AAIB investigation to BAe ATP, SE-MAO 18 August 2020
Roll control difficulties and loss of flight director after uncommanded autopilot disengagement, after departure from Jersey Airport, 18 August 2020.
Summary:
During a short flight from Jersey to Guernsey Airport, Channel Islands, the flight crew experienced difficult, but manageable, issues with roll control. The aircraft landed safely.
Despite extensive testing, no faults were identified that could have caused the event. The investigation did identify two minor issues with autopilot computer maintenance and testing. These have been addressed through safety action taken by the operator.
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