 Tuesday, October 09, 2018, 12:32, David Wang, Conditioning Station, Repair, TM4, , TM4 steers 4 pin feedthrough CF flange
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TM4 Steers 4 pin feedthrough CF flange is replaced due an inside feed through insulator broken. CF 25 cooper seal is replaced with a new one as well.
Travis did anelectrical check. after replacement. Everything looks fine.
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Monday, October 22, 2018, 14:05, Travis Cave, ITW, Repair, , , Module move
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| ITW Exit #2 has been moved from the west station to the south hot cell for a bellows repair. |
Tuesday, October 23, 2018, 10:53, chad fisher, South Hot-Cell, Repair, , , Exit 2 East 
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Cover 1 was removed from the exit module. Confirmed with David that the actuator rod that needed to be disconnected was the far left )as viewed by the
hot cell operator). The fastener for this rod was un-accessible from this side. Cover 1 was re-installed (two bolts left loose) and cover 2 was removed.
fastener holding the actuator together was removed and luckily it does have a remote start. |
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Tuesday, October 23, 2018, 11:32, David Wang, South Hot-Cell, Maintenance, , , ITW RV4S leak check.
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| ITW RV4S (A and B) are leak checked. They are good. |
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Thursday, October 25, 2018, 11:03, chad fisher, South Hot-Cell, Repair, , , Exit 2 West 8x
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| Actuator arms, lemos, lemos and banana plug block have been disconnected in preparation for raising of the service tray. Aaron has pictures |
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Friday, October 26, 2018, 09:44, Travis Cave, Conditioning Station, Standard Operation, , , Exit Module moved
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| The west exit #2 module has been moved from the south hot cell to the conditioning station. |
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Monday, October 29, 2018, 10:43, David Wang, Conditioning Station, Repair, , , ITW exit 2 leak check at TCS.
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I did a leak check this morning on exit 2 module at TCS. LD base leak rate is 4.00XE-9atm.cc/sec, Base pressure is 0.00 X E-4 torr. All seals,
bellows, and flanges are checked. The new FC5 bellow is good. There is a big leak up to 2X E-6 atm.c/sec has been found on IG1S side panel . The panel
itself will be replaced this time. Machine shop is working on it.. Two small leaks in E-9 atm.cc/sec range have been found on the o-ring |
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Thursday, November 08, 2018, 09:27, chad fisher, South Hot-Cell, Maintenance, , , South East Manipulator cable replacement
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The handle cable on the east manipulator of the south hot cell has been replaced. Old cable showed signs of wear but had no broken strands. Manipulator
is back together but still needs to be re-tensioned. |
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Thursday, November 22, 2018, 14:38, Isaac Earle, North Hot-Cell, Development, , , NHC design approved by High Voltage Engineer
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To satisfy RS 101 from the NHC requirements specification (Document-131915) Tomislav Hurskovec was consulted regarding high voltage safety. After
a verbal discussion on various aspects of the NHC design he confirmed that the design satisfies high voltage safety concerns.
A copy of his confirmation e-mail is attached in PDF format. |
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Monday, November 26, 2018, 12:19, chad fisher, North Hot-Cell, Repair, , , East Manipulator
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In preparation for removing the slave for replacement I discovered that the timing screw in the handle cable drum (master side) had been left threaded
into the pulley...it should have been completely removed. It was bent from hitting on a casting inside the mater arm which most likely contributed to the
hopped pulleys on the slave side. After removing this timing screw I entered the north hot cell and replaced the hopped cable back onto its pulley and |
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Wednesday, November 28, 2018, 06:39, David Wang, Conditioning Station, Standard Operation, , , Disconnection checklist LpTa #56
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| TM4 was disconnected in ITE. Checklist list in attachment. |
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Thursday, November 29, 2018, 06:38, David Wang, South Hot-Cell, Standard Operation, TM4, , Leak check TM4 UCx 26 at SHC.
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Chad and I did a leak check on TM4 HS line with UCx 26# installed . Base LR 0.0X E-9 atm.cc/sec. Base pressure 0.0XE-4 torr. No response on leak
detector during leak check. |
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Friday, December 07, 2018, 08:47, chad fisher, North Hot-Cell, Repair, , , North hot cell spare slave repair
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The tong cable on the spare north hot cell slave has been repaired. Slave came from the factory with the tong cables straddling one of the pulleys they
are suppose to run through.
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Friday, December 07, 2018, 10:37, chad fisher, North Hot-Cell, Repair, , , Ariel connector test
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Completed testing of connectors for Ariel using the north hot cell.
Video can be found on docushare; document 161909 |
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Monday, December 10, 2018, 15:31, Isaac Earle, North Hot-Cell, Development, , , NHC remote connection testing with manipulators
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The following tests have been successfully completed using the NHC manipulators:
Ventilation pre-filter (mounted on the NHC/TCS partition wall) removed and re-installed using the manipulators
Electrical
plugs (two total) for operator-level LED lighting located on east wall of cell interior plugged in, and un-plugged using the manipulators
Electrical |
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Tuesday, December 18, 2018, 11:13, Isaac Earle, North Hot-Cell, Development, , , NHC manipulator slave-end swap, RH test, and various other work
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The following North Hot Cell work was completed over the last week under work permit I2018-12-12-1:
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Wednesday, January 02, 2019, 10:26, Anders Mjos, Conditioning Station, Standard Operation, , , Restarrted TP1S
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| Found pumps off after the holidays. Restarted roughing pump and TP1S |
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Thursday, January 03, 2019, 13:30, David Wang, ITW, Repair, , , ITH:MP1
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ITH:MP1 inlet pressure showed 10torr after power outage during holiday. All ITE/W turbo-pumps were tripped because of it. Removed one shielding block
above the vacuum station. Visually checked oil level and condition in pump. oil level is high. oil color is dark. no oil leak . Installed
a local convectron gauge on pump inlet. After pumping down, It shows pump is good. Tightened all KF 25 and 50 clamps on pump inlet side. Reconnected |
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Thursday, January 03, 2019, 13:41, David Wang, Crane, Repair, , , Target hall crane PLC issue.
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Target hall crane did not work properly after power outage during Christmas time. The only movement could be operated is crane rotation. Power is supplied
crane. The control board on N-S, E-W and up-down movement showed F51 error code which is tripped limit.. All these clues pointed to a PLC control
problem. Don dale was asked for help. He used the crane control PLC program on an old computer in RH control room reset the PLC system. Everything |
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Friday, January 04, 2019, 08:48, David Wang, ITW, Standard Operation, TM2, , TM2 has been disconnected in ITW.
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TP1, TP2 are still connected for next week leak check. All water lines in TM2 are purged with 80 psi air, each for 5 minutes.
TP1 and TP2 had been disconnected. TM2 with UCx 25 disconnection checklist, See attachment. |
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