What was found
ORD - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT LIGHTS SYSTEM INOPERATIVE. REPLACED EMERGENCY EXIT LIGHT BATTERY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ORD - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT LIGHTS SYSTEM INOPERATIVE. REPLACED EMERGENCY EXIT LIGHT BATTERY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)