Problem mrc SNF 2012-10-23 17:44:25: Gate valve seal fails during roughing

eenriquez at snf.stanford.edu eenriquez at snf.stanford.edu
Sun Dec 23 09:09:41 PST 2012

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No problem found.  Pumped and vented the chamber 5X with no problems.  Foreline pressure burst during chamber rough might be caused by improperly closing the gate valve.

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