Swiss A333 at Zurich on Sep 13th 2024, loss of cabin pressure

Last Update: October 5, 2024 / 23:13:40 GMT/Zulu time

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Incident Facts

Date of incident
Sep 13, 2024

Classification
Incident

Flight number
LX-18

Aircraft Registration
HB-JHI

Aircraft Type
Airbus A330-300

ICAO Type Designator
A333

A Swiss International Airlines Airbus A330-300, registration HB-JHI performing flight LX-18 from Zurich (Switzerland) to Newark,NJ (USA) with 205 people on board, was climbing through FL250 out of Zurich's runway 32 when the crew initiated an emergency descent due to the loss of cabin pressure, the passenger oxygen masks were released. After levelling off at FL100 the aircraft turned around, entered a hold to burn off fuel and landed safely but overweight back on Zurich's runway 16 about 70 minutes after departure.

The rotation was cancelled.

The aircraft is still on the ground in Zurich about 14 hours after landing back.

The airline reported the pilots initiated a standard operating procedure to reduce altitude and release passenger oxygen masks due to irregularities with the cabin pressure. The aircraft needed to land with a higher weight than normal, therefore emergency services were attending to the landing due to brakes possible heating up.

On Oct 6th 2024 the Swiss SUST reported the maximum cabin altitude was exceeded, the crew donned their oxygen masks and released the passenger oxygen masks, initiated an emergency descent and returned to Zurich. The occurrence was rated a serious incident and is being investigated by the SUST.
Aircraft Registration Data
Registration mark
HB-JHI
Country of Registration
Switzerland
Date of Registration
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Certification Basis
Airworthyness Category
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Legal Basis
TCDS Ident. No.
Manufacturer
AIRBUS S.A.S.
Aircraft Model / Type
A330-343
ICAO Aircraft Type
A333
Year of Manufacture
Serial Number
Aircraft Address / Mode S Code (HEX)
Max. Operational Passenger Seating Capacity (MOPSC), indicative
Minimum Crew
Maximum Take off Mass (MTOM) [kg]
Engine Count
Engine
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Main Owner
Main Operator
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Incident Facts

Date of incident
Sep 13, 2024

Classification
Incident

Flight number
LX-18

Aircraft Registration
HB-JHI

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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