Friday, October 18, 2019, 14:58: Roughing.
Friday, October 18, 2019, 15:30: Turbo pumps on.
Friday, October 18, 2019, 15:35: Ion gauge on.
Friday, October 18, 2019, 15:39: RGA on.
Tuesday, October 22, 2019, 08:37: Restart RGA.
Tuesday, October 22, 2019, 08:39: Waterlines opened. No response on RGA. Vacuum stable @ 4.76e-07T.
Wednesday, October 23, 2019, 09:15: Calibrated He leak bottle installed on line labeled as "Neon"
Wednesday, October 23, 2019, 09:45: Do not start TS. Magnet PS water leak issue.Fault: 12797
FM
Monday, October 28, 2019, 09:10: Magnet leak repaired on Friday. Checked by Anders. The polarity might need to be reversed.
Monday, October 28, 2019, 09:20: Vacuum gauges checked and reconnected ( see elog 765)
Monday, October 28, 2019, 09:28: RGA restarted.
FM
Tuesday, October 29, 2019, 9:00: Power/Sources on.
Tuesday, October 29, 2019, 10:29 :
| Device |
Temp
[C] |
Flow
[lpm] |
| HS + MSP |
22.56 |
5.23 |
| TBHT |
22.35 |
8.03
|
| COIL + EE |
22.30 |
2.17 |
| TGHT |
22.40 |
6.29 |
Tuesday, October 29, 2019, 10:29: Gas lines opened
Tuesday, October 29, 2019, 10:45: BIAS/EZL/EE to 30 / 13 / 1.5 kV.
Tuesday, October 29, 2019, 10:56: Vacuum stable @ 7.28e-07T.
Tuesday, October 29, 2019, 10:54 : Auto-ramping TGHT / TBHT to 580 / 290 A @ 2A per min.
Tuesday, October 29, 2019, 11:01: IV4 open.
Tuesday, October 29, 2019, 11:01: Optics set to "old nominal" tunes.
Rick has provided new tunes that have been tested recently and show better beam quality. If times allows it I'll checked them again for this source
Tuesday, October 29, 2019, 14:02: Spark. Left monitor flickered.
Tuesday, October 29, 2019, 17:45: Mass scan @200V only showing surface ionized items. Either the anode is disconnected or the electron current is particularly low.
Wednesday, October 30, 2019, 09:10: TBHT tapped up to 310 A. No response on the anode leakage current,
Wednesday, October 30, 2019, 09:17 After talking with Anders, the system will be ramped down and switched to cathode bias.
Wednesday, October 30, 2019, 09:21: Auto-cooling to TGHT / TBHT to 0/ 0 @ 6A per min.
Wednesday, October 30, 2019, 11:04: : BIAS/EZL/EE to 0V
Wednesday, October 30, 2019, 14:50 Now on Cathode bias mode. See elog 766
Wednesday, October 30, 2019, 14:53: Power/ Sources on.
Wednesday, October 30, 2019, 15:02: Gas lines open
Wednesday, October 30, 2019, 15:04: Optics set
Wednesday, October 30, 2019, 15:30: BIAS/EZL/EE to 30 / 13 / 1.5 kV.
Anode@200V. Coil@40A
Wednesday, October 30, 2019, 15:30: Auto-ramping TGHT / TBHT to 300 / 150 A @ 2A per min.
Wednesday, October 30, 2019, 15:59: Auto-ramping aborted.
Wednesday, October 30, 2019, 16:00: Auto-ramping TGHT / TBHT to 300 / 150 A @ 4A per min.
FM
Thursday, October 31, 2019, 08:05: Auto-ramping TGHT / TBHT to 580/ 290A @ 4A per min.
Thursday, October 31, 2019, 08:54: TBHT at set current and glowing but no leakage current on the anode.
Thursday, October 31, 2019, 08:56: Ramping aborted.
Thursday, October 31, 2019, 09:19: Manually tapping TBHT to 300 A. Still no leakage current.
Thursday, October 31, 2019, 09:08: Auto-cooling to TGHT / TBHT to 0/ 0 @ 8A per min.
Thursday, October 31, 2019, 09:35: BIAS/EZL/EE to 0V
Thursday, October 31, 2019, 10:16: Gas lines closed.
Thursday, October 31, 2019, 10:16: IV4 closed.
Thursday, October 31, 2019, 10:16: IG1 off.
Thursday, October 31, 2019, 10:17: RGA off.
Thursday, October 31, 2019, 10:17: Turbos off.
Thursday, October 31, 2019, 11:41 Venting
Thursday, October 31, 2019, 11:41: HS waterline purged.
Thursday, October 31, 2019, 13:00: Inspecting the interior, 9 pin connector slightly de attached but now reattached (see elog 768)
Thursday, October 31, 2019, 13:07: Roughing
Thursday, October 31, 2019, 13:40: Turbos on
Thursday, October 31, 2019, 13:44: Gas lines open
Thursday, October 31, 2019, 13:47: IG1 on
Thursday, October 31, 2019, 13:48 RGA on.
Thursday, October 31, 2019, 16:09: Waterlines opened. No response on RGA. Vacuum stable @ 2.41e-06T.
Thursday, October 31, 2019, 16:15: Power/ sources on.
Thursday, October 31, 2019, 16:15 BIAS/EZL/EE to 30 / 13 / 1.5 kV.
Thursday, October 31, 2019, 16:16: Optics set
Thursday, October 31, 2019, 16:17
Thursday, October 31, 2019, 08:05: Auto-ramping TGHT / TBHT to 580/ 290A @ 4A per min.
Thursday, October 31, 2019, 16:17: IV4 open
Thursday, October 31, 2019, 17:27: Readback current is not displayed on EPICS. However, electron impact ionized species are present in the mass scan.
Thursday, October 31, 2019, 17:29: Auto-ramping aborted. TBHT/TGHT 290/292 A. Vacuum stable@2.32-6 T
Friday, November 01, 2019, 08:35: Auto-ramping TGHT to 580 A @ 4A per min. TBHT @ 290 A. - AS
Friday, November 01, 2019, 12:09: Auto-cooling to TGHT / TBHT to 0/ 0 @ 8A per min.
Friday, November 01, 2019, 13:13: Anode to 0V.
Friday, November 01, 2019, 13:13: Gas lines closed
Friday, November 01, 2019, 13:25 BIAS/EZL/EE to 0V
Friday, November 01, 2019, 13:26: IV4 closed
Friday, November 01, 2019, 13:32: Power / Sources off. Ion gauge & Turbo pumps off.
Friday, November 01, 2019, 14:36: Venting. |