As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU SHUTDOWN. OIL SMELL IN THE CABIN FROM THE APU BLEED. LOW OIL PRESSURE LIGHT FLICKERED ON AND A LOUD CLATTERING NOISE WAS HEARD DURING SHUTDOWN. FOUND DAMAGE TO THE TAILCONE. THE DAMAGE WAS REPAIRED, THE APU WAS REPLACED. COMPRESSOR ROTOR IN THE APU FAIL CAUSING DAMAGE. (M)