2021/10/04 (Monday)
- Lab in-personnel: Matt
| Status | Run 74 finished. |
|---|---|
| All mixture is in dump. Fridge isolated. 1K Pot isolated. LN2 Trap 2 still has contaminants in it. MB in pit, clean tent erected. He and LN2 in IVC, Cryostat vacuum jacket (CVJ) pumped out. | |
| 1705 | Check pressure in IVC (Swagelock gauge): about 0.6 bar. |
| 1705 | Let more N2 into IVC slowly. Went a little over 1 bar - let some pressure out slowly through the relief valve at top of fridge. |