Monday, June 23, 2025, 15:40 target installed. roughing
Monday, June 23, 2025, 16:57 turbo pumps on.
Tuesday, June 24, 2025, 14:50 Water cooling on. no effect on vacuum
Tuesday, June 24, 2025, 16:19 ramping TGHT TBHT to 580 A / 230 A at 0.5A/30s
Wednesday, June 25, 2025, 09:30 target legs appear significantly hotter than usual. Suspect issue with water cooling or thermal contact between target legs and cooled terminals. Cooling down to investigate. 1A/10s to 100A/100A,
Wednesday, June 25, 2025, 11:31 decreasing cooling rate to .5A/30s
Wednesday, June 25, 2025, 15:37 Vented chamber. re-torqued all fasteners. Roughing
Wednesday, June 25, 2025, 16:18 turbo pumps on
Wednesday, June 25, 2025, 17:07 ramping TGHT TBHT to 580 A / 230 A at 0.5A/30s
Thursday, June 26, 2025, 09:18 heating/cooling issue has been fixed.
Thursday, June 26, 2025, 09:19 ramping up HV BIAS/EE/EZL to 30/2.5/13 kV
Thursday, June 26, 2025, 11:04 running mass scan -- 2025-06-26 Ta#69 conditioning mass scan.txt
Thursday, June 26, 2025, 11:48 running all wire scanners.
Thursday, June 26, 2025, 12:02 ramping down HV.
Thursday, June 26, 2025, 12:06 decreasing TGHT TBHT to 0 at 0.5A/30s |