EASA Regulations for Eurocopter Canada Ltd. BO 105LS A-3

EASA AD CF-1997-18R1

CANCELLED: Main Rotor System — Cracking of Rotor Mast

The document titled CANCELLED: Main Rotor System — Cracking of Rotor Mast is a Canadian Airworthiness Directive (CF-97-18) issued by Transport Canada. It applies to all Eurocopter Canada Ltd. BO 105LS A-3 model helicopters and addresses critical cracking found on the main rotor mast flange. The directive mandates repetitive visual inspections to detect cracks to ensure continued airworthiness.