Heat Shield Test (Fully Cleaned).
For all 6 tests:
-Start Turbo pumps & Ion gauge as soon as available on ISAC TEST STAND VACUUM Screen.
-Start Roughing by 10:10am +/- 1 minute and ensure previous HS started venting by 9:15am to meet timeline.
HS# 41751-2 . OR, Acetone, Methanol. TGHT only.
No insulators, bracket, or gripper arms. Blank/Plate. No source cup.
Wednesday, August 10, 2016, 09:47: 41751-1 removed from test stand. Exchange target & End plates to 41751-2
Wednesday, August 10, 2016, 10:07: 41751-2 placed into test stand. Door open for 20 minutes.
Wednesday, August 10, 2016, 10:10: Roughing.
Wednesday, August 10, 2016, 10:13: Doors finally sealed for roughing.
Wednesday, August 10, 2016, 10:23: BV1B OPEN. Opened @ 59T.
Wednesday, August 10, 2016, 10:45: Both Turbo pumps started.
Wednesday, August 10, 2016, 10:50: Ion gauge on. TP1B @ speed 42 KRPM.
Wednesday, August 10, 2016, 10:53: TP1A @ speed 38 KRPM
Wednesday, August 10, 2016, 11:45: RGA on. Vacuum @ 3.56E-6T
Thursday, August 11, 2016, 08:16: Water lines opened. No response on RGA. Vacuum stable @ 2.34E-7T
Thursday, August 11, 2016, 08:19: Power/sources on
Thursday, August 11, 2016, 08:30: TGHT auto-ramping to 580A @ 2A/min. Vacuum stable @ 2.36E-7T
Thursday, August 11, 2016, 11:15: Screen shots and check made @ 329-330A.
Thursday, August 11, 2016, 13:25: TGHT @ 580A. Vacuum @4.16E-7T
Thursday, August 11, 2016, 15:54: Screen shots and check made @ 580A. Vacuum @4.43E-7T and increasing. Cool in Am.
Friday, August 12, 2016, 08:30: Auto-cooling started @ 2A/min. Vacuum @ 3.88E-7T
Friday, August 12, 2016, 13:20: Cooling Complete. Vacuum @ 2.16E-7T.
Friday, August 12, 2016, 13:33: Water lines purged. Power/sources off.
Monday, August 15, 2016, 08:07: Turbo pumps, Ion gauge, and RGA off.
Monday, August 15, 2016, 09:14: Venting. |