Difference between revisions of "2021-05-19"

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(Created page with "== Meeting Information == ==== Connecting ==== To connect to the meeting, please do the following: Time: Wednesday at 9:00 AM EST. # To join via a Web Browser, go to the pag...")
 
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*PEPPo magnet/Solenoid installed on 80/20 (Completed)
 
*PEPPo magnet/Solenoid installed on 80/20 (Completed)
 
*Gun work progressing well:
 
*Gun work progressing well:
−
[https://logbooks.jlab.org/entry/3876048 Sb evaporation source installed in depo chamber]
+
*#[https://logbooks.jlab.org/entry/3876048 Sb evaporation source installed in depo chamber]
−
[https://logbooks.jlab.org/entry/3876613 R28 insulator on cathode found punctured on removal] Lubricant from HV cable got into gun through insulator, path forward under assessment likely [https://logbooks.jlab.org/entry/3876887 related] to [https://logbooks.jlab.org/entry/3871018 gun HV] [https://logbooks.jlab.org/entry/3871040 trip on 3/25]
+
*#[https://logbooks.jlab.org/entry/3876613 R28 insulator on cathode found punctured on removal] Lubricant from HV cable got into gun through insulator, path forward under assessment likely [https://logbooks.jlab.org/entry/3876887 related] to [https://logbooks.jlab.org/entry/3871018 gun HV] [https://logbooks.jlab.org/entry/3871040 trip on 3/25]
 
*#[https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
 
*#[https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
 
*#Minor SF6 leak in HV chamber identified; repair later...
 
*#Minor SF6 leak in HV chamber identified; repair later...

Revision as of 09:46, 18 May 2021

Meeting Information

Connecting

To connect to the meeting, please do the following: Time: Wednesday at 9:00 AM EST.

  1. To join via a Web Browser, go to the page [1] https://bluejeans.com/946721076.
  2. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 946721076.
  3. To join via phone, use one of the following numbers and the Conference ID: 946721076.
    • Dial Either +1 408 740 7256 or +1 888 240 2560 for US or Canada

Agenda

Schedule

Rough timetable:

  1. CMTF tests with C75-1 (late-March - early-June).
  2. UITF beam line modification
  3. Supplementary Shielding Installation: Mid-June
  4. Beamline Commissioning / Test Plans / Shielding Verification
  5. 7/26/21 Start Hot Check-out
  6. Commission new beam line and execute experiment

Long Term Schedule (McCaughan) Gantt

New items for discussion:

Short term schedule update:
This week:


Next Week:

  • Alignment today (Wed.) or Friday of big pieces (solenoid, viewer crosses, FC4); please avoid the area under survey.
  • Get area up to transition after solenoid under vacuum. Install valve/bellow/bpm.
  • Install 4 5/8" BPMs after insertion measurements completed
  • Break vacuum in FC3 region

2 weeks:

  • Roof tiles off for HDIce (5/24), Dilution refrigerator craned out (5/25), and then roof tiles replaced again (5/26). SRF (Fisher) will be relocating material on roof to accommodate.
  • Build 80/20 support structure; add mounting plates/brackets/etc. (Pb table components awaiting delivery)
  • Pull Heliax from Sprectrum analyzer/Control room >> Buncher
  • Unistrut mounting for cables / gas bottle rack - Neal will do when available
  • 4th terminal system in Control room under assembly/rebuild
  • Ready to install Al base plates for FC3 region rework as well as solenoid stand. FC3 plate awaiting machining.
  • Items from To-do list...

Engineering

  • Insertion measurements in progress on 4 5/8" BPMs

Other business

Reports on Open Action Items:

Action Items:

  • Formal run plan (McCaughan)

Back to Main Meeting Minutes Page

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