STS-114 Preps Continue
Astronauts endorse NASA’s fuel sensor strategy, SpaceflightNow
“In the meantime, NASA managers ordered engineers to swap the wiring used to connect sensors 2 and 4 to the point sensor box. If sensor 4 acts up during fueling Tuesday, troubleshooters will have strong evidence the problem is, in fact, in the wiring and not a generic problem that could affect the other sensors.”