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ID Date Authordown Operational Mode Subject Text Attachments
  136   Thu Jul 20 00:52:13 2006 Doug PreddyQuench RecoveryT1 frozenT1 will not spin up. Warming up cold box.   
  137   Thu Jul 20 02:59:06 2006 Doug PreddyQuench RecoveryT1 still not startingI will leave the cold box to warm overnight
and try it again in the morning.		   
  138   Thu Jul 20 08:18:31 2006 Doug PreddyQuench RecoveryT1 startedStarted flow to turbines. Both started. T1
seems a bit slow. HIC110 at 0.85 
SI110 = 4100. 		  
  143   Fri Jul 21 07:39:37 2006 Doug PreddyQuench RecoveryCool down continuesRaised PIC229 to 11Bar. Started to close HIC155.
Cooling rates improve.		   
  144   Fri Jul 21 14:08:04 2006 Doug PreddyQuench Recoveryswitch to series modeCoils temps <10K.Switching to series mode.   
  146   Fri Jul 21 23:36:21 2006 Doug PreddyQuench RecoveryFinal cooldown problems80K shield is down to <60K Liquid level not
building. Power leads rippling 
and warming. T1 inlet 85K with 10%heater		   
  148   Fri Jul 28 20:39:40 2006 Doug PreddyQuench RecoveryRestarting refrigeratorSolenoid quenched at about 6:00 tonight.
I restarted the compressor, then the cold
box and turbines. When cold box  		  
  149   Sat Jul 29 05:30:28 2006 Doug PreddyQuench Recoveryswitched to series modeTemps bottomed out at ~16K. Switching to series
mode.		   
  150   Sat Jul 29 09:38:06 2006 Doug PreddyQuench Recoverypower leads cooledopened power lead flow about 40 minutes ago.
~12K will let them stablize. 
LHE level >20%		   
  151   Tue Aug 8 07:27:49 2006 Doug PreddyQuench RecoverySolenoid Quench at about 6:00 this morningNo indication of problem. Turbines still running,
but no flow to solenoid. 
Started flow. Solenoid ~20K.		   
  154   Wed Aug 9 07:50:49 2006 Doug PreddyQuench RecoverySwitched to series mode.Cool down continues.   
  155   Thu Aug 10 08:33:44 2006 Doug PreddyNormal RunningRunning low on heliumTemperture okay, but there are fluctuation
in the power leads. PIC229 is 
trying to charge. The buffer tank pressure		   
  158   Tue Aug 15 08:45:56 2006 Doug PreddyQuench Recoveryrestarted the compressorSolenoid tripped off Sunday. Restarted compressor
and cool down of cold box.		   
  160   Thu Aug 17 08:04:44 2006 Doug PreddyQuench RecoverySolenoid tripped at about 3:00 this morningrestarting system.
Compressor would not start. Idid not see
anything that would not let it  		  
  162   Wed Oct 4 07:29:04 2006 Doug PreddyStart UpStarting cool downStarted compressor yesterday with flow through
the purifier overnight.
Starting tubines this morning in parallel		   
  164   Thu Oct 5 10:26:26 2006 Doug PreddyStart Upswitched to parallel cold return    
  165   Thu Oct 5 11:51:53 2006 Doug PreddyStart UpAdde 2 bottles UHP HeliumValved off purifiers, but left LN2 on.   
  166   Thu Oct 5 14:53:54 2006 Doug PreddyStart UpSwitched to series mode    
  173   Thu Oct 26 08:18:10 2006 Doug PreddyQuench Recoveryswitched to series modeSwitched to series mode at about 7:45.   
  174   Thu Oct 26 11:45:22 2006 Doug PreddyQuench RecoverySolenoid coldpower leads cold 50% liquid.
Turning on power supply		   
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