The vac system has to hook up the the skimmer not the Hayward filter.
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THE PLANT COMMISIONED IN 1967 THE PARAMETERS ARE FOR 60 MW STEAM FLOW 245T/Hr FEED WATER 255T/HR FIRST STAGE Pr 53KGS GLAND STEAM 5KGS EJECTORS(3) PR 35 CONDESATE FLOW 210T/Hr
When terms like - T130, T180, 210T, etc. are used to describe fabric, these numbers refer to the total thread count in the fabric PER SQUARE INCH. This helps determine the denseness of a fabric. For example, if two fabric are comprised of same size yarn, a T180 fabric will be more dense than a T130 fabric.