As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, DECLARED AN EMERGENCY DUE TO A LEFT ENGINE FIRE WARNING. FLIGHT CREW SHUTDOWN THE LEFT ENGINE, TEE HANDLE WAS PULLED AND BOTH FIRE BOTTLES WERE DISCHARGED. NO EVIDENCE OF ACTUAL FIRE. MAINTENANCE R & R BOTH FIRE BOTTLES. R & R THE ENGINE FIRE WARNING HARNESS AND MULTIPLE OVERHEAT/FIRE DETECTION LOOPS.