What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: N659FE 12/04/97. On 12/02/97 federal express flight 3211, an Airbus 300 enroute from dtw to mem diverted to ind due to a fire warning light illumination for the number one engine. An emergency was declared and the aircraft landed without further incident. Maintenance personnel found no indication of a fire. A control unit for the fire detection system was found to be defective, and was replaced. The operator will submit a service difficulty report (SDR). The part number for the defective control unit is 901285.
As the FAA filed it
NARRATIVE: N659FE 12/04/97. ON 12/02/97 FEDERAL EXPRESS FLIGHT 3211, AN AIRBUS 300 ENROUTE FROM DTW TO MEM DIVERTED TO IND DUE TO A FIRE WARNING LIGHT ILLUMINATION FOR THE NUMBER ONE ENGINE. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE PERSONNEL FOUND NO INDICATION OF A FIRE. A CONTROL UNIT FOR THE FIRE DETECTION SYSTEM WAS FOUND TO BE DEFECTIVE, AND WAS REPLACED. THE OPERATOR WILL SUBMIT A SERVICE DIFFICULTY REPORT (SDR). THE PART NUMBER FOR THE DEFECTIVE CONTROL UNIT IS 901285.