What was found
TUL - DURING OVERNIGHT MAINTENANCE EMERGENCY EXIT FLOOR PATH LIGHTING FORWARD AND AFT HALVES FLASHED ON AND OFF OPPOSITE EACH OTHER. REVERSED POLARITY ON NR 2 AND THREE BATTERY MODULES. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TUL - DURING OVERNIGHT MAINTENANCE EMERGENCY EXIT FLOOR PATH LIGHTING FORWARD AND AFT HALVES FLASHED ON AND OFF OPPOSITE EACH OTHER. REVERSED POLARITY ON NR 2 AND THREE BATTERY MODULES. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)