- Make sure the outside gHe tanks are above ~20psi.
- Check LCW Temperatures on the meters right next to the stair-case and also via the following link.
Dark Yellow line: T_in
Purple line: T_out
https://e906-gat1.fnal.gov/data-summary/e1039/slow-cont-acnet.php
- Here is an image of the operating configuration of valves on HR3
Important ones:
V30 (gHe-in to purifier)
V31 (gHe-out from purifier)
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