chandra.romel@LIGO.ORG - posted 16:06, Thursday 17 March 2016 (26119)
Vacuum pump down times
X & Y beam manifolds vented and roughed down to 1 Torr (when turbo was turned on) took ~7.5 hours (isolated between GV-1 & GV-5 and GV-2 & GV-7).
Diagonal took 14 hours to pump from atmosphere to 3.6 Torr.
Trends attached.