 Wednesday, July 15, 2015, 11:02, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Coil Line Vacuum Leak Check
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| TM2 coil line R,U has been vacuum leaked check at the hot cell and has passed with no response from the leak detector. |
Thursday, July 16, 2015, 14:36, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Status 
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IMG gauge, clip for ground to window lines and gas line extensions were installed today.
David and I also tried to locate the short between the coil line and MSP/Heat Shield...it went away for a bit...but is back. |
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Friday, July 17, 2015, 13:51, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Status
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Gas lines extensions installed yesterday were too long and gas lines touched top inside of containment box. They have been removed and the gas lines
re-installed in their original manner. Gas lines have been "adjusted" as to clear the tube heater lines, which was the original issue. |
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Monday, July 20, 2015, 14:12, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Status
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Ultem high voltage spacer installed and 9 pin banana plug plugged in. Target has been inserted into the hot cell and will be installed after base-line
electrical checks...probably first thing in the morning. |
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Wednesday, July 22, 2015, 12:13, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Short Findings
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Pin X was unplugged, short remained, however any slight pressure on the block towards the source tray makes the short go away.
Confirmed clearance between the EE and thr R / U coil lines as well as MSP of coil line.
Camera inspection would seem to indicate that ALL issues stem from a common location...there is a spot where both the pin X waterline |
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Tuesday, July 28, 2015, 14:36, chad fisher, South Hot-Cell, Standard Operation, TM4, SiC#31, SiC#31 Autopsy
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Extraction electrode was removed from SiC#31 and target inspected.
Pictures of findings can be found at https://documents.triumf.ca/docushare/dsweb/View/Collection-15131
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Tuesday, July 28, 2015, 14:40, chad fisher, South Hot-Cell, Standard Operation, TM4, SiC#31 UCx#13, SiC#31 removed UCx#13 installed
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SiC#31 has been removed from TM4 and UCx#13 installed. UCx#13 connection to the 9 pin connector was VERY VERY tight to the tube heater insulator on both
the test jig and module.
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Thursday, August 13, 2015, 09:17, chad fisher, South Hot-Cell, Repair, TM2, , TM2 status
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Tuesday, August 11, insulator ITA6272 was installed onto the "pin x" line (unused plasma electrode) and tested; it seems to have successfully
eliminated the shorts on that line.
Wednesday, August 12 "shunts" installed on tube heater and oven circuit and electrically tested. |
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Thursday, August 13, 2015, 13:46, chad fisher, South Hot-Cell, Repair, TM2, , TM2 Status
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As previously mentioned, dump target installed with new mounting and high current fasteners.
Leak Check complete and ready to move to CS at 1:30 |
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Wednesday, August 26, 2015, 10:55, chad fisher, South Hot-Cell, Repair, TM2, ZrC#7, New wiring and target
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New wiring was installed yesterday as well as ZrC#7 which had its high current fasteners torqued to 130 in lbs.
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Thursday, September 10, 2015, 08:55, chad fisher, South Hot-Cell, Repair, TM1, , TM1 Window Leak Diag.
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Vacuum leak check on the window line circuit of TM1 took place yesterday and again to confirm this morning. Both days the response to helium is in the
area of a soldered reduction fitting at the top of the containment box above and to the shutter side of the extraction column (see attached picture). To
verify this morning each joint in the system had a 1 second shot of helium and then timed for 1 minute to wait for a response. This area responded both |
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Thursday, September 10, 2015, 08:59, chad fisher, South Hot-Cell, Repair, , , Manipulator Mait. and field check Sept. 4
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Hot cell was entered for preventative mait. on left manip. field measurements around the cell were taken in prep. for window removal in January and left/south
light bulb changed.
Hottest item in the cell was the conductor block end of the TM4 febiad coil line. It was 70 mSv/H on contact and seemed to be the major source |
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Tuesday, September 15, 2015, 11:06, chad fisher, South Hot-Cell, Repair, TM1, , TM1 Window Gasket Replacement
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Replaced the custom silver gaskets on the entrance window panel of TM1 this morning...this has eliminated an sign of leak at this joint, however there
appears to still be a leak somewhere...a good distance from the vcr joints of the window as we are getting a drift response.
Chad sprayed helium to soldering stems in containment box which we suspected with leak last week. With 1second click on helium, after 80 |
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Wednesday, October 14, 2015, 14:03, chad fisher, South Hot-Cell, Standard Operation, TM2, ZrC#7, ZrC#7 removed
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| ZrC#7 has been removed from TM2. Everything looks good. |
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Thursday, October 15, 2015, 14:17, chad fisher, South Hot-Cell, Repair, TM2, , Anode Connector Install and adjustment
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The TM2 containment box was removed this morning for installation of the 9 pin connector...connection.
The 9 pin connector copper tube connection was made and Anders advised on routing of the cable to the banana plug water block connection.
Short was diagnosed (short disappeared when water block was pushed slightly towards center of module) and thicker Ultem spacer installed and tested |
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Monday, October 19, 2015, 11:53, chad fisher, South Hot-Cell, Standard Operation, TM2, SiC#32, SiC#32 installed on TM2
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| SiC#32 has been installed on TM2. High current fasteners torqued to 130 in lbs. |
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Tuesday, October 20, 2015, 13:52, chad fisher, South Hot-Cell, Maintenance, , , TM4 Febiad coil line disposal
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The febiad coil line removed from TM4 has been cut into pieces small enough to be disposed of in a 5 gal pal. The line was cut with a Ridgid Model 104
manual pipe cutter (using the manipulators of course).
This pieces constitute the bulk of the field in the hot cell and will be disposed of with the next spent target. |
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Wednesday, October 21, 2015, 09:49, chad fisher, South Hot-Cell, Repair, , , Manipulator handle repair
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Rebuild handle of manipulator serial 7986 (currently in the east position) and replaced broken snap ring 5555-18h on west side of the handle underneath
motion switch. |
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Friday, October 23, 2015, 11:30, chad fisher, South Hot-Cell, Standard Operation, , ZrC#7, ZrC#7 Spent Move and Febiad Coil
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ZrC#7 was transfered to a spent target disposal pail today and removed from the hot cell. The "hot" end of the TM4 coil end was also disposed
of in the same pail (#129) |
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Tuesday, November 24, 2015, 13:54, chad fisher, South Hot-Cell, Repair, , , Cell Decon
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Decon/removal of large solid waste was performed on Wednesday November 18th."Hot" activated items included containment box cover from TM2,
Febiad coil line remnants from TM4 (the hottest ends were previously cut off and disposed of), some target conductor bolts, steerer plugs from TM2, target
material remn. |
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