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 250/21 Ceco F.C.U. Throttle Shaft and Governor
Quadrant and Shaft Assembly - Inspection
3/74
Applicability: All 250-C20 series engines fitted with Ceco FCU assemblies prior to S/N 3AAC2088 and with power turbine governor assemblies prior to S/Nos. 3AAD2364 and 3ACK175.
Document: Allison 250-C20 CEB No. 1033.
Compliance: Within 100 hours’ time in service after 29 March 1974.