What was found
SHIP 3236 DISC: LATE IN THE DESCENT, STARTING THE APPROACH NOTICED A STINKY SOCK , GYM SMELL WHEN THE ENGINES HAD VEEN AT IDLE FOR AN EXTENDED PERIOD OF TIME, DIDNT RUN QRH 8.1 DUE TO VERY SHORT DURATION OF FLIGHT REMAINING. PILOTS AND FA @ 1L SMELLED IT. C/A: C/W AMDS WORK CARD 0550-2002 AND AMDS WORK CARD 2100-2005. FOUND APU CONTAMINATED W/ OIL. PREFORMED DECON. AND DUCT BURN. AND REPLACED RECIRC FILTERS PER AMDS WORK CARDS. (LP: 5846886)