What was found
WHILE WAITING FOR GATE IN MSP, FA CALLED FD & REPORTED FUMES. CREW RETRIEVED MASKS, EST COMM AND RETRIEVED FUMES CK LIST. CREW TURNED OFF APU BLEED & APU & STARTED SMELL FUMES CK LIST. FA REPORTED FUMES DISAPATED. MTC NOTIFIED. COMPLETED AMDS WORK CARD 0550-2002 UP TO STEP 20. FOUND APU AT FAULT. COMPLETED PACK BURNOUT PER AMDS WORK CARD 2100-2005. FOUND OIL COMING FROM FUEL CONTROL UNIT. APU AIR INTAKE AND COMPARTMENT CLEANING STILL REQUIRED PER AMDS WORK CARD 4916-2001 . (WIP 483373). REF LOGPAGE 4176960 APU IS DEFERRED INOP. APU CLEANING TO BE ACCOMPLISHED DURING FUEL CONTROL REPLACEMENT. (LP# 4176954)