Aggregator

Log Number: 4532995Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Shriner
DATE:             07/28/2026
SHIFT:               Swing

The operator has read the following:

• ELOG
• PD Shift Plan
• Radiation Surveys for PSS Segments in Controlled Access
• PSS Log

Log Number: 4532992Logbook(s): 

• ELOG

Entry Makers: ywangBody: 

Restored the injector after the beam studies and optimized to the ILD:
Fig. 1: C beam, 80uA
Figs. 2 & 3: B's and D's orbits relative to C's, respectively
Figs. 4 & 5: B beam, 500nA, and D beam, 10uA, respectively
Fig. 6: BEM

Log Number: 4532989Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl06

Saved: ywang 07-28-26 15:57:41 {A:i B:1 C:5 E:1060 A=BS B=BS C=CW D=BS 0R08=0.00 0R08 dump in.

Log Number: 4532986Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System UN-Masking for: BeamLossMonitor
User: lrichard
Areas: All

BeamLossMonitor Devices:
ILM0I07
ILM0L01A
ILM0L01B
ILM0L02
ILM2D00A
ILM2D00B
ILM0L04A
ILM0L04B
ILM0L05
ILM0L06A
ILM0L08
ILM0R01
ILM4D00
ILM0R03
ILM0R04
ILM0R06
ILM0R08
ILM0R09
ILM1L01
ILM1L02
ILM6R08
ILM3S00
ILM7S00
ILM9S00
ILM5S10
ILM5E03
ILM7S01
ILM9A01
ILM3E02
ILM5A01
ILM1A04
ILM1A06
ILM1A09
ILM5A10
ILM1A16
ILM1A19
ILM3R10
ILM9R07
ILM1R09
ILM2L03
ILM5R10
ILM5R05
ILM2L01
ILM2T09
IL

Log Number: 4532983Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Masked Hall C Normal Target FSD

Log Number: 4532982Logbook(s): 

• ELOG
• LERFLOG

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

Date : 07-28-26
Time : 15:35:22
Day : Tuesday
Shift : Swing

Crew Chief : Richardson
Program Deputy: KLarrieu
Team : X
Arm : Humphry
Designated SSO: Shriner
LERF Operator:
Operators : Anthony, Humphry, Shriner

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

Log Number: 4532980Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System Masking for: BeamLossMonitor
User: lrichard
Areas: All

BeamLossMonitor Devices:
ILM0I07
ILM0L01A
ILM0L01B
ILM0L02
ILM2D00A
ILM2D00B
ILM0L04A
ILM0L04B
ILM0L05
ILM0L06A
ILM0L08
ILM0R01
ILM4D00
ILM0R03
ILM0R04
ILM0R06
ILM0R08
ILM0R09
ILM1L01
ILM1L02
ILM6R08
ILM3S00
ILM7S00
ILM9S00
ILM5S10
ILM5E03
ILM7S01
ILM9A01
ILM3E02
ILM5A01
ILM1A04
ILM1A06
ILM1A09
ILM5A10
ILM1A16
ILM1A19
ILM3R10
ILM9R07
ILM1R09
ILM2L03
ILM5R10
ILM5R05
ILM2L01
ILM2T09
ILM8T

Log Number: 4532978Logbook(s): 

• HBLOG
• ELOG

Body: 

At 13:17 we went down to Hall B, which was in controlled access. However, the status box above the door was showing SWEEP COMPLETED, and the box in the counting room was showing BEAM PERMIT. Pictures are attached.

Log Number: 4532977Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl06
Data from: /usr/opdata/burt/allsnap/07-27-26_10:28:55
Restored file: /tmp/07-28-26_15:19:52.snap

Log Number: 4532976Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: BCD Beam 

Log Number: 4532975Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

Body:  Accelerator PHYSICS STUDIES RESTORE ACC DOWN OFF (SAM) Planned 2 6 0

Log Number: 4532973Logbook(s): 

• ELOG
• RFLOG

Entry Makers: alexsBody: 

Restored without issue.

Log Number: 4532972Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl06
Data from: /usr/opdata/burt/allsnap/07-28-26_09:32:32
Restored file: /tmp/07-28-26_15:11:04.snap

Log Number: 4532970Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.South

Total Time: 3.150 mins

Log Number: 4532969Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.North

Total Time: 3.033 mins

Log Number: 4532967Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19.5 was successfully run for the South Linac on 2026-07-28 15:04:34. The application phase took 00:00:17 to complete.

Log Number: 4532966Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19.5 was successfully run for the North Linac on 2026-07-28 15:03:36. The application phase took 00:00:21 to complete.

Log Number: 4532965Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.North
Area.Linacs.South
Area.Arcs.Arc1.Spreader
Area.Arcs.Arc1.Arc
Area.Arcs.Arc1.Recombiner
Area.Arcs.Arc1.Extraction
Area.Arcs.Arc3.Spreader
Area.Arcs.Arc3.Arc
Area.Arcs.Arc3.Recombiner
Area.Arcs.Arc3.Extraction
Area.Arcs.Arc5.Spreader
Area.Arcs.Arc5.Arc
Area.Arcs.Arc5.Recombiner
Area.Arcs.Arc5.Extraction
Area.Arcs.Arc7.Spreader
Area.Arcs.Arc7.Arc
Area.Arcs.Arc7.Recombiner
Area.Arcs.Arc7.Extraction

Log Number: 4532964Logbook(s): 

• ELOG
• SLOG

Tags: 

• Autolog

Body: restorelib 3.0.1 Target restore date was 2026-07-28 14:54:52 The output from the myRestore execution was as follows: iochc10 systemEnum@2026-07-28 14:54 2(2) restored Execute: /usr/csite/certified/bin/ced2Epics -ced ced -A -i iochc10 (success) PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modified: 0 Procedure return status: Success

Log Number: 4532963Logbook(s): 

• ELOG

Body: 

1L02-6 Replaced drive cable and CRFP cable then RFCM after CRFP regulation above 3Mv/m was still present. Drew up IC/PTW for 2.5w amp changeout but ran out of time to do today. Next maintenance day ! Cav.6 ODVH changed from 3.0 Mv/m to 4 Mv/m since CRFP was more stable than before RFCM changeout.