What was found
ORD - FLT 4039 - FIRST ONE-THIRD OF EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED NR 2 EMERGENCY BATTERY PACK. OPS CHECK GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ORD - FLT 4039 - FIRST ONE-THIRD OF EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED NR 2 EMERGENCY BATTERY PACK. OPS CHECK GOOD. (M)