Airworthiness Directives 2004 - Revocation and Remaking - Sikorsky S-76 Series Helicopters (Cth)

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

Sikorsky S-76 Series Helicopters

AD Name  AD Number

Fuselage Tail Cone Inspections  AD/S-76/1 Amdt 2

Engine Oil Filler Service Door - Modification  AD/S-76/2

Engine Air Inlet Cowl and Aft Cowl Assemblies - Modification  AD/S-76/3 Amdt 1

Main Rotor Hub - Inspection - CANCELLED  AD/S-76/4 Amdt 1

Power Plant Forward Tripod Support - Inspection - CANCELLED  AD/S-76/5

Hydraulic Pumps - Replacement  AD/S-76/6

Main Transmission Support Structure Fitting Assemblies - Inspection -              AD/S-76/7 Amdt 1

Retirement Lives  AD/S-76/8 Amdt 11

Cyclic Torque Tube - Inspection of Centre Support Bearing Housing                 AD/S-76/9

MGB Tip Plate Assembly Retention Bolts - CANCELLED  AD/S-76/10

Main Rotor Spindle Assembly - Inspection and Modification - CANCELLED   AD/S-76/11 Amdt 1

Upper Deck Flight Controls Installation - Modification  AD/S-76/12

Tail Rotor Outboard Retaining Plate Bolts - Inspection  AD/S-76/13

Fuselage Bulkhead - Engine Support Fitting Area - Inspection and Modification AD/S-76/14

Main Rotor Damper Piston Rod - Inspection - CANCELLED  AD/S-76/15

Main Rotor Blade Root End - Inspection for Fatigue Cracking  AD/S-76/16 Amdt 2

Main Rotor Blade Spindle - Inspection and Replacement - CANCELLED          AD/S-76/17 Amdt 1

Pilot and Co-Pilot Seats, Support Frames - Inspection  AD/S-76/18

Main Rotor Blade - Tip Plate Assembly Retention Bolts - Inspection and          AD/S-76/19

Power Plant Mounting Supports - Inspection and Modification  AD/S-76/20

Main Gear Box Assembly - Shaft and Spur Pinion Inspection and Retirement   AD/S-76/21 Amdt 1

Main Rotor Control Servo Actuators - Inspection for Balance Tube Passage    AD/S-76/22

Main Rotor Servo Actuators Internal Leakage Checks - CANCELLED               AD/S-76/23

Rotor Brake Installation - Modification  AD/S-76/24

MLG Positioning Rod and Lower Drag Race Rod End Assemblies  AD/S-76/25 Amdt 1

Vertical Stabiliser Pylon Leading Edge Skin  AD/S-76/26 Amdt 1

Main Rotor Blade Spar Tip End - Inspection  AD/S-76/27

Utility Hoist - Inspection  AD/S-76/28

Vertical Pylon Forward Spar  AD/S-76/29 Amdt 4

Tail Rotor Blade Elliptical Centering Plug and Retaining Pad  AD/S-76/30 Amdt 1

Upper Fuselage Station 215 Bulkhead  AD/S-76/31 Amdt 1

Tail Rotor Gearbox - Pitch Change Shaft - CANCELLED  AD/S-76/32

Engine Containment Kit and Compartment Protection Shield - CANCELLED  AD/S-76/33

Electrical Power - Essential Bus Modification  AD/S-76/34

Tail Rotor Controls Centering Quadrant - Modification  AD/S-76/35

Fuselage - Engine Compartment Centre Firewall - Inspection of No. 1 Tail Drive          AD/S-76/36

Engine Fire Extinguisher Harness - Modification  AD/S-76/37

Main Rotor Gear Box No. 1 and No. 2 Input Bevel Pinion Housing Assemblies -             AD/S-76/38

Main Rotor Blade Tip Block and Tip End Assemblies - Inspection and              AD/S-76/39 Amdt 1

Power Train Tail Drive Shaft Bearing Support Assembly  AD/S-76/40

Emergency Flotation System  AD/S-76/41

Upper Fuselage, Station 300  AD/S-76/42

Tail Rotor Servo Actuator Linkage  AD/S-76/43

Tail Rotor Blade Disbonding - CANCELLED  AD/S-76/44

Main Rotor Servo Actuator Assemblies - CANCELLED  AD/S-76/45

Electrical DC Power System  AD/S-76/46

Engine and Engine Compartment Drain Lines  AD/S-76/47

Main Gearbox Lower Housing Jet Port Liners  AD/S-76/48

Main Rotor Servo Actuators - CANCELLED  AD/S-76/49

Main Rotor Servo Actuators - CANCELLED  AD/S-76/50

Main Rotor Servo Actuator Assemblies - CANCELLED  AD/S-76/51 Amdt 1

Power Turbine Speed Trim Control Actuators  AD/S-76/52

Doors - Window Frame  AD/S-76/53

Main Gearbox Tail Takeoff Flange Locknut  AD/S-76/54

Retention Bolt for Stationary Swashplate Expandable Pin  AD/S-76/55 Amdt 1

Vertical Pylon Forward Spar Cap Angles - CANCELLED  AD/S-76/56

Not Issued  AD/S-76/57

Tail Gearbox Output Shaft  AD/S-76/58

Tail Rotor Control Rod - Rod Ends  AD/S-76/59 Amdt 1

Swashplate Assembly Uniball Bearing Retainer  AD/S-76/60

AC Generator Interlock System  AD/S-76/61

Tail Gearbox Forward Fairing to Pylon Attachment Angle  AD/S-76/62

Main Rotor Blade Root and Pocket Separation  AD/S-76/63

ro Aire Air Conditioning System  AD/S-76/64

Main Rotor Shaft  AD/S-76/65 Amdt 4

Main Landing Gear Positioning Rod Assembly  AD/S-76/66

Attitude and Heading Reference Warning  AD/S-76/67

Landing Gear Parts Life Limit  AD/S-76/68

Main Rotor Blade Lightning Strike Damage  AD/S-76/69

Main Rotor Spindle Attachment Bolt  AD/S-76/70

Rotor Brake Disc  AD/S-76/71

Main Landing Gear Brake Discs - Replacement  AD/S-76/72

Dual Inverter Wiring  AD/S-76/73