Document ID: chunk:federal_register_of_legislation:F2006B09499:body:0
Version: federal_register_of_legislation:F2006B09499
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Embraer EMB-120 (Brasilia) Series Aeroplanes

AD/EMB-120/1 Generator Control Unit (GCU) 2/91

 Applicability: Embraer 120 aircraft S/No's 120004; and 120006 through to 120090 inclusive. Requirement:               Action in accordance with the technical requirements of Brazilian AD 90-09-03.
            Note: Embraer SB 120-024-0021 Revision 3 also refers.

 Compliance: Within 1000 hours time in service after 30 September 1990.

            Background: Advice has been received that GCU failures may result in momentary overvoltages of sufficient amplitude to cause failure of critical aircraft systems and components.