kyle.ryan@LIGO.ORG - posted 11:35, Monday 10 December 2012 (4871)
Removed and replaced particulate filter on purge-air skid
Removed the final (high-pressure) particulate filter from the purge-air supply skid -> Inspected element and replaced (P-SRF 07/25) -> Purge-air supply to LVEA was valved-out for ~3 minutes