What was found
CLE FLIGHT 3595 THE CREW REPORTED ON LANDING RECEIVED A APU FIRE INDICATION. THE APU WAS SHUT DOWN AND THE INDICATION CLEARED. MAINTENANCE INSPECTED AND FOUND THE EXHAUST SILENCER LINER ASSEMBLY WAS MISSING. THE EXHAUST SILENCER ASSEMBLY WAS REPLACED AND OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE. MAINTENANCE PERFORMED APU FIRE INDICATION INSPECTION. NO DEFECTS WERE FOUND.