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  RH-ISAC, Page 73 of 140  Not logged in ELOG logo
ID Date Author Category Type Moduledown Target/Number Subject
  1748   Tuesday, July 03, 2018, 09:57 Travis CaveITWStandard OperationTM2Nb#8Module move

 TM#2 with Nb#8 has been moved from the south hot cell to the west target station.

  1750   Tuesday, July 03, 2018, 14:42 David WangITWStandard OperationTM2Nb#8TM2 has been connected to ITW.

TM2 has been connected to ITW. All turbo pumps are started. See attachment for connection checklist.

Attachment 1: Nb#4_Module_connection_checklist.pdf
Nb#4_Module_connection_checklist.pdf Nb#4_Module_connection_checklist.pdf Nb#4_Module_connection_checklist.pdf
  1751   Wednesday, July 11, 2018, 15:06 Anders MjosITWStandard OperationTM2Nb#8Block move

Maico and Travis moved blocks from ITE to ITW yesterday

  1752   Wednesday, July 11, 2018, 15:09 Anders MjosITWMaintenanceTM2Nb#8Uncovered ITW to toubleshoot 2A2M19

The 2A2M19 beam profile monitor did not work and was e-faulted. After initial troubleshooting 2 blocks were removed form ITW to inspect the entrance module where the beam monitor is installed. The cable was found not to be connected and was quickly fixed. Blocks reinstalled. The work was done by Maico, Travis and Anders

  1758   Wednesday, July 25, 2018, 13:21 Anders MjosITWRepairTM2Nb#8Leak check of ITW

ITW Entrance Module was leak checked yesterday with the support of Vacuum Group (Dimo & Edi). The leak detector was connected to primary backing vacuum line. A leak response was found near the bellow for the beam profile monitor on top of the Entrance Module. It could be confirmed today by actuating the monitor, that the leak was indeed at that location. The plan is to move the TM and Entrance Module out for target exchange and repair, respectively. Drawings of the device available on ITA0200and ITA5128

Attachment 1: Entrance_Module_Leak_2018-07-25.docx
  1759   Tuesday, July 31, 2018, 10:20 Travis CaveSouth Hot-CellStandard OperationTM2Nb#8Module move

 TM#2 with Nb#8 has been moved from ITW to the south hot cell.

  1762   Wednesday, August 01, 2018, 14:48 Travis CaveConditioning StationStandard OperationTM2UC#23Spent Target Move

 TM#2 with UC#23 has been moved from the south hot cell to the conditioning station.

  1763   Wednesday, August 01, 2018, 15:12 Anders MjosSouth Hot-CellStandard OperationTM2UC#23Target mounted - water leak on HS line

The heat shield water lines were not purged ahead of target exchange in the hot cell. This resulted in water leaking onto the new target assembly (heat shield) when the cooling lines were opened at top and bottom (for connecting leak detector). Excess water was wiped up with paper towels.

Attachment 1: 20180801_180130904_iOS.jpg
20180801_180130904_iOS.jpg
  1767   Tuesday, August 14, 2018, 10:27 Travis CaveITWStandard OperationTM2UC#23Module move

 Both the West Entrance and TM#2 with UC#23 have been moved back into their places in the west target station. The Entrance module move wasn't completely smooth as it did suffer a little bumpiness when the shield plug part was installed, I was lifted back out again and no visible damage was observed on the delicate items.

  1768   Monday, August 20, 2018, 09:55 Travis CaveSouth Hot-CellStandard OperationTM2Ta#56 and UC#23Electrical Check

 Electrical Checks of the last two targets Ta#56 and UC#23

Attachment 1: Electrical_Check_TM4_Ta56_SHC.pdf
Electrical_Check_TM4_Ta56_SHC.pdf
Attachment 2: Electrical_Check_TM2_UC23_CS.pdf
Electrical_Check_TM2_UC23_CS.pdf
Attachment 3: Electrical_Check_TM2_UC23_SHC.pdf
Electrical_Check_TM2_UC23_SHC.pdf
  1784   Tuesday, September 18, 2018, 12:59 Travis CaveSouth Hot-CellStandard OperationTM2UC#23Module move

 TM#2 with UC#23 has been moved from ITW to the south hot cell. The shield plug was also installed remotely as well.

  1785   Thursday, September 20, 2018, 08:36 Travis CaveSouth Hot-CellStandard OperationTM2no targetElectrical Check

 Results of the electrical check on TM#2 with no target after Chad cleaned out the bolt hole on the module where the target mounts.

Attachment 1: Electrical_Chk_TM2_no_tgt_Sept-20-2018.pdf
Electrical_Chk_TM2_no_tgt_Sept-20-2018.pdf
  1786   Thursday, September 20, 2018, 14:35 Travis CaveSouth Hot-CellStandard OperationTM2nSiC#1Electrical Check

 TM#2 with the nSiC#1 target had its check done on it at the south hot cell see attached for results.

Attachment 1: Electrical_Chk_TM2_SHC_nSiC#1_Sept-20-2018.pdf
Electrical_Chk_TM2_SHC_nSiC#1_Sept-20-2018.pdf
  1787   Thursday, September 20, 2018, 14:36 Travis CaveITWStandard OperationTM2nSiC#1Module move

 TM#2 with nSiC#1 has been moved from the south hot cell to the west target station.

  1788   Friday, September 21, 2018, 10:06 David WangITWStandard OperationTM2UCx23TM2 was disconnected in ITW.

TM2 was disconnected in ITW this Tuesday. See attachment for checklist.

Attachment 1: TM2_UCx_23#_disconnection_in_ITW..pdf
TM2_UCx_23#_disconnection_in_ITW..pdf TM2_UCx_23#_disconnection_in_ITW..pdf
  1789   Friday, September 21, 2018, 10:07 David WangITWStandard OperationTM2SiC nanoTM2 with SiC nano target was has been connected in ITW.

Tm2 with SiC nano has been connected in ITW. See attachment for checklist

Attachment 1: TM2_with_SiC_nano_connection_in_ITW..pdf
TM2_with_SiC_nano_connection_in_ITW..pdf TM2_with_SiC_nano_connection_in_ITW..pdf TM2_with_SiC_nano_connection_in_ITW..pdf
  1790   Monday, September 24, 2018, 10:21 Anders MjosSouth Hot-CellStandard OperationTM2UC#23Post Irradiation Examination (PIE)

UC#23 experienced short between target and heat shield as it was heated during operation. The inspection of the target after irradiation revealed that the left target leg was close to the heat shield opening and likely the cause of the short. Marks could be seen on the leg indicating contact. See attached photo. More photos are available on DocuShare

Attachment 1: 20180924_161322929_iOS.jpg
20180924_161322929_iOS.jpg
  1793   Tuesday, September 25, 2018, 08:01 chad fisherSouth Hot-CellStandard OperationTM2nSiC#1nSiC#1 install

On September 18th installation of nSiC#1 was attempted on TM2. As usual, new fasteners were tested previous to insertion into hot cell and employed during installation. the last fastener to be installed was for the circuit D block. The fastener/air ratchet stalled immediately indicating a problem. The fastener was removed and a an attempt was made trying a new spare fastener. That fastener also jammed right away but could not be removed or installed any further.

 

A breaker bar was employed to achieve more torque and the fastener was able to be loosened, although it would not come completely out, dangling and wobbling like it was free. A claw type bar was used to add slight pressure to the fastener while it was loosened allowing the fastener to undo the rest of the way.

Target was removed and discovered that that insulator supporting circuit c and d blocks was quite broken and that a few chunks had fallen off. It was also notice that boefore the breaker bar had been employed that a piece of ceramic was on the table suggesting that the ceramic had been at least partially broken at the time of removal of the previous target. Also, the threads of the insert for circuit d showed damage an swarf.

Swarf was vacuum claned out of the circuit d thread insert and a machine tap ran through the insert twice.

nSiC#1 was reinstalled with new waterline gaskets and new c and d circuit fasteners with a little bit of the first 2-3 threads lightly coated with vacuum grease.

High current fasteners torqued to 130 in lbs.

Attachment 1: 20180919_132304.jpg
20180919_132304.jpg
Attachment 2: 20180919_143535.jpg
20180919_143535.jpg
  1806   Tuesday, October 23, 2018, 10:45 David WangITWStandard OperationTM2SiC nanoTM2 was disconnected in ITW.

TM2(SiC nano) has been disconnected in ITW. See attachment

Attachment 1: TM2_SiC_nano_disconnection_in_ITW.pdf
TM2_SiC_nano_disconnection_in_ITW.pdf TM2_SiC_nano_disconnection_in_ITW.pdf
  1812   Tuesday, October 30, 2018, 10:50 Travis CaveITWStandard OperationTM2nSiC#1Modules moved

 Modules were moved, ITW EX2 was moved from the conditioning station to the west target station and TM#2 ,with nSiC#1,  was moved from the west target station to the south hot cell.

ELOG V2.9.2-2455