Aggregator

Log Number: 4551009Logbook(s): 

• ELOG

Body: 

As requested on Fab Shop work request (102527), terminations will be done in 1L08 Tunnel enclosure and North Linac only. Hall A and Compton was canceled.

Log Number: 4551006Logbook(s): 

• ELOG

Body: 

Re-evaluation of the leaks on this flushing rig means it will be taken out of commission until it is fully repaired.

Log Number: 4551005Logbook(s): 

• HDLOG
• ELOG

Body: 

TAGM Fiber bundles fabrication & polishing in process
Gas Shed ODH Fan flow evaluation - Facilities Request submitted
ePAS - PTW's waiting approvals for:
Instrument Air system PM & Relief Valves replacement

Log Number: 4551004Logbook(s): 

• ELOG
• POLOG

Body: 

Re-Bake of line to turbo cart over the weekend, ramping down for leak testing Monday

Log Number: 4551003Logbook(s): 

• ELOG

Tags: 

• Autolog
• MCC8am

Body:  */ ATLis Comments Posted 18:00 Saturday October 24 through 18:00 Sunday October 25 Mechanical Engineering Electrical Testing of Arc Dipoles

2026-10-24 19:10 - Glenn Schrader

W

Log Number: 4551002Logbook(s): 

• ELOG
• SLOG

Tags: 

• MCC8am

Body: 

Troubleshoot archiving of signals from VTA
Ongoing projects

Log Number: 4550998Logbook(s): 

• ELOG

Body: 

We are waiting for DCP to perform the disconnect of the before mentioned additional magnets. Slated to begin the week of 10/26.

Log Number: 4550997Logbook(s): 

• ELOG

Body: 

23rd Oct work:
- injector gun 2B alignment
- injector table as-found survey

26th Oct work map:
- Hall A MOLLER TM0 Mapper probe alignment

Log Number: 4550996Logbook(s): 

• ELOG

Tags: 

• Autolog
• MCC8am

Body:  */ ATLis Comments Posted 18:00 Friday October 23 through 18:00 Saturday October 24 Fac Operations Electrical Shutdown B36 (GPB) to perform 5-year extensive electrical PMs

2026-10-24 06:10 - Howard Dunlap

Log Number: 4550992Logbook(s): 

• ELOG

Body: 

Correction: (Panel 36-H6) 26,28, & 30 is a bad spare breaker to be replaced as well.

Log Number: 4550991Logbook(s): 

• ELOG
• SRFLOG

Body: 

Completed tuner characterization for cavity 5 range test and hysteresis.
Emax for Cavity 5 = 23.8 MV/m - quench limited
One hour run completed at 23.3 MV/m
FE ~ 10 mR/hr max

Log Number: 4550988Logbook(s): 

• CLOG
• ELOG

Body: 

• 1L07 shield U-tubes removed
• New workstation setup in CHL Control Room
• Calibrating the shield LVDTs for SL Zone 16 (14-17)
• CHL1 C5 oil pump repair complete
• CHL2 Cold Compressor 4 gasket installation
• Started work on CHL2 LHe dewar rupture disc replacement
• Suspended ESR1 compressor testing for the weekend

Log Number: 4550987Logbook(s): 

• ELOG

Tags: 

• Autolog
• MCC8am

Body:  */ ATLis Comments Posted 18:00 Thursday October 22 through 18:00 Friday October 23 AES I&C Systems NL23 thru NL26 HV Vacuum Cable Jumper Install

2026-10-23 14:10 - Mathew Almodovar-Mercado

Log Number: 4550986Logbook(s): 

• ELOG

Body: 

This task has been scheduled for Oct. 27, Tuesday morning. One technician from Carr Electrical made a visit to the site and confirmed the specific work and schedule.

Log Number: 4550982Logbook(s): 

• ELOG

Body: 

Completed updating the labels for BLMs' HV and signal cables in the tunnel for BSY and Injector segments. Started working on NL.

Log Number: 4550980Logbook(s): 

• ELOG
• LERFLOG

Body: 

The following entry was removed from the Accelerator Bypassed-Interlocks Log (ABIL)

Log Number: 4550979Logbook(s): 

• ELOG
• LERFLOG

Body: 

The following entry was placed in the Accelerator Bypassed-Interlocks Log (ABIL)

Log Number: 4550978Logbook(s): 

• ELOG
• POLOG

Body: 

Area cleaned up, old equipment removed, rack pulled away a little. Ready for Carr Electric next week to install feed-through. Riad and Ali verified a lot of cables, known and unknown under the rack, will be the big part of this project in the upcoming weeks.

Log Number: 4550977Logbook(s): 

• ELOG

Body: 

Calibration technician will be back onsite Wednesday 10-28-26 to calibrate North Access (North LINAC LCW and West ARC LCW) and South Access (South LINAC LCW and East ARC LCW) dissolved oxygen sensors. Building 92 calibrations will resume Thursday 10-29-26.

Log Number: 4550973Logbook(s): 

• ELOG
• POLOG

Body: 

Identified leak in the pump cart prior to opening to the beamline. Rebaking line between pump cart and beamline before opening and leak checking.
https://logbooks.jlab.org/entry/4550971