What was found
NR 2 ENGINE FIRE LIGHT CAME ON IN FLIGHT. AIRCRAFT MADE AN UNEVENTFUL RETURNED TO TOL. FOUND BLEED AIR LEAK AT INLET OF ANTI-ICE DUCTS CAUSING OVERHEAT CONDITION. REPLACED INLET ANTI-ICE BLEED AIR DUCTS AND SUPPORT HARDWARE. GROUND RAN NR 2 ENGINE AT TAKEOFF POWER SETTINGS. FUNCTIONALLY TESTED ANTI-ICE SYSTEM WITH NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE (M)