 Thursday, August 18, 2016, 13:57, chad fisher, South Hot-Cell, Maintenance, , , Manipulator maitenance
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South hot cell was entered to check to replace cable if needed. Wrist cable showed no signs of fraying or broken strands.
A tong with new cable pre-installed is now in the hot cell for next time this job needs to be done. There is also another spare tong cable not
installed in a tong located in the box of manipulator repair equipment located inside the hot cell. |
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Tuesday, August 23, 2016, 08:05, chad fisher, South Hot-Cell, Maintenance, , , Post Hot Cell Entry Clean-up
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Plastic has been removed from the floor and any known active items in the hot cell moved to the south east corner in an attempt to shield the anteroom.
Fields at the aluminum panel were reduced from 66 uSv/h to 58.8uSv\h. No contamination found on walls, floor, tacky mats, or standard aluminum cover. The
aluminum cover with breathable air line hole did have 400 counts on 44-2, 1200 on ludlum. |
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Tuesday, August 23, 2016, 13:31, chad fisher, South Hot-Cell, Standard Operation, TM2, SiC#33, SiC#33 Removed
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| SiC#33 has been removed from TM2. |
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Wednesday, August 24, 2016, 09:17, chad fisher, South Hot-Cell, Standard Operation, TM2, , Ta#49
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| Ta#49 has been installed on TM2 and tested. All high current fasteners torqued to 130 in lbs. |
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Wednesday, August 24, 2016, 09:19, chad fisher, South Hot-Cell, Maintenance, , , Anteroom Clean -up paint prep
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Remaining items from anteroom have been bagged and removed (save the boot boxes, 1 garbage can and 1 coverall garbage can).
Room is ready to be surveyed so it can be deemed a non-boot box area for painting. |
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Friday, October 21, 2016, 12:51, chad fisher, South Hot-Cell, Repair, , , Manipulator Repair
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Broken cable has been replaced however a cable has hopped some pulleys inside. After two hours in cell the job was stopped with cables still off pulleys.
Alternate tooling will have to be made and the job will continue Monday. |
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Monday, October 24, 2016, 10:10, chad fisher, South Hot-Cell, Repair, , , Manipulator Repair Complete
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| Maico entered the hot cell and re-strung the skipped cable back onto the pulleys this morning. Manipulator is now operational. |
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Monday, October 24, 2016, 12:22, chad fisher, South Hot-Cell, Repair, , , TM2 Insulator replacement
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| conductor insulators itd0053 and 54 have been replaced on TM2. All fasteners (1/4-20 x 1 1/4 vented) torqued to 60 in lbs. |
Monday, October 24, 2016, 14:44, chad fisher, South Hot-Cell, Standard Operation, TM2, SiC#35, SiC#35 installed 
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Sic#35 has been installed onto TM2. High current fasteners torqued to 130 in lbs.
Mating of the 9 pin connector was extremely problematic but in the end I was able to get it to mate properly. Noticed left (when facing module
in hot cell) febiad coil left twisted a bit when torqued up. |
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Friday, January 27, 2017, 08:44, chad fisher, South Hot-Cell, Standard Operation, TM2, Ta#50, UCx #18 - Ta Feibiad Dummy installed. Target Change Waterline interference
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On Tuesday, January 24th UCx#18 was removed from TM2 and Ta febiad dummy installed. I encountered the same issue mounting the new target as last time.
Was able to determine that the issue is the routing of the waterlines to the right-hand (as viewed from the operator) high current tube heater. The lines
interfer the the target mounting plate (bottom right hand corner). |
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Friday, January 27, 2017, 08:46, chad fisher, South Hot-Cell, Standard Operation, TM4, Ta#50 , Ta#50 Removed
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| Ta#50 has been was removed from TM4 on Wednesday, January 25th. |
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Friday, January 27, 2017, 08:50, chad fisher, South Hot-Cell, Standard Operation, , , UCx#18 and Ta#50 autopsy and spent target move
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| On Thursday, January 26th UCx#18 and Ta#50 were inspected and packaged into spent target pails, move to storage vault. |
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Wednesday, February 15, 2017, 12:07, chad fisher, South Hot-Cell, Maintenance, , , Manipulator 'Z' motion cable replacement preparation status
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Aaron and I completed assembling (re-assembling) the clean spare on Tuesday, February 14th to assist in determining a procedure for replacement of the
'Z' motion cable on the south hot cell manipulators.
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Monday, February 27, 2017, 14:23, chad fisher, South Hot-Cell, Repair, , , Manip. 'Z' motion cable run through
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Aaron and I successfully completed a run through on the procedure to replace the 'Z' motion cable. I will be writing up the procedure for review and
we will be performing more run through-s for practice before the actual job. |
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Friday, March 10, 2017, 09:19, chad fisher, South Hot-Cell, Standard Operation, , , South Hot Cell Field Measurements
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| The fields in the hot cell have been measured by means of a pole monitor through the tool port. Field was measured to be 25 uSv/h. |
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Tuesday, March 14, 2017, 07:34, chad fisher, South Hot-Cell, Maintenance, , , Hot Cell Fields
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I have re-measured the fields in the hot cell. Fields at shield door Al cover are 101 uSv\h, in cell at the east manipulator are 245 uSv\h, and the largest
field is 1.84 mSv\h...this appears to be the high current fasteners removed from the last target. |
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Tuesday, March 14, 2017, 11:46, chad fisher, South Hot-Cell, Maintenance, , , 'Z' motion cable dry run
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| Did a dry run with the latest procedure with Dan Mcdonald. Elapsed time was approximately 30 min. |
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Wednesday, March 15, 2017, 07:45, chad fisher, South Hot-Cell, Maintenance, , , South Hot Cell Fields
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I have moved the suspected "hot" items in the hot cell and placed them under some lead bricks. I have re-measured the fields and it has been
reducded to 90 uSv\h at the manipulator repair area and 110 uSv/h at the previous 1.82 mSv\h area. |
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Thursday, March 16, 2017, 12:24, chad fisher, South Hot-Cell, Maintenance, , , West 'Z' motion cable replacement
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The west 'Z' motion cable on the east manipulator has successfully been replaced. The job took slightly less than an hour (including inspection of the
scissor table hoses) and I received 0.075mSv. Scissor table hoses appear to be fine and also didn't "shed" or flake at all when checked by hand. |
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Tuesday, March 28, 2017, 10:44, chad fisher, South Hot-Cell, Standard Operation, TM4, UCx#19, UCx#19 Installed
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| UCx#19 has been installed onto TM4. High current fasteners torqued to 130 in lbs. Has been leak and electrical checked and is ready to leave hot cell. |
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