From gunjim at snf.stanford.edu Sat Aug 2 00:24:22 2008 From: gunjim at snf.stanford.edu (gunjim at snf.stanford.edu) Date: Sat, 2 Aug 2008 00:24:22 -0700 Subject: Shutdown tylan1 SNF 2008-08-02 00:24:22: MFS alarm Message-ID: Can not stop the alarm From seymour at snf.stanford.edu Mon Aug 4 13:27:10 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Mon, 4 Aug 2008 13:27:10 -0700 Subject: Comment tylan1 SNF 2008-08-04 13:27:06: reset N2 alarm Message-ID: checked a mfc zeros. N2 was off. after adjusting and letting tube sit for about 1/2 hour I ran wet1100 for 1/2 hour. No alarms. Am leaving tube down at this time as N2 leak alarm is intermitten problem. From seymour at snf.stanford.edu Wed Aug 6 10:48:24 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Wed, 6 Aug 2008 10:48:24 -0700 Subject: Shutdown tylan1 SNF 2008-08-02 00:24:22: MFS alarm Message-ID: I have ran wet1100 twice since Monday morning and during idle time the N2 leak alarm has not sounded. I will put the tube to yellow at this time. From seymour at snf.stanford.edu Wed Aug 6 10:50:08 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Wed, 6 Aug 2008 10:50:08 -0700 Subject: Problem tylan1 SNF 2008-08-06 10:50:07: N2 leak alarm has been silent for days now. Message-ID: I am releasing the shutdown but will continue to monitor the Monoblock MFC's for drift in the zero adjustments. From seymour at snf.stanford.edu Wed Aug 6 10:51:07 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Wed, 6 Aug 2008 10:51:07 -0700 Subject: Problem tylan1 SNF 2008-07-30 16:28:59: silenced N2 leak alarm... Message-ID: no new alarms since I adjusted MFC zeros on Monday From latta at snf.stanford.edu Thu Aug 7 16:53:03 2008 From: latta at snf.stanford.edu (latta at snf.stanford.edu) Date: Thu, 7 Aug 2008 16:53:03 -0700 Subject: Comment tylan1 SNF 2008-08-07 16:53:02: Aug Process Quals Message-ID: WET900 00:39:00 50 wafer spread Average all wafers = 852A (expect about 920A) Within-a-wafer = 0.9% (expect less than 5%) Wafer-to-wafer = 1.5% (expect less than 5%) From latta at snf.stanford.edu Thu Aug 7 16:53:16 2008 From: latta at snf.stanford.edu (latta at snf.stanford.edu) Date: Thu, 7 Aug 2008 16:53:16 -0700 Subject: Comment tylan1 SNF 2008-07-10 13:26:25: July Process Quals Message-ID: archived From gunjim at snf.stanford.edu Mon Aug 18 02:21:51 2008 From: gunjim at snf.stanford.edu (gunjim at snf.stanford.edu) Date: Mon, 18 Aug 2008 02:21:51 -0700 Subject: Problem tylan1 SNF 2008-08-18 02:21:50: O2HI 0 error message Message-ID: After the recipe was finished. From gpapadim at snf.stanford.edu Tue Aug 19 03:48:01 2008 From: gpapadim at snf.stanford.edu (gpapadim at snf.stanford.edu) Date: Tue, 19 Aug 2008 03:48:01 -0700 Subject: Problem tylan1 SNF 2008-08-19 03:48:00: MFZ alarm Message-ID: From gpapadim at snf.stanford.edu Tue Aug 19 04:01:35 2008 From: gpapadim at snf.stanford.edu (gpapadim at snf.stanford.edu) Date: Tue, 19 Aug 2008 04:01:35 -0700 Subject: Problem tylan1 SNF 2008-08-19 04:01:34: mfz alarm Message-ID: mfz alarm From seymour at snf.stanford.edu Tue Aug 19 08:22:49 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:22:49 -0700 Subject: Problem tylan1 SNF 2008-08-18 02:21:50: O2HI 0 error message Message-ID: no alarms at this time From seymour at snf.stanford.edu Tue Aug 19 08:23:03 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:23:03 -0700 Subject: Problem tylan1 SNF 2008-08-19 03:48:00: MFZ alarm Message-ID: no alarms at this time From seymour at snf.stanford.edu Tue Aug 19 08:24:26 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:24:26 -0700 Subject: Problem tylan1 SNF 2008-08-19 04:01:34: mfz alarm Message-ID: check all mfc zeros and adjusted N2 MFC zero. did an auto zero routine and all looks good at this time. From seymour at snf.stanford.edu Tue Aug 19 08:25:10 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:25:10 -0700 Subject: Problem tylan1 SNF 2008-08-06 10:50:07: N2 leak alarm has been silent for days now. Message-ID: system silent untill power outage From seymour at snf.stanford.edu Tue Aug 19 08:25:56 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:25:56 -0700 Subject: Comment tylan1 SNF 2008-08-04 13:27:06: reset N2 alarm Message-ID: system is up From seymour at snf.stanford.edu Tue Aug 19 08:26:32 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 19 Aug 2008 08:26:32 -0700 Subject: Comment tylan1 SNF 2008-07-21 10:01:00: N2 MFC zeroed and flow checked Message-ID: no new problems untill power failure on 8/18 From gth at snf.stanford.edu Sun Aug 31 18:09:13 2008 From: gth at snf.stanford.edu (gth at snf.stanford.edu) Date: Sun, 31 Aug 2008 18:09:13 -0700 Subject: Problem tylan1 SNF 2008-08-31 18:09:13: temp stabilization bad Message-ID: i noticed that the door in the back of Tylan 1 is opening and cooling the tubes. I taped the door. please fix this. the temp does not stabilize.