 Monday, April 10, 2017, 15:12, Anders Mjos, , , , , , , Problems/Solutions, Vacuum leak on front door
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The vacuum behaved erratic over night with excursion up into the mid 10^-6 Torr range. To investigate the chamber was vented. With the doors open, the
o-rings and sealing surfaces were cleaned. When pumping down again a vacuum leak could be heard at the front door by the lock. The chamber was vented again
twice, finally the two o-rings were swapped. This removed the large leak. The door is prevented from contacting the box at the lock, which is likely the |
Wednesday, April 12, 2017, 16:04, Anders Mjos, , , , , , , Problems/Solutions, Leak on FS#3 COIL and EE 
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A water to vacuum leak has been found on FS#3. The leak is not detected on the leak detector, but can be seen as an increase in vacuum and on partial
water pressure on the RGA
Wednesday, April 12, 2017, 17:11: The leak is on circuit EG (Coil +). Confirmed with water pressure |
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Tuesday, April 18, 2017, 07:46, Aaron Schmidt, , , , , , , Problems/Solutions, TSG:TP1B & TSG:BV1B tripped
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Tuesday, April 18, 2017, 07:30: TSG : TP1B Tripped on Saturday.
Tuesday, April 18, 2017, 07:40: TSG : BV1B opened. TSG : TP1B restarted.
Tuesday, April 18, 2017, 07:48: TSG : TP1B failed to restart.Turn off. |
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Tuesday, May 02, 2017, 14:03, Aaron Schmidt, , , , , , , , Pump down empty chamber. (FS#3 out)
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Check to fit lines FS#3
Tuesday, May 02, 2017, 14:00: Rouging.
Wednesday, May 03, 2017, 07:07: Venting. |
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Thursday, May 04, 2017, 13:49, Aaron Schmidt, UC#20, LP-IG-LIS, , , , , , Conditioning Heat shield for UC#20 (1)
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Thursday, May 04, 2017, 13:48: Roughing.
Thursday, May 04, 2017, 14:09: Turbos on.
Friday, May 05, 2017, 07:35: RGA on. Vacuum @ 1.56e-06T |
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Friday, May 05, 2017, 14:28, Aaron Schmidt, UC#20, LP-IG-LIS, , , , , , Conditioning Heat shield for UC#20 (2)
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New O-rings installed on FS#3.
Friday, May 05, 2017, 14:24: Roughing.
Friday, May 05, 2017, 14:34: Waterlines reconnected to air lines. He likely still in lines. May show in RGA if there's an issue prior to opening |
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Wednesday, May 10, 2017, 15:07, Aaron Schmidt, , , , , , , , Pump down empty chamber. (FS#3 out)
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FS#3 lines blanked off.
Wednesday, May 10, 2017, 14:40: Roughing
Wednesday, May 10, 2017, 15:05: Turbos on. |
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Tuesday, May 16, 2017, 14:25, Aaron Schmidt, , HP-FEBIAD-CTL, , , , , , Tri-Coil CTL-FEBIAD test III 8x
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Coil loose (Remove lid, Tighten and place lid again)
Tuesday, May 16, 2017, 14:24: Roughing.
Tuesday, May 16, 2017, 14:45: Turbo pumps on. |
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Wednesday, May 17, 2017, 10:17, Anders Mjos, , HP-FEBIAD-CTL, , , , , Problems/Solutions, Sparking between new coil line and ground electrode
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Wednesday, May 17, 2017, 10:17: Sparking around 20 kV. Will need to vent to increase gap between water lines.
Turbos stopped.
Wednesday, May 17, 2017, 10:50: Reset IV4. |
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Monday, May 22, 2017, 09:43, Aaron Schmidt, , HP-FEBIAD-CTL, , , , , , Tri-Coil CTL-FEBIAD test IV
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Monday, May 22, 2017, 09:41: Roughing.
Monday, May 22, 2017, 10:00: Turbo pumps started.
Tuesday, May 23, 2017, 07:45: Power/sources on. |
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Wednesday, May 24, 2017, 11:12, Anders Mjos, , , , , , , Problems/Solutions, FEBIAD Anode bias configuration
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The Test Stand has been configured for Anode bias. John Chow changed the power supply and the electrical connections have been wired according
to ISK4523D REV 6.
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 Saturday, June 03, 2017, 09:34, Anders Mjos, , , , , , , Problems/Solutions, FEBIAD Cathode bias configuration
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Anders Mjos wrote:
The Test Stand has been configured for Anode bias. John Chow changed the power supply and the |
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Tuesday, June 06, 2017, 09:22, Aaron Schmidt, , , , , , , , Pump down empty chamber
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Tuesday, June 06, 2017, 09:21: roughing.
Friday, June 09, 2017, 08:50: Ion gauge off. Turbo pumps off.
Friday, June 09, 2017, 10:46: Venting. |
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Wednesday, June 07, 2017, 12:49, Aaron Schmidt, , , , , , , , Gas bottles
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Gas bottles for FEBIAD testing were exchanged yesterday around 1:30. One Neon & one Argon bottle were removed.
Two Neon bottles were added. |
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Friday, June 16, 2017, 11:23, Aaron Schmidt, , , , , , , , Pump down empty chamber.
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Friday, June 16, 2017, 11:22: roughing.
Friday, June 16, 2017, 14:28: Turbo pumps on
Friday, June 30, 2017, 10:37: Ion gauge, turbos off. |
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Thursday, July 06, 2017, 13:16, Aaron Schmidt, Ta#55, LP-SIS, , , 42218-11, 42738-2, In progress, Conditioning Ta spare for Ta#52 10x
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Thursday, July 06, 2017, 13:56: Roughing.
Thursday, July 06, 2017, 14:25: Turbo pumps started.
Thursday, July 06, 2017, 14:30: Ion gauge on. RGA Started |
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Monday, July 17, 2017, 09:55, Aaron Schmidt, , , , , 41882-4, 42738-1, In progress, Out Gas HS for Target Cleaning Test
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-No EE. Insulators, gripper arms, and blank EE plate included
-New grounded 9 pins included in brackets
-TGHT included to out gas Heat shield |
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Monday, July 17, 2017, 09:58, Aaron Schmidt, , HP-SIS, , , 42218-8, 42738-1, , Target cleaning test (Long) HP-SIS CC Clean
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Target
Test (Fully Cleaned vs Crystal Clean only).
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Monday, July 17, 2017, 10:04, Aaron Schmidt, , HP-SIS, , , 42218-10, 42738-1, , Target cleaning test HP-SIS Full Clean
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Target
Test (Fully Cleaned vs Crystal Clean only).
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Wednesday, July 19, 2017, 09:13, Aaron Schmidt, Ta Targets, , , , , , Done, Ion Peaks
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| Attached is a recent list of Ta targets with their extracted ions peaks. |
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