[Hallc_running] d2n RC meeting

Jay Benesch benesch at jlab.org
Fri Mar 20 13:44:07 EDT 2020

There will be a meeting this afternoon at 1615.

To join the Meeting:
   To join via Room System:
   Video Conferencing System: bjn.vc -or-
   Meeting ID : 861439920
   To join via phone :
   1)  Dial:
     +1.408.740.7256 (US (San Jose))
     +1.888.240.2560 (US Toll Free))
     +1.408.317.9253 (US (Primary, San Jose))
     (see all numbers - http://bluejeans.com/numbers)
   2)  Enter Conference ID : 861439920

Shifts have been cancelled through Saturday Day.

Recent updates from

Install new downstream beamline window spool Friday pm, pump down Friday 
with good leak check. Waiting on ion pumps.

ESH evaluation of target ladder and laser platform work 0830 Friday. 
Work rules and PPE defined. Work underway.

Re-install upstream Be window Friday or Saturday with RadCon support.

Install reference cell (done Thursday evening), overnight leak check 
fine Friday morning

Install target cell and pump laser alignment as work rules permit.  Arun 
still had it in his hands at noon, sitting on the hall floor.

Recommission target and start spinning up ASAP (through SWING and OWL as 

Steve Lassiter was checking rotation capability around noon Friday.

One of the 3H07B harp wires is visually damaged per I&C.  This wire has 
been providing readings that I didn't believe.  It is redundant with the 
third wire.  I&C will check for shorts.  If shorted, they will open view 
port and cut back the damaged wire rather than taking the assembly out 
for bench repair and survey aka Monday afternoon return.

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