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Message ID: 66     Entry time: Fri Sep 10 10:50:55 2021
Author: CB RSS ML 
Subject: Pressure after overnight pump down 
Pressure found in 10-7 mbar range.

Decided to leak test anyway for safety.

Closed top valve. Vented turbo and backing 
line. Installed additional valve and T 
piece.

Pumping down again. Will begin leak 
testing soon.
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