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  1. commissioningtech

    Chilled water expnsion tank commissioning.

    Sorry guys, The relief valve is nominated (labeled) 2.5 bar not 2.0! Mark.
  2. commissioningtech

    Chilled water expnsion tank commissioning.

    Thanks so much for your time guys, I believe the tank to be the compression type. It has the shrader on top and a gauge at the inlet regulating valve. The gauge reads around 1.8 bar and is nominated at 2.0 bar and has a relief valve nominated at 2.0 bar. Standing head measured at around...
  3. commissioningtech

    Chilled water expnsion tank commissioning.

    Hi Guys, Recently I have had to commission some chilled water systems but can't find any information on setting up the expansion tanks. By the time I get to site any manufacturers data is well and truely lost and as is the trend these days I am under pressure to get the job done instantly which...
  4. commissioningtech

    What's the pressure needed for VAV box?

    It would depend on what type of Vav you are using and what controll system it has driving it. Some controll devises have changable pressure ranges and some don't. I may be able to help further but I'd need more info. Mark.
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