Canada A333 near St. John's on May 13th 2024, multiple system failures

Last Update: May 17, 2024 / 15:10:40 GMT/Zulu time

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Incident Facts

Date of incident
May 13, 2024

Classification
Incident

Airline
Air Canada

Flight number
AC-812

Destination
Lisbon, Portugal

Aircraft Registration
C-GXZD

Aircraft Type
Airbus A330-300

ICAO Type Designator
A333

An Air Canada Airbus A330-300, registration C-GXZD performing flight AC-812 from Montreal,QC (Canada) to Lisbon (Portugal), was enroute at FL390 about 80nm northnorthwest of St. John's,NL (Canada) when the crew declared PAN PAN reporting they had lost both autopilots and multiple other systems. The crew requested to return to Montreal, descended to FL340 for the return and landed safely back in Montreal about 2:30 hours after the onset of trouble and leaving FL390.

The rotation was cancelled.

The Canadian TSB reported company maintenance determined the Air Data and Inertial Reference Unit (ADIRU#1) was faulty and replaced the unit.

The aircraft returned to service about 38 hours after landing back.
Aircraft Registration Data
Registration mark
C-GXZD
Country of Registration
Canada
Date of Registration
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Certification Basis
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TCDS Ident. No.
Manufacturer
Airbus
Aircraft Model / Type
A330-343
ICAO Aircraft Type
A333
Year of Manufacture
Serial Number
Aircraft Address / Mode S Code (HEX)
Maximum Take off Mass (MTOM) [kg]
Engine Count
Engine Type
Main Owner
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Aircraft registration data reproduced and distributed with the permission of the Government of Canada.

Incident Facts

Date of incident
May 13, 2024

Classification
Incident

Airline
Air Canada

Flight number
AC-812

Destination
Lisbon, Portugal

Aircraft Registration
C-GXZD

Aircraft Type
Airbus A330-300

ICAO Type Designator
A333

This article is published under license from Avherald.com. © of text by Avherald.com.
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