Reports until 16:13, Monday 18 October 2021
LHO General
nidhi.patel@LIGO.ORG - posted 16:13, Monday 18 October 2021 (60307)
OPS Day Shift Summary

TITLE: 10/18 Day Shift: 15:00-23:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Planned Engineering
SHIFT SUMMARY: Construction, HAM5/7, and PSL work continues. EY vented. LVEA is Laser HAZARD.
LOG: 

Date UTC (local)

18-10-21 15:34 (08:34 AM) Karen and Kim in LVEA                                 
18-10-21 15:35 (08:35 AM) NDS0 is restarted
18-10-21 16:14 (09:14 AM) Cheryl in PSL
18-10-21 16:53 (09:53 AM) Mitchell and TJ in HAM5/7/beer garden area
18-10-21 17:07 (10:07 AM) Jenne in PSL
18-10-21 17:07 (10:07 AM) Karen and Kim are out of LVEA
18-10-21 17:17 (10:17 AM) Varun in PSL
18-10-21 17:37 (10:37 AM) Mitchell and TJ are out of LVEA
18-10-21 17:55 (10:55 AM) Camilla and Sheila in HAM5/7 area
18-10-21 17:59 (10:59 AM) Betsy, Lee, Win in LVEA
18-10-21 18:10 (11:10 AM) Georgia in LVEA
18-10-21 18:12 (11:12 AM) Keita in HAM5/7 area
18-10-21 18:12 (11:12 AM) Betsy is out of LVEA
18-10-21 18:30 (11:30 AM) Georgia is out of LVEA
18-10-21 18:30 (11:30 AM) Keita is out of LVEA
18-10-21 18:37 (11:37 AM) Rahul in HAM5/7
18-10-21 18:38 (11:38 AM) Jim headed to EX to check on HEPI pump
18-10-21 18:49 (11:49 AM) Karen and Kim are out of EY
18-10-21 19:21 (12:21 PM) Varun, Cheryl, and Jenne are out of PSL
18-10-21 19:23 (12:23 PM) Rahul is out of LVEA
18-10-21 19:52 (12:52 PM) Lee and Wen are out of LVEA
18-10-21 19:59 (12:59 PM) Camilla and Sheila are out of LVEA
18-10-21 20:00 (13:00 PM) Jim headed to EX to grease the HEPI pump
18-10-21 20:12 (13:12 PM) Varun and Cheryl in PSL
18-10-21 20:33 (13:33 PM) Travis, Gerardo, and Kyle heading to EX to prepare    for venting EY; per Betsy's instructions: set guardians SUS_ETMY and SUS_TMSY   to SAFE (noticed that SUS_TMSX and SUS_ETMX guardians were set to Damped,       changed them to ALIGNED); per Jim's instructions: 1) turned off sensor          correction for ETMY by setting SI_ETMY_ST1_SC to CONFIG_SC_OFF. 2) set the gain of H1ISI-ETMY_ST2_ISO_RX and RY DoF to zero. 3) and then set watchdog SEI_ETMY  to ISI_DAMPED_HEPI_OFFLINE.
18-10-21 20:47 (13:47 PM) Jim is back from EX
18-10-21 21:11 (14:11 PM) Camilla in HAM7
18-10-21 21:15 (14:15 PM) Sheila, Lee, and Wen in HAM7
18-10-21 21:22 (14:22 PM) Jenne in PSL
18-10-21 21:52 (14:52 PM) Betsy in HAM5/7
18-10-21 22:12 (15:12 PM) Betsy is out of LVEA
18-10-21 22:48 (15:40 PM) Cheryl is out of PSL
18-10-21 22:48 (15:48 PM) Jim headed to EY to troubleshoot HEPI pump
18-10-21 23:09 (16:09 PM) Jim is back from EX