From jperez at snf.stanford.edu  Thu Jun 17 11:44:43 2004
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Thu, 17 Jun 2004 11:44:43 -0700
Subject: Shutdown metalica 2004-06-17 11:44:43: Regen, temp. at 15K
Message-ID: <mailman.438.1357938523.25834.metalica-pcs@snf.stanford.edu>




From jhaydon at snf.stanford.edu  Thu Jun 17 16:21:33 2004
From: jhaydon at snf.stanford.edu (jhaydon at snf.stanford.edu)
Date: Thu, 17 Jun 2004 16:21:33 -0700
Subject: Shutdown metalica 2004-06-17 11:44:43: Regen, temp. at 15K
Message-ID: <mailman.439.1357938523.25834.metalica-pcs@snf.stanford.edu>

regen completed ok to use



From jperez at snf.stanford.edu  Fri Jun 18 12:02:24 2004
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Fri, 18 Jun 2004 12:02:24 -0700
Subject: Shutdown metalica 2004-06-18 12:02:23: Second regen
Message-ID: <mailman.440.1357938523.25834.metalica-pcs@snf.stanford.edu>

Cryo knocking loudly, should be done at 3PM



From jperez at snf.stanford.edu  Fri Jun 18 15:34:32 2004
From: jperez at snf.stanford.edu (jperez at snf.stanford.edu)
Date: Fri, 18 Jun 2004 15:34:32 -0700
Subject: Shutdown metalica 2004-06-18 12:02:23: Second regen
Message-ID: <mailman.441.1357938523.25834.metalica-pcs@snf.stanford.edu>

Second regen completed. I can't hear the knocking as before.



From wangz at snf.stanford.edu  Mon Jun 28 22:30:58 2004
From: wangz at snf.stanford.edu (wangz at snf.stanford.edu)
Date: Mon, 28 Jun 2004 22:30:58 -0700
Subject: Problem metalica SNF 2004-06-28 22:30:58: Noise from Pump
Message-ID: <mailman.442.1357938523.25834.metalica-pcs@snf.stanford.edu>

>From 9 pm, a discontinous mechanical noise comes from the bottom of the system. Might be the noise of the cryopump. But the vacuum is fine and the temperature is 12 K.