What was found
DURING CLIMBOUT AT 20,000 FEET, RECEIVED FIRE WARNING BELL, EICAS MSG AND FIRE LIGHT IN HANDLE. WHEN POWER REDUCED TO IDLE ALL INDICATION OF FIRE CEASED. OVERWEIGHT LANDING SINK RATE LESS THAN 260 FPM WITH LOW SINK RATE. REPLACED BOTH AFT LOOPS IAW B767 MM. REPLACED NR 1 ENGINE CORE COMPARTMENT COOLING VALVE, REPLACED COMPRESSOR CONTROL ALTITUDE SENSOR AND GASKET ON T3 COMPRESSOR OUTLET TEMP SENSOR. RESEALED HTP RECOUP DUCT. MEG AND POWER CHECKED SYSTEM WIRING. DURING MAINTENANCE BORESCOPE FOUND DAMAGE UNRELATED TO THE FIRE WARNING PROBLEM. DAMAGE TO THE NR 1 NOZZLE GUIDE VANE WHICH WAS OUT OF MM LIMITS. REPLACED NR 1 ENGINE. DURING FCF ON 08-27-03, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.