COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
AlliedSignal (Lycoming) Turbine Engines - T53 Series
AD/T53/14 Torque Meter Boost Pump - Replacement 1/86
Applicability: All T53 series engines.
Document: 1. Remove torque meter boost pump P/No. 1-300-221-01 or P/No. 1-300-221-02 and replace with P/No. 1-300-221.04; or
Note: Avco Lycoming SB No. 0031 pertains to this subject.
2. FAA AD 75-22-02, Amendment 39-2385; or
3. AD/LYC-T/15.
Compliance: Within 200 hours time in service after 31 December 1975.