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
Douglas DC4 Series Aeroplanes
AD Name AD Number
Vacuum System - Modification AD/DC4/1
Undercarriage Door Stud - Replacement AD/DC4/2
Main Fuel Line, Support Brackets in Wing - Replacement AD/DC4/3
Goodyear 20DHBM Type Wheels - Flange Replacement AD/DC4/4
Cap Bolts - Replacement AD/DC4/5
Fuel Transfer Placard - Installation AD/DC4/6
Tail Pipe Shroud Deflector - Installation AD/DC4/7
Oxygen Regulator - Relocation AD/DC4/8
Hydraulic Hand Pump - Modification AD/DC4/9
Hydraulic Accumulator - Replacement AD/DC4/10
Vertical Stabiliser Attachment Fittings, AN Type Bolts - Replacement AD/DC4/11
Main Undercarriage Door - Rework AD/DC4/12
Cabin Ventilator Exhaust - Rework AD/DC4/13
Front Anti-Drag Mount - Rework AD/DC4/14
Anti-Drag Position Stud - Revision AD/DC4/15
Tailplane Outer Hinge Bracket - Modification AD/DC4/16
Nose Wheel Retracting Cylinder - Modification AD/DC4/17
Gust Lock Safety Latch - Installation AD/DC4/18
Control Surface Bonding - Revision AD/DC4/19
Rudder Gust Lock Bolt Guard - Installation AD/DC4/20
Control Surface Attachment - Modification AD/DC4/21
Bus Bar Protector Plate - Installation AD/DC4/22
Generator Field Lead - Modification AD/DC4/23
Propeller De-Icing System - Modification AD/DC4/24
Spar Web - Modification AD/DC4/25
Feathering Pump Line - Replacement AD/DC4/26
Magneto Wire Re-Routing AD/DC4/27
Fire Protection Modifications AD/DC4/28
Fire Detector Guard - Installation AD/DC4/29
Electric Generator Fan - Removal AD/DC4/30
Propeller Feathering System - Modification AD/DC4/31
Master Ignition Switch - Modification AD/DC4/32
Nose Wheel Brace Strut Collar - Inspection AD/DC4/33
Electrical Distribution Bus AD/DC4/34 Amdt 1
Floor Beam to Rear Spar Frame Attachment Angle - Inspection AD/DC4/35
Nose Gear Yoke End Fitting - Inspection and Replacement AD/DC4/36
Spar Web - Inspection AD/DC4/37
Lower Main Plane Stringers Inspection AD/DC4/38
Aircraft Flight Manual, Flight into Icing Conditions AD/DC4/39 Amdt 1