What was found
REF NR LP 9130244 B777-33-3-0018 CABIN RT DR4 EMER PWR SUPPLY M33409 BATTERY CAPACITY CHECK FAIL RT DR4 EMER PWR SUPPLY M33409 BATTERY REPLACED AND OP TEST CARRIED OUT RESULT NORMAL AS PER AMM 33-51-06.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
REF NR LP 9130244 B777-33-3-0018 CABIN RT DR4 EMER PWR SUPPLY M33409 BATTERY CAPACITY CHECK FAIL RT DR4 EMER PWR SUPPLY M33409 BATTERY REPLACED AND OP TEST CARRIED OUT RESULT NORMAL AS PER AMM 33-51-06.