Logbooks Lab Maintenance Evaporator_1 Evaporator_2 Laser cutter Target Production Test-Stand RH-ISAC RH-Cyclotron RH-Meson Hall RH-Beamlines RH-ARIEL
  RH-ISAC, Page 100 of 138  Not logged in ELOG logo
  ID Date Authordown Category Type Module Target/Number Subject Text Attachments
  2099   Thursday, June 04, 2020, 10:51 David WangConditioning StationStandard Operation  TH floor mop up.Jason Sargeant mopped up TH floor this
morning. The mop head was checked after the
job. There are 1500 counts on it. He think
  
  2100   Thursday, June 11, 2020, 11:49 David WangITEMaintenance  ITW and ITE thermocouple status.     
  2101   Thursday, June 11, 2020, 12:36 David WangSafe Module ParkingRepairTM3 TM3 containment box and service tray field measurement. At 15cm distance: Containment box   
  2104   Wednesday, June 17, 2020, 09:53 David WangSouth Hot-CellStandard OperationTM2C#1C#1 target electrical check and leak check at SHC.Target to HS is 400 ohm. The rest check
is good. See attachment.
 C#1_target_electrical_and_leak_check.pdf 
  2106   Thursday, June 18, 2020, 13:22 David WangITWStandard OperationTM2C#1Remove of TM2 from ITE to SHC.Remotely remove TM2 from ITW to SHC. The
move is good.  Shielding plug is put
back to ITW. 
  
  2107   Thursday, June 18, 2020, 13:25 David WangITEStandard OperationTM4P2N test.Disconnect TM4 in ITE.TM4 has been disconnected in ITE. Vacuum
pumps and gauge are not disconnected yet.
  
  2108   Friday, June 19, 2020, 11:21 David WangITERepairTM4P2N test.ITE TP3 is replaced.ITE TP3 is replaced. ITE is under vacuum
again. All turbo pumps are started successfully.
Current draw on pumps are normal so far.
  
  2109   Tuesday, June 23, 2020, 10:56 David WangSafe Module ParkingStandard Operation  SMP annual service. Dan and I did the SMP annual  maintenance
service today. Lid open/close , vessel rotation
and limit switch check, lubricate chains,
  
  2112   Friday, June 26, 2020, 15:00 David WangITWMaintenance  ITW TP1 and TP1S.ITW TP1 can not be started yesterday. Also,
TP1S was difficult to start , and had a high
current draw after.  We changed both
  
  2113   Monday, June 29, 2020, 10:09 David WangITEStandard OperationTM4P2N test.ITE turbo pumps are stoppedITE venting is in processing.   
  2115   Friday, July 03, 2020, 06:57 David WangITWStandard OperationTM2C#1TM2 CONNECTION CHECKLIST SEE ATTACHMENTS. EVERYTHING IS GOOD.  TM2_C#1_CONNECTION_CHECKLIST.pdf 
  2116   Friday, July 03, 2020, 07:03 David WangSouth Hot-CellStandard OperationTM4BEFORE TARGET INSTALLATIONELECTRICAL CHECK BEFORE TARGET INSTALLATION.PQ SHORT TO RU. A TO PQ 1.8 M OHM AT 500
V. THE REST ARE OL
 TM4_ELECTRICAL_CHECK_20220_07_02.pdf 
  2118   Friday, July 03, 2020, 13:23 David WangSouth Hot-CellStandard OperationTM4UCx#30TM4 UCx#30 Electrical check and HS leak checkElectrical and leak check are good. See
attachment. 
 TM4_UCx30_elctrical_and_leak_check_at_SHC..pdf 
  2120   Monday, July 06, 2020, 07:54 David WangITEStandard OperationTM4UCx 30TM4 has been connected in ITE connection TM4 has been connected in ITE. Vacuum pumping
down is good so far.
 Tm4_UCx_30_connection_checklist.pdf 
  2121   Monday, July 06, 2020, 12:20 David WangITWStandard OperationTM2C#1Five shielding blocks to ITWFive shielding blocks are transferred to
ITW
  
  2133   Tuesday, August 18, 2020, 09:06 David WangITWStandard OperationTM2 TM2 and ITW entrance module have been disconnected in ITWTm2 and itw entrance module have been disconnected
in ITW. I will attach disconnection checklist
later. 
  
  2138   Wednesday, August 26, 2020, 09:52 David WangSouth Hot-CellStandard OperationTM2Ta#60Ta#60 target electrical check and leak check at SHC.Electrical check and leak check at SHC.
NO leak. electrical check ok.  
Before target on, A is short to PQ, RU is
 Ta_60_electrical_checklist.pdf 
  2139   Thursday, August 27, 2020, 08:21 David WangConditioning StationStandard OperationTM2Ta#60Helium pressure check on TM2 HS line at TCS.Helium pressurize on TM2 HS line at TCS
is done.    Base LR is 0.0X
E-9 
  
  2148   Thursday, September 24, 2020, 11:25 David WangConditioning StationStandard OperationTM4UC#31TM4 HS line leak check at SHC and TCS.Both helium spray and helium pressurize
on TM4 HS line withUCx31 target are done
at SHC and TCS. No leak.
  
  2149   Tuesday, September 29, 2020, 12:12 David WangITERepairTM4 TM4 steerers staus after" left " grounding issue, and first stage investigation
Left (short) is switched with bottom. So
on module:
  
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