During a flight from Culworth in Northamptonshire to Worcester, drive was lost to the main rotor. The pilot established the helicopter in autorotation but as he flared for landing the tail struck the ground and the helicopter rotated forward before coming to rest. The pilot and passenger were able to exit the helicopter with minor injuries.
The investigation found that both drive belts between the engine and drive shaft had failed but the cause of that failure was not determined.
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Published 19 September 2019