What was found
BURNING ODOR WITH STRONG FUMES IN CABIN WITH APU RUNNING. TRACES OF OIL FOUND ON ECS FLOORBOARD. FOUND AIR DUCT CONTAMINATED. REMOVED CONTAMINATED DUCT AND INSTALLED NEW ASSY IAW MM 20-125 20-000 20-001.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BURNING ODOR WITH STRONG FUMES IN CABIN WITH APU RUNNING. TRACES OF OIL FOUND ON ECS FLOORBOARD. FOUND AIR DUCT CONTAMINATED. REMOVED CONTAMINATED DUCT AND INSTALLED NEW ASSY IAW MM 20-125 20-000 20-001.