DHC-8-402 Dash 8, G-JECI, 23 December 2008

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Summary:

皇冠体育app aircraft descended below a cleared altitude and then descended below the ILS glideslope because the ALTITUDE SELECT mode of the flight director was not armed. 皇冠体育app incorrect flight path was first noticed by a ground controller, who had no formal responsibility for this phase of flight, when the aircraft had descended to within 800 ft of local terrain approximately 5 nm from the runway threshold. 皇冠体育app aerodrome controller advised the pilots of the aircraft鈥檚 position and although they modified its rate of descent it did not regain the correct vertical flight path. 皇冠体育app aircraft landed without further incident. 皇冠体育app investigation also considered a similar event involving G-JECK (EW/G2009/05/39).

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Published 10 December 2014