From mdickey at snf.stanford.edu Tue Jul 1 06:58:13 2008 From: mdickey at snf.stanford.edu (mdickey at snf.stanford.edu) Date: Tue, 1 Jul 2008 06:58:13 -0700 Subject: Comment teos2 SNF 2008-07-01 06:58:13: Leaks Message-ID: Replaced gas ring O rings, sheath O rings, all O rings in the back. Still has a leak at the VCR gland on the gas ring. Work in progress From seymour at snf.stanford.edu Tue Jul 1 09:33:01 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 1 Jul 2008 09:33:01 -0700 Subject: Shutdown teos2 SNF 2008-06-27 10:09:16: cooling down to clean pump port Message-ID: after repair of leaks by Ted amd Mike the base pressure and leak rate are good. From seymour at snf.stanford.edu Tue Jul 1 09:33:27 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 1 Jul 2008 09:33:27 -0700 Subject: Problem teos2 SNF 2008-06-27 13:11:40: TEOS EMpty Message-ID: TEOS Source replaced and flow checked. From seymour at snf.stanford.edu Tue Jul 1 09:34:30 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 1 Jul 2008 09:34:30 -0700 Subject: Comment teos2 SNF 2008-07-01 06:58:13: Leaks Message-ID: Gas ring VCR fitting leak has been fixed. From seymour at snf.stanford.edu Tue Jul 1 09:36:51 2008 From: seymour at snf.stanford.edu (seymour at snf.stanford.edu) Date: Tue, 1 Jul 2008 09:36:51 -0700 Subject: Problem teos2 SNF 2008-06-27 09:53:22: O2 interlock fault on step 30 Message-ID: Fault due to restricted flow in pump port. Ted cleaned the pump port a flow was checked with teos and oxygen flows set to recipe values. From shott at snf.stanford.edu Thu Jul 3 21:44:56 2008 From: shott at snf.stanford.edu (shott at snf.stanford.edu) Date: Thu, 3 Jul 2008 21:44:56 -0700 Subject: Shutdown teos2 SNF 2008-07-03 21:44:51: TCU error won't clear after power glitch ... Message-ID: teos2 is reporting TCU error 4 or TCU error 5 in response to a DI ST 7 and showing an "A" on the TCU board underneath the jungle. It appears to be applying no power to the heater elements. This looks to be a result of the power glitch. John From tberg at snf.stanford.edu Mon Jul 7 06:53:12 2008 From: tberg at snf.stanford.edu (tberg at snf.stanford.edu) Date: Mon, 7 Jul 2008 06:53:12 -0700 Subject: Comment teos2 SNF 2008-07-07 06:53:11: Reset TCU coming up to temp Message-ID: From tberg at snf.stanford.edu Mon Jul 7 09:11:02 2008 From: tberg at snf.stanford.edu (tberg at snf.stanford.edu) Date: Mon, 7 Jul 2008 09:11:02 -0700 Subject: Shutdown teos2 SNF 2008-07-03 21:44:51: TCU error won't clear after power glitch ... Message-ID: Reset TCU back at temp From tberg at snf.stanford.edu Mon Jul 7 09:11:17 2008 From: tberg at snf.stanford.edu (tberg at snf.stanford.edu) Date: Mon, 7 Jul 2008 09:11:17 -0700 Subject: Comment teos2 SNF 2008-07-07 06:53:11: Reset TCU coming up to temp Message-ID: Back at temp From tberg at snf.stanford.edu Mon Jul 7 09:11:35 2008 From: tberg at snf.stanford.edu (tberg at snf.stanford.edu) Date: Mon, 7 Jul 2008 09:11:35 -0700 Subject: Comment teos2 SNF 2008-06-27 13:10:18: Cleaned rear port Message-ID: completed From panjun at snf.stanford.edu Tue Jul 15 13:22:58 2008 From: panjun at snf.stanford.edu (panjun at snf.stanford.edu) Date: Tue, 15 Jul 2008 13:22:58 -0700 Subject: Problem teos2 SNF 2008-07-15 13:22:58: MFS alarm at step 30 Message-ID: There was MFS alarm at step 30. No oxygen flow at step 30. Abort and re-run TEOS2VH2 a couple of times and finally worked fine. Had the same problem both last Friday and yesterday. From cmcg at snf.stanford.edu Tue Jul 22 13:02:53 2008 From: cmcg at snf.stanford.edu (cmcg at snf.stanford.edu) Date: Tue, 22 Jul 2008 13:02:53 -0700 Subject: Problem teos2 SNF 2008-07-22 13:02:52: mfs alarm, o2 problem? Message-ID: MFS alarm on step 30, O2 flow = 0.... After step 35 process skipped to step 120 for venting pressure stayed at 2000mTorr the whole time From maurice at snf.stanford.edu Thu Jul 24 09:37:14 2008 From: maurice at snf.stanford.edu (maurice at snf.stanford.edu) Date: Thu, 24 Jul 2008 09:37:14 -0700 Subject: Problem teos2 SNF 2008-07-22 13:02:52: mfs alarm, o2 problem? Message-ID: Ran a TEOS2 run for a training. Pumped down, gases flowed and pressure was normal (1205). Didn't see any problem. From maurice at snf.stanford.edu Thu Jul 24 09:38:14 2008 From: maurice at snf.stanford.edu (maurice at snf.stanford.edu) Date: Thu, 24 Jul 2008 09:38:14 -0700 Subject: Problem teos2 SNF 2008-07-15 13:22:58: MFS alarm at step 30 Message-ID: Ran a TEOS2 run for a training. Pumped down, gases flowed and pressure was normal (1205). Didn't see any problem.