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

Published 16 December 2014