Reports until 15:50, Friday 18 April 2014
LHO VE
kyle.ryan@LIGO.ORG - posted 15:50, Friday 18 April 2014 (11448)
Gate valve operations
Soft-cycled GV7 so that others could install viewport protector shutters etc -> Dumped unpumped gate annulus volume into pumped annulus volume, opened GV5 -> Dumped GV18's unpumped gate annulus volume into pump cart and decoupled pump cart from annulus plumbing -> Isolated and shut down Turbo and scroll pumps -> opened GV18