What was found
DURING LINE MAINTENANCE TEST OF EMERGENCY LIGHTS SYSTEM, THE AFT LEFT EMERGENCY LIGHT BATTERY PACK FAILED TEST. REPLACED BATTERY PACK, OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING LINE MAINTENANCE TEST OF EMERGENCY LIGHTS SYSTEM, THE AFT LEFT EMERGENCY LIGHT BATTERY PACK FAILED TEST. REPLACED BATTERY PACK, OPERATIONAL CHECK OK.