AD/CONVAIR/4 - Supplemental Inspection Program

This Directive requires operators of all Convair Model 340 and 440 aeroplanes (including those converted to turboprop) to carry out the inspections in General Dynamics, Convair Division, “Supplemental Inspection Document (SID), Model 340 / 440” Report No. ZS-340-1000 Revision 1 (with Addenda I–III) and to repair any cracked structure before further flight. It takes effect 11 May 2006. Operators pay for inspections and repairs; the Civil Aviation Safety Authority enforces compliance. The stated purpose is to ensure structural integrity per the FAA requirement.