AAIB investigation to DHC-8-402, Dash 8, G-FLBB

Pressurisation failure with emergency descent, in flight from Manchester to Jersey, 8 December 2016.

From:: Air Accidents Investigation Branch
Published: 9 June 2017

Category:: Commercial - fixed wing
Report type:: Bulletin - Correspondence investigation
Date of occurrence:: 8 December 2016
Aircraft type:: DHC-8-402, Dash 8
Location:: En route from Manchester to Jersey, overhead Dudley
Registration:: G-FLBB

Summary:

皇冠体育app aircraft was on a scheduled flight from Manchester to Jersey, in the cruise at FL250, when there was a loss in cabin pressure with an associated warning. 皇冠体育app crew donned oxygen masks and carried out an emergency descent to FL100. 皇冠体育app crew obtained ATC clearance to continue the flight to Jersey at FL100 and informed the passengers about the pressurisation problem and their intentions. 皇冠体育app remainder of the flight was uneventful and the aircraft landed in Jersey. 皇冠体育app loss of pressurisation was caused by a faulty outflow valve, which was replaced and the aircraft returned to service.

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