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
Gates Learjet 24 & 25 Series Aeroplanes
AD Name AD Number
Horizontal Stabiliser - Inspection AD/LEARJET/1
Spoiler Actuator Attachment Bolts - Replacement AD/LEARJET/2
Rudder Pedal Heel Plates - Inspection AD/LEARJET/3
Tip Tank Fuel Pressure Relief - Modification AD/LEARJET/4
Airspeed - Machmeter Indicator Presentation - Modification AD/LEARJET/5
Wing Flap System - Inspection AD/LEARJET/6
Emergency Exit Window, Seat-Back Operating Instruction Placard - AD/LEARJET/7
Main Landing Gear Upper Strut - Inspection AD/LEARJET/8
Spoiler Actuator Bracket And Bushing - Inspection AD/LEARJET/9
Spoiler Centre Hinge Brackets - Inspection AD/LEARJET/10
Lower Cabin Door Jamb - Inspection AD/LEARJET/11
Control System Stop Bolts - Replacement AD/LEARJET/12
Spoiler System - Inspection AD/LEARJET/13
Upper Cabin Door Locking Mechanism -Inspection And Modification AD/LEARJET/14 Amdt 1
Refrigeration System Condenser Fan - Inspection and Replacement AD/LEARJET/15
Secondary Yaw Damper Servo Cable Clamp Bolt - Inspection AD/LEARJET/16
Cabin Altitude Pressure Limiter - Installation AD/LEARJET/17 Amdt 1
Stall Warning System - Adjustment And Test AD/LEARJET/18
Aileron Lower Skin - Inspection AD/LEARJET/19
Upper Cabin Door Lock Mechanism Bolts - Modification AD/LEARJET/20
Aft Engine Beam - Inspection AD/LEARJET/21
Aft Engine Beam Pylon Bolts - Inspection AD/LEARJET/22
Tailcone Service Area - Inspection AD/LEARJET/23 Amdt 1
Automatic Flight Controls Systems - Inspection and Modification AD/LEARJET/24
Automatic Flight Control System - Deactivation and Modification AD/LEARJET/25
Flight Manual - Change To Metric Units AD/LEARJET/26
Horizontal Stabiliser Hinge Pin Bushing Installation - Inspection AD/LEARJET/27
Automatic Flight Control Systems - Inspection and Modification AD/LEARJET/28
Aileron Trim Tab Balance Weight - Replacement AD/LEARJET/29
Flap System and Flap Sector Mounting Brackets AD/LEARJET/30 Amdt 2
Handling Qualities and rodynamic Stall Characteristics - Modification AD/LEARJET/31
Battery Vent System AD/LEARJET/32 Amdt 2
Stall Warning Accelerometer AD/LEARJET/33
Flap Attachment Fittings AD/LEARJET/34
Crew Oxygen Plumbing and Map Light Wire Protection AD/LEARJET/35
Tip Tank Flapper Valves AD/LEARJET/36
Outflow/Safety Valve AD/LEARJET/37
Main Landing Gear Tyre AD/LEARJET/38