Airworthiness Directives 2004 - Revocation and Remaking - Hiller Uh-12 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

Hiller UH-12 Series Helicopters

AD Name  AD Number

Main Rotor Blade - Inspection  AD/HILLER 12/1

Main Rotor Blade Spar - Inspection  AD/HILLER 12/2

Tail Rotor Blade Assembly - Provision of Vent Hole  AD/HILLER 12/3

Main Transmission - Inspection - CANCELLED  AD/HILLER 12/4

Main Rotor Transmission Lube System - Modification - CANCELLED             AD/HILLER 12/5 Amdt 2

Superseded by AD/HILLER 12/11  AD/HILLER 12/6

Wobble Plate Screws - Replacement - CANCELLED  AD/HILLER 12/7 Amdt 1

Main Rotor Blade Fork  AD/HILLER 12/8 Amdt 3

Horizontal Stabiliser Spar - Inspection  AD/HILLER 12/9 Amdt 1

Main Rotor Blades - Inspection and Modification  AD/HILLER 12/10

Tail Rotor Blades - Replacement - CANCELLED  AD/HILLER 12/11

Main Rotor Blades - Inspection  AD/HILLER 12/12 Amdt 2

Transmission Gear - Inspection  AD/HILLER 12/13 Amdt 2

Main Rotor Blade Attach Pin Nut - Modification - CANCELLED  AD/HILLER 12/14

Mercury Clutch Sideplates - Inspection - CANCELLED  AD/HILLER 12/15

Cyclic Pitch Control Bracket Attach Bolts and Inserts - Inspection and             AD/HILLER 12/16

Control Rotor Blade Assemblies  AD/HILLER 12/17 Amdt 4

Retirement Life - Critical Components  AD/HILLER 12/18 Amdt 6

Main Rotor Blades - Inspection  AD/HILLER 12/19

Mercury Clutch - Operational Limitations - CANCELLED  AD/HILLER 12/20

Main Rotor Drag Strut - Inspection - CANCELLED  AD/HILLER 12/21

Main Rotor Hub  AD/HILLER 12/22 Amdt 3

Main Rotor Blade, Anti Node Weight Retention - Inspection  AD/HILLER 12/23 Amdt 1

Main Rotor Blade Doubler & Honeycomb Areas  AD/HILLER 12/24 Amdt 4

Control Rod End Bearings - Inspection - CANCELLED  AD/HILLER 12/25

Rotor Tachometer Generator - Replacement  AD/HILLER 12/26

Outer Gimbal Forward Attach Fitting - Inspection  AD/HILLER 12/27 Amdt 2

Main Rotor Blade Anti-Node Bar - Inspection  AD/HILLER 12/28

Main Drive Torsion Coupling - Inspection and Replacement  AD/HILLER 12/29 Amdt 4

Main Rotor Assembly  AD/HILLER 12/30 Amdt 2

Inspection of Lower Gearcase Oil Jets - Soloy Gas Turbine Conversion -           AD/HILLER 12/31

Tail Rotor Control Balance Cable - Inspection - CANCELLED  AD/HILLER 12/32

Tail Rotor Blade P/N 55073 - Inspection  AD/HILLER 12/33

Main Transmission Oil Filter  AD/HILLER 12/34 Amdt 1

Mercury Clutch Attach Bolts and Washers - Replacement - CANCELLED       AD/HILLER 12/35 Amdt 1

Main Drive Torsion Coupling P/N 21047-15 - Inspection of Lower Plate         AD/HILLER 12/36 Amdt 1

Soloy Conversion:  Power Turbine Governor Control System - Modification    AD/HILLER 12/37

Engine Mount Clevises  AD/HILLER 12/38

Consolidation of Early Airworthiness Directives  AD/HILLER 12/39

Main Rotor Assembly Drag Strut and T-T Bar Pin  AD/HILLER 12/40 Amdt 2

Tail Rotor Blades  AD/HILLER 12/41

Main Rotor Mast  AD/HILLER 12/42

Control System Linkage  AD/HILLER 12/43