|
Size: 4540
Comment:
|
Size: 4458
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 63: | Line 63: |
| * Flash check again before closing. | |
| Line 80: | Line 81: |
| * acceptance by Ushiba-kun: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29905 | |
| Line 101: | Line 101: |
| * The broken cc-10 was replaced. * N2 purge is necessary for EYV. |
* Pumping down from EYA |
EYC Recovery(20240407)
- Suspension health check (Takahashi, Ushiba)
- Recovery just after disasters:
- 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:
- Cable replacement
ETMY MN LEN OpLev is very noisy: https://klog.icrr.u-tokyo.ac.jp/osl/?r=27776
- Resistance/Inductance
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
A08: Calibration:skip
- A09: Spectrum(spectra of IM/MN photosensors.)
ETMY F2 GAS signals got strange in this morning: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29603
- A10: Transfer Function
- A11: EQ stopper
- (A12: Inertial Damping)
- Oplev Check (Yokozawa, Akutsu)
- 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
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
- NAB@EYA
- 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.