AD/G159/19 Amdt 4 - Landing Gear
1AD/G159/19 Amdt 4 - Landing Gear
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COMMONWEALTH OF AUSTRALIA CIVIL AVIATION ORDERS CIVIL AVIATION SAFETY AUTHORITY PART 105 SCHEDULE OF AIRWORTHINESS DIRECTIVES
Image unavailable in extracted text GULFSTREAM (GRUMMAN) G.159 SERIES AEROPLANES
AD/G159/19 Amdt 4 Landing Gear 13/89
Applicability: All models.
Requirement: Carry out a fluorescent dye NDI for cracking of the landing gear aluminium forgings in accordance with Gulfstream Customer Bulletin No. 228B.
Compliance: Within 150 landings after 28 December 1989, or since last overhaul whichever is the later, thereafter in accordance with the G1 Inspection Schedule.
Background: The manufacturer has specified a range of NDI procedures to relieve this inspection, and enable inclusion into the Inspection Schedule. The Authority has called up fluorescent dye as the most suitable for Australia conditions.