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visuel inspektion af komponenterne ved normalt arbejdstryk kontroller oppumpningstid for vakuum- eller trykluftforsyning, og kontroller funktion af advarselsanordning, flerkredsbeskyttelsesventil og overtryksventil.
visual inspection of the components at normal working pressure. check time required for vacuum or air pressure to reach safe working value and function of warning device, multi-circuit protection valve and pressure relief valve.
disse kan være udstyret med et langsomt vandgennemstrømningssystem til cirkulering af ikke-kontamineret (f.eks. afkloret) vand, et varmeelement til opretholdelse af passende temperaturer samt en trykluftforsyning og luftsten til beluftning.
these may be equipped with a gentle flow-through water system for the circulation of uncontaminated (for example, dechlorinated) water, a heating device to maintain suitable temperatures, and a compressed air supply and airstones for aeration.