TITLE: 01/08 Day Shift: 16:00-00:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Preventive Maintenance
INCOMING OPERATOR: None
SHIFT SUMMARY:

I covered this shift for Cheryl as she did IO PSL work during Maintenance today.  

Today was a long Maintenance because of the MX Ion Pump work (which required gate valves be closed...and this is expected to go until/past 4pm).  

Another notable item is the leak for TCSy chiller was discovered by TJ & Thomas (they are currently swapping out the chiller).
LOG:

• Contractors:  Portapotty (16:05), Paradise 17:01, Unifirst (17:30)
• Guardian:  IMC to OFFLINE,  ISI CONFIG to SC_OFF_NOBRSXY,  ISC_LOCK to DOWN,  all SEI to OFFLINE,  all SUS to SAFE
• 16:02-16:25 IM alignment (Cheryl)
• 16:04-16:17 Measurements around HAM2 (Bubba)
• 16:09-16:58 HEPI checks both end stations (Hugh)
• 16:18 MX ion pump work (Kyle, Chandra)
• 16:33-16:50 Work around racks (Richard)
• 16:35 PSL IO camera/other work (Cheryl)
  • will CLOSE psl shutter
• 16:42 SEI HAM3 work (Jim)
• 16:48 FSS electronics at ISCT6 (Ed)
• 16:50-17:40 EX als Power work (fil, richard) ----> ALS laser confirmed to be back ON (TJ)
  • EX als fiber
• 17:30 PSL DBB work (Jason)
• 17:35 EX ground coupling to DARM (robert)
  • 21:30 Fil joining
• Taking ISIs to OFFLINE, SUS to SAFE
• 17:47 EX run a grounding wire (fil, ed)
• 18:00 Bootfest begins!  (dave, jonathan)
• 18:06 LN2 at CP2
• 18:12-18:17 ISCT6 work (Nutsinee)
• 18:16 Pulling fire hydrants--> alarms are being texted to site staff
• 18:25 TCSy checks (tj, thomas)
• 18:25 aip on ham7 (chandra)
• 18:45 snow starting!
• 19:39 external rf measurements at CER & PSL racks (dick, marc)
  • 21:05 Heading out to do measurement
• 20:48 HAM6 work (Terry, Sheila)
• 20:55 TCSy chiller swap (Thomas.Thomas)
• 22:17 EY run a grounding wire (fil)
• 22:25 Measurements out in LVEA for platforms (Bubba)
• Handing off to Cheryl at 22:29pm