Investigation Report
Super Puma Automatic Flight Control Systems Disengaged in Flight
AS332L2 Super Puma G-PUMS 04-12
- AAIB
- Investigation Report
- Mechanical failure
- Helicopter operations
- Helicopter
Read at AAIBOpens the publisher’s page on gov.uk
Summary
An AAIB serious-incident account describes both automatic flight control systems disengaging on a Super Puma east of Aberdeen. The pilots regained balanced flight, descended into visual conditions and subsequently reset the systems. Manufacturer examination identified independent computer faults involving a broken circuit-board pin and an out-of-range supply voltage.
Classifications: Mechanical failure; equipment failure.
Classifications: Helicopter operations; offshore aviation; rotary-wing operations.
Classifications: Helicopter; rotorcraft.