What was found
ON POST FLIGHT INSPECTION, THE FLT CREW FOUND A HOLE IN THE LEADING EDGE OF THE NR 2 ENGINE NOSE COWL AT THE 12 O'CLOCK POSITION. CONTRACT MAINTENANCE WAS CALLED OUT, DAMAGE WAS COMPLETELY THROUGH THE EXTERIOR SKIN AND THE INNER LINER WAS EXPOSED. METAL WAS VERY THIN AND BRITTLE, MINOR DAMAGE TO FAN BLADES. REPLACED THE NR 2 ENGINE NOSE COWL ASSY, DRESSED OUT THE FAN BLADES PER M/M. ALSO, FOUND THE NOSE COWL ANTI-ICE THERMOSTATIC VALVE FAILED. REPLACED VALVE, COMPRESSOR WAS BORESCOPED.