[Halla_running] [New Logentry] Status update

sanghwa at jlab.org sanghwa at jlab.org
Wed Jul 3 10:15:01 EDT 2019


Logentry Text:
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Cryo recovery work has been progressing well. They will reinstall the relief valve for 4K cold box (entry: 3698302) and expect to start 2K pump down in the afternoon today. ESR is ready to support Hall A/C target cool down when the halls are ready.
In the meantime, our warm target ladder was taken out this morning for the inspection. Our plan is to prepare the hall lock up while Dave Meekins is checking the ladder. Hall will be locked up first for the DC power checkout this morning. Sweep will begin at 10:30. After that we will be dropped back to restricted to install the warm target ladder back and do our Pre-beam cheklist.

Things have been planned in order and with tight schedule. Please let RC know asap if you have an urgent thing to check in the hall, so that we may plan it when we re-open the hall for the target re-installation. 

Shifts are cancelled for today Day and Swing. Tomorrow Owl is on standby.

We will meet at 3:30 for the Daily experiment meeting (2nd floor CH)
Bluejeans Meeting ID: 256 205 934 (Direct link: https://bluejeans.com/256205934)


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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/3698330
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