What was found
SMOKE IN THE COCKPIT AND CABIN, RTFL. AFTER TAKEOFF, SMOKE IN THE COCKPIT AND AROUND CABIN ROWS 15 THRU 19, OILY ODOR, TURNED OFF RT RECIRC FAN, SMOKE CLEARED AFTER ABOUT 5 MINUTES. INOP NR 1 PACK, DUE TO SMOKE IN CABIN. FOUND OIL LEAKING FROM BETWEEN NR 2 AND NR 3 COMPRESSORS AND RUNNING DOWN FIXED GUIDE VAN AND TRAILING BACK TO THE 2.5 BLEED PORT. NR 1 ENG WAS REPLACED AND PACK BURNOUT ACP.