Diff for "KAGRA/Recovery2024/EYC"

Differences between revisions 8 and 16 (spanning 8 versions)

EYC Recovery(20240407)

Suspension health check (Takahashi, Ushiba)
- Recovery just after disasters:
  - https://klog.icrr.u-tokyo.ac.jp/osl/?r=28212,
- Cable cut and repair
  - Recovery of BF damper: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28640
  - treatment: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29003
- A01: Cable check
  - Photosensor:
    - Investigation and recovery: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28765
    - Repair: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28811
    - Glitches: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28430, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29753, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29816
  - Cable replacement
    - ETMY MN LEN OpLev is very noisy: https://klog.icrr.u-tokyo.ac.jp/osl/?r=27776
  - Resistance/Inductance
    - BF LVDT: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28550
    - F2 LVDT: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29780
    - F2 GAS signal: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29603, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29622
    - LVDT coils for BF damper: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29199
- A02 Porality Check
- A03 Rubbing Check
  - Investigation of BF horizontal actuator: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29451
- A04: Range and Calibration
- A05: Watchdog Setting: Skip
- A06: Height Measurement
  - https://klog.icrr.u-tokyo.ac.jp/osl/?r=29083
- A08: Calibration:skip
- A09: Spectrum(spectra of IM/MN photosensors.)
  - https://klog.icrr.u-tokyo.ac.jp/osl/?r=28430
  - ETMY F2 GAS signals got strange in this morning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29603
- A10: Transfer Function
  - https://klog.icrr.u-tokyo.ac.jp/osl/?r=28430
- A11: EQ stopper
  - check:https://klog.icrr.u-tokyo.ac.jp/osl/?r=29604
- (A12: Inertial Damping)
  - https://klog.icrr.u-tokyo.ac.jp/osl/?r=29715, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29750
Oplev Check (Yokozawa, Akutsu)
- Just after disasters: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28216, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28221, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28246, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28252
- Check before closing: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29206
Green flash at REFL and Trans PD
- Path finder: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28861
- Flash finder:https://klog.icrr.u-tokyo.ac.jp/osl/?r=29115
- Flash check again before closing.
Y-Pcal homework
- Healthy just after disasters: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28210
- Oil pollution !!
- Recovery including mirror cleaning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29738
- Review document: https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=15844
Windows Cleaning
- https://klog.icrr.u-tokyo.ac.jp/osl/?r=28730
Tcam (Yokozawa and ChenDan, and Yamamoto)
- just after disaster: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28410
- maintenance: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28642, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28644
- Cleaning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29213, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29901
- Reclaening ??
- Image Analysis: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29330
TMSY optical system (Akutsu and his selected persons)
Baffle PDs (Yokozawa and his selected persons):
- not necessary.
NAB, WAB (Akutsu)
- NAB@EYA
  - Mechanically healthy: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28997
  - Concerns: pollution with oil -> Noway to clean it, except for the suspension base-frame that was cleaned.
- WAB@EYC
  - Mechanically healthy: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28620
  - EY WAB restained and released: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28620, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28871
Vacuum system (Kimura-san / Uchiyama-kun and their selected persons)
- tie rod adjustment between EYC and TMSY to avoid stress when the only EYC side is pumped down.
- Nasty air parts were replaced. -. Done
- Vacuum alert recovery after pumping down.
- GV interlock will be tried after pumping down.
- Pumping down from EYA
Cryo-system (Kimura-san and his selected persons)
- All temp signals are obtained?
- Connector change is required for the heat link suspensions.
- Cryocon alert to slack after cooling.
- No interlock for TMP around the Cryostat.

-  ⇤ ← Revision 8 as of 2024-06-13 12:31:06 → 
  Size: 3205
  Editor: miyoki
  Comment:
+   ← Revision 16 as of 2024-06-14 14:31:49 → ⇥
  Size: 4458
  Editor: miyoki
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 5:
+  * Recovery just after disasters:
   * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28212, 

  * Cable cut and repair
   * Recovery of BF damper: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28640
   * treatment: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29003
-Line 10:
+Line 17:
-Line 12:
+Line 20:
+   * Resistance/Inductance
    * BF LVDT: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28550
    * F2 LVDT: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29780
    * F2 GAS signal: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29603, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29622
    * LVDT coils for BF damper: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29199
-Line 17:
+Line 31:
-   *
+   * Investigation of BF horizontal actuator: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29451
-Line 25:
+Line 39:
-   *
+   * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29083
-Line 31:
+Line 45:
+   * ETMY F2 GAS signals got strange in this morning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29603
-Line 33:
+Line 49:
+  * A11: EQ stopper
   * check:https://klog.icrr.u-tokyo.ac.jp/osl/?r=29604

  *(A12: Inertial Damping)
   * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29715, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29750
-Line 41:
+Line 63:
+  * Flash check again before closing.
-Line 46:
+Line 69:
+  * Review document: https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=15844
-Line 48:
+Line 72:
+  * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28730
-Line 53:
+Line 78:
-  * Cleaning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29213
+  * Cleaning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29213, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29901
-Line 60:
+Line 85:
-  *
+  * not necessary.
-Line 72:
+Line 97:
-  * tie rod adjustment between EXC and TMSX to avoid stress when the only EXC side is pumped down.
  * Nasty air parts were replaced.
  * Vacuum alert recovery after pumping down.
+  * tie rod adjustment between EYC and TMSY to avoid stress when the only EYC side is pumped down.
  * Nasty air parts were replaced. -. Done
  * Vacuum alert recovery after pumping down.
-Line 76:
+Line 101:
-  * The broken cc-10 was replaced.
  * N2 purge is necessary for EXV.
+  * Pumping down from EYA