Document ID: chunk:federal_register_of_legislation:F2006B04718:body:0
Version: federal_register_of_legislation:F2006B04718
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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 47 (All Variants) Series Helicopters

AD/BELL 47/97 Main Rotor Flight Control System Bolts 2/90

 Applicability: All models.

 Requirement: Action in accordance with Bell Alert Service Bulletin No 47-89-16.

            Compliance: At the next scheduled inspection for issue of a Maintenance Release after 30 March 1990 or by 30 June 1990, whichever occurs first. Thereafter, reinspect at intervals not exceeding 24 months calendar time.

            Background: Bell have advised that some of the rotating control bolts have been found corroded, fretting and/or with excessive wear on the bolt shank.