Aggregator

Log Number: 4476576Logbook(s): 

• ELOG

Body: 

Wonderful! Mark ATLis Complete?

Log Number: 4476570Logbook(s): 

• ELOG

Entry Makers: kernsBody: 

Log Number: 4476567Logbook(s): 

• ELOG

Tags: 

• CED

Body: The following control system variables were updated because they were detected to differ from their CED property counter-parts.

• R233ODVH: found 19.8; restored to CED value of 19.5

Log Number: 4476564Logbook(s): 

• ELOG
• LERFLOG

Body: 
THOMAS JEFFERSON NATIONAL ACCELERATOR FACILITY
ACCELERATOR OPERATIONS CREW CHIEF SIGN IN FORM

Date : 03-13-26
Time : 15:11:31
Day : Friday
Shift : Swing

Crew Chief : Deir
Program Deputy: Roblin
Team : A
Arm : Anthony
Designated SSO: Shenenberger
LERF Operator:
Operators : Anthony, Shenenberger, Shriner

This stamp certifies that the above Crew Chief has read/reviewed/received the following:

Log Number: 4476562Logbook(s): 

• ELOG

Body: 

13th March work:
- Hall B Vacuum Tank stand alignment

16th March work map:
- Hall D Microscope alignment

Log Number: 4476561Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: Phasing C100s in accordance with

Log Number: 4476560Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
2L03-4
Username: jkt
Date/Time: 03-13-26_15:09:01
RF Status: Good
Tuner Status: Good
Comment: Derate if its arcing when turn on
Special Instructions:

Maintenance Tag: Component: Other

Log Number: 4476559Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
2L03-3
Username: jkt
Date/Time: 03-13-26_15:08:18
RF Status: Good
Tuner Status: Good
Comment: DRVH=19.500 Arcing at 19.8 during turn on
Previous OPS DRVH: 19.8
Special Instructions:

Log Number: 4476558Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl03

Saved: dthomas 03-13-26 15:07:55 {A:i B:5 C:2 E:345 A=BS B=BS C=BS D=BS 0R08=0.00 1R dump in. A B C dump(s) in.

Log Number: 4476556Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19 was successfully run for the North Linac on 2026-03-13 14:52:26. The application phase took 00:01:07 to complete.

Log Number: 4476555Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavities have been UnGSET 0:
2L04-2
Username: chumphry
Date/Time: 03-13-26_14:49:06
RF Status: Good
Tuner Status: Good
Comment: UnGSET 0 - stepped on -100k - Okay
Special Instructions:

Maintenance Tag: Component: Other, Component: Operator Entry - See SME

Log Number: 4476553Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-7
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476554Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-8
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476552Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-6
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476551Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-5
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions: if dropps under KRRPw, lower the GLOSS and bring up slowly.Donot optimize POFF at higher power

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476550Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-4
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476549Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-3
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476548Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-2
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476547Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L26-1
Username: dthomas
Date/Time: 03-13-26_14:48:54
RF Status: Good
Tuner Status: Good
Comment: C100 Unbypassed - for C100 phasing
Special Instructions: If dropped out of KRRPw,reduce the GLOSS (1or lower) and bring up slowly.

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4476545Logbook(s): 

• ELOG

Body: 

Chamber vacuum was relieved this AM. Will leak test next week after disconnect from upstream beamline.