A Lufthansa Boeing 747-800, registration D-ABYT performing flight LH-499 from Mexico City (Mexico) to Frankfurt/Main (Germany), was lined up for takeoff from Mexico City’s runway 05R when a strong odour of rotten eggs and matches occurred. The aircraft rolled along the runway at low speed, vacated the runway at the first exit about 200 meters/650 feet down the runway and returned to the apron.
The cargo bays were inspected and cargo removed from the bays.
About 2 hours later the aircraft taxied out to runway 05R again, stopped for about 10 minutes holding short of the runway due to the odour re-occurring. The crew shut down two packs, lined up runway 05R, and the flight departed. Later in the flight the packs were re-engaged and the flight continued to Frankfurt for a safe landing without further incident with a delay of 1:45 hours.
The occurrence aircraft resumed service after 46 hours on the ground in Frankfurt.
On Feb 15th 2017 The Aviation Herald received information, that a flight attendant became sick during the flight as result of the fumes and is still on sick leave in bad condition two weeks later.
On Feb 15th 2017 The Aviation Herald also received information, that maintenance checked the aircraft after landing in Frankfurt but could not find any anomaly stating the odour could not be attributed to the aircraft. The long ground time in Frankfurt was not related to the fume event but to scheduled maintenance.
On Feb 16th 2017 Germany’s BFU reported that they are not aware of the occurrence.
To read the full Av Herald report click here