
STS-96 -- 2nd U.S. INTERNATIONAL SPACE STATION FLIGHT - SPACEHAB DOUBLE MODULENOTE: Last Friday, workers completed a hot-fire test on Discovery's auxiliary power unit No. 2 and today APU pressurization is under way. Orbiter crew compartment purge testing concluded over the weekend. At the pad, the Rotating Service Structure was placed around the Shuttle on Friday and the payload bay doors are open. SPACEHAB interface verification testing concludes today and the payload bay doors will be closed for flight tomorrow afternoon. Equipped with new instrumentation, the drag chute door has been installed and will undergo tests this week. Mating of the orbiter midbody umbilical unit and subsequent leak checks are in work. Technicians are also inspecting the orbiter and external tank for possible hail damage from a weekend storm at KSC.
STS-96 SCHEDULED OPERATIONAL MILESTONES (dates are target only):
STS-93 -- Chandra X-ray Observatory (formerly AXAF)
NOTE: Inspections of Columbia's newly installed payload bay floodlights are complete. Functional checks of the orbiter maneuvering system and potable water servicing are in progress. Leak checks are in work on the exhaust ducts for auxiliary power units No. 1 and No. 3. The orbiter's nose and main landing gear is slated for installation this week.
STS-99 -- SHUTTLE RADAR TOPOGRAPHY MISSION (SRTM)NOTE: Integration of Endeavour's hydraulic system and Shuttle main engines is complete. Fabrication and installation of tubing for freon coolant loop No. 2 continues. Orbiter docking system harness installation continues. Fuel cell voltage testing begins this week and wireless video modifications continue.
STS-101 -- 3rd INTERNATIONAL SPACE STATION FLIGHT - SPACEHAB DOUBLE MODULE/ICCNOTE: Atlantis continues to undergo wireless video modifications. Payload bay liner modifications proceed on schedule. Mass spectrometer leak checks on the orbiter's fuel cell power plant are in progress.
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