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ID Date Author Type Category Subject Text   6765   Wed Jun 6 14:17:56 2012 steve Update Computers iMac ordered Rana, Steve,        6766   Wed Jun 6 14:36:58 2012 steve Update SUS ETMY oplev work finished                                6781   Thu Jun 7 08:12:20 2012 steve Update SUS PRM is still oscillating                                6782   Thu Jun 7 09:52:05 2012 steve Update PEM air cond maintenance                                6790   Fri Jun 8 15:24:08 2012 steve Update VAC RGA scan at day 276 and pressure plots                                6791   Mon Jun 11 09:37:16 2012 steve Update IOO PMC locked                                6804   Tue Jun 12 16:33:32 2012 steve Update SUS PRM oplevs servo ON for confirmation                                6805   Tue Jun 12 17:04:55 2012 steve Update SUS PRM oplevs servo is still bad                                6814   Wed Jun 13 11:19:05 2012 steve Update SUS IDC receptacles clamped The MC_ IDC 64 pin cables from sat. amplifiers to junction-interface-board towards  whitening - dewhitening at the back of rack      6844   Thu Jun 21 09:01:18 2012 steve Update STACIS the resurrection of STACIS -surf There is a small wood cabinet under the south end flow bench, labeled STACIS. Unit is complete with extension cards      6845   Thu Jun 21 09:10:08 2012 steve Update PEM flow bench must be running all times The south end flow bench HEPA filter should be run all times. You can turn it off for a measurement or two but remember we are      6848   Thu Jun 21 15:00:55 2012 steve Update SAFETY SURFs 2012 safety training Masha, Eric, Yaakov, Liz and Sasha received 40m specific basic safety training.      6860   Sat Jun 23 18:44:15 2012 steve Update General power surge has no effect on the lab I was notified by CIT Utilities that there was a power surge or short power outage this after noon.      6864   Mon Jun 25 08:21:40 2012 steve Update General AC power disturbance on Sat                                6894   Fri Jun 29 11:02:00 2012 steve Update VAC the vent is at 500 torr                                6895   Fri Jun 29 13:11:31 2012 steve Update VAC 40m IFO at atm  The 4 hrs vent plot at 3 torr/min rate. Nitrogen was used from 1e-6 torr      6898   Sat Jun 30 18:31:38 2012 steve Update IOO input telescope beam clipping on Faraday   We could set up a simple pick  off after the Faraday  and bring it  out the north window of IOO chamber. No monitor      6906   Tue Jul 3 17:23:50 2012 steve Update VAC pumpdown completed Vacuum Normal State is reached in 9 hours.  CC1 =  2e-5 Torr Aux dry pump #3 is still running.       6927   Fri Jul 6 08:38:04 2012 steve Update Computers time out Why do we have these timing blanks?      6929   Fri Jul 6 09:27:40 2012 steve Update VAC 4 days at atm  I'm looking for some movement indicators of the vent-pump down events.        6930   Fri Jul 6 09:52:35 2012 steve Update VAC pump down hick up  I can not understand what really happened here with CC1 gauge or there was really a pressure glitch.      6959   Wed Jul 11 11:18:21 2012 steve Update PEM more seismic noise next week      The fabricators of the big flume in the CES lab have begun  testing the sediment feed system which is      6970   Thu Jul 12 16:27:04 2012 steve Update VAC drypump changed TP2  dry_pump was changed at intake pressure 982 mTorr at 84,889 hrs  This seal hold up for one year.      7044   Fri Jul 27 14:28:36 2012 steve Update VAC cold cathode gauges Our cold cathode 423 gauges are 10 years old. They get insulated by age and show no ionization      7047   Mon Jul 30 09:00:18 2012 steve Update PSL PMC is still not fixed The PMC was locking right the way, but it's transmission would not go up.  Finally I get it back up by moving the "sticky"      7051   Mon Jul 30 15:49:16 2012 steve Update VAC cc1 switched                                7056   Tue Jul 31 08:01:22 2012 steve Update VAC cc1 switched                                7071   Wed Aug 1 16:38:46 2012 steve Update SUS spare SRMU 03 optic moved SOS optics prepared to be hanged are moved from the South Flow Bench to S15 Clean Cabinet. SRMU 03 (1-25-2010) specification      7087   Mon Aug 6 07:59:33 2012 steve Update SUS PRM oplevs servo is still bad                                7088   Mon Aug 6 09:46:31 2012 steve Update IOO poweroutage turns laser off . Power      7089   Mon Aug 6 10:53:32 2012 steve Update VAC status: vauum normal    The power outage did not have any effect on the vacuum system.  I      7091   Mon Aug 6 16:48:43 2012 steve Update SUS SRM oplev is clipping The SRM oplev beam is clipping.      7106   Tue Aug 7 16:11:23 2012 steve Update SUS optical table box wall proposal  Sanwiched wall as shown: 1" clear acrylic, 2 layers of 0.004" thick "window tint", 1 layer of       7154   Sun Aug 12 01:21:26 2012 steve Update SAFETY exit door left unlocked Caltech security called me at 1am Sunday.  Control room emergency      7160   Mon Aug 13 15:31:09 2012 steve Update General larger optical tables at the ends I'm proposing larger optical tables at the ends to avoid the existing overcrowding. This would allow the      7194   Wed Aug 15 16:01:47 2012 steve Update General larger optical tables at the ends ? The drawing of the 4' x 2'  table cover can be seen at entry  #6190 The new proposed wall #7106       7248   Wed Aug 22 11:41:20 2012 steve Update General grout plate for optical table at the ends Reinforced concrete grout plate for existing carbon steel stands at the ends.        7458   Mon Oct 1 17:03:01 2012 steve Update SUS ETMY oplev relayed                                7538   Fri Oct 12 16:59:26 2012 steve Update SUS TT PITCH damping                                7544   Mon Oct 15 08:08:33 2012 steve Update SUS PRM damping restored                                7652   Thu Nov 1 08:48:42 2012 steve Update Alignment progress, then setback - trend of BS table shift                                7831   Fri Dec 14 09:05:04 2012 steve Update PEM TT after eq 6.1    SRM, ITMY and MC3 moved some what, but how are the TT? It may worth looking      8240   Wed Mar 6 11:33:09 2013 steve Update SAFETY safety audit 2013                              8287   Wed Mar 13 16:04:24 2013 steve Update SAFETY laser safety glasses checked  All safety glasses were cleaned in soapy water by Bob. I measured their transmission at 1064 nm, 150 mW,  beam diameter 1.5      8309   Tue Mar 19 10:30:00 2013 steve Update SAFETY crane inspection 2013   Professional crane inspector: Fred Goodbar found two small leaks at the Vertex      8661   Fri May 31 10:25:17 2013 steve Update safety first aid kits refilled                                8687   Thu Jun 6 16:33:19 2013 steve Update safety updated laser inventory  Updated laser inventory and operator list. They are posted in the 40m wiki and entry doors of the 40m IFO room.      9090   Fri Aug 30 08:08:29 2013 steve Update safety fire horns-flashers tested OK    We had fire alarm tests  and evacuation drills at 1:30pm yesterday.      9653   Wed Feb 19 08:07:01 2014 steve Update safety annual laser safety glasses check    All 40m laser safety glasses are cleaned and measured this morning.       9672   Tue Feb 25 16:54:57 2014 steve Update safety safety audit 2014    We had our annual safety inspection today.

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