Investigation Report
Aircraft Accident Report 1/2018, G-WNSR High resolution
Aircraft Accident Report 1/2018, G-WNSR High resolution
- AAIB
- Investigation Report
- AAR 1/2018
- Human factorsMechanical failure
- Helicopter operationsInspection and maintenance
- HelicopterOperator displays and control interfaces
- Alarm managementNon-destructive testingOperating and work proceduresPreventive maintenance
- Upstream oil and gas
- HelideckOffshore installation
Summary
Investigation of G-WNSR’s loss of yaw control during landing at West Franklin. A failed tail rotor pitch change shaft bearing damaged the control servo; the initiating reason remained undetermined. The report examines missed HUMS warnings, software interfaces, maintenance review and crew decisions, documenting safety actions and recommendations. No injuries occurred.
Classifications: Human factors; human performance; ergonomics.
Classifications: Mechanical failure; equipment failure.
Classifications: Helicopter operations; offshore aviation; rotary-wing operations.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Helicopter; rotorcraft.
Classifications: Operator displays and control interfaces.
Classifications: Alarm management.
Classifications: Non-destructive testing; NDT; non-destructive examination; NDE.
Classifications: Operating and work procedures.
Classifications: Preventive maintenance; preventative maintenance; planned maintenance.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Helideck; helicopter landing deck.
Classifications: Offshore installation; offshore platform; offshore rig.
AAR 1/2018.