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-76/13 Tail Rotor Outboard Retaining Plate Bolts - Inspection
Applicability: All models S-76 with S/Nos. SS 76005 to 76007, and SS 760001 to 760050. Document: Sikorsky CSB 76-65-11.
Compliance: Within 100 hours time in service after 30 September 1980.
9/80
Background: The manufacturer has advised that the retention bolts may exhibit defects in the head to shank radius.