What was found
ON ARRIVAL, CAPTAIN REPORTED AIRCRAFT FLEW WITH REDUCED THRUST 1.5 HRS DUE TO LOW OIL QUANTITY INDICATION (3QTS) IN LT ENG. MX DETECTED AN OIL LEAK THRU OIL PRESSURE TRANSMITTER AND CORRECTED THE LEAK. SERVICED ENG 12 QTS, RAN ENG. NO DISCREPANCIES REPORTED. DURING OVERNIGHT CHECK, NO ADDITIONAL REPORTS ABOUT OIL INDICATIONS, A PERIODIC INSPECTION OF LT ENG CHIPS DETECTORS, REVEALED MAGNETIC PARTICLES IN MASTER CHIP DETECTOR (15%), IN MAIN GEAR BOX (15%), NR 5 BEARING (FULL) AS WELL IN MAIN OIL FILTER & CONTAINER. LEFT ENGINE WAS REPLACED AND TESTED, ALL CORRECT. FDR WAS REMOVED AND DATA PROCESSED IN-HOUSE. ASSOCIATED ENGINE PARAMETERS FOR THE PREVIOUS FLIGHTS WERE FOUND WITHIN LIMITS.