| ID |
Date |
Author |
Category |
Type |
Specific |
Subject |
Text |
 |
|
167
|
Wednesday, July 15, 2015, 10:33 |
Isaac Earle | Standard Operation | Target 1 | Cooling | T1 & T2 Cooling System Check | - All T1 and T2 values on XTPAGE were stripped
back to April 1, 2015: All systems
appear to be functioning normally, nothing |
|
|
185
|
Monday, January 18, 2016, 17:19 |
Isaac Earle | Standard Operation | Target 1 | Cooling | T1 & T2 Packages Drained; BL1A Holding Tank Released | The T1 and T2 cooling packages were
drained to the BL1A holding tank on Jan 8
2016. The volumes were 100L and 80L |
|
|
186
|
Monday, January 25, 2016, 16:54 |
Isaac Earle | Maintenance | Target 1 | Cooling | T1 MRO Work | The following work was performed at the
T1 cooling package and target between January
18-21, 2016: |
|
|
187
|
Wednesday, February 03, 2016, 17:35 |
Isaac Earle | Standard Operation | Target 2 | Cooling | T2 MRO Work | The following work was performed at the
T2 cooling package and target between Jan
25 - Feb 3, 2016: |
|
|
209
|
Friday, September 30, 2016, 16:59 |
Isaac Earle | Repair | Target 1 | Cooling | T1 Cooling System Inlet Pressure Transducer Replaced | The T1 cooling system inlet pressure
transducer (EPICS ID: B1A:T1CS:PGIN, Omega
part # PX315-100GI) began failing in August |
|
|
211
|
Thursday, November 17, 2016, 17:58 |
Isaac Earle | Repair | Target 2 | Cooling | T2 Heat Exchanger Secondary Side Solenoid Valve Failure | At approximately 11am today the T2
cooling package heat exchanger secondary
side water flow suddenly dropped from ~11gpm |
|
|
214
|
Thursday, January 19, 2017, 08:55 |
Isaac Earle | Standard Operation | Target 1 | Cooling | T1 MRO work complete | The following work was completed on
the T1 cooling package:
- water drained to BL1A holding |
|
|
216
|
Monday, March 27, 2017, 16:15 |
Isaac Earle | Repair | Target 1 | Cooling | T1 Cooling System Target Water Return Hose Damaged | The 18' shielding block which lies west
of the T1 cooling package was removed on
Friday Mar 24 so that vacuum equipment could |
|
|
219
|
Tuesday, April 11, 2017, 17:02 |
Isaac Earle | Maintenance | Target 2 | Cooling | T2 Cooling System MRO | The following work has been completed
on the T2 cooling package:
- T2 system drained to South TNF |
|
|
222
|
Tuesday, May 09, 2017, 16:35 |
Isaac Earle | Repair | Target 2 | Cooling | T2 target water flow gauge paddle wheel changed | During the target move on Thursday
May 4th the paddle wheel and paddle wheel
shaft for the T2CS:FGTGT sensor were changed |
|
|
225
|
Tuesday, July 25, 2017, 19:23 |
Isaac Earle | Repair | Target 2 | Cooling | T2 Heat Exchanger Secondary Side Solenoid Valve Failure (again) | At approximately 13:50 today the
T2 cooling system secondary side solenoid
valve (T2CS:SVSEC) failed to a closed position. |
|
|
226
|
Thursday, July 27, 2017, 08:57 |
Isaac Earle | Other | Target 2 | Cooling | Failed T2CS:SVSEC valves investigation | The three failed T2 cooling system
secondary side solenoid valves were tested
yesterday to try to determine the problem. |
|
|
230
|
Thursday, October 26, 2017, 16:12 |
Isaac Earle | Repair | Target 1 | Cooling | T1 collimator solenoid valve replaced | Around 10pm on Sunday Oct 22 beam
was tripped multiple times due to low flow
for the T1 collimator cooling circuit (B1A:T1:FGCOL). |
|
|
236
|
Tuesday, April 10, 2018, 11:20 |
Isaac Earle | Maintenance | Other | Cooling | T1 and T2 cooling package shutdown MRO work | The following work was performed
on the T1 and T2 cooling packages during
the 2018 shutdown: |
|
|
239
|
Friday, June 01, 2018, 17:50 |
Isaac Earle | Repair | Target 1 | Cooling | T1 collimator solenoid valve coil replaced | Flow stopped through the T1 collimator
cooling loop around the same time as a power
bump this afternoon. The problem was |
|
|
240
|
Tuesday, July 03, 2018, 11:09 |
Isaac Earle | Repair | Target 1 | Cooling | T1 cooling package outlet water pressure sensor replaced | The T1 cooling package outlet water
pressure sensor (B1A:T1CS:PGOUT) was replaced
this morning with a new unit. Over |
|
|
241
|
Monday, July 23, 2018, 09:39 |
Isaac Earle | Repair | Target 1 | Cooling | T1 collimator solenoid valve failed - Solenoid replaced | On Saturday July 21st the T1 Collimator
solenoid valve would not re-open after tripping
closed due to a (planned) loss of vacuum. |
|
|
242
|
Thursday, August 23, 2018, 11:52 |
Isaac Earle | Repair | Target 1 | Cooling | T1 cooling package pump failure and replacement | On Wednesday August 15th the T1 cooling
package tripped off, and could not be restarted.
On the EPICS screen the pump device went |
|
|
244
|
Thursday, September 06, 2018, 13:49 |
Isaac Earle | Repair | Target 1 | Cooling | T1 cooling package secondary side solenoid failed | On Friday Aug 31 at approximately
3am T1CS:FGSEC dropped to 0gpm flow.
This was confirmed to be a real reading when |
|
|
247
|
Thursday, January 10, 2019, 13:51 |
Isaac Earle | Maintenance | Target 1 | Cooling | T1 and T2 cooling packages inspected | The T1 and T2 cooling packages were inspected
today while running. No water leaks
were observed at either package including |
|