ENG07WA040
ENG07WA040

On July 23, 2007, a Quantas/Jetstar Airways Airbus A330-202, registration number VH-EBE,powered by General Electric (GE)CF6-80E1A4 turbofan engines,experienced an uncommanded No. 1 engine shutdown about 4 hours into its flight from Bangkok, Thailand to Melbourne, Austrailia.
The flight crew attempted unsuccessfully to restart the engine. The flight diverted to Denpasar Airport, Indonesia. Post incident tests revealed that the No. 1 engine electronic fuel control unit (ECU) had malfunctioned. The ECU was sent to the component manufacturer, BAe, for investigation, and a short circuit in the input output module (IOM) circuit board was found. The short had developed from a microscopic air void in the insulation compound of the circuit board layers.

The investigation is under the jurisdiction of the government of Australia. Further information pertaining to this accident may be obtained from:

Australian Transport Safety Bureau (ATSB)
P.O. Box 967, Civic Square
Canberra A.C.T. 2608
Australia

Tel.: (61) 2 6274-6464
(61) 2 6257-4150
E-mail: atsbinfo@atsb.gov.au
Fax: (61) 2 6274-6474
AFTN: ASCOYLYX
Website: http://www.atsb.gov.au

The ATSB event number is AO-2007-027.

This report is for informational purposes only and contains only information obtained for, or released by, the Government of Australia.

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