The countdown test culminates with a simulated main engine cutoff at 11 a.m. tomorrow. The Unity connecting module will be installed in orbiter's cargo bay November 13. The Rotating Service Structure will be extended around the vehicle early Thursday morning and main engine flight readiness testing follows later in the day. The Unity Connecting Module payload arrives at the pad Monday for installation in the pad's payload changeout room. The orbiter is currently located in the VAB transfer aisle and will be mated to the STS-88 external tank and solid rocket boosters in VAB high bay 3 later today.
Corrosion repair on the main engine heat shield attach points continues.
Technicians are working to replace a pyrotechnic electrical harness on the orbiter's fire protection system. Testing of Endeavour 's power reactant storage and distribution system is scheduled this week. Connection of the right hand OMS pod oxidizer transfer lines were complete and the fuel transfer lines will be connected later this week. No. 3 water relief panel. Node 1 arrived at Kennedy Space Center .