Log entry time 00:15:04 on January 21, 2012

Entry number 249202

Swing Shift Summary 01/20/2012

Shift Crew:
SL: Ramesh Subedi
TO: Buddhini Waidyawansa

Priorities for shift:

LH2 production at 180 uA

Summary of events:

• 16:00 Shift starts with the hall in controlled access due to Compton Dipole problem. There's also a heater problem in bcm5,7,8.
• 16:10 Joe, D. Gaskell, John Musson, Keith Cole (and myself) went to the hall. Joe and Dave for Compton Diaple, others for bcm heater.
• 16:30 John Musson and Keith Cole fixed the bcm heater.
• 16:50 Joe and Dave came out of the hall. Asked for beam permit. The problem with the Compton Dipole was a crappy power supply.
• 17:27 Beam looks good (Compt Scint and halo rates), bringing Compt e-det online.
• 15322 the first production run for the shift.
• Runs 15323, 15324, and 15325 have scanner data exercised by Rob and Peiqing.
• 22:23 Trigger supervisor softly rebooted to load Josh's BMod software changes
• 23:40 East arc magnet tripped, beam down for a while.
• 24:00 beam back.

Run list:

• 15322
• 15323
• 15324
• 15325
• 15326 run after trigger supervisor soft reboot
• 15327
• 15328 short run due to east arc magnet trip
• 15329 ongoing run

Coulombs acquired: 3.53

Typical operating parameters:

Problems requiring attention:

Analysis:

Comments: