2019/4/8(Mon.)

Schedule

• Center

  • 3/25: Venting

  • 3/27-4/9: Fixing PR2

    • 4/4 -4/5: Gluing

    • 4/8: alignment check
    • 4/8-9: OSEM adjustment
  • 4/10-11: Closing
  • 4/12: Pump down
  • 4/15~: Leak check
• ITMX:

  • 3/19: Cooling stop

  • 3/25: Venting start

  • 3/27: Opning chamber

  • 3/27~: Fixing thermal touch

  • 4/2~: closing chamber and start pumping down

  • 4/12: Cooling starts.
• Xend

  • 3/25: closing and pump down

  • 4/8: Leak check
  • 4/9-10: venting
  • 4/11: Exchange a broken LED for Photo sensor
  • 4/12: closing chamber and start pumping down
  • 4/15: Leak check
  • 4/19(or 22): Cooling start
• Yend

  • 3/26: Venting start

  • 3/28~: Fixing short inside chamber

  • 4/3: Fixing F0 actuator

  • 4/4~: closing chamber and start pumping down.

  • 4/12: Cooling starts.
• 4/8: Daily meeting will be moved to 1PM
  • Summary of work will last for a while in the morning meeting.
• April: Measurement of TF, payload diagonalization on ITMX
• End of April~: DRMI commissioning
• End of April~: Y arm commissioning
• ~End of May: FPMI commissioning

Note

• Commissioning meeting moves at 1PM from today.

Night work

• IOO: iMC alignment (Kokeyama, Guiguo)

Weekend

Report of work

• Type Bp: Jig for 3 flags were removed successfully, and PR2 and PRM are centered.
• ITMX has no signal on oplev.
• CRY: ETMX PD sensor was fixed on Thurturday.
• Type B: SR2 TF looked healthy on Thursday.
• Type A: ETMY TF looked healthy on Saturday.
• CRY: ITMY was cooled to 20K.

Work plan

• MIF: IFO alignment will be checked this morning.
• IOO ASC work in the night time.
  • June-gyu Park will join from today.