Document ID: chunk:federal_register_of_legislation:F2006B09837:body:0
Version: federal_register_of_legislation:F2006B09837
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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/F50/12 Engine Anti-Ice Control Unit 3/89

 Applicability: F27 Mark 050 aircraft.

            Requirement: Replace engine anti-ice control units in accordance with the requirements of Fokker SB F50-30-003.

            Note: RLD AD BLA No. 88-105 refers.

 Compliance: Forthwith.

            Background: Following a number of flight tests which revealed ice formation in the engine intake duct, the manufacturer has released a new anti-ice control unit which increases the protection of the intake duct against ice formation. Fokker SB F50-30-003 details the procedure for replacement of the anti-ice control unit.