 Friday, April 26, 2024, 08:59, David Wang, Conditioning Station, Development, TM3, , TM3 helium pressure test and electrical check with new source tray at TCS. 
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| TM3 helium pressure test and electrical check with new source tray at TCS were done yesterday. The results are excellent. See attachment |
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Friday, April 26, 2024, 08:56, David Wang, Conditioning Station, Development, TM3, , TM3 module top helium spray leak test.
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| TM3 module top helium spray leak test was done yesterday. No leak on TM3 module top @ LD base leak rate 0.0 x E-9 atm.cc/sec. |
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Wednesday, April 24, 2024, 10:15, David Wang, Conditioning Station, Standard Operation, TM3, , TM3 has been moved from SHC to TCS.
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| TM3 has been moved from SHC to TCS. The move is smooth. |
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Tuesday, April 23, 2024, 17:34, Carla Babcock, South Hot-Cell, Repair, TM3, , TM3 wire pulling
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Wires were pulled in TM3 and service cap was closed up again:
Einzel lens wire (30kV kapton), routed in the pumping duct and attached with #10 ring tongue to EZL feedthrough in service cap
4 steerer wires, routed in th pumping duct and attached with push on connectors to the 4 SHV feedthroughs on the module side panel. Coax grounding |
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Friday, April 19, 2024, 10:44, David Wang, South Hot-Cell, Development, TM3, , TM3 water lines helium spray leak check at SHC.
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| TM3 water lines helium spray leak check at SHC is done. No leak has been found on all lines. seeattachment |
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Wednesday, April 17, 2024, 11:58, David Wang, ITE/ITW, Maintenance, , , ITH:MP1S pump inside lubricant was changed today.
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ITH:MP1S pump inside lubricant was changed today. old lubricant is dirty with dark color. they are stored in sealed waste oil jug and stored in silo
area. Pump has been installed back and started. It works fine. |
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Tuesday, April 16, 2024, 12:33, David Wang, Conditioning Station, Standard Operation, , , test TCS water system chillers stage in/out.
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Monday and Tuesday, I started TCS water system and enabled the TCS chillers auto stage in/out. I saw chiller 2 in/out three times at 17C and 21.8C without
issue. TCS water system works fine. The test is finished. |
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Thursday, April 11, 2024, 06:27, David Wang, South Hot-Cell, Development, TM3, , TM3 new source tray was transferred into SHC on this Tuesday.
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TM3 new source tray was transferred into SHC on this Tuesday. one hook arm of transfer jig is very close to optic tray tube when engaging the jig on
transfer frame. tube side hook arm should go east side a little bit further to avoid the tube. Also the HS tube top lines to transfer frame
beam bottom distance needs to be watched closely when hooking on the frame.Help from HC window is necessary. By watching on this details, Source tray are |
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Thursday, April 11, 2024, 06:07, David Wang, South Hot-Cell, Standard Operation, TM3, , Tm3 was moved from silo to SHC yesterday.
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| Tm3 was moved from silo to SHC yesterday. the move is smooth. |
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Monday, April 08, 2024, 09:29, David Wang, Cooling, Standard Operation, , , HALCW system general inspection.
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water are supplied to both ITE and ITW. I did a general inspection on HALCW system. Two small leaks on 2" shut off valves are fixed. No other leak
has been found so far. all water flow meters work fine. MP2 pump discharging pressure is ok which is just above 100 psi on local gauge reading. pump noise
are low. pump body temperature is less than 45C which is good. |
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Thursday, April 04, 2024, 13:10, David Wang, Cooling, Maintenance, , , high active water refurbishment, reinstallation, and test operation.
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both high active pumps ITC:MP1 and MP2 are refurbished by RH group Maico and Peter. Pumps have been installed back to system with new inlet/outlet flange
gaskets. high active water surging tank is refilled with water and pumps were primed. I asked operator to switch on pumps separately. Both pumps work fine.
They are quiet and pumps discharging pressure is a little bit better comparing to before refurbishment. Nitrogen gas is injecting into system. O2 level |
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Wednesday, April 03, 2024, 10:48, chad fisher, South Hot-Cell, Maintenance, , , SE Manipulator wrist swap
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On April 2, 2024 the wrist on the SE manipulator of the SHC (Serial # 7986) was swapped with a rebuild unit originally from SW position (serial # 8106).
The "new" wrist was a wrist + tong assembled unit with the tong cable being routed if-front of the spacer A-14118 rather then behind as in all
previous replacements (see attached pictures). This change was a result of a discussion with Central Research's senior repair technician who informed us |
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Thursday, March 28, 2024, 09:26, David Wang, South Hot-Cell, Standard Operation, TM3, , Tm3 has been moved from SHC to silo.
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| Tm3 has been moved from SHC to silo. The move is smooth. |
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Wednesday, March 27, 2024, 09:52, David Wang, ITE, Standard Operation, , , ITE entrance module top and module flange o-ing to tank have been leak checked.
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| ITE entrance module top and module flange o-ing to tank have been leak checked. no leak at 0.0xe-9 atm.cc/sec. things are double checked. |
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Wednesday, March 27, 2024, 09:49, David Wang, South Hot-Cell, Standard Operation, TM3, , Tm3 has been moved to SHC from silo.
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| Tm3 has been moved to SHC from silo. the move is smooth. |
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Monday, March 25, 2024, 10:55, David Wang, ITE, Standard Operation, , , ITE entrance module has been reconnected in ITE pit.
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| ITE entrance module has been reconnected in ITE pit per document 190510. |
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Monday, March 25, 2024, 10:53, David Wang, ITE, Repair, , , ITE entrance module has been moved from TCS to ITE.
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| ITE entrance module has been moved from TCS to ITE. The move is smooth. |
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Thursday, March 21, 2024, 11:35, Ferran Boix Pamies, ITE, Development, , , Wiring of new thermocouple PLC module
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Thursday, March 21, 2024, 11:33 Three channels are available now for thermocouple readouts from the Target multipin. Wiring from the PLC modules
to the connection terminal blocks and labeling done. |
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Friday, March 15, 2024, 10:04, Adam Newsome, South Hot-Cell, Standard Operation, TM3, , TM3 Move - SHC to NE Silo
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| TM3 was moved from SHC to NE silo. Cable tray was recently installed. |
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Thursday, March 14, 2024, 14:54, David Wang, ITE, Maintenance, , , ITE entrance module has been moved from ITE pit to TCS.
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ITE entrance module has been moved from ITE pit to TCS. The move is smooth.ITE entrance module top tank flange and o ring slot are cleaned, and old o
ring are replaced. |
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