Document ID: chunk:federal_register_of_legislation:F2006B02263:body:0
Version: federal_register_of_legislation:F2006B02263
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Allison Turbine Engines - 250 Series

 AD/AL 250/51
 Amdt 1

 High Pressure Fuel Control Filter Assembly - Modification

 6/83

            Applicability:  All models 250-C20, C20B and C20J engines fitted with CECO P/N 6895173 or P/N 6896727 high pressure fuel control filter assemblies.

 Document: Allison 250-C20, C20B and C20J Alert CEB-A-1144, Rev. 4.

            Note: FAA AD No. 82-13-03 refers.

 Compliance: For model 250-C20 and C20B : Forthwith.

            For model 250-C20J : Not later than 1st August 1983.

            Background:  This Directive is issued to prevent possible metal contamination of the CECO Model MC-40 fuel control system power turbine governor which can result in power turbine rotor overspeed. It is raised in issue to Amdt 1 to include the model C20J as specified in Revision 4 of the Allison Document.