yee@trident.arc.nasa.gov (Peter E. Yee) (06/28/91)
KSC SHUTTLE STATUS REPORT FOR THURSDAY, JUNE 27, 1991 - 10 AM STS-43/TDRS-E - ATLANTIS (OV 104) - PAD 39-A WORK IN PROGRESS: - Preparations for helium signature leak test. - Making connections between the launch pad and the vehicle. - Connections of forward reaction control system and orbital maneuvering system quick disconnects in preparation for hyper- golic servicing operations. - Calibrations of the inertial measurement units. - Closeouts of the solid rocket boosters. WORK COMPLETED: - Installation of the Tracking and Data Relay Satellite into At- lantis' payload bay. - Leak checks of the liquid oxygen system. WORK SCHEDULED: - Helium signature leak test of the main propulsion system and three main engines Friday. - Payload to orbiter interface verification tests Saturday. - Terminal Countdown Demonstration Test July 2-3. - Flight Readiness Review July 11-12. STS-48/UARS - DISCOVERY (OV 103) - OPF BAY 1 WORK IN PROGRESS: - Leak checks of the gaseous oxygen flow control valves. - Servicing of the potable water. - Repair of the payload bay bulb seal. - Leak and functional tests of the auxiliary power units. - Thermal protection system operations. WORK COMPLETED: - Verification of the orbital maneuvering system electrical redundancy capability. - Installation of the gaseous oxygen flow control valves. WORK SCHEDULED: - Installation of the three Shuttle main engines Friday and Saturday. STS-40/SLS-1 - COLUMBIA (OV 102) - OPF BAY 2 WORK IN PROGRESS: - Removal of the Spacelab Life Sciences module. - Payload bay door bulb seal inspections. - Removal of ferry flight kit hardware. - Installation of platforms for access to various parts of the vehicle. - Preparations to drain residuals from the auxiliary power units. WORK COMPLETED: - Opening of the payload bay doors. STS-49/INTELSAT RESCUE - ENDEAVOUR (OV 105) - VAB HB 2 WORK IN PROGRESS: - Leak checks of the main propulsion system. - Brazing water lines into the environmental control life support system. - Mounting the external tank umbilical door drive mechanism. - Installation of ammonia boiler tubes.