R&D (FilterCavity)
RyutaroTakahashi - 17:13, Monday 10 April 2023 (3225)
Comment to Dry-pump failed (Click here to view original report: 3216)

I evacuated the duct with the large RP so as to be lower than 0.1mbar. After that, the GVs between the pumps and the duct were opened except for the south end.