MY BSC6: - Staging of stack extraction via top opening in the morning - Uncapping of dome of BSC6 in afternoon. Sock of mobile cleanroom detached with the dome, and then the sock was reattached. Other: - Oscar baled tumbleweeds. X-arm still closed to traffic. - Richard worked on FMCS alarms. Vacuum screenshot available from FOM4, instead of vacuum computer. - MX alarms today regarding very slight temperature changes...these may be ignored.