ETMY sus damping was disabled. Green locking laser and associated electronics turned off. Computers and power supplies turned off at rack 1Y4
The electricians picking up ac power from 1Y4 manual disconnect box and installing conduit line to ISCT-ETMY east end optical table.
There will be no more daisy chaining this way.
The power is back on at ETMY . c1iscey has not been restarted.
Now I'm turning ac power off at ETMX for the same job to be done.