kyle.ryan@LIGO.ORG - posted 16:07, Thursday 20 June 2013 (6829)
Helium removal
Valved-in YBM turbo backed by leak detector for 4 hours today -> While valved-in, starting signal 9 x 10-7 torr*L/sec, ending signal 9 x 10-7 torr*L/sec -> While valved out < 2 x 10-10 torr*L/sec