Aggregator

Log Number: 4473212Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: RF was turned on in:
R29
R2A
R2B
R2F
R2H
R2I
R2K
R2M

Log Number: 4473211Logbook(s): 

• ELOG

Body: 

Comments:

Beam is very blown loading design

Laser Used:

A Laser

Sigmas:

Log Number: 4473210Logbook(s): 

• ELOG

Entry Makers: samariBody: 

Loaded the eDT setpoints from workspace and set LEMi quaq MQJ0L05 to -136.146 G/cm (5.4920 times LEMI current value as per the new optics K1 of -0.8374912413519876 compared to -1.524942208416380e-01.

Log Number: 4473209Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: RF was turned on in:
R12
R14
R17
R18
R19
R1B
R1D
R1E
R1F
R1G
R1H
R1I
R1K
R1M
R1N

Log Number: 4473207Logbook(s): 

• ELOG

Body: 

2L25 CPS: All 4 bays now go to high voltage. 120 Vac distribution terminal blocks were removed from 2L26 to replace the damaged terminal blocks in 2L25. 2L26 is out of service until 120 Vac distribution terminal blocks are replaced. Zone 2L25 is ready for SRF testing.

Log Number: 4473204Logbook(s): 

• ELOG

Body: 

1L03 is mandatory for optics.

Log Number: 4473203Logbook(s): 

• ELOG

Body: 

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

Magnets contained in the following file: /tmp/eDT_CMPQ_design_snapfile_MGnHU_.snap
MQJ0L02
MQJ0L02A
MQJ0L03A
MQJ0L03
MQJ0L04
MQD0L06
MQB0L07
MQB0L08
MQB0L09
MQB0L10

Total Time: 0.717 mins

Log Number: 4473202Logbook(s): 

• ELOG
• BTLOG

Tags: 

• Autolog

Body: eDT V2-40-2 Design Setpoints Download - Downloading new setup_345 design
Downloading new setup_345 design
hostname: opsl04
CED workspace: setup_345
CED login_key: pro

Log Number: 4473201Logbook(s): 

• ELOG
• SRFLOG

Body: 

2L25
- 2L25A leak check passed, NEG reactivated
- Cleanrooms removed from area
- 2L25A and 2L26A girder ion pumps on building power

Log Number: 4473199Logbook(s): 

• ELOG

Body: 

1L03: Inspection of CPS indicates the top winding on the right hand side of the High Voltage Transformer has slipped down. It appears the two windings are touching. Closer inspection is needed and a stand by transformer cart may need to be installed. S. Holben

Log Number: 4473198Logbook(s): 

• ELOG

Body: 

Seth Green and I will be heading to the BSY to check the Hall C FFB system. I've coordinated this with Onish and we have approval to proceed. We'll ensure the Trim Racks and magnets are restored to their original configuration once our check is complete.

Log Number: 4473197Logbook(s): 

• ELOG
• RFLOG

Body: 

0L04-3
Replaced klystron serial# 100123/1324 with klystron serial# 100216/2450. While replacing the klystron, we discovered 4 bad Mod Anode Bank resistors which were also replaced. We will verify new klystron tomorrow due to PSS Certs taking place today.
Tech: Evonda V. Alex S. and Gunner K.

Log Number: 4473196Logbook(s): 

• ELOG

Body: 

Harshani and I pulse processed the following cavities. 1L05-2, 1L05-5, 1L05-7, 1L10-1 and 1L10-5.

The Decarads are still set up in these zones. Please do FE onset measurements on them on swing or owl if possible.

Log Number: 4473194Logbook(s): 

• ELOG
• LERFLOG

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

Date : 02-26-26
Time : 15:10:38
Day : Thursday
Shift : Swing

Crew Chief : Richardson
Program Deputy: Schoene
Team : X
Arm : RADCON
Designated SSO: Chaudhary
LERF Operator:
Operators : Chaudhary

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

Log Number: 4473190Logbook(s): 

• ELOG

Entry Makers: kernsBody: 

All four CPS bays back up and readings checked out good in all after 5 minute test in HV. Let MCC know I was done with HV checks so they could start magnet box supply certs.

Log Number: 4473188Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
0L04-3
Username: evonda
Date/Time: 02-26-26_14:50:22
RF Status: Good
Tuner Status: Good
Comment: Replaced klystron SN: 100123/1324 with SN: 100216/2450; Cavity will get recovered tommorrow due to PSS Certs.
Special Instructions:

Maintenance Tag: Component: Tube {Removed SN: 100123/1324, Replacement SN: 100216/2450}

Log Number: 4473186Logbook(s): 

• ELOG

Body: 

Mag Shop:

We will wrap up magnet work at 2L26 warm region girder tomorrow; we are shooting to get 2L25 knocked out to.  We have all the admin/work docs prepared, will round up parts tomorrow needed to repair the 3/8'' LCW return line @LCW-2L-R-09, to restore LCW @2L26.   That's the work map plan for 2.27.2026.

Will follow up with progress note at end of business tomorrow.  To keep all apprised.

Log Number: 4473185Logbook(s): 

• ELOG

Entry Makers: dthomasBody: 

Log Number: 4473184Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: High Voltage was turned off for:
R02
R03
R04
R12
R14
R15
R16
R17
R18
R19
R1A
R1B
R1C
R1D
R1E
R1F
R1G
R1H
R1I
R1K
R1L
R1M
R1N
R1O
R1P
R1Q

Log Number: 4473183Logbook(s): 

• ELOG
• POLOG

Tags: 

• Autolog

Body: