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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Gates Learjet 24 & 25 Series Aeroplanes
AD/LEARJET/21 Aft Engine Beam - Inspection 5/80
Applicability: All models 25 with S/Nos. 25-266 to 25-300. Document: Gates Learjet SB 25-298.
Compliance: As per requirement document.
Background: To inspect the aft engine beam forward web lightening hole flanges for cracks.