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    Low Boiler Pressure when Off

    OK thanks, is there a maximum pressure I should be worried about? Presumably if i top up to 1bar when off then it should go to 2bar when on. Is this acceptable? Thanks again :)
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    Low Boiler Pressure when Off

    Hi, first post so be gentle :) We've got a British Gas CDi Series boiler from circa 1999 in our new house. Recently we noticed that the pressure when the boiler is not in use is around 0.5bar or less. When fired up the pressure will rise to approx. 1.5bar which i'm led to believe is a good...
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