AAIB investigation to EC225 LP Super Puma, G-REDW - Special Bulletin S5/2012

Investigation update to accident on 10 May 2012, 20 nm east of Aberdeen

From:
Air Accidents Investigation Branch
Published
16 December 2014
Category:
Commercial - rotorcraft
Report type:
Special bulletin
Date of occurrence:
10 May 2012
Aircraft type:
EC225 LP Super Puma
Location:
20 nm east of Aberdeen
Registration:
G-REDW

Summary:

This Special Bulletin contains information about the helicopter’s main gearbox (MGB) lubrication system and the results of an investigation into the indication of a failure of the emergency lubrication system, after it was activated by the crew. It follows publication of two earlier Special Bulletins on this accident, AAIB Special Bulletins S2/2012 and S3/2012.

This was the first occasion that the EC225 LP MGB emergency lubrication system had been operated in-service. One Safety Recommendation is made.

The investigation into the failure of the bevel gear vertical shaft in the MGB continues.

Download report:

Special Bulletin S5-2012 - EC225 LP Super Puma G-REDW 12-12

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Published 16 December 2014
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