[Hallc_running] [New Logentry] RC Summary July 8th

billlee at jlab.org billlee at jlab.org
Tue Jul 8 13:35:02 EDT 2025


Logentry Text:
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Summary of Recent Activities:

Over the past 28 hours, Hall C has operated in production mode as expected with no significant beam trips, until 11:30 am this morning. Currently, Hall C is recovering from a dipole trip at the Beam Switch Yield, and we are still waiting for the latest update from the MCC. 
We aim to continue with the production.

RC Meetings:
Our daily RC meeting will take place today at 2:30 p.m. Connection details are available here: https://logbooks.jlab.org/entry/4346862

Looking Ahead to Wednesday’s Beam Test and Maintenance Day:
We’ve requested restricted access for Hall C starting at 7:30 a.m. Wednesday to support the following planned activities:
1. Survey Work for GEM Stack – Pending confirmation from Survey and Alignment group
2. Installation of Hand Guard Rails (prior to the survey and alignment work) – Confirmed by Jerry
3. Lockout of SHMS Magnet Power Supply (prior to the survey and alignment work) – Confirmed by Joe
4. Lockout of GEM Power Supplies – Confirmed by the GEM group. Ching Him will provide local GEM support during the survey and alignment work.

Additionally:
1. A tour is scheduled for Wednesday and will be led by Sangwa, this is planned for 10 AM.
2. There will be a Hall C walkthrough at 11am Wednesday conducted by Sam, current head count is ~ 3.  If anyone else is interested in a Hall C walkthrough or opportunistic access, please reach out to me directly.


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This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/4414050
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