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Target Test (Fully Cleaned vs Crystal Clean only).
For all tests:
-Start Turbo pumps & Ion gauge as soon as available on ISAC TEST STAND VACUUM Screen.
- Ensure previous test turbos are off by 8:15 and started venting by 9:15am to meet timeline.
-Start Roughing by 10:10am +/- 1 minute.
-TGHT / TBHT ramping starts @ 8:30am. 2A per min to 580A / 200A
ALL START TIMES MUST BE CONSISTENT.
***Pre-outgassed*** Heat Shield W.O# 41751-6: Includes insulators, new Al grounded 9-pin, bracket, & gripper arms. Blank/Plate. No source cup/EE.
HP-SIS Target # 42218-11: Full Clean. Crystal Clear, Acetone, & Methanol used.
Thursday, February 09, 2017, 09:44: HS removed from test stand. Exchange target.
Thursday, February 09, 2017, 10:04: Target # 42218-11 placed into test stand. Door open for 20 minutes.
Thursday, February 09, 2017, 10:10: Roughing.
Thursday, February 09, 2017, 10:10: Doors sealed for roughing.
Thursday, February 09, 2017, 10:11: BV1B OPEN. Opened @ 428T.
Thursday, February 09, 2017, 10:29: Both Turbo pumps started.
Thursday, February 09, 2017, 10:34: Ion gauge on. TP1B @ speed 42 KRPM.
Thursday, February 09, 2017, 10:37: TP1A @ speed 38 KRPM.
Thursday, February 09, 2017, 10:40: RGA on. Vacuum @ 1.45E-05T.
Thursday, February 09, 2017, 10:47: Strip tool Vacuum.Current restarted.
Thursday, February 09, 2017, 15:34: Check. Vacuum @ 3.97E-07T.
***NOTE: Small water anomaly on RGA affecting Vacuum***
***NOTE: Small water anomaly on RGA affecting Vacuum*** Continues. Monitor through heating.
Friday, February 10, 2017, 08:06: Water lines opened. No response on RGA. Vacuum stable @ 3.24E-07T.
Friday, February 10, 2017, 08:08: Power/Sources on.
| Device |
Temp
[C] |
Flow
[lpm] |
| HS + MSP |
24.4 |
4.02 |
| TBHT |
24.2 |
3.22 |
| COIL + EE |
24.2 |
5.26 |
| TGHT |
24.4 |
5.90 |
08:30: Auto ramping TGHT / TBHT to 580 / 200 A @ 2A per min.
10:00: Check. Vacuum @ 3.68-4.87E-07T. (Anomaly variant)
11:40: Check. Vacuum @ XE-07T.
| Device |
Temp
[C] |
Flow
[lpm] |
| HS + MSP |
34.6 |
4.12 |
| TBHT |
25.5 |
3.21 |
| COIL + EE |
25.5 |
5.29 |
| TGHT |
27.3
|
5.88 |
Check. Vacuum @ 4.41E-07T.
Auto-cooling started @ 2A per min. Vacuum @ 4.25E-07T.
Tuesday, February 14, 2017, 08:22: Power/sources off.
Tuesday, February 14, 2017, 08:23: Water lines purged.
Tuesday, February 14, 2017, 08:26: RGA off. Ion Gauge off. Turbo pumps off. |