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-76/14 Fuselage Bulkhead - Engine Support
Fitting Area - Inspection and Modification Applicability: All models S-76 with S/Nos. 76003, 76005, and 76006; 760001 to 760024. Document: Sikorsky CSB No. 76-53-5A.
Compliance: As per requirement document.
10/80
Background: The manufacturer has received reports of cracks being found in the engine support bulkhead at STA.255.