Federal Register of Legislation - Australian Government

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Airworthiness Directives/Pt 106 — Engines as made
Revocation and remaking - AlliedSignal (Lycoming) Turbine Engines - T53 Series.
Administered by: Infrastructure, Transport, Regional Development, Communications and the Arts
Exempt from sunsetting by the Legislation (Exemptions and Other Matters) Regulation 2015 s12 item 15
Registered 30 Sep 2006
Tabling HistoryDate
Tabled HR15-Mar-2005
Tabled Senate15-Mar-2005
Gazetted 22 Dec 2004

                                      Airworthiness Directives 2004

                   I, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety

                   Authority, acting under subregulation 39.001 (1) of the Civil

                   Aviation Safety Regulations 1998:

                           (a)      revoke the Airworthiness Directives mentioned in

                                      Schedule 1; and

                            (b)      make, as separate instruments, each Airworthiness

                                      Directive mentioned in Schedule 1 and attached.



                   David Villiers

                   Delegate of the Civil Aviation Safety Authority


                    20 December 2004

                   Note:   Each attached Airworthiness Directive is being re-made in exactly the

                   same form as appears in the latest published edition of the Directive.


          Schedule 1          Revocation and Remaking of

                                            Airworthiness Directives

      AlliedSignal (Lycoming) Turbine Engines - T53 Series

      AD Name                                                                               AD Number

       Rotating Components - Service Life Limit - CANCELLED                        AD/T53/1 Amdt 2

       First Stage Power Turbine Rotor Blade Retaining Pins Retirement Life           AD/T53/2

       Rotating Component - Service Life Limits - CANCELLED                        AD/T53/3 Amdt 1

       Engine Oil Pump Drive Gear Spline - Inspection                                    AD/T53/4

       Accessory Drive Gearbox - Rework                                                   AD/T53/5

       Overspeed Pickup Gear and Shaft - Inspection and Modification                  AD/T53/6

       Improved Gas Producer Turbine Rotor  Blades - Introduction                      AD/T53/7

       Second Stage Power Turbine Rotor Disc - Rework                                   AD/T53/8

       Second Stage Gas Producer Cylinder Bolts - Replacement                          AD/T53/9

       Inlet Guide Vane Feedback Tube Assembly - Inspection                            AD/T53/10

       Replacement Of Compressor Rotor Discs and Impeller Assembly                 AD/T53/11

       Fuel Regulator Main Pressure Regulator Valve Diaphragm Replacement          AD/T53/12

       Improved Centrifugal Compressor  Impeller - Introduction                        AD/T53/13

       Torque Meter Boost Pump - Replacement                                           AD/T53/14

       Fuel Regulator - P1 Multiplier Connector Assembly Damping                     AD/T53/15

       Power Turbine Clamping Plate - Inspection                                         AD/T53/16

       Centrifugal Compressor Impellers                                                     AD/T53/17

       Gas Producer and Power Turbine Discs and Spacers                                 AD/T53/18

       N2 Accessory Drive                                                                    AD/T53/19

       Accessory Drive Carrier                                                                AD/T53/20

       Tachometer Drive Spur Gear                                                          AD/T53/21