COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Sikorsky S-76 Series Helicopters
AD/S-76/36 Fuselage - Engine Compartment Centre
Firewall - Inspection of No. 1 Tail Drive Shaft for Adequate Clearance
Applicability: All model S-76A Helicopters.
Requirement: Sikorsky Alert S.B. 76-53-24. Sikorsky CBT-TP-84-098.
Compliance: Unless already accomplished, before further flight after 12 February 1985.
Background: A report indicates No. 1 section tail rotor drive shaft became severed due to interference with doubler P/N 76070-20057-101.
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