As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - FLT 5120 - AFTER NORMAL START, INDICATION OF RIGHT ENGINE FIRE WARNING/FIRE BELL. DISCHARGED BOTH FIRE BOTTLES. NORMAL EFT DURING AND AFTER START. PERFORMED OPERATIONAL CHECK OF RIGHT HAND ENGINE. COULD NOT DUPLICATE DISCREPANCY. NO SIGNS OF DAMAGE. OPS ECHECK GOOD IAW AMM 72-00-00. (X)