What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS SOF EVENT IN MIA, BURNING PLASTIC SMELL THROUGHOUT CABIN. SMOKEY SMELL MORE PROMINENT WHEN PACKS RUNNING. MAINTENANCE ACCOMPLISHED SMOKE ODOR FUMES JOB CARDS 26L00021001 AND 26L00021002. FOUND APU AIR INTAKE HAD OIL AND SOOT. ***SUPPLEMENTAL INFORMATION: MAINTENANCE RAN AND INSPECTED APU, REMOVED AND INSTALLED APU BLEED VALVE. UNABLE TO FIND ACTIVE LEAKS. ACCOMPLISHED JOB CARD 26L00021004. NO CABIN ODOR NOTED AT THIS TIME.*** (CLOSED)