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ID Date Author Operational Mode Subject Text   286   Fri Nov 12 16:54:50 2010 Doug Preddy Normal Running Solenoid ramped up        285   Thu Nov 11 15:46:40 2010 Doug Preddy Other switched to parallel cold return At 14:45.      284   Mon Aug 9 14:27:12 2010 Doug Preddy Shut Down Helium plant shut down        283   Mon Jun 7 09:24:47 2010 Doug Preddy Quench Recovery started flow to power leads        282   Tue May 18 15:04:36 2010 Kevin Trithardt Maintenance Solenoid ramping up        281   Thu May 13 14:37:13 2010 Doug Preddy Quench Recovery switching to series mode.        280   Thu May 13 07:39:55 2010 Doug Preddy Quench Recovery solenoid quench last night Solenoid quenched on power lead temps last evening. I am recovering it in parallel cold return mode. C12~60K C1~50K.      279   Mon May 3 07:49:54 2010 Doug Preddy Quench Recovery Solenoid quench Saturday Solenoid quenched at ~13:30 Saturday. Kevin came in later in the day to recover it. System was in all around mode, no flow to solenoid.      278   Fri Apr 9 16:07:28 2010 Doug Preddy Start Up flow to power leads started        277   Fri Apr 9 07:34:55 2010 Doug Preddy Quench Recovery switched to parallel cold return Switched to parallel cold return at about 7:30 this morning        276   Thu Apr 1 11:57:55 2010 Doug Preddy Start Up started flow to power leads Solenoid cold. Buffer tank pressure ~3psi, so Kevin will add a bottle of helium. Started flow to power leads at 11:45      275   Mon Mar 29 09:25:52 2010 Kevin Trithardt Start Up Started cool down this morning        274   Wed Mar 24 08:30:33 2010 Doug Preddy Start Up Start up Compressor started yesterday afternoon. Pumping out solenoid overnight. Cold box vacuum good. circulating helium to solenoid      273   Mon Oct 5 11:54:58 2009 Doug Preddy Normal Running Switched TIC121 into auto mode        272   Tue Jul 14 15:28:36 2009 Doug Preddy Quench Recovery Solenoid ramped up The solenoid is cold and I have started to ramp up the power supply. Some slight ripples in the power leads, but they are      271   Fri Jul 10 01:10:59 2009 Doug Preddy Quench Recovery switch to parallel warm return        270   Fri Jul 10 00:34:03 2009 Doug Preddy Quench Recovery solewnoid quench due to power bump Solenoid quench due to power bump caused by an airplane crash in Richmond at ~ 22:00. Compressor off. Water pump off. Restarted      269   Wed May 27 15:01:34 2009 Doug Preddy Quench Recovery power leads Power leads are cold. There is still a small ripple. The power supply can be ramped up as soon as the ripples die out.      268   Wed May 27 13:37:22 2009 Doug Preddy Quench Recovery switch to series mode Switched to series mode at ~11:00. Built liquid to 55% by 13:30. Started flow to the power leads.      267   Wed May 27 08:06:00 2009 Doug Preddy Quench Recovery Solenoid quenched at 5:00 The solenoid quenched at 5:00 this morning due to power lead temps. The temps started oscillating about 10 minutes before the trip.

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