Document ID: chunk:federal_register_of_legislation:F2006B09848:body:0
Version: federal_register_of_legislation:F2006B09848
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Fokker F50 (F27 Mk 50) Series Aeroplanes

AD/F50/22 Elevator Trim Cable Pulley Bracket and Mounting 8/89

 Applicability: Serial numbers 20103 through 20108 and 20110 through 20123.

            Requirement: Reinforce elevator trim cable pulley brackets and mountings in accordance with Fokker Service Bulletin F50-27-008 dated 3 February 1989.

            Note: Netherlands AD 89-24 refers.

 Compliance: Prior to the accumulation of 8000 flight cycles.

            Background:  Stress analysis has shown that the increased tension in the elevator trim cables will decrease the fatigue life of the pulley brackets and mountings.