yee@trident.arc.nasa.gov (Peter E. Yee) (02/19/91)
KSC SHUTTLE STATUS REPORT - THURSDAY, FEB. 14, 1991 - 9:30 a.m.
STS-39/DoD - DISCOVERY (OV 103) - VAB
LAUNCH - MARCH 1991
WORK IN PROGRESS:
- Power down the orbiter and prepare to roll to the launch pad.
WORK SCHEDULED:
- Rollout to Launch Pad 39-A targeted for Friday at 12:01 a.m.
- Install payload in Discovery's payload bay Saturday.
- Terminal Countdown Demonstration Test Feb. 19-20.
- Flight Readiness Review Feb. 26-27.
- Replacement of the load control assembly (LCA), the electronic
box in the aft compartment, which controls the power load for the
orbital maneuvering system thruster heaters. Rails used to lower
the unit out of the aft compartment were not in place by late
yesterday when power up was scheduled. Officials decided to
proceed on with planned power up tests, reconnect the old LCA
unit and replace it on Sunday.
WORK COMPLETED:
- Electrical monoball connections between the orbiter and exter-
nal tank.
- Critical parts of the Shuttle Interface Test.
STS-37/GAMMA RAY OBSERVATORY - ATLANTIS (OV 104) - OPF BAY 2
LAUNCH - APRIL 1991
WORK IN PROGRESS:
- Tests of the left and right orbital maneuvering system pods.
- Leak tests of a bellows on water spray boiler no. 2.
- Inspections of the elevons.
WORK COMPLETED:
- Tests of the air data systems and of the Microwave Scanning
Beam Landing System.
WORK SCHEDULED:
- Borescope inspections of the thrusters on the forward reaction
control system and the left orbital maneuvering system pod.
- Connections of the crossfeed lines between the orbital
maneuvering system pods tonight.
STS-40/SPACELAB LIFE SCIENCES 1 - COLUMBIA (OV 102) - OPF BAY 1
LAUNCH - MAY
WORK IN PROGRESS:
- Removal of the Astro payload.
- Preparations to remove heat shields around the three main en-
gines.
- Sampling the orbiter's hydraulic fluid.
- Flush of the waste containment system.
WORK COMPLETED:
- Functional test of the payload bay doors.
WORK SCHEDULED:
- Radar altimeter test tomorrow.
- Removal of the three main engines next week.