Tuesday, November 13, 2012, 10:55, Travis Cave, ITW, Standard Operation, TM1, TiC#3, module move
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TM#1 with TiC #3 moved from the conditioning station to the west target station, move went well. |
Wednesday, November 14, 2012, 10:57, David Wang, ITW, Standard Operation, TM1, , TM1connected in ITW
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I connected TM1 in ITW yesterday. Everything is good so far. Travis was with me when i did the job. |
Wednesday, January 02, 2013, 12:11, David Wang, ITW, Standard Operation, TM1, , I moved 5 shielding blocks from ITW to block storage area
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I moved 5 shielding blocks from ITW to block storage area for preparing the TM1 disconnection. Air sampled and swiped blocks and ITW and everything is fine.Fiona was with me all the time during the moving. |
Thursday, January 03, 2013, 10:05, David Wang, ITW, Standard Operation, TM1, , Disconnected TM1 in ITW.
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TM1 has been disconnected in ITW. All water lines had been purged. Travis was with me during the job. |
Thursday, January 10, 2013, 10:40, David Wang, ITW, Maintenance, , , Replaced all high active water system magnetic pedal wheels in ITW and ITE.
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I replaced all high active water system magnetic pedal wheels in ITW and ITE. This is a preventive maintenance job we planned for this winter shut down. |
Monday, January 14, 2013, 14:09, Travis Cave, ITW, Standard Operation, TM1, no target, module move
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TM#1 has been moved from the south hot hell to the west target station, move went well. |
Tuesday, January 15, 2013, 10:49, David Wang, ITW, Standard Operation, TM1, no target, TM1 vacuum system connection in ITW
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I connected TM 1 vacuum system in ITW. The TM1 and ITW will be pumped out for shut down routine leak check. |
Thursday, January 24, 2013, 13:30, David Wang, ITW, Standard Operation, TM1, , ITW-TM1 2013 winter shut down leak check.
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2013 winter shut down ITW-TM1 primary vacuum vessel, secondary vacuum vessel, and water lines leak check: connected leak detector to TP2(primary and water lines) and TP4S (secondary). base leak rate 0.0xE-9atm.cc/sec,base pressure 0.0XE-4torr. Sprayed helium to all primary vacuum seal and there is no response on leak detector. Helium pressurized all water lines(except HS) at 70psi ,3mins.Tube heat(+) no response, tube heater(-)1.6xe-9atm.cc/sec, target oven(-)5.8xe-9atm.cc/sec, target oven (+) 6.9xe-9atm.cc/sec, EE 5.7xe-9atm.cc/sec, MSP no response, window 7.5 xe-9atm.cc/sec.All water lines are water leak free. Two leaks had been found on secondary vacuum vessel. One is on exit 1 to tank o-ring (east side, E-N corner). The leak detector got responses from 1.4 to1.7 xe-7 atm.cc/sec scale . The test hadbeen repeated 4-5 times and confirmed the location . The second one is a small leak which is on exit 2 to tank o-ring(east side, close to E-N corner). The leak detector got responses from 1.4 to 1.8xe-8atm.cc/sec scale. The test had been repeated 3 times and confirmed the location. As the present plan. we will replace the exit1 to tank o-ring during this year shut down time. |
Thursday, February 14, 2013, 09:31, David Wang, ITW, Repair, , , ITH MP1 is replaced.
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Edi and I replaced the broken ITH MP1 in target hall with a new pump. The old pump was leak on oil. There were no oil had been left in the old pump by checking the sight glass.Thats the reason of the pump failure.The tray which the old pump sat on was full of leaking oil ( highly contaminated ). The old pump was bagged in 3 thick plastic bags ,and the tray was cleaned before the new pump was installed. The working area had been cleaned up and surveyed couple of times after the job. Everything is good. The new pump had been tested after the installation. It works fine. |
Thursday, February 21, 2013, 14:05, David Wang, ITW, Repair, TM1, , Disconnected EXIT1 in ITW.
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Disconnected EXIT1 in ITW. All cables , wires and air lines are label marked. |
Tuesday, February 26, 2013, 10:26, Travis Cave, ITW, Standard Operation, TM1, , module move
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TM1 moved from the west station to the southwest silo. Move went well. |
Wednesday, March 06, 2013, 10:09, Travis Cave, ITW, Maintenance, , , module move
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ITW EX1 has been moved from the west target station to the south hot cell for the seal replacement on the west station. |
Wednesday, March 06, 2013, 14:12, David Wang, ITW, Repair, , , ITW EXIT1 tank to module o-ring replacement
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ITW EXIT1 o-ring replacement is fininshed today. The ITW EXIT 1 is back to ITW. The old o-ring lost most its elastic property and changed to stiff sqaure shape inside the slot.The flange surface around the o-ring slot was dirty. I cleaned the o-ring surface completely before putting the new o-ring . Everything should be fine now. There will be a leak check late on this new installed o-ring.
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Friday, April 12, 2013, 10:27, David Wang, ITW, Standard Operation, TM1, , I reconnected TM1 to ITW.
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TM1 has been reconnected in ITW. Water interlock check for TM1 is done. |
Friday, April 12, 2013, 10:32, David Wang, ITW, Repair, TM1, , ITW EXIT1 tank to module o-ring leak check.
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I leak checked new installed ITW EXIT1 tank to module o-ring.No leak had been found . Also ,TM1 primary vessel air to vacuum seals had been checked at the same time. There was no response had been found on leak detector. |
Tuesday, May 07, 2013, 12:07, David Wang, ITW, Standard Operation, TM1, , I moved 5 shielding blocks from ITE to ITW.
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Water interlock check on ITW is done. All water signals are strong on EL panel. ITW is configured to take proton beam. |
Tuesday, June 11, 2013, 10:05, David Wang, ITW, Standard Operation, TM1, , Disconnected TM1 in ITW.
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Dan and I disconnected TM1 in ITW. |
Thursday, July 04, 2013, 11:37, David Wang, ITW, Standard Operation, TM1, UCx, I reconnected TM1 to ITW.
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I reconnected TM1 to ITW on 02 July.The pumping down is good so far. TM1 water interlock check is good also. |
Tuesday, July 09, 2013, 14:26, David Wang, ITW, Standard Operation, TM1, UCx, 5 shielding blocks had been transferred from ITE to ITW
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5 shielding blocks had been transferred from ITE to ITW. The ITW is configured to take proton beam. |
Tuesday, August 27, 2013, 14:14, Travis Cave, ITW, Standard Operation, TM1, UC#7, module move
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TM#1 with UCx#7 has been moved from the south hot cell to the west target station. |
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