| |
ID |
Date |
Author |
Category |
Type |
Module |
Target/Number |
Subject |
Text |
 |
|
|
2055
|
Thursday, January 30, 2020, 12:06 |
David Wang | ITW | Standard Operation | TM4 | | ITW primary and secondary vacuum seals leak check. | Connected LD to ITW(TM4) TP1. Base LR 0.0Xe-9
atm.cc/sec. Base pressure 0.0Xe-4 torr. All
ITW primary and secondary air to vacuum seals |
|
|
|
2406
|
Tuesday, January 24, 2023, 07:21 |
David Wang | ITW | Maintenance | | | ITW pit general clean up. | ITW was cleaned with vacuum
canister in Jan 10th. HV cage inside
and blue nylon insulators were wiped. |
|
|
|
1007
|
Tuesday, July 21, 2015, 12:38 |
David Wang | ITW | Repair | | | ITW external water leak on dump circuit has been fixed. | The leaking 1/8 NPT(M)-1/4NPT(F) adapter
on the ITW dump circuit is replaced. |
|
|
|
953
|
Friday, June 19, 2015, 11:43 |
David Wang | ITW | Repair | TM1 | | ITW external water leak on dump circuit | There was an external water leak in ITW
during the last beam running time. The leak
started after the shielding blocks transfer(May |
6x |
|
|
1811
|
Monday, October 29, 2018, 10:43 |
David Wang | Conditioning Station | Repair | | | ITW exit 2 leak check at TCS. | I did a leak check this morning on exit
2 module at TCS. LD base leak rate
is 4.00XE-9atm.cc/sec, Base pressure is 0.00 |
|
|
|
2539
|
Tuesday, February 06, 2024, 13:36 |
David Wang | ITW | Maintenance | | | ITW exit 1 module tank flange o ring has been replaced. | ITW exit 1 module tank flange o ring has
been replaced. the old o r-ing was completely
flat in slot without elastic property. |
|
|
|
2538
|
Tuesday, February 06, 2024, 13:28 |
David Wang | ITW | Maintenance | | | ITW exit 1 module has been disconnected and reconnected for o ring replacement | ITW exit 1 module was disconnected
for Exit module flange o -ring replacement
yesterday. After oring replacement, the module |
|
|
|
2525
|
Monday, January 22, 2024, 09:50 |
David Wang | ITW | Standard Operation | | | ITW entrance module has been moved from SHC to ITW. | ITW entrance module has been moved from
SHC to ITW. A slightly bump on module shielding
block bottom side corner to tank vessel side |
|
|
|
2522
|
Friday, January 12, 2024, 10:53 |
David Wang | South Hot-Cell | Standard Operation | | | ITW entrance module has been moved from ITW to SHC. | ITW entrance module has been moved from
ITW to SHC. The move is smooth. I cleaned
entrance module tank flange and o r-ing slot. |
|
|
|
2521
|
Thursday, January 11, 2024, 13:57 |
David Wang | ITW | Standard Operation | | | ITW entrance module has been disconnect. | ITW entrance module has been disconnected
per document190510. It will be moved to SHC
for diagnostic group tomorrow. |
|
|
|
1920
|
Monday, May 13, 2019, 11:22 |
David Wang | ITW | Repair | | | ITW entrance module has been connnected. | Entrance module has been connected back
to ITW. Everything is normal. |
|
|
|
2544
|
Thursday, February 15, 2024, 13:52 |
David Wang | ITW | Standard Operation | | | ITW entrance module and exit 1 module leak check after module move and tank flange orings replacement. | ITW entrance module and exit 1 module
leak check on module service cap/top air
to vacuum seals and module to tank flange |
|
|
|
1434
|
Tuesday, February 07, 2017, 10:34 |
David Wang | ITW | Maintenance | | | ITW clean up | ITW has been cleaned up today. All
station are vacuum cleaned. I wiped all HV
cover and HV area including conductors and |
|
|
|
2581
|
Thursday, May 02, 2024, 18:48 |
Carla Babcock | ITW | Standard Operation | | | ITW cage setup | ITW gas lines pumped down to 2e-3Torr on
leak detector with leak rate in the low e-7
atm-cc/s. Gas bottles opened at 3psi and |
|
|
|
2182
|
Monday, January 25, 2021, 12:33 |
David Wang | ITW | Standard Operation | | | ITW bias HV test | Ramp up ITW bias to 57KV. no spark. 200uA
leaking current at 57KV. The test is done
without target module in station. |
|
|
|
1703
|
Friday, April 20, 2018, 15:33 |
Keith C Ng | ITW | Repair | | | ITW beam tube repair job | 2A2 window has been removed from ITW and
beamlines has removed the beamtube from the
penetration. The penetration has been sealed |
|
|
|
1704
|
Friday, April 27, 2018, 15:06 |
Keith C Ng | ITW | Repair | | | ITW beam tube repair | Vacuumed out remainder of debris from the
wall penetration, removed cradle and checked
condition. Down stream support bracket sees |
6x |
|
|
1984
|
Thursday, September 12, 2019, 09:26 |
David Wang | ITW | Repair | TM4 | | ITW bad vacuum issue and trouble shoot. | ITW secondary vacuum was bad in last two
days after TM4 was connected in ITW. Today
when check the exit 2 module, I found a small |
|
|
|
2541
|
Monday, February 12, 2024, 18:44 |
Carla Babcock | ITW | Maintenance | | | ITW annual HV testing | ITW was set up for HV testing - water is
running and at a high resistivity due to
injected N. Einzel lens is attached to ground. |
|
|
|
72
|
Wednesday, February 01, 2012, 09:54 |
David Wang | ITW | Maintenance | TM1 | | ITW and TM1 winter shut down vacuum leak check | ITW and TM1 winter shut down vacuum leak
check had been finished yesterday.All ITW
primary vacuum vessel, secondary vacuum vessel, |
|