What was found
DURING DECENT INTO DESTINATION AIRPORT, KYIP, THE RIGHT ENGINE WHITE CAS MESSAGE 'R ENG FIRE FAIL' FOLLOWED BY RED CAS MESSAGE 'R ENGFIRE' ON EICAS. CONTINUED DECENT, OBSERVED NO OTHER ENGINE ISSUES. RETARDED POWER LEVER TO FLIGHT IDLE. EICAS MESSAGES NO LONGER DISPLAYED. CONTINUED APPROACH AND LANDED WITHOUT INCIDENT. UPON INSPECTION OF ENGINE, NO SIGNS OF ENGINE FIRE OR HEAT DAMAGE SEEN. INVESTIGATED FIRE DETECTION SYSTEM AND FOUND THE LOWER FIRE LOOP, GEARBOX AREA, SHORTING AGAINST THE FIRE LOOP SUPPORT BRACKET. VERIFIED CAUSE, REPOSITIONED LOOP, INSULATED LOOP LEAD. ALL WORK I.A.W. THE LEARJET 45 MM-104 26-11-00 AND WIRING MANUAL WM-104 20-20-01 AND 20-30-20.