8:15 morning meeting: HAM4 HEPI replacement of Parker valve Jim W. working on HAM4/5 SEI model update Jim W. troubleshooting isolation filters at end Y Grout cleaning at end Y Kyle helium leak testing at end Y 08:36 Jeff B. to end Y for grout removal 09:00 David H. working on TCSX 09:00 Keita transitioned end Y to laser safe 09:12 Filiberto getting TCS electronics from mid Y 09:32 Karen to end Y to clean grout removal area 09:46 Filiberto and Jim W. to end Y, troubleshooting seismic rack components for misbehaving seismometer 10:19 Grouting removal finished, end Y transitioned to laser hazard 10:55 Karen back from end Y 12:04 David H. and Alastair stopping work on TCSX for lunch 12:47 Thomas restarting h1ecatc1 Beckhoff system manager 13:08 David H. and Alastair working on TCSX 14:09 Filiberto and Aaron to end Y to replace chassis 15:06 h1isiham5 model restarted I removed the WD SUM and DC components from the end Y SUS IOP watchdog alarm handler. These were no longer valid.