As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRE LIGHT ON THE NR 3 ENG WITH THE FIRE BELL. RED TABS LED US TO DISCHARGE BOTH FIRE BOTTLES AND LIGHT REMAINED ON. REMOVED AND REPLACED NR 3 ENG ELEMENT PER FEDEX 727-200 MM 26-11-012-4. PRECAUTIONARY REMOVED AND REPLACED ENG FIRE PROTECT CTR & FIRE BOTTLES PER 26-11-002, 26-21-001-4.