Document ID: chunk:federal_register_of_legislation:F2006B04668:body:0
Version: federal_register_of_legislation:F2006B04668
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Bell Helicopter Textron 412 Series Helicopters

AD/BELL 412/34 Swashplate Support 5/95 DM

            Applicability: All Bell model 412 series helicopters, S/N 33001 to 33159 and S/N 34001 to 34024, fitted with swashplate support P/N 412-010-409-105 or 412-010-443-101.

 Requirement: 1. Perform a close detailed visual inspection of the Swashplate Support.

             Inspect in accordance with Bell Alert Service Bulletin (ASB) 412-93-71, Accomplishment Instructions Part I.

             2. Remove installed Swashplate Support (P/N 412-010-409-105 or 412-012-443-101) and replace with new P/N 412-010-453-105.

             Remove and replace in accordance with Bell ASB 412-93-71, Accomplishment Instructions Part II.

             Compliance:  1. Inspect in accordance with Requirement 1 before further flight after 22 March 1995. Reinspect at each 25 hour inspection until replaced in accordance with Requirement 2.

             2. Remove and replace in accordance with Requirement 2 within 400 hours time in service after 27 April 1995 or before 31 December 1995 whichever is the later.

 Background: A report has been received of a fatigue failure of a swashplate P/N 412-010-409-105.