Difference between revisions of "Run Meeting: March 4th, 2019"
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- Switch the right arm polarity, from positive to negative, for the optics data. | - Switch the right arm polarity, from positive to negative, for the optics data. | ||
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+ | - Roman: need access to Hall A tomorrow to reboot Moller DAQ crate (~10 min) and to check Left HRS VDC realy box (1-2 hours). | ||
+ | |||
- Doug will be available to provide the Hall walk-through training tomorrow, during the RF recovery. If anyone wants to take the training, please let me know. | - Doug will be available to provide the Hall walk-through training tomorrow, during the RF recovery. If anyone wants to take the training, please let me know. | ||
Revision as of 13:58, 4 March 2019
Back to:
3:30PM Run Meeting, Counting house meeting room (200C)
RC: Jinlong Zhang
Contents
Status
Beam down from Friday night to Saturday later afternoon Friday ~22:00: Beam down due to the cavity/vacuum (1L25-8/1L26) issue at north linac ; Beam restored Saturday ~18:00; 18:00-19:00: escorted access for VDC Left U2 cable checking ); Back to production.
Productively collecting data over after the downtime.
Last night ~21:53: Bogdan increased the HV for Left VDC, from -3500 to -3600. Efficiency improved.
CODA stopped working earlier this morning ~6:00, from run 4585. Fixed by Alex.
Beam study this morning has completed. We are back to production.
Links to the shift summaries: Mar 1 Swing: https://logbooks.jlab.org/entry/3661962 Mar 2 Owl: https://logbooks.jlab.org/entry/3662024 Mar 2 Day: https://logbooks.jlab.org/entry/3662128 Mar 2 Swing: https://logbooks.jlab.org/entry/3662283 Mar 3 Owl: https://logbooks.jlab.org/entry/3662400 Mar 3 Day: https://logbooks.jlab.org/entry/3662530 Mar 3 Swing: https://logbooks.jlab.org/entry/3662666 Mar 4 Owl: https://logbooks.jlab.org/entry/3662809
So Far
Taking production data, Tungsten 2.8% @30uA.
Plan
Continue with production on tungsten until tomorrow 8:30 RF recovery.
The RF recovery has been planned from 8:30 to15:00 tomorrow.
The Hall will be in controlled access.
- Switch the right arm polarity, from positive to negative, for the optics data.
- Roman: need access to Hall A tomorrow to reboot Moller DAQ crate (~10 min) and to check Left HRS VDC realy box (1-2 hours).
- Doug will be available to provide the Hall walk-through training tomorrow, during the RF recovery. If anyone wants to take the training, please let me know.
Slides/Links
MCC scheduling Whiteboard: http://accboard.acc.jlab.org/
APEX wiki page: https://hallaweb.jlab.org/wiki/index.php/APEX
Bluejeans connection information
To join the Meeting: https://bluejeans.com/256205934
To join via Room System: Video Conferencing System: bjn.vc -or-199.48.152.152 Meeting ID : 256205934
To join via phone : 1) Dial:
+1.408.740.7256 (United States) +1.888.240.2560 (US Toll Free) +1.408.317.9253 (Alternate number) (see all numbers - http://bluejeans.com/numbers)
2) Enter Conference ID : 256205934
Slides/Links
MCC scheduling Whiteboard: http://accboard.acc.jlab.org/
APEX wiki page: https://hallaweb.jlab.org/wiki/index.php/APEX
Bluejeans connection information
To join the Meeting: https://bluejeans.com/256205934
To join via Room System: Video Conferencing System: bjn.vc -or-199.48.152.152 Meeting ID : 256205934
To join via phone : 1) Dial:
+1.408.740.7256 (United States) +1.888.240.2560 (US Toll Free) +1.408.317.9253 (Alternate number) (see all numbers - http://bluejeans.com/numbers)
2) Enter Conference ID : 256205934