Aggregator

Log Number: 4551181Logbook(s): 

• CLOG
• ELOG

Entry Makers: creelBody: 

Completed CHL2 LHe dewar burst disk/relief valve replacement.
Completed commissioning ESR1 warm compressors as backup's for ESR2 via new cross connect headers.
Continued finishing SL Zone 16 Labeling
Completed wiring SCN CC4 power, magnetic coils, and instrumentation connections.
Completed pumping SCN CC4 process lines in preparation for spin testing.
Started removal of unused equipment racks from CHL control room.

Log Number: 4551180Logbook(s): 

• ELOG

Body: 

Vacuum pump to run on system overnight. If desired results in AM, recharge system and re-start in AM - confirm proper operation.

Log Number: 4551179Logbook(s): 

• ELOG
• POLOG

Body: 

Preparation continues: Gathering equipment, plan to vent tomorrow morning after detailed pre-job brief.
Please minimize injector traffic through injector stairs (laser room and downstream: please use North access building) - we'll have signs up when the vacuum chamber is open.

Plan Details for tomorrow:
Ion pumps off, track adjacent pumps
Vent through pump cart with N2
break at long manipulator, remove end piece from old, install on new, check out, reinstall, verify sufficient retraction
Break at NF3 valve flange, replace, reinstall.

Log Number: 4551178Logbook(s): 

• ELOG
• POLOG

Body: 

Gathered NEG activation supplies and cords, arranged, check out and ready for NEG activation at next opportunity. Prep chamber vacuum work starts tomorrow, NEG activation will follow that. https://logbooks.jlab.org/entry/4551177

Log Number: 4551173Logbook(s): 

• ELOG

Body: 

Continued work on the Shunt Task list.

- Kissinger

Log Number: 4551172Logbook(s): 

• ELOG

Body: 

Looks good. Adding to Friday 11/6 and Monday 11/16 SAM Cal.

Log Number: 4551171Logbook(s): 

• ELOG
• POLOG

Body: 

This task is scheduled on Wednesday morning, Oct.28, 2026.

Log Number: 4551170Logbook(s): 

• ELOG

Body: 

Please link PTW for this work and ensure it is on-issue before proceeding. Task approved, added to SAM Cal for Wed+Thu this week.

Log Number: 4551166Logbook(s): 

• HCLOG
• ELOG

Body: 

Today hall C technicians worked on.

Log Number: 4551164Logbook(s): 

• ELOG

Body: 

Replaced hoses and repaired major leaks. Plan for Wednesday is fixing minor leaks and enabling the 14kV taps on transformer. Techs: X. Gomez, L. Farrish

Log Number: 4551162Logbook(s): 

• ELOG

Body: 

RF group CPS wiring complete pending final system expert checks and approval. 480 V cabling and VVU installation still remain for the AES electricians. All 8 cavities have new circulators installed and klystrons reconnected, but still need LCW head modifications and leak checks by the RF engineer once they're done with 1L09. All 8 KRRP power meters are now hooked up to the KRRP chassis.

Log Number: 4551158Logbook(s): 

• HBLOG
• ELOG

Entry Makers: dinsleyBody: 

Bled up beamline through tagger.

Changed out collimator 6.4mm for 20mm

Pumped down beamline through tagger

Repair and maintenance of roots blower for tagger vacuum chamber pump down.

Opened PRAD II target chamber for RadCon survey.

Log Number: 4551157Logbook(s): 

• ELOG
• INCLOG

Body: 

Routed spare HV cables and cleaned up the new HV jumpers at NL25.
Installed black HV adapter boxes to the cable tray at NL26 and finished the HV cable re-terminations.
(VIP1L261 thru VIP1L268 and VCG1L26)
All readbacks look good and stable. Tested VCG1L26 HV cable with HV load box.
Routed HV cables and cleaned up the new HV jumpers at NL26.

Will close ATLis/epas at the end of the week to allow time to monitor readbacks and ensure no further issues arise.

Log Number: 4551156Logbook(s): 

• ELOG
• SLOG

Tags: 

• Autolog

Body: restorelib 3.0.1 Target restore date was 2026-10-27 14:16:45 The output from the myRestore execution was as follows: iocsoftmag softmag@2026-10-27 14:16 16(16) restored softmagflow@2026-10-27 14:16 14(14) restored systemEnum@2026-10-27 14:16 2(2) restored Execute: /usr/csite/certified/bin/ced2Epics -ced ced -A -i iocsoftmag (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: 4551150Logbook(s): 

• ELOG

Entry Makers: ywangBody: 

Tune beam to FC2 with buncher off

Log Number: 4551149Logbook(s): 

• ELOG
• INCLOG

Body: 

IPM1L00 - low X and Y saturation flag

IPM1L04 - low X saturation flag

Log Number: 4551148Logbook(s): 

• ELOG
• BPMLOG

Body: 

Log Number: 4551147Logbook(s): 

• ELOG
• INCLOG

Body: 

All readbacks are still working fine.
Task Complete.

Log Number: 4551146Logbook(s): 

• ELOG

Body: 

1L07. Forgot to mention the high-pressure side of the JT was included in the 8psi helium circuit leak test.

Log Number: 4551142Logbook(s): 

• ELOG

Body: 

OM213 in LERF bypassed due to faulty output. troubleshooting ongoing.