What was found
DTW - DURING PREFLIGHT FOR A MAINTENANCE TEST FLIGHT, TWO BULBS IN FLOOR TRACK LIGHTING WERE INOPERATIVE. MAINTENANCE REPLACED AN EMERGENCY LIGHT BATTERY PACK. THE SYSTEM OPERATED SATISFACTORILY. (W)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DTW - DURING PREFLIGHT FOR A MAINTENANCE TEST FLIGHT, TWO BULBS IN FLOOR TRACK LIGHTING WERE INOPERATIVE. MAINTENANCE REPLACED AN EMERGENCY LIGHT BATTERY PACK. THE SYSTEM OPERATED SATISFACTORILY. (W)