As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FIRE, PILOTS NOTICED HIGH EGT BUT NO RPM. EMERGENCY CREWS WERE ALERTED. COMPLIED WITH QRH, BOTTLE NEVER DISCHARGED. FIRE WENT OUT ON ITS OWN AFTER SHUTTING DOWN APU. INSPECTED APU & SURROUNDING AREA, NO FIRE DAMAGE NOTED. IAW 25643 4 FOR MEL. VERIFIED NO FIRE DAMAGE INSIDE APU ENCLOSURE.