What was found
ON SHORT FINAL, NR 2 ENGINE FIRE LIGHT FLICKERED ON AND OFF SEVERAL TIMES, SOUNDING THE AURAL TONE. ALL OTHER INDICATIONS WERE NORMAL. MX PERSONNEL WERE UNABLE TO DUPLICATE THE PROBLEM ON THE GROUND. THE INBD AND OTBD FIRE DETECTORS AND CONNECTORS WERE CLEANED. A TEST WAS PERFORMED IAW THE MM AND NO DEFECTS WERE FOUND. THE ACFT WAS SUBSEQUENTLY FLOWN IN AN ATTMPT TO RE-CREATE THE INDICATION WITH NO FURTHER PROBLEMS NOTED.