yee@trident.arc.nasa.gov (Peter E. Yee) (05/25/90)
KSC SHUTTLE STATUS - FRIDAY, MAY 25, 1990 - 10:30 AM STS-35 - COLUMBIA (OV 102) - PAD 39-A Closeouts of Columbia's aft compartment were completed with installation of the flight doors shortly after 6 p.m. last night. A purge of the power reactant storage and distribution system also was completed yesterday. Closeouts of the Astro-1 payload have been completed. The Broad Band X-ray Telescope will be serviced with argon on Satur- day night. After the servicing has been completed, Columbia's payload bay doors will be closed for flight. Preparations to complete final vehicle ordnance operations, including tests of the firing circuits are underway today. At the start of second shift, at about 4 p.m., the pad will be cleared for the ordnance activities. Launch countdown preparations are underway. A May 30 launch date for STS-35 was selected by the Mission Management Team yesterday. The launch countdown clock is set to begin at 1 a.m. EDT Sunday, May 27, at the T minus 43 hour mark. The seven-member flight crew is scheduled to arrive at KSC Sun- day at 11 a.m. EDT. STS-38 - ATLANTIS (OV 104) - OPF BAY 2 Payload bay cleaning operations were completed yesterday and the doors have been closed. Thermal protection system operations are continuing this week. Connections of the right orbital maneuvering system pod are being made and a bent pin has been repaired at a thermal switch. Technicians are busy closing out the aft engine compartment. Installation of auxiliary power unit number 1 is planned this weekend. Rollover to the Vehicle Assembly Building is planned for early June. STS-41 - DISCOVERY (OV 103) - OPF BAY 1 Rocketdyne technicians removed the number 2 main engine yesterday. All three main engines will be transferred to the VAB engine shop for post-flight inspections and for the replacement of several components. The other two engines are scheduled to be removed this weekend. The right orbital maneuvering system pod was removed early this morning. Preparations are underway to remove the left pod next week. The nose cap has been extended to allow access for tile work. Post-flight tests and inspections of Discovery's systems are continuing. STS-38 SOLID ROCKET BOOSTERS - VAB Technicians are continuing with closeouts of the boosters and external tank. STS-40 SOLID ROCKET BOOSTERS - VAB Booster stacking operations are continuing for the STS-40 Spacelab Life Sciences mission. The right aft booster was bolted to the launch platform. The boosters are being stacked together on mobile launcher platform 2.