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° circumferential crack, in the bevel gear vertical shaft in the helicopter’s 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.

Download report:

AAIB S3-2012 G-REDW.pdf (1,202.18 kb)

Published 10 December 2014