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ID Date Author Type Category Subjectup Text Attachments
  5365   Thu Sep 8 10:50:44 2011 steveUpdateVACpumpdown #71 comletedVacuum status:  " vacuum normal"  
CC1 pressure 5e-5 Torr
Slow roughing through butterfly valve
 pd#71.jpgmaglevpd.jpg 
  12483   Mon Sep 12 17:54:24 2016 SteveUpdateVACpumpdown 79 We are pumping down. The annuloses
are below 10 mTorr

The vacuum gauges are not communicating
  
  12488   Tue Sep 13 17:47:04 2016 SteveUpdateVACpumpdown 79 completedP1 IFO pressure is 1 mTorr, valve configuration: vacuum normal,
annulosses are pumped, RGA is off, not pumped.
  
  12492   Wed Sep 14 09:44:09 2016 SteveUpdateVACpumpdown 79 completedThe pumpdown started at
9-12-2016

The IFO is at 5e-5 Torr vacuum
 pd79.pngpd79d2.jpgCCcg.jpg 
  12496   Thu Sep 15 10:36:32 2016 SteveUpdateVACpumpdown 79 day 3IFO pressure 3.7e-5 Torr at new cold cathode
InstruTech - Hornet

New
 vent78for73d.png 
  14082   Wed Jul 18 12:49:08 2018 SteveSummaryVACpumpdown 81 at 6 +4.5hrsThe manual gate valve scan was clean. Atm1
    TP1 was pumping on it overnight.

         
 manlGateScan.pnghanding_over_Mag.pngTGVw2auxfans_.jpg 
  14083   Wed Jul 18 17:36:50 2018 SteveSummaryVACpumpdown 81 at 6 +9 hrs completedIFO P1 6e-4 Torr,  manual gate valve
is fully open

The annuloses will be pumped down
 pd81completed.pngpd81@30hrs.png 
  14079   Tue Jul 17 18:16:38 2018 SteveSummaryVACpumpdown 81 at 6 hrsPrecondition:  4 days at atm.  
Atm5

HEPA tent used during the vent
 6x 
  14080   Tue Jul 17 22:25:41 2018 KojiSummaryVACpumpdown 81 at 6 hrs10:20PM


Opened VM2 to pump down
the RGA section with TP1
Stopped
  
  14167   Thu Aug 16 07:50:28 2018 SteveUpdateVACpumpdown 81 at day 30 

 
 pd81d30.png 
  14183   Fri Aug 24 10:51:23 2018 SteveUpdateVACpumpdown 81 at day 38 

 
 d38.png 
  14432   Mon Feb 4 12:23:24 2019 gautamUpdateVACpumpdown 83 - leak tests[koji, gautam]

As planned, we valved off the main
volume and the annuli from the turbo-pumps
 PD83.png 
  7703   Tue Nov 13 08:34:11 2012 SteveSummaryVACpumpdown after 24days at atmosphere 
 
 pd74d1.png24datm.pngpdd1.png 
  13495   Tue Jan 2 15:43:35 2018 SteveUpdateVACpumpdown after power outage 




 pumpdown_from_44_mTorr.png 
  7753   Tue Nov 27 09:44:09 2012 SteveUpdateVACpumpdown at 15 days It took 15 days to reach 1e-5 Torr
The RGA was turned on yesterday.
The rga scan plotting was not working. Den
 pd74m15d.pngpd74m15d_rga1d.png 
  8131   Thu Feb 21 18:01:27 2013 SteveUpdateVACpumpdown at 230 Torr 
 We are pumping down with RP1
& RP3 oily roughing pumps at 3 Torr/min
  
  8134   Thu Feb 21 21:12:42 2013 KojiUpdateVACpumpdown at 230 Torr[Rana, Yuta, Koji]
21:05 at the pressure of 10torr
V3 closed. RV1 manually closed. RPs
  
  9604   Wed Feb 5 19:36:50 2014 SteveUpdateVACpumpdown at 25 Torr

    

       
            
 pd77at3.5h.png 
  8984   Thu Aug 8 07:57:23 2013 SteveUpdateVACpumpdown at 48 hrs

    

       
            
 48hrsPd76.png 
  8155   Mon Feb 25 08:22:03 2013 SteveUpdateVACpumpdown at day 4 All normal, IFO pressure 1.5e-5 Torr
RGA is pumped by TP-3 in back ground
mode.
 4d.png66d@atm.png 
  9011   Wed Aug 14 08:24:20 2013 SteveUpdateVACpumpdown at day 8 
 
 pd76md8.png 
  843   Fri Aug 15 19:32:49 2008 steveConfigurationVACpumpdown completeI have just reached vacuum normal. The maglev
peaked at 49.8C body temp with aux fan on
at 3.2 Torr
 pdprm.jpg 
  6906   Tue Jul 3 17:23:50 2012 steveUpdateVACpumpdown completedVacuum Normal State is reached in 9 hours. 
CC1 =  2e-5 Torr
Aux dry pump #3 is still running. 
 pd72.pngpd72vacnormal.pngpd72at9hrs.png 
  8136   Fri Feb 22 11:12:16 2013 SteveUpdateVACpumpdown completed IFO   P1 pressure is 1
mTorr.  It is ready for high power light.
The Maglev took over the pumping
 mag60min.pngpd75at20h.png 
  9607   Thu Feb 6 11:14:07 2014 SteveUpdateVACpumpdown completed Pumpdown completed. IR shutter opened
at P1 1 mTorr  The block is still in
the beam path.
 pd77.png 
  8135   Fri Feb 22 08:01:25 2013 SteveUpdateVACpumpdown continuous 
 Pump
down is restarted after 10.5 hrs stop overnight.
 16hrs_pd75.png 
  8206   Fri Mar 1 14:50:36 2013 SteveUpdateVACpumpdown day 8 Atm1, RGA background scan with TP3
pumping at day 7
Atm2,  IFO  CC1 = 1.1e-5
 bgTP3d7.pngRGAonIFO.png 
  7697   Mon Nov 12 16:52:03 2012 SteveUpdateVACpumpdown has completed The pressure is CC1 3e-4 Torr at
8 hours of pumping.  Status: vacuum
normal
 pd74.pngpd74at8h.png 
  2394   Fri Dec 11 08:35:04 2009 steveConfigurationVACpumpdown has startedOplev positions before and after drag wiped
arm TMs as of yesterday. Slow-mode pumpdown
has started with 3/4 turn opened  RV1
 wiping.jpg 
  2397   Fri Dec 11 13:18:17 2009 AlbertoConfigurationVACpumpdown has started


   
        
            
  
  2399   Fri Dec 11 14:19:22 2009 KojiConfigurationVACpumpdown has startedWait,
Wait, Wait.
  
  4083   Tue Dec 21 16:20:09 2010 steveConfigurationVACpumpdown has startedSlow pumpdown of   
  7696   Mon Nov 12 09:21:10 2012 SteveUpdateVACpumpdown has startedI'm looking for IOO steering mirror power
supplies. I found two so far: one at 1Y3
as Kepco  + 75V and one at OMC_North
 beforepd.pngIMG_1800.JPGIMG_1801.JPG 
  9605   Wed Feb 5 19:53:51 2014 SteveUpdateVACpumpdown stops for the day at 14 Torr 
 
 stopHere.png 
  2388   Thu Dec 10 16:51:35 2009 steveUpdateVACpumpdown will start tomorrow morningThe vacuum system is at 760 torr 
All chambers with doors on and their annuloses
are pumped down.
  
  2400   Fri Dec 11 15:21:40 2009 steveConfigurationVACpumpdown#67 is completed

    
        
 pd7h.jpgoplevpd8h.jpg 
  9703   Fri Mar 7 16:13:03 2014 SteveUpdateVACpumping speed is recovered

    

       
            
 pumpingSpeed.png 
  4730   Tue May 17 11:45:20 2011 JamieConfigurationCDSpurged non-c1 site files from rtcds checkout of cds_user_appsI purged all of the working copy checkouts
of site files for all sites that are not
c1 from the rtcds cds_user_apps working directory
  
  4054   Tue Dec 14 15:15:19 2010 kiwamuUpdateSUSput ETMY and aligned the beam  [Zach and Kiwamu]
 We
  
  3857   Wed Nov 3 21:19:40 2010 yutaUpdateCDSput LOCKIN to c1ioo model and checked(Joe, Yuta)

Summary:
 Screenshot_C1IOO_LOCKIN.png 
  8404   Wed Apr 3 17:40:18 2013 JamieConfigurationElectronicsputting together a 110 MHz LSC demod boardI started to look into putting together
a 110 MHz demod board to be used as POP110
(see #8399).
  
  8407   Wed Apr 3 18:41:22 2013 JamieConfigurationElectronicsputting together a 110 MHz LSC demod boardThis SCPQ-150+,
which is surface mount, might also work in
place of the PSCQ-2-120, which is through-mount. 
  
  8409   Wed Apr 3 22:26:51 2013 ranaConfigurationElectronicsputting together a 110 MHz LSC demod board For the 110 MHz demod boards, we
would ideally have a plugin bandpass filter.
If you have some specs in mind, you can email
  
  8415   Thu Apr 4 14:37:15 2013 JamieConfigurationElectronicsputting together a 110 MHz LSC demod boardI'm having Steve order the following:
2x  SXBP-100+
2x  SCLF-135+
  
  9062   Mon Aug 26 18:55:18 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for ASI have modified one of the spare demod
boards that was sitting above the electronics
bench (the one which was unlabeled - the
 AS110_demod_board_modifications.pdf 
  9067   Mon Aug 26 20:13:17 2013 ranaConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9069   Tue Aug 27 15:31:48 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9071   Tue Aug 27 17:32:52 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for ASI measured the phase split between the
I and Q signals of my AS110 board. 
To do so, I plugged the board into an empty
  
  9100   Tue Sep 3 21:10:36 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  4021   Tue Dec 7 17:19:33 2010 kiwamuUpdateComputerspyNDS availableI moved the Pynds   
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