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2010-11-06

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Models N22B, N22S, and N24A Airplanes

Unsafe Condition: The results of full scale fatigue tests being conducted by the manufacturer have shown the need for inspection of critical fastener holes in the stub wing upper front spar cap, near the wing strut ...

Effective: Jul 6, 2010 Category: aircraft Compliance: Within the next 100 hours time-in-service (TIS) after July 6, 2010, or within the next 90 days af...

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Models N22B, N22S, and N24A Airplanes

2009-26-08

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Models N22B, N22S, and N24A Airplanes

Unsafe Condition: The unacceptable flexibility of the outboard flap mechanism allows flutter to occur in extreme circumstances, potentially leading to aileron flutter with flaps at 38 degrees.

Effective: Feb 1, 2010 Category: aircraft Compliance: Varies by model: within 50 hours TIS for Models N22B and N24A, or within 10 hours TIS or 30 days ...

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Models N22B, N22S, and N24A Airplanes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

2005-18-20

final rule

Airworthiness Directives; Goodrich De-icing and Specialty Systems “FASTprop” Propeller De-icers

Unsafe Condition: Goodrich De-icing and Specialty Systems 'FASTprop' propeller de-icers becoming loose or debonded, and detaching from propeller blades during operation.

Effective: Oct 14, 2005 Category: propeller Compliance: Before further flight

Why matched: Airworthiness Directives; Goodrich De-icing and Specialty Systems "FASTprop" Propeller De-icers

Technical illustration of an aircraft propeller assembly
Problem area Propeller

2005-10-24 Recurring

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Cracks in the rudder control lever torque shafts and discrepancies in the thickness of the lever shaft side plates, which could result in failure of the rudder control lever torque shaft.

Effective: Jun 30, 2005 Category: aircraft Compliance: Within 50 flight hours after the effective date of this AD.

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B, N22S, and N24A Airplanes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

2004-06-10

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Airplanes

Unsafe Condition: Cracks in the rear fuselage frame could result in failure of the fuselage rear bulkhead and consequent loss of structural integrity.

Effective: Apr 28, 2004 Category: aircraft Compliance: Before further flight.

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd Airplanes

Technical illustration of a riveted aircraft structural panel and frame
Problem area Airframe structure

2004-05-02 Recurring

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Fatigue defects in wing fittings, wing strut upper and lower end fittings, stub wing strut pick up fittings, and the stub wing front spar assembly could result in failure of these components, leadi...

Effective: Apr 20, 2004 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B, N22S, and N24A Airplanes

Technical illustration of a riveted aircraft structural panel and frame
Problem area Airframe structure

2000-02-28

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes

Unsafe Condition: Reports of in-flight incidents and an accident in icing conditions where the airframe pneumatic deicing boots were not activated, leading to reduced controllability due to ice accumulation.

Effective: Mar 27, 2000 Category: aircraft Compliance: Before further flight.

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes

98-04-18

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes.

Unsafe Condition: Flight in freezing rain, freezing drizzle, or mixed icing conditions may result in ice build-up on protected surfaces exceeding the capability of the ice protection system, or may result in ice for...

Effective: Mar 13, 1998 Category: aircraft Compliance: Within 30 days after the effective date of this AD

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes.

97-24-05

final rule

Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Contamination in the aft wing break connectors could result in uncommanded flap extensions and incorrect stall warning indications with consequent loss of airplane control.

Effective: Jan 8, 1998 Category: aircraft Compliance: Within the next 100 hours time-in-service after the effective date of this AD and thereafter at i...

Why matched: Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N22S, and N24A Airplanes

97-11-11

final rule

Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Fatigue cracks in the horizontal stabilizer upper and lower skin, intercostal angles, and horizontal stabilizer trailing edge channel could cause structural failure, resulting in loss of control of...

Effective: Jul 11, 1997 Category: aircraft Compliance: Within the next 100 hours time-in-service after the effective date of the AD, and thereafter at i...

Why matched: Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N22S, and N24A Airplanes

97-10-10

final rule

Airworthiness Directives; Aerospace Technologies of Australia, Nomad N22 and N24 Series Airplanes

Unsafe Condition: Cracks in the upper fin and horizontal stabilizer attachment fittings, specifically in the underhead radius and at the base of the thread of the attachment bolt (P/N 2/N-00-43), could result in los...

Effective: Jul 3, 1997 Category: aircraft Compliance: Within the next 100 hours time-in-service (TIS) after the effective date of this AD

Why matched: Airworthiness Directives; Aerospace Technologies of Australia, Nomad N22 and N24 Series Airplanes

97-09-08

final rule

Airworthiness Directives; AeroSpace Technologies of Australia Limited (formerly Government Aircraft Factories), Nomad Models N22S, N22B, and N24A Airplanes

Unsafe Condition: Failure of the pilot's and co-pilot's control wheels due to structural cracking in the area adjacent to the circumferential weld adjoining the shaft spigot to each control wheel back support plate,...

Effective: Jun 23, 1997 Category: aircraft Compliance: Within the next 100 hours time-in-service after the effective date of this AD, and upon the accum...

Why matched: Airworthiness Directives; AeroSpace Technologies of Australia Limited (formerly Government Aircraft Factories), Nomad Models N22S, N22B, and N24A Airplanes

Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

96-24-05

final rule

Airworthiness Directives; Aerospace Technologies of Australia Nomad Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Corrosion inside the internally drilled holes of the flap and aileron control rod fork ends due to water accumulation, which could cause loss of control of the flaps and aileron and possible loss o...

Effective: Jan 17, 1997 Category: aircraft Compliance: Within 1 year after the effective date of this AD (January 17, 1997), unless already accomplished.

Why matched: Airworthiness Directives; Aerospace Technologies of Australia Nomad Models N22B, N22S, and N24A Airplanes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

96-24-04

final rule

Airworthiness Directives; Aerospace Technologies of Australia, Nomad Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Cracking in the tailplane stabilizer center section, which could result in tailplane failure and loss of control of the airplane.

Effective: Jan 17, 1997 Category: aircraft Compliance: Within the next 100 hours time-in-service (TIS) after the effective date of this AD, unless alrea...

Why matched: Airworthiness Directives; Aerospace Technologies of Australia, Nomad Models N22B, N22S, and N24A Airplanes

96-23-18

final rule

Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N24A, and N22S Airplanes

Unsafe Condition: Cracks along the forward flange of the fuselage stub fin plate in the area of Rib Water Line (WL) 138.87 could cause structural failure of the fuselage area and result in loss of control of the air...

Effective: Dec 23, 1996 Category: aircraft Compliance: within the next 100 hours time-in-service after the effective date of this AD

Why matched: Airworthiness Directives; Aerospace Technologies of Australia Pty Ltd. (formerly Government Aircraft Factory) Models N22B, N24A, and N22S Airplanes

91-02-08

final rule

Airworthiness Directives; AEROSPACE TECHNOLOGIES OF AUSTRALIA PTY LTD. Models N22B, N22S, and N24A Airplanes

Unsafe Condition: Overheating of the terminal lugs connected to the generator cables at the wing leading edge engine firewall.

Effective: Feb 7, 1991 Category: aircraft Compliance: within the next 100 hours time-in-service after the effective date of this AD

Why matched: Airworthiness Directives; AEROSPACE TECHNOLOGIES OF AUSTRALIA PTY LTD. Models N22B, N22S, and N24A Airplanes

Technical illustration of an aircraft electrical generator and wiring assembly
Problem area Electrical system

86-16-01

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

Unsafe Condition: Jamming of the rudder pedals due to inadequate sidewall structure and rudder pedal design.

Effective: Aug 28, 1986 Category: aircraft Compliance: within 100 hours time-in-service after the effective date of this AD or one calendar year after t...

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

85-21-05

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

Unsafe Condition: Restriction of the emergency exit opening due to improper modification of the emergency exit door interior trim panel.

Effective: Nov 14, 1985 Category: aircraft Compliance: within 100 hours time-in-service after the effective date of this AD, unless already accomplished

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

83-09-01

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N24A Nomad Airplanes

Unsafe Condition: Failure to reduce weight as specified may result in not achieving one engine inoperative climb performance as required by the Aircraft Flight Manual.

Effective: May 16, 1983 Category: aircraft Compliance: within the next 50-hours time-in-service

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N24A Nomad Airplanes

82-16-11

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B Land Planes

Unsafe Condition: Failure of the horizontal stabilizer control rod and torque shaft, or improper alignment of the pulley bracket, could result in reduced airplane controllability in severe turbulence when loaded nea...

Effective: Aug 12, 1982 Category: aircraft Compliance: within the next 100 hours time-in-service after the effective date of this AD

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B Land Planes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

81-07-01 R1

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B and N24A Airplanes

Unsafe Condition: Loss of structural rigidity in the horizontal stabilizer which could result in hazardous tail flutter and subsequent loss of airplane control.

Effective: Jun 10, 1982 Category: aircraft Compliance: within the next 25 hours time in service after the effective date of this AD

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B and N24A Airplanes

82-12-04

final rule

Airworthiness Directives; DETROIT DIESEL ALLISON: Applies to Detroit Diesel Allison (DDA) Combined Power Turbine and Propeller Governor Assembly, DDA P/N 6875708, (Woodward P/N 8210-018)

Unsafe Condition: The Detroit Diesel Allison Combined Power Turbine and Propeller Governor Assembly, DDA P/N 6875708 (Woodward P/N 8210-018), may have improper calibration leading to potential governor failure, whic...

Effective: Jun 7, 1982 Category: appliance Compliance: within the next 50 hours time in service or the next 30 days, whichever occurs first, after the e...

Why matched: Airworthiness Directives; DETROIT DIESEL ALLISON: Applies to Detroit Diesel Allison (DDA) Combined Power Turbine and Propeller Governor Assembly, DDA P/N 6875708, (Woodward P/N 8210-018)

81-11-01

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22 and N24 Series Airplanes

Unsafe Condition: Improper operation of the emergency exit door handle and door locking mechanism could prevent the emergency exit door from opening, leading to door trim panel fracture or door inoperability during ...

Effective: May 13, 1981 Category: aircraft Compliance: within the next 10 hours time-in-service after the effective date of this AD

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22 and N24 Series Airplanes

81-08-03

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B and N24A Airplanes

Unsafe Condition: Wear in the horizontal stabilizer trim tab control linkages and excessive free play causing instability.

Effective: Apr 23, 1981 Category: aircraft Compliance: Within the next 50 hours time in service after the effective date of this AD for paragraph (a), a...

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Model N22B and N24A Airplanes

Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

81-01-02 R1

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B, and N24A Airplanes

Unsafe Condition: Failure of the fuel tank selector valves or the fuel shut-off valves to operate due to incorrectly crimped, cracked, or loose cable sleeves on the fuel tank selector valve and fuel shut-off valve.

Effective: Jan 5, 1981 Category: aircraft Compliance: Within the next 25 hours time in service after the effective date of this AD, unless already acco...

Why matched: Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B, and N24A Airplanes

Technical illustration of an aircraft fuel pump, filter, valve, and lines
Problem area Fuel system