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Message ID: 818     Entry time: Monday, December 08, 2014, 15:22
Author: Anders Mjos 
Category: Conditioning Station 
Type: Development 
Module: TM2 
Target/Number:  
Subject: Circuit D water test 

Monday, December 08, 2014, 14:00: Dan M and Anders connected the water supply to circuit D and installed the module cover.

Monday, December 08, 2014, 14:50: Circulating water on circuit D. IG1 vacuum stable at 3.1E-7 T. No response on mass 18 on RGA

Monday, December 08, 2014, 15:30: Test TGHT and TBHT PS. Can be switched on, but set points need to be corrected.

Monday, December 08, 2014, 16:11: Started CHILLCP2

Monday, December 08, 2014, 16:26: Stopped CHILLCP2


Tuesday, December 09, 2014, 09:02: Started CHILLCP1. TS5 at 31.5 C

Tuesday, December 09, 2014, 09:33: Stopped CHILLCP1. TS5 at 17. 1 C

Tuesday, December 09, 2014, 14:54: Tested TGHT to 600 A and 2.05 V (local read back). EPICS read back and set point is not correct. Circuit resistance ~ 3.4 mOhm.

Tuesday, December 09, 2014, 15:14: Tested TBHT to 272 A and 0.97 V (local read back). EPICS read back and set point is not correct. Circuit resistance ~ 3.6 mOhm.

Tuesday, December 09, 2014, 16:01: TGHT and TBHT switched off.


Wednesday, December 10, 2014, 08:30: TGHT and TBHT power supplies cannot be run with TS5 > 25. Bypasses/Forces not implemented. Waiting for controls.

Wednesday, December 10, 2014, 10:44: Water is stable on RGA, however N, O and Ar shows repeated short term spikes of ~4x magnitude. Spikes are also visible on IG1


Vacuum stable over night.

Thursday, December 11, 2014, 08:22: Starting CHILLCP3. TS5 at 33.1 C, TBHT at 30.2 C

Thursday, December 11, 2014, 08:58 : Staging enabled


Vacuum stable over night.

Dave M corrected scale of TGHT and TBHT.

TS5 forced


 

Lost water in expansion tank over the weekend. See other e-log entries regarding the water leak and fix. Vacuum stable over the weekend.

Monday, December 15, 2014, 13:49: TGHT and TBHT PS at 600 A and 270 A

Monday, December 15, 2014, 14:06: TGHT to 700 A

Monday, December 15, 2014, 18:03: Autoramping down at 5 A/15 s

Monday, December 15, 2014, 18:26: TGHT and TBHT at 0 A. TS5 is at 35 C


Vacuum stable over night

Tuesday, December 16, 2014, 08:07: TGHT and TBHT to 700 A and 270 A

Tuesday, December 16, 2014, 09:00: Stopped MP2. MP3 tripped. TGHT and TBHT tripped.

Tuesday, December 16, 2014, 09:05: started MP2, TGHT and TBHT

Tuesday, December 16, 2014, 16:21: TGHT to 600 A. Will leave both TGHT and TBHT on over night to keep the water warm.


Vacuum stable over night. TS5 at 37.5 C TBHT return at 34.5 C

Wednesday, December 17, 2014, 08:15: TGHT to 750 A

Wednesday, December 17, 2014, 08:35 : TGHT to 800 A

Wednesday, December 17, 2014, 16:09 : TGHT to 700 A. TS5 at 40 C TBHT return at 37 C


Vacuum stable over night. TS5 at 39.3 C and TBHT return at 36.2 C

Thursday, December 18, 2014, 07:54: Starting CHILLCP1

Thursday, December 18, 2014, 08:34: Stopped cHILLCP1 TS5 at 20 C

Thursday, December 18, 2014, 09:07: TGHT to 800 A

Thursday, December 18, 2014, 16:10: TGHT to 700 A


Vacuum stable over night. TS5 at 39.0 C and TBHT return at 35.9 C

Friday, December 19, 2014, 08:17: TGHT to 800 A

Friday, December 19, 2014, 11:54: TGHT to 650 A. TS5 at 39.9 C 


Vacuum stable over the weekend. TS5 at 38.4 C and TBHT return at 35.4 C

Monday, December 22, 2014, 08:31 : Started CHILLCP3

Monday, December 22, 2014, 09:30: Stopped CHILLCP3 

Monday, December 22, 2014, 10:08: TGHT to 800 A

Monday, December 22, 2014, 16:25: TGHT to 700 A


Vacuum stable over night. TS5 at 38.4 C and TBHT return at 35.3 C

Tuesday, December 23, 2014, 08:16: TGHT to 800 A

Tuesday, December 23, 2014, 13:10 : Starting CHILLCP3. TS5 at 39.5 C and TBHT return at 36.4 C

Tuesday, December 23, 2014, 13:14: TGHT and TBHt to 0 and off. 

Leak check found no leaks on Service Cap

Tuesday, December 23, 2014, 14:14 : Stopped CHILLCP3

Tuesday, December 23, 2014, 14:20: RGA filament off

Tuesday, December 23, 2014, 14:23: Stopped MP2 and MP3

Attachment 1: TCS_Heater_Transmission_Power.xlsx  16 kB  Uploaded Tuesday, December 09, 2014, 15:39
Attachment 2: Circuit_D_test_results_for_TM2_status_meeting_2014-12-11.pdf  199 kB  Uploaded Thursday, December 11, 2014, 09:16  | Show | Hide all
Attachment 3: Heated_water_leak_test_plan.pdf  58 kB  Uploaded Thursday, December 11, 2014, 09:19  | Show | Hide all
Attachment 4: Heated_water_leak_test_Circuit_D_RESULTS.docx  3.192 MB  Uploaded Tuesday, December 23, 2014, 14:20
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