TITLE: 10/21 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Preventive Maintenance
INCOMING OPERATOR: Ryan C
SHIFT SUMMARY: Currently trying to relocking. Having some trouble, partially due to extremely high secondary microseism, and partly due to unknown issues.
LOG:
14:30UTC Detector in IDLE due to high secondary microseism
20:47 Start relocking
20:47 Initial alignment
21:25 Initial alignment done
Lockloss from LOWNOISE_LENGTH_CONTROL - ringup started when gains were changed, lost lock 10s later
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 15:06 | FAC | Eric | EX, EY | n | Lubricating fans | 16:06 |
| 15:08 | VAC | Gerardo | EX | n | Ion pump | 15:44 |
| 15:09 | VAC | Jordan | MY, EY | n | Turbo pump tests | 18:35 |
| 15:15 | FAC | Kim, Nellie | HAM Shack | n | Tech clean | 16:08 |
| 15:19 | FAC | Tyler | EX | n | Joining Eric | 16:06 |
| 15:45 | EE | Fil | LVEA | n | Swapping MC lower stage satamps | 17:23 |
| 15:46 | FAC | Randy | LVEA | n | Inspections | 16:06 |
| 16:05 | FAC | Mitchell | LVEA | n | Moving stuff to SEI rack | 16:12 |
| 16:08 | FAC | Kim, Nellie | LVEA | n | Tech clean | 17:35 |
| 16:58 | FAC | Tyler | LVEA, MX, MY | n | 3IFO checks | 18:43 |
| 17:00 | EE | Marc | LVEA | n | Joining Fil | 17:06 |
| 17:08 | SEI | Jim, Randy | LVEA | n | Looking around BSC2 | 17:59 |
| 17:24 | Keita, Rahul | OpticsLab | y(local) | ISS Array | 19:48 | |
| 17:31 | EE | Fil | EX, EY | n | Checking out fibers and figuring out power supply issue | 19:21 |
| 17:35 | SEI | Jim | LVEA | n | Working on HAM7 SEI satamps | 17:59 |
| 17:35 | FAC | Nellie | EY | n | Tech clean | 18:33 |
| 17:36 | FAC | Kim | EX | n | Tech clean | 19:23 |
| 17:36 | EE | Marc | EX | n | Replacing failed fan | 18:41 |
| 17:46 | FAC | Randy | EY, EX | n | Checks | 19:37 |
| 18:45 | EE | Marc | EX | n | Get ready to restart EX pump controller | 19:45 |
| 19:30 | VAC | Gerardo | EY | n | Turning off purge air pumps | 20:26 |
| 19:37 | FAC | Randy | XTube | n | Caulking the tube | 21:59 |
| 20:03 | RyanC | LVEA | n | Sweeping | 20:26 | |
| 21:49 | EE | Marc, Fil | MY | n | Investigating PEM power supply failure | 22:11 |
| 22:43 | PSL | Keita | Optics lab | lOCAL | ISS array | 23:43 |
| 23:03 | EE | Marc, Fil | MY | n | Replacing power supply | 23:23 |