Agenda/Minutes on 2021/2/12

Zoom Meeting

CRY+VIS Interface Meeting

13:30-13:55

Participants: Post O3 Upgrade portal

• Schedule for IX: Release is scheduled on 2/18.
• Schedule for IY: Disconnection is scheduled on 3/11.
• Schedule for EX: Connection is scheduled in the week of 3/15.
• Corrugate tube fixing jig: Re-measurement is planed in 2/26-3/1 at IYV.
• Commissioning in air: Commissioning of IX will be started. Other schedule has not been decided yet.
• Commissioning in vacuum: Closing of DN800 flange is available within a half of day.
• Acceptance check: Cryo-payload in IX and Type-A tower in EY are on going.
• PF actuator: Not evaluated in IX, but after the commissioning for suspension.
• Jig for FC painting: Delivered.

VIS Meeting

14:00-15:30

Participants:

Progress report

EY

• 15993 Setup of F2 , ryutaro.takahashi

  • 15997 Comment, ryutaro.takahashi

  • 16023 Comment , ryutaro.takahashi

  • 16034 Comment , ryutaro.takahashi

General

• 15737 We investigated the network connection. , satoru.ikeda

  • 16028 Comment, satoru.ikeda

• 16038 Initialize the OSEMINF filters for all Type-Bp suspensions , kouseki.miyo

  • 16040 Comment, kouseki.miyo

• 16036 Cabling for temperature control equipment , satoru.ikeda

MCF

• 16041 Recovery of IMC suspension , ryutaro.takahashi

PR3

• 15889 Traverser motor test and cabling. , fabian.arellano

  • 16001 Comment, satoru.ikeda

  • 16027 Comment , satoru.ikeda

• 15976 Picomotor of PR3_BF_T(Motor2) got stuck , satoru.ikeda

  • 16000 Comment, satoru.ikeda

  • 16024 Comment , fabian.arellano

  • 16026 Comment , satoru.ikeda

  • 16032 Comment , fabian.arellano

PRM

• 9449 PRM glitch investigation: , koki.okutomi

  • 15995 Comment, shinji.miyoki

SR3

• 15963 IM ballast mass adjustment , fabian.arellano

  • 16009 Comment, fabian.arellano

• 16007 Ballast mass adjustment on top of BF , fabian.arellano

  • 16018 Comment, fabian.arellano

  • 16035 Comment , fabian.arellano

• 16007 Ballast mass adjustment on top of BF , fabian.arellano

Electronics

Control

Towards O4

• Type-B/Bp remedy work is on going.
• Installation of Type-A is on going in EY.
• Schedule.

  • Chart

• Procedure documents.

  • Type-A tower installation

  • Limit switches

  • Limit switch connecting guide

  • Replacement of TF blades

  • Wire gluing in PR3

  • Type-B remedying work

• Criteria in the acceptance test.

  • Inspection document (sample)

Safety

Discussion

Travel Plans

Next meeting

• On 2020/2/zz(Fri)