What was found
FLT#1621, LHR-BOS. "EMERGENCY LIGHT BAT 13WL REQ REPLACEMENT PER TC A320-33-51-00-710-003; REMOVED AND REPLACED EMERG BAT 13WL IAW AMM 33-51-38. OPS CHECK GOOD."
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT#1621, LHR-BOS. "EMERGENCY LIGHT BAT 13WL REQ REPLACEMENT PER TC A320-33-51-00-710-003; REMOVED AND REPLACED EMERG BAT 13WL IAW AMM 33-51-38. OPS CHECK GOOD."