Logbooks Lab Maintenance Evaporator_1 Evaporator_2 Laser cutter Target Production Test-Stand RH-ISAC RH-Cyclotron RH-Meson Hall RH-Beamlines RH-ARIEL
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ID Date Author Target/No.# Sourcedown Station Module Target Oven W.O# Heat Shield W.O# Status Subject
  414   Tuesday, December 16, 2014, 10:18 Anders Mjos      Problems/SolutionsTP1B and TP6 stopped/fault

possibly due to HV spark

Tuesday, December 16, 2014, 10:24: Starting TP1B and TP6

Tuesday, December 16, 2014, 10:26: Both turbos at speed. Power 15 W and 17 W.

Tuesday, December 16, 2014, 11:37: Happened again. Restarted.

  415   Thursday, December 18, 2014, 14:34 Anders Mjos      Problems/SolutionsGE cooling water lines disconnected

 In preparation for leak check

Thursday, December 18, 2014, 16:37: Reconnected after leak check

Monday, December 22, 2014, 11:02: Water opened.

  416   Thursday, December 18, 2014, 16:38 Anders Mjos      Problems/SolutionsLeak found on service cap F/T Q 9 pin connector

Largest response on the bottom of the insulator.

Thursday, December 18, 2014, 16:39: Closing pumping valves. Will allow system to leak up over night


Friday, December 19, 2014, 08:19: Venting

Friday, December 19, 2014, 11:55: F/T and insulator removed. Lid not yet installed. Spark marks found on the insulator (see attached photo).


Installed blank off on F/T Q. New o-ring (1-1/02235) and screws 10-24x0.50 (1-2/02526). F/T insulator reference ITA0439

Monday, December 22, 2014, 09:54: Roughing

Monday, December 22, 2014, 10:25 : 0.5 T at CG1

Monday, December 22, 2014, 11:00: No leak detected at 0.2 T

Monday, December 22, 2014, 11:01: Starting turbos

Monday, December 22, 2014, 11:02: Opened water flow on GE (and TP1B)

Monday, December 22, 2014, 11:03: Some noise from TP1B around 12 kRPM

Monday, December 22, 2014, 11:07: TP1B at speed

Monday, December 22, 2014, 11:10: TP1A timed out restarted. Bypass BV1A required.

Monday, December 22, 2014, 11:11: Turbos at speed.

Monday, December 22, 2014, 11:11: Vacuum at 2.6 E-5 T


Tuesday, December 23, 2014, 08:27 : Vacuum at 1.8E-6 T

Tuesday, December 23, 2014, 08:51: Opened water. Vacuum stable at 1.7E-6 T

Tuesday, December 23, 2014, 09:05: No leaks found with leak detector. Base leak rate <7.7E-8 mbar-l / s


Monday, January 05, 2015, 09:28: Repeated leak check. Both doors. Sprayed He through service cap cover. No response above 2.4E-8 mbar-l/s base leak rate.

  417   Monday, December 22, 2014, 11:06 Anders Mjos      Problems/SolutionsCopper rod removed

A copper rod - not used was removed from one of the cooling lines.

  418   Tuesday, December 23, 2014, 09:08 Anders Mjos       Water closed for Christmas

Shutting of water supply to the source box. Water not needed.

  419   Monday, January 05, 2015, 09:06 Anders Mjos      Problems/SolutionsTSG:TP1A found to be timed out after the Hollidays

Vacuum at 1.7E-7 T

Corrected title from off to timed out . It seems the controller lost contact with the pump when I touched the rack. The pump recovered right back to 38 kRPM upon restart.

 

  420   Monday, January 05, 2015, 09:20 Anders Mjos      Problems/SolutionsIV4 did not get close signal before the Hollidays

The valve closes physically, but does not receive the closed signal.

Cycled the valve multiple times before finally showing closed state.

  421   Tuesday, January 20, 2015, 14:31 Anders Mjos      Problems/SolutionsNe leak disconnected for recallibration

SN 11-231 from VIC

  422   Wednesday, January 21, 2015, 13:40 Anders Mjos      In progressHV BIAS Test

Wednesday, January 21, 2015, 13:34: Opened water flow.

Wednesday, January 21, 2015, 13:42: 30 / 15 kV (BIAS / EZL)

Wednesday, January 21, 2015, 13:4: 40 / 20 kV

Wednesday, January 21, 2015, 13:54: No sparks.

Wednesday, January 21, 2015, 13:56: 50 / 25 kV

Wednesday, January 21, 2015, 14:0: No sparks

Wednesday, January 21, 2015, 14:11: 55 / 30 kV

Wednesday, January 21, 2015, 14:45: No sparks

Wednesday, January 21, 2015, 14:47: 60 / 30 kV and  37 / 122 uA

Wednesday, January 21, 2015, 16:00: No sparks.

Wednesday, January 21, 2015, 16:02: PS off.


Thursday, January 22, 2015, 10:18 : Started TBHT heating

Thursday, January 22, 2015, 10:26: Opened isolation valve


Friday, January 23, 2015, 09:45: 30 / 15 kV

ANODE 200 V
COIL 0 A
EE -1400

Friday, January 23, 2015, 09:46: TBHT auto heating to 280 A (235)

Friday, January 23, 2015, 10:05
COIL 5.4 A 4.9 V

 Friday, January 23, 2015, 10:13: 40 / 17 kV

Coil voltage limited. Reduced to 0 A - minimal impact on FC0 current.

Friday, January 23, 2015, 10:24: 50 / 22 kV

Friday, January 23, 2015, 10:42: 60 / 26 kV

Friday, January 23, 2015, 11:45: Sparking activity. Seen and heard by people in the area.

Friday, January 23, 2015, 12:00: Reduced current limit on BIAS PS to 0.10 (on the pot)

Friday, January 23, 2015, 12:04: A couple more sparks.

Friday, January 23, 2015, 12:05: Anode current limited since shortly after the large spark at 11:45

Friday, January 23, 2015, 12:11: 50 / 23 kV

Friday, January 23, 2015, 12:48 : Restarted turbos after the spark. TP1B and TP6

Friday, January 23, 2015, 13:16: 55 / 25 kV

Friday, January 23, 2015, 14:44: ~ 5 sparks / hour for the last 60 min

Friday, January 23, 2015, 15:49 : No sparks for the last 60 min. Cooling target.

Friday, January 23, 2015, 16:14: Source and HV off.


Monday, January 26, 2015, 11:15: TBHT at 235A set point


Tuesday, January 27, 2015, 10:13: Source on

Tuesday, January 27, 2015, 10:13: 30 / 15 kV

Tuesday, January 27, 2015, 10:59: COIL to 3.5 A

Tuesday, January 27, 2015, 11:15: 40 / 20 kV

Tuesday, January 27, 2015, 13:17: 50 / 23 kV

Tuesday, January 27, 2015, 16:56: No sparks for the last 3 h. 1 spark earlier.

Tuesday, January 27, 2015, 16:59 30 / 14 kV

Tuesday, January 27, 2015, 17:02: Cooling down target. Source and HV off.

  423   Wednesday, January 28, 2015, 10:40 Anders Mjos      Problems/SolutionsTest Stand shut down for site wide power outage today

Friday, January 30, 2015, 10:50: Optics section accidentally vented during work on the ER


Monday, February 02, 2015, 13:24: Roughing TMS section

Monday, February 02, 2015, 13:39: Starting turbos

Monday, February 02, 2015, 13:45: Turbos at speed

Monday, February 02, 2015, 13:49: Vacuum at 5.7 E-5 T


Tuesday, February 03, 2015, 09:00: Vacuum low 1E-6 T. Backing pressure high ~ 75 mT. Caused by TP6.

Tuesday, February 03, 2015, 09:01: Turbos stopped to investigate vent screw on TP6.

Tuesday, February 03, 2015, 09:40: Venting through TP6

Gasket on the TP6 venting screw had fallen off. Re-installed.

Tuesday, February 03, 2015, 09:57: Roughing

Tuesday, February 03, 2015, 10:32: Started turbos

Tuesday, February 03, 2015, 10:45: Turbos at speed. Vacuum at 1.3E-5 T

  424   Tuesday, February 03, 2015, 09:40 Anders Mjos      Problems/SolutionsRGA installation

Tuesday, February 03, 2015, 09:40: Venting

RGA installed on the 12" CF port below the Source Tray.


Wednesday, February 04, 2015, 13:45: RGA turned on and mass scan performed.

  426   Tuesday, February 03, 2015, 16:10 Anders Mjos      Problems/SolutionsCurrent read back on TBHT has been corrected to 600 A

 By controls group

  427   Friday, February 13, 2015, 13:59 Anders Mjos      Problems/SolutionsPLC failure

The PLC CPU came out of the socket around 11:50am today (Dave Morris). The CPU had not been properly attached. This resulted in full stop of all power supplies and vacuum pumps.

Restarted vacuum pumps at 12:10pm (20 min later).

  428   Tuesday, February 17, 2015, 14:41 Anders Mjos      In progressPumping down empty chamber

Tuesday, February 17, 2015, 14:35: Roughing. Doors were difficult to get to seal.

Tuesday, February 17, 2015, 15:11: Started turbos

Tuesday, February 17, 2015, 15:34: Turbos at speed. Vacuum at 6.7E-6 T

  429   Wednesday, February 18, 2015, 13:32 Anders Mjos      Problems/SolutionsSwitched off system in preparation for power outage

Thursday, February 19, 2015, 12:14: Starting system again after the power outage

Thursday, February 19, 2015, 13:27: The performance of RP1 has degraded. Edi flushed some air through, which helped a bit. It now takes longer to start up.

Thursday, February 19, 2015, 13:33: Vacuum recovered.

  430   Thursday, February 26, 2015, 10:11 Anders Mjos      In progressInstalling FEBIAD test target for emittance rig tests

Thursday, February 26, 2015, 10:11: Stopped turbos

Thursday, February 26, 2015, 11:23: Venting

Thursday, February 26, 2015, 11:39: Stopped venting at 550 T. To be continued later

Thursday, February 26, 2015, 15:46: Started roughing. Doors needed a push.

Thursday, February 26, 2015, 16:23: Started turbos

Thursday, February 26, 2015, 16:39: Turbos at speed. Vacuum at 5.2E-6 T


Friday, February 27, 2015, 09:22: Water on. Vacuum stable at 1.6E-7 T

Friday, February 27, 2015, 09:30: RGA on

Friday, February 27, 2015, 10:32: HV on. Ramping to TBHT 250 A at 4A/min

Friday, February 27, 2015, 16:38: Source off


Monday, March 02, 2015, 14:00: Gas lines purged. Opening.

Fixed a air leak on one of the Swagelok joints.

Monday, March 02, 2015, 14:47: RGA with Ne Open

Total 3.5E0-7T, IG1 9.7E-8 T
20Ne 6.3E-10 T
22Ne 1.7E-10 T

Mass 18 1.6E-7 T


Tuesday, March 03, 2015, 09:58: Started heating

Tuesday, March 03, 2015, 16:33: Finished ER testing. First ER scans made on mass 4.


Wednesday, March 04, 2015, 14:32: TSG:CB1 found off. Switched back on.

Emittance vs EE voltage studied


Thursday, March 05, 2015, 09:02 : Ramping source back up to 285 A (TBHT)

Thursday, March 05, 2015, 15:12: The following devices were found off

TMS:Q6
TMSQ1
TPS:CBC


Friday, March 06, 2015, 08:51: Found TPS:Q3 off. Switched back on.

Friday, March 06, 2015, 10:51 : Ramping down source

Friday, March 06, 2015, 12:08 : Source and HV off. Closed IV.

Graham will be doing some controls work


Monday, March 09, 2015, 09:16: Ramping up the source. IV opened

Monday, March 09, 2015, 09:23: Source biased and optics tune recovered.

Monday, March 09, 2015, 16:51: Opened Ne leak


Wednesday, March 11, 2015, 09:06: Found TMS:Q6/Q1 and TPS:Q4 off. Switched back on.


Thursday, March 12, 2015, 16:57: Finished more ER data taking. See attached spreadsheet


Friday, March 13, 2015, 08:41 : TMS:CBC1, TMS:CB5, TMS:Q2, TPS:Q3, TPS:CB2 found off. Switched back on.


Monday, March 16, 2015, 09:13: TMS:CBC1, TMS:Q3, Q2, TMS:VCB1,CB1 found off.

Monday, March 16, 2015, 09:14: Bias off. Stopping turbos

Monday, March 16, 2015, 15:26: Venting

  432   Tuesday, March 24, 2015, 09:50 Anders Mjos      In progressEmpty chamber

Roughed down on Friday 20th

Tuesday, March 24, 2015, 09:49: Turbos started

Tuesday, March 24, 2015, 09:59: Turbos at speed. Vacuum at 2.8E-6 T


EPICS could not communicate with devices. Contacted controls (Dave M)

Thursday, April 02, 2015, 14:45: Stopped turbos.

Thursday, April 02, 2015, 15:10: Started venting through turbo pump (to 16 T)

Thursday, April 02, 2015, 15:12: Venting through VV1

  434   Thursday, April 09, 2015, 11:21 Anders Mjos      Problems/SolutionsNo RGA communcations

RGA stopped working. Likely after a spark yesterday.

  435   Monday, April 13, 2015, 13:07 Anders Mjos      Problems/SolutionsISAC Test Stand Optical elements power supply drop out

 See e-fault 8027 

Monday, April 13, 2015
Kevin and Graham are working on it

 

 

 

 

  436   Wednesday, April 22, 2015, 13:17 Anders Mjos       Source Tray Removed

 by Mico, Dan and Anders

ELOG V2.9.2-2455