Perth Artifactory

Subcommittee:laser-minutes-20180924

Laser Subcommittee Meeting 2018-09-24

Attendees:

  • BlakeS, NickB, FletcherB

Notes:

  • Big red
    • Hour meter
      • The hour meter started from 1.6 hours, at 20171210
      • 11.5 hours, at 20171217
      • 31.2 hours, at 20171230
      • 72.05 hours, at 20180210
      • 95.8 hours, 20180305
      • 181.65 hours, 20180604
      • 234.8 hours, 20180702
      • 295.5 hrs, 20180827
      • 326 hours, 20180924
    • BlakeS relevel 20180916
    • Chaff under honeycomb - nozzle to target 19mm centre, 22mm top-right. Clean and level.
      • missing 1-2mm shim pieces?
      • and the vacuum was full!
    • Relevel and clean base section
      • Need some extra M4 socket head cap bolts & nuts/wingnuts to hold tensioners
        • ACTION: Fletcher: will pick some up
    • Cleaned lens (pretty bad) and front mirror
  • Little red
    • Cutting 3mm MDF at 8mm/sec
    • Still overcurrent at 25mA
    • Still tube change being pursued
      • Require end extension
      • Require tube mounts
    • Cleaned lens and mirrors
      • Cut speed increased to 12mm/s