What was found
DURING FLIGHT NR 2 ENGINE CHIP LIGHT CAMP ON. PILOTS REF EMERGENCY CHECKLIST AND IT INSTRUCTED THEM TO MONITOR ENGINE OIL PRESSURE AND TEMP, THEN LAND AS SOON AS PRACTICAL. AFTER LANDING THE NR 2 ENGINE CHIP DETECTOR WAS INSPECTED AND 2 METALLIC SLIVERS AND 1 FLAKE WERE FOUND ON THE CHIP DETECTOR. THE MAIN OIL FILTER WAS THEN INSPECTED AND A COUPLE MORE SMALL FLAKES WERE FOUND REF MM. ENGINE WAS THEN DETERMINED TO BE UNSERVICEABLE. NR 2 ENGINE WAS REMOVED AND REPLACED AND AC RETURNED TO SERVICE. THE ENGINE SHOP IS COMPLETING AN EVALUATION INSP TO DETERMINE THE SOURCE OF THIS METAL.