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Virgo Runs (O3)
Gherardini - 15:02 Tuesday 14 May 2019 (45883) Print this report
Operator report - morning shift 14/5
This morning I found the ITF trying to relock, It unlocked at LOW_NOISE_3 state due to the full-bandwidth BS AA, I tried to lock keeping it in drift control and it worked at the first attempt.

List of activities done during the maintenance time:

- grass cutting around central building (Baldocchi)
- standard vacuum refill (Macchia)
- cleaning in the experimental areas (Ciardelli)
- north end building tiltmeter activity (De Rosa)
- calibration procedure test (Estevez #45884)
- check and refill of TCS CO2 chillers (Gherardini)
- injection BPC correction reduction (Gosselin, Pillant)
- det lab loudspeaker installation (Menendez #45885)
- Mod cleaner air conditioning chillers maintenance (Soldani)
- north input cryotrap scaffolding installation (Bazzi)
- WI DAS OUT calibration(Nardecchia #45886)

maintenance concluded at 10:19 UTC, back in Science Mode at 11:09UTC.

-ISC
the ITF is locked with the BS AA in drift control, the AA in full-bandwidth is still disabled also in the automation.

-ENV
magnetic injection started at 5:41UTC, stopped at 6:17UTC because of ITF unlock (ISYS unlock)

-SBE
because of the activity on the detection lab the SBD2 lost the control; I open/close the controls at 8:18UTC to recover the standard state.

-SAT
the DMS is complaining about "PDU_Status_Incorrect" (SAT..NE_PDU_SOCKET3 = 0), is someone using this socket fro this morning?

-DMS
periodic check of the shelved flags, no changes respect last week; summary in the attachment.
Non-image files attached to this report
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