Document ID: chunk:federal_register_of_legislation:F2006B10174:body:0
Version: federal_register_of_legislation:F2006B10174
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 GAF N22 and N24 Series Aeroplanes

AD/GAF-N22/27 Rudder Tab - Modification 8/79

            Applicability: All models N22 and N22B not modified in accordance with GAF SB No. NMD-27-3, Rev. 1.

 Requirement: Modify in accordance with GAF SB No. NMD-27-3, Rev. 1.

            Note: The speed of 180 Kts IAS should not be exceeded on aircraft not yet modified.

 Compliance: Before 1 December 1979.

            Background:  Manufacturer's tests indicate that wear and backlash which may develop in the rudder tab system during normal service may erode the tab/rudder flutter speed margins.