Tuesday, August 13, 2019, 11:55: Close PV1. Turn off RP1.

Tuesday, August 13, 2019, 12:02: RP1 replaced.

Tuesday, August 13, 2019, 13:24: TS exhaust / screen cleaned out.

Tuesday, August 13, 2019, 13:25: RP1 on

Tuesday, August 13, 2019, 13:59: Turbo pumps on.

Tuesday, August 13, 2019, 14:05: IG1 on.

Wednesday, August 14, 2019, 09:17: Revising the archiver, on July 8th at around 4 am, the vacuum on GC1A increased from normal levels to around 0.2 T. This happened while the target was held at a high combined current from both TGHT PS and Coil PS. See screenshots attached.

Thursday, August 15, 2019, 09:57: Vacuum is only around 1.06e-06T.  Turbo pumps off. Ion gauge off. 

Tuesday, August 20, 2019, 08:59: Ion gauge acting funny. CG1A unplugged & re-plugged in. Seems to work now?