AAIB investigation to Alpi Aviation Pioneer 400, G-CPPG

Landing gear collapsed on landing, Thruxton Aerodrome, Hampshire, 23 August 2016.


On returning to the airfield the landing gear was selected down but did not lock down. The landing gear was recycled but would still not lock down. After touchdown, the landing gear legs collapsed. The failure of the gear to lock down was attributed to a bent nose gear screwjack extension rod.

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Alpi Aviation Pioneer 400, G-CPPG 05-17

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Glossary of abbreviations

Published 11 May 2017