What was found
SHORT LIVED OIL FUME ODOR OBSERVED DURING FINAL DESCENT. ODOR DISSIPATED QUICKLY ONLY PRESENT IN-FLT DECK. INSPECTED NR 1 ENG FOR LEAKS IAW AMP 72-00 FOUND AIR/OIL COOLER LEAK OIL W/BUILD UP OIL RESIDUE ON EXIT SIDE. ALSO FOUND QUICK DISCONNECT FOR HYD LINE LEAKING FROM PYLON CONNECTION DOWN TO BLEED DUCT & VSV'S. WIP 430505. REMOVED STARTER IAW AMP 80-11-01. REMOVED A/O HX IAW AMP 779-21-11 WIP 433097. REMOVED HYD LINE ON NR 1 ENG IAW AMP 29-11. & UPPER ESC DUCT CLEANED. VSV CLEAN & SURROUND AREA. WIP 660318. REINSTALLED AIR/OIL COOLER AD HYD LINE. LEAK CHKS COMPLETED. PACK BURN OUT COMPLETED. SNIFFER TEST PERFORMED, HIGH READING 4600. ALL STEPS OF AMDS 0550-2003 & 0550-9001 COMPLETED. CABIN FILTER REPLACED . ENGINE/APU RUNS COMPLETED. OK FOR SERVICE. (LP# 8852376; AIRCRAFT WAS GROUNDED)