AAIB investigation to Agusta AB206B, G-WIZZ

Low rotor speed warning led to autorotation and subsequent tail boom damage due to rotor blade contact, Humberston Fitties Beach, Lincolnshire, 15 October 2021.

From:
Air Accidents Investigation Branch
Published
10 February 2022
Category:
General aviation - rotorcraft
Report type:
Bulletin - Correspondence investigation
Date of occurrence:
15 October 2021
Aircraft type:
Agusta AB206B
Location:
Humberston Fitties Beach, Lincolnshire
Registration:
G-WIZZ

Summary:

The pilot reported that the low main rotor speed warning light illuminated when he pulled on the collective lever at a height of approximately 800 ft. The helicopter was flying over a beach and he “immediately entered autorotation” leading to a run-on landing at approximately 15 kt. The helicopter came to rest upright on its skids, but the main rotor blades were found to have struck the tail boom causing substantial damage. There were no injuries.

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Agusta AB206B, G-WIZZ 02-22

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Published 10 February 2022
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