S3/2012 EC225 LP Super Puma, G-REDW, 10 May 2012

From:
Air Accidents Investigation Branch
Published
10 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

S3/2012 - EC225 LP Super Puma G-REDW

Summary:

This Special Bulletin details the progress made in identifying the failure mechanism that caused the 360掳 circumferential crack, in the bevel gear vertical shaft in the helicopter鈥檚 main gearbox, which was identified in the early stages of the investigation and published in AAIB Special Bulletin 2/2012 in May 2012. It also details progress on the investigation into the indicated failure of the main gearbox emergency lubrication system.

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Published 10 December 2014
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