From mcvittie at snf.stanford.edu  Thu Sep 23 20:11:01 2004
From: mcvittie at snf.stanford.edu (mcvittie at snf.stanford.edu)
Date: Thu, 23 Sep 2004 20:11:01 -0700
Subject: Problem tylan4 SNF 2004-09-23 20:11:00: H2 Disconnected to do O18 depleted ox
Message-ID: <mailman.185.1357938851.25973.tylan4-pcs@snf.stanford.edu>

Have changed gas plumbing to allow Mary Kraft to O18 depleted oxidation. Let me know if needed it changed back.
    Jim McVittie



From vossough at snf.stanford.edu  Wed Sep 29 21:10:11 2004
From: vossough at snf.stanford.edu (vossough at snf.stanford.edu)
Date: Wed, 29 Sep 2004 21:10:11 -0700
Subject: Shutdown tylan4 SNF 2004-09-29 21:10:10: MFS alarm
Message-ID: <mailman.186.1357938851.25973.tylan4-pcs@snf.stanford.edu>

unstable H2 flow



From seymour at snf.stanford.edu  Thu Sep 30 11:37:14 2004
From: seymour at snf.stanford.edu (seymour at snf.stanford.edu)
Date: Thu, 30 Sep 2004 11:37:14 -0700
Subject: Shutdown tylan4 SNF 2004-09-29 21:10:10: MFS alarm
Message-ID: <mailman.187.1357938851.25973.tylan4-pcs@snf.stanford.edu>

H2 flow is now ok



From seymour at snf.stanford.edu  Thu Sep 30 11:38:33 2004
From: seymour at snf.stanford.edu (seymour at snf.stanford.edu)
Date: Thu, 30 Sep 2004 11:38:33 -0700
Subject: Problem tylan4 SNF 2004-09-23 20:11:00: H2 Disconnected to do O18 depleted ox
Message-ID: <mailman.188.1357938851.25973.tylan4-pcs@snf.stanford.edu>

The H2 line was reconnected and flow tested. I checked with H2 detector for leaks and found none.