What was found
SFO - OVERWING EMERGENCY LIGHTS AT LEFT AND RIGHT INOPERATIVE. REPLACED BATTERY PACK FOR OVERWING EMERGENCY LIGHTS AT LEFT AND RIGHT. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SFO - OVERWING EMERGENCY LIGHTS AT LEFT AND RIGHT INOPERATIVE. REPLACED BATTERY PACK FOR OVERWING EMERGENCY LIGHTS AT LEFT AND RIGHT. SYSTEM GROUND CHECKED NORMAL OPERATION.