COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Pratt and Whitney Turbine Engines - JT8D Series
AD/JT8D/16
Amdt 2
Second Stage Fan Blades 4/90
Applicability: All JT8D engines incorporating 2nd stage fan blades P/N 433802, 645902, 759902, 695932, 678102, 746402 or blade assemblies P/N 645732, 759922, 676222, 745532.
Requirement: Inspect second stage fan blade root attachments for cracking in accordance with PWA ASB No 5729 Rev 2, or as agreed by the Authority.
Note: FAA AD 87-14-01 R1 refers.
Compliance: Prior to 10,000 cycles since new or since compliance with Amendment 1 of this Directive, and thereafter at intervals not to exceed 10,000 cycles.
Background: This Directive has been amended to reflect the manufacturers latest revision to the Requirement document. The revision, in part, adds a fluorescent penetrant inspection requirement.