COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Eurocopter AS 350 (Ecureuil) Series Helicopters
AD/ECUREUIL/39 Cargo Hook Emergency Manual Control 11/87
Applicability: All AS 350 helicopters with cargo hooks fitted with Siren S1609-5 release unit (P/N 704A41-811-017).
Requirement: Action in accordance with Aerospatiale SB No. 25.31. Compliance: Hook Assy to be modified by 31 December 1987.
Background: A spring unit has been added to the cargo hook electrical release to prevent inadvertent hook operation.