COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES General Electric Turbine Engines - CF700 Series AD/CF700/4 Stage 1 Turbine Wheel 9/85 Applicability: All CF700-2C fitted with Stage 1 turbine wheels P/N 634E58P4 with S/Nos. up to and including 5499, and all wheel assemblies P/N 841B690P6. Document: General Electric SB (CF700) A72-70; or AD/GE-T/12. Compliance: As detailed in the requirement document.