What was found
ON DESCENT THRU 22,000 FT STRONG ODOR IN COCKPIT-PERFORMED TSM 05-50-00-810-831-A. INSPECTED APU FOR SIGNS OF OIL. NO OIL LEAKS NOTICED AT THIS TIME. INSPECTED ENG #1 & ENG # 2 FOR OIL LEAKAGE NO DEFECTS NOTED PERFORMED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM IAW AMM 21-00-00-615-004-A. RAN BOTH ENG # 1 & ENG # 2 WITH PACKS ON IAW AMM 71-00-00. NO SMELL NOTED AT THIS TIME. A/C OK FOR CONTINUED SERVICE