Incident Overview
Date: Wednesday 11 April 2001
Aircraft Type: Airbus A330-243
Owner/operator: SriLankan Airlines
Registration Number: 4R-ALD
Location: Colombo-Bandaranaike International Airport (CMB/VCBI) –
ÿ Sri Lanka
Phase of Flight: Taxi
Casualties: Fatalities: 0 / Occupants: 152
Component Affected: APUAPU
Category: Accident

An aircraft rapidly filled with smoke during its approach to the runway for departure due to a bearing failure in the APU, resulting in APU oil entering the bleed air system.An aircraft rapidly filled with smoke during its approach to the runway for departure due to a bearing failure in the APU, resulting in APU oil entering the bleed air system.
Description
Aircraft rapidly filled with smoke when the flight was about the enter the runway for departure. An emergency evaciation was carried out. It appeared that a bearing had failed in the APU, causing APU oil to enter the bleed air system.
Source of Information
http://www.caa.lk/pdf/accident_reports/4R_ALD_11_April_2001.pdfhttp://www.caa.lk/pdf/accident_reports/4R_ALD_11_April_2001.pdfPrimary Cause
Bearing failure in the APUBearing failure in the APUShare on: