September 16, 2022 Tech group meeting

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Meeting Time and Place =

Friday September 16, 2022 10:30am TED 2559 and Teams

Agenda

  • Safety - movable platform
  • Mark Announcement
  • Nick Announcement
  • D&I mtg discussion
  • Proposed Hall D structure
  • Hall D current Tasks
    • Beryllium --> He4 target change
    • FCAL Insert Module fabrication
      • brass straps
      • matching mu metal to steel shields - 144 steel housings should arrive this morning - please bring for UHV cleaning
    • FCAL Insert Drawings - 98% complete
      • need cooling pipe to chiller assy
      • need dark room mod for electronic patch panels, need to complete 0200 final assy dwg
      • need installation drawing
      • insert plexiglass
      • Tungsten
      • Insulation
    • FCAL2 Procurement plan developed and started J:\Hall D\FCAL insert
    • FCAL2 Assembly
      • Assemble FCAL2 step plates/cooling blocks -
      • Cooling Manifold arrived and in ESB
      • Weld water manifold supports
      • Bend/solder copper tubes
      • Stycast thermal conductive epoxy tubes to blocks
      • order assembly hardware
      • Need to finalize HDList
    • GEM detector install
  • Controls - Bobbly will be responsible for PLC
  • DIRC vacuum pump cooling water off - to install new orifice
  • General Maintenance
  • On Call -
  • ePAS Training and trial https://www.jlab.org/esh/epas

Action Items