AD/B747/126 - Pneumatic Duct Coupling
1AD/B747/126 - Pneumatic Duct Coupling
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Image unavailable in extracted text Boeing 747 Series Aeroplanes
AD/B747/126 Pneumatic Duct Coupling 9/94
Applicability: All model 747 series aeroplanes with line position 1 through 219 inclusive. Requirement: Action in accordance with the technical requirements of FAA AD 94-09-13 Amdt 39-
Note: Purolator Service Bulletin FSC-912 dated December 1972 refers.
Compliance: As specified in the Requirement Document.
Background: Failures of certain duct couplings installed on the wing leading edge pneumatic duct have been reported.