AAIB investigation to Boeing 777-336ER, G-STBA
Cargo Fire Warning during pre-flight preparation, London Heathrow Airport, 2 July 2021.
Summary:
A FIRE CARGO AFT warning illuminated during the pre-start procedures. Crew were advised by RFFS to conduct a rapid disembarkation via an airbridge. One cabin crew member suffered minor injuries during the disembarkation.
The fire warning was triggered when a short circuit in the battery pack of a refrigerated container in the aft cargo hold caused heating of cables and smoke. Safety action was taken by the operator and container manufacturer to reduce the probability that damage to a container would lead to such an event again.
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Published 9 December 2021