What was found
DURING OPERATIONAL CHECK OF EMERGENCY LIGHTS BAT/EPSU, 13WL, DOOR 2, CLASS 1 MESSAGE APPEARED. REPLACED EPSU DOOR 02L BATTERY, 13WL IAW AMM 33-51-38. OK FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING OPERATIONAL CHECK OF EMERGENCY LIGHTS BAT/EPSU, 13WL, DOOR 2, CLASS 1 MESSAGE APPEARED. REPLACED EPSU DOOR 02L BATTERY, 13WL IAW AMM 33-51-38. OK FOR SERVICE.