thomas.shaffer@LIGO.ORG - posted 16:25, Thursday 14 November 2024 (81278)
Ops Day Shift End
TITLE: 11/15 Day Shift: 1530-0030 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Corrective Maintenance
INCOMING OPERATOR: Corey
SHIFT SUMMARY: The entire shift was dedicated to troubleshooting the laser glitching issue. We also had high winds and high useism, so it was good timing. The wind has died down and the troubleshooting has ended for the day so we are starting initial alignment.
LOG:
- 1629 IMC offline, ISS off
- 1644 IMC offline, ISS off, FSS off
- 1756 Turning off PSL and power cycling the Beckhoff computer
- 1933 Laser back up
- 2350 Started relocked
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 21:41 | SAF | Laser | LVEA | YES | LVEA is laser HAZARD | 08:21 |
| 16:22 | ISC | Sheila | LVEA | yes | Unplugging cable for IMC feedback | 16:42 |
| 16:47 | TCS | Camilla | LVEA | yes | Power cycle TCSY chassis | 17:04 |
| 17:44 | EE | Fernando | MSR | n | Continuing work on the ISC backup computer | 22:38 |
| 18:05 | PSL | Patrick, Ryan, Fil | LVEA | yes | Power cycle PSL Beckhoff computer | 18:26 |
| 18:39 | PSL/CDS | Sheila, Fil, Marc, Richard | LVEA | yes | 35MHz swap or wiring | 19:09 |
| 19:18 | PSL | Ryan | LVEA | yes | Reset noise eater | 19:49 |
| 19:58 | TCS | TJ, Camilla | LVEA | YES | Checking TCSY cables | 20:58 |
| 19:58 | PSL | Vicky | LVEA | YES | Setting up PSL scope & poking cables | 20:58 |
| 22:43 | PSL | Jason, Sheila | LVEA | yes | PMC meas. | 00:20 |
| 22:44 | PSL | Ryan | LVEA | yes | PMC meas | 23:14 |
| 22:44 | PSL | Vicky | LVEA | yes | Setting up sr785 | 00:21 |