As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND EMERGENCY LIGHT BATTERY PACK LOW CAPACITY AT B ZONE REFER HAECO NON-ROUTINE LOG PAGE:9494603, WIRING CHECK FOUND M33096 BATTERY PACK LOW CAPACITY REPLACED M33096 BATTERY PACK AND NEW BATTERYPACK IN STATION TEST FOUND NORMAL AS PER WDM 33-51-64 REV.90 AMM 33-51-0 6-960-802 REV.101.