Federal Register of Legislation
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
Enstrom F-28 Series Helicopters
AD Name AD Number
Retirement Life - Critical Components AD/ENST 28/1 Amdt 5
Stabilizer Spar Attachment AD/ENST 28/2 Amdt 2
Cable Gauge/Circuit Protection Coordination - Modification AD/ENST 28/3
Main Rotor Spindle - Inspection and Retirement - CANCELLED AD/ENST 28/4 Amdt 1
Main Rotor Spindle - Inspection and Retirement - CANCELLED AD/ENST 28/5 Amdt 1
Pre-Certification Requirements - Modifications AD/ENST 28/6
Main Rotor Transmission Attachment Bolts - Inspection and Replacement AD/ENST 28/7 Amdt 1
Fuselage Structure - Inspection AD/ENST 28/8
Main Rotor Mast AD/ENST 28/9 Amdt 4
Tail Cone Attachment Bolts - Inspection and Replacement AD/ENST 28/10
Fuel Tank Vent - Modification AD/ENST 28/11
Tail Rotor Pitch Link Safety Washer - Replacement AD/ENST 28/12
Main Rotor Hub Retention Lock Washer - Replacement AD/ENST 28/13
Upper Swashplate Bearing - Inspection and Lubrication AD/ENST 28/14 Amdt 1
Tail Rotor Spindle and Drive Shaft - Inspection and Retirement AD/ENST 28/15 Amdt 2
Tail Rotor Pitch Link Retainer and Guide Bolt - Replacement AD/ENST 28/16
Wide Chord Tail Rotor Counterweights - Modification AD/ENST 28/17
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