Reports until 17:36, Wednesday 14 February 2024
LHO VE
janos.csizmazia@LIGO.ORG - posted 17:36, Wednesday 14 February 2024 (75863)
2-14 vent vacuum diary
Today's activities:
- The HAM7 O-ring blanks have been torqued now, after their installation on the septum door
- The Annulus volume of HAM7 - after closing the doors - is being pumped. There was a leak at the septum plug - temporarily it is solved, the annulus pressure now is in the E-5s
- After all, HAM7 pumping has been started, it is already at ~3 Torr
- Corner pumpdown status: we are at ~5 Torr
- EX pumpdown status: 4.05E-8 Torr