Reports until 08:05, Wednesday 28 September 2016
H1 General
vernon.sandberg@LIGO.ORG - posted 08:05, Wednesday 28 September 2016 (30036)
Work Permit Summary for 2016 September 27

 

Work Permit Date Description alog
6195.html 2016-09-27 15:22 Activity: add task Work Permit field to the reservation system. This is an additional argument to make_reservation and an additional column in display_reservation. Area of Activity: Reservation system  
6194.html 2016-09-27 10:25 Activity: update GDS calibration filters 30013, 30028
6193.html 2016-09-27 09:05 Activity: Power IO timing slave off alternate power supplies for the following: Corner LSC IO Chassis EX ISC IO Chassis EY ISC IO Chassis. Both front end computers and IO chassis with need to be restarted. 30027
6192.html 2016-09-27 06:25 Activity: HFD to preform annual inspection of all site fire extinguishers. Joe D. will escort them. [HFD = “Hanford Fire Department”]  
6191.html 2016-09-26 12:06 Activity: swap first and second ADC cards in h1oaf0's IO Chassis. Verify power cycle of IO Chassis and AI chassis causes TCS laster trips via chiller trip. 30027
6190.html 2016-09-26 11:36 Activity: Upgrade guardian, cdsutils, gpstime packages to new releases 30025
6189.html 2016-09-26 11:25 Activity: un-swap the 10GE data chain for h1fw0 and h1fw1. These were temporarily swapped when fw0 was unstable. 30027
6188.html 2016-09-26 11:23 Activity: restart DAQ and Guardian with the EPICS gateway between the H1FE and H1SLOW LANs turned off. Ideally we should not need to run this gateway, it caused issues with last week's guardian reboot. 30027
6187.html 2016-09-26 11:20 Activity: Mount scroll pump to Vertex Turbo Pump framing*Start and run Vertex Turbo, chilled water booster pump and both QDP80 rotating pumps (located in Mechanical Room adjacent to LVEA)*Test functionality of Turbo Pump's Safety Valve (foreline isolation) when interlocked to newly installed scroll pump*Shut down pumps when testing complete 30005
6186.html 2016-09-26 10:44 Activity: Flush the TCS chillers. First we drain the old water out of the chillers, fill in the new water, then flush until all water replaced. 30017
6185.html 2016-09-26 09:04 Activity: Fix broken ISS channel Fix power scaling in model 30001, 30027
6184.html 2016-09-26 08:23 Activity: Update h0vaclx, h0vacly, h0vacex and h0vacey to add EPICS alarm levels to the Inficon BPG402 gauges. Will trip high voltages. No DAQ restart needed. 29996, 29998, 30003
6183.html 2016-09-26 07:50 Activity: Replace the cable walkover with a larger one to relieve the congestion in the current cable walkover. Also bled air out of water line at filter under PSL table. 30012
6182.html 2016-09-23 17:51 Activity: Give a tour in the LVEA to a Japanese science writer and his company who happened to be in today's public tour.  
6181.html 2016-09-23 13:50 Activity: Update GDS software to gds-2.17.4-1 to fix CDS Bugzilla issues 812, 1036, 1041. 30027
6180.html 2016-09-23 10:31 Activity: Pull chassis investigate and fix problem with switching segment 3 gains.  
6179.html 2016-09-22 11:23 Activity: to fix fw instability, power cycle fw and solaris ldas-gw systems. Sequential restarts to preserve data.  
6178.html 2016-09-22 08:22 Activity: Modify chassis to shape filter to better match needs.  
6177.html 2016-09-21 17:22 Activity: Update tconvert leap seconds data file. Present version of tconvert will not do this automatically. A data file will be generated by a custom version of tconvert and copied to the proper location on the file server. 30027
6176.html 2016-09-21 13:31 Activity: Connect RGA's at end stations to vacuum rack. A network and power cable will be pulled from BSC5/6 to the vacuum rack.  
6175.html 2016-09-21 12:46 Activity: Per ECR1600260, Modify the ITM LV Low Noise Driver. A 4.7pF capacitor needs to be added to C25 (main board D1600122). Capacitor ensures stability of the HV stage, and precludes a ~175kHz oscillation. 30000
       
6162.html 2016-09-15 17:20 Activity: upgrade h1hwsex computer from U10.04 to U14.04 30027