What was found
DURING SERV CHK REAER SECTION EMERG LIGHTS INOP -- MTC REPLACED BATTERY PACKS IN RT LAV
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SERV CHK REAER SECTION EMERG LIGHTS INOP -- MTC REPLACED BATTERY PACKS IN RT LAV