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 250/20
Amdt 1
Fuel Pump Drive Shaft - Inspection 9/78
Applicability: All 250-C18, C20 and C20B series fitted with dual element fuel pumps P/N 6854292, 6857548, 6877719, 6856250 and 68763803.
Document: 1. Allison 250-C18 CSL-61, Rev. 3; or
2. Allison 250-C20/C20B CSL-1007, Rev. 3.
Compliance: Within 100 hours’ time in service after 30 September 1978 and thereafter at intervals not exceeding 200 hours’ time in service until modified in accordance with Allison 250-C18 CEB-161 or 250-C20/C20B CEB-1051.