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Entry  Friday, March 27, 2020, 11:30, Aaron Schmidt, , , , , , , , Vacuum loss / spike / Shutdown Mar_27_-_2020_-_Vacuum_Trip.docx
    Reply  Tuesday, April 07, 2020, 10:53, Anders Mjos, , , , , , , , Vacuum loss / spike / Shutdown 
Message ID: 791     Entry time: Friday, March 27, 2020, 11:30     Reply to this: 792
Author: Aaron Schmidt 
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Subject: Vacuum loss / spike / Shutdown 

The ISAC was left with the turbo pumps and water supplies running. Just the power supplies off. Monday, March, 23, 2020.

Check daily


Thursday, March 26, 2020, 13:25: Vacuum ok at 3.2e-07T. All status ok.


Friday, March 27, 2020, 09:00: Checked via epics. There appears to have been a trip. 

Vacuum at 7.953T . The trip looks to have occurred around midnight. (See attached*)

Friday, March 27, 2020, 11:15: MCR shut down supply / return on DI water supply to be on the safe side.

Friday, March 27, 2020, 11:20: Monitor. Control room has my cell number now as well as it's on my TRIUMF profile. Beam line side ok.


Monday, March 30, 2020, 06:26: Vacuum @ 8.583T.


Tuesday, March 31, 2020, 10:03: Vacuum @ 8.016T. 


Wednesday, April 01, 2020, 11:51: Vacuum @ 8.205T.


Thursday, April 02, 2020, 11:41: Vacuum @ 8.709T.


Friday, April 03, 2020, 05:05: Vacuum @ 9.213T. 


Tuesday, April 07, 2020, 10:46: Vacuum @ 11.922T. 


Tuesday, April 28, 2020, 11:11: Venting. 

Attachment 1: Mar_27_-_2020_-_Vacuum_Trip.docx  64 kB
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