Log entry time 07:56:06 on April 26, 2011

Entry number 230256

Owl Shift Summary 04/26/2011

Shift Crew:
SL: Scott MacEwan
TO: Amrendra Narayan

Priorities for shift:

Production data on LH2

Summary of events:

• QTor Trip
• G0ioc4 Reboot

• Run list:
  

  • 11658: Production LH2 (165 uA)
  • 11659: Production LH2 (165 uA)
  • 11661: Pedestal
  • 11663: Production LH2 (160 uA)
  • 11664: Production LH2 (160 uA)
  • 11665: Production LH2 (160 uA)
  • 11666: Production LH2 (155 uA)
  • 11667: Production LH2 (155 uA)

  Coulombs acquired: 3.46

  Typical operating parameters:
  
  

  I	uA	155
  Halo 3 rate	Hz/uA	11.3
  MDALLBARS width	ppm	242
  BCM12-ddif width	ppm	79.9
  A_q width	ppm	389.2
  MDALLBARS X-pos sensitivity	ppm/mm	789
  MDALLBARS Y-pos sensitivity	ppm/mm	519

  Problems requiring attention:
  
  

  • HV GUI's Reporting "RED" Status on alarm handler

  Analysis:
  

  1. 11658 - Production 165 uA
  2. 11659 - Production 165 uA
  3. 11661 - Pedestal Run
  4. 11663 - Production 160 uA
  5. 11664 - Production 160 uA
  6. 11665 - Production 155 uA
  7. 11666 - Production 155 uA

  Comments:
  

  1. Trips due to South LINAC vacuum valve.