COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES General Electric Turbine Engines - CJ610 Series AD/CJ610/2 Stage 1 Turbine Wheels 9/85 Applicability: All CJ610-1, 04, -5 and -6 engine models fitted with P/N 634E583P4 and 634E583P4Y stage 1 turbine wheels. Document: 1. General Electric Alert SB (CJ610) A72-70 Addendum 1; or 2. FAA AD 73-23-5 Amdt. 39-1742 as amended by Amendment 39-1775; or AD/GE-T/27. Compliance: As detailed in the compliance document.