As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FIRE AURAL WARNING AND FIRE HANDLE LIGHT ABOUT 2-3 MINS AFTER START ATTEMPT ON FINAL TO 17 AT MCO. DECLARED EMERGENCY, PULLED AND ROTATED FIRE HANDLE AND WARNING WENT OUT. CKD APU EXHAUST INLET AND OPENED BATHTUB, NO EVIDENCE OF FIRE ALL CKS NML. REPLACED BOTTLES AND FIRE WARNING MODULE TEST GOOD.