What was found
SERVICE DOOR EXTEND FLAP WILL NOT OPEN, CANNOT OPEN DOOR FROM OUTSIDE. (FLT 5574) CLEANED SERVICE DOOR OUTER HANDLE MECHANISM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SERVICE DOOR EXTEND FLAP WILL NOT OPEN, CANNOT OPEN DOOR FROM OUTSIDE. (FLT 5574) CLEANED SERVICE DOOR OUTER HANDLE MECHANISM.