Allied Ag Cat Productions, Inc. Airworthiness Directives

Airworthiness Directives; Honeywell International, Inc. (Type Certificate Previously Held by AlliedSignal, Inc. and Textron Lycoming) Turboshaft Engines

Unsafe Condition: tachometer drive spur gear failure, resulting in potential engine overspeed, loss of power turbine speed (N2) instrument panel indication, and hard landings.

Why matched: Airworthiness Directives; Honeywell International, Inc. (Type Certificate Previously Held by AlliedSignal, Inc. and Textron Lycoming) Turboshaft Engines

Airworthiness Directives; Honeywell International Inc. (Type Certificate Previously Held by AlliedSignal Inc., Garrett Turbine Engine Company) Turbofan Engines

Unsafe Condition: Certain interstage turbine transition (ITT) ducts failing to meet containment capability requirements.

Why matched: Airworthiness Directives; Honeywell International Inc. (Type Certificate Previously Held by AlliedSignal Inc., Garrett Turbine Engine Company) Turbofan Engines

Airworthiness Directives; Allied Ag Cat Productions, Inc. Models G-164, G-164A, G-164B, G-164B With 73″ Wing Gap, G-164B-15T, G-164B-34T, G-164B-20T, G-164C, G-164D, and G-164D With 73″ Wing Gap Airplanes

Unsafe Condition: Corrosion in the rudder main tubular spar could result in failure of the rudder main spar tube, leading to loss of directional control.

Why matched: Airworthiness Directives; Allied Ag Cat Productions, Inc. Models G-164, G-164A, G-164B, G-164B With 73'' Wing Gap, G-164B-15T, G-164B- 34T, G-164B-20T, G-164C, G-164D, and G-164D With 73'' Wing Gap Airplanes

Airworthiness Directives; Allied Ag Cat Productions, Inc. Model G-164 Series Airplanes

Unsafe Condition: Corrosion in the rudder main tubular spar could result in failure of the weld to the main spar tube, leading to loss of directional control.

Why matched: Airworthiness Directives; Allied Ag Cat Productions, Inc. Model G-164 Series Airplanes

Airworthiness Directives; Allied Ag Cat Productions, Inc. (Type Certificate No. 1A16 Formerly Held by Schweizer Aircraft Corp.) G-164 Series Airplanes

Unsafe Condition: Turning the fuel shut-off valve clockwise past the 'ON' position, which could allow the fuel valve to be rotated to an unplacarded 'OFF' position, leading to reduced fuel flow and consequent loss o...

Why matched: Airworthiness Directives; Allied Ag Cat Productions, Inc. (Type Certificate No. 1A16 Formerly Held by Schweizer Aircraft Corp.) G-164 Series Airplanes

Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal, Inc., Formerly Textron Lycoming, Formerly Avco Lycoming) T5309, T5311, T5313B, T5317A, T5317A-1, and T5317B Series, and T53-L-9, T53-L-11, T53-L-13B, T53-L-13BA, T53-L-13B S/SA, T53-L-13B S/SB, T53-L-13B/D, and T53-L-703 Series Turboshaft Engines

Unsafe Condition: Failure of certain compressor, gas producer, and power turbine rotating components, which could result in failure of the engine and possible damage to the helicopter.

Why matched: Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal, Inc., Formerly Textron Lycoming, Formerly Avco Lycoming) T5309, T5311, T5313B, T5317A, T5317A-1, and T5317B Series, and T53-L-9, T53-L-11, T53-L-13B, T53-L-13BA, T53-L-13B S/SA, T53-L-13B S/SB, T53-L-13B/D, and T53-L-703 Series Turboshaft Engines

Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal, Inc., Formerly Textron Lycoming, Formerly Avco Lycoming) T5309, T5311, T5313B, T5317A, T5317A-1, and T5317B Series, and T53-L-9, T53-L-11, T53-L-13B, T53-L-13BA, T53-L-13B S/SA, T53-L-13B S/SB, T53-L- 13B/D, and T53-L-703 Series Turboshaft Engines

Unsafe Condition: Failure of certain compressor, gas producer, and power turbine rotating components due to lower calculated service life limits than previously published.

Why matched: Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal, Inc., Formerly Textron Lycoming, Formerly Avco Lycoming) T5309, T5311, T5313B, T5317A, T5317A-1, and T5317B Series, and T53-L-9, T53-L-11, T53-L-13B, T53-L-13BA, T53-L-13B S/SA, T53-L-13B S/SB, T53-L- 13B/D, and T53-L-703 Series Turboshaft Engines

Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 Series Turbofan Engines

Unsafe Condition: could result in an uncontained engine failure and damage to the airplane.

Why matched: Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 Series Turbofan Engines

Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331-10 and -11 Series Turboprop Engines

Unsafe Condition: The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona)...

Why matched: Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331-10 and -11 Series Turboprop Engines

Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc. and Textron Lycoming) LF507 and ALF502R Series Turbofan Engines

Unsafe Condition: Separation of the combustor dome baffle from the combustion chamber liner assembly, leading to engine combustion chamber liner assembly burn through.

Why matched: Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc. and Textron Lycoming) LF507 and ALF502R Series Turbofan Engines

Airworthiness Directives; Honeywell International, Inc., (formerly AlliedSignal, Inc. and Textron Lycoming) T5313B, T5317 Series, and T53 Series Turboshaft Engines

Unsafe Condition: Centrifugal compressor impellers may have been inadvertently misidentified, potentially leading to operation beyond their design service life, which could result in premature failure, uncontained e...

Why matched: Airworthiness Directives; Honeywell International, Inc., (formerly AlliedSignal, Inc. and Textron Lycoming) T5313B, T5317 Series, and T53 Series Turboshaft Engines

Airworthiness Directives; Honeywell International, Inc. (formerly AlliedSignal Inc., and Textron Lycoming) ALF502 and LF507 Series Turbofan Engines

Unsafe Condition: Continuous analysis of field-returned hardware indicates smaller service life margins than originally expected, which could lead to GPT component failure and an uncontained engine failure.

Why matched: Airworthiness Directives; Honeywell International, Inc. (formerly AlliedSignal Inc., and Textron Lycoming) ALF502 and LF507 Series Turbofan Engines

Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc., Textron Lycoming, Avco Lycoming, and Lycoming) Former Military T53 Series Turboshaft Engines

Unsafe Condition: Low-cycle fatigue failure of the centrifugal compressor impeller, resulting in an uncontained engine failure.

Why matched: Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc., Textron Lycoming, Avco Lycoming, and Lycoming) Former Military T53 Series Turboshaft Engines

Airworthiness Directives; Honeywell International Inc. (formerly AlliedSignal Inc. and Textron Lycoming) LTS101 Series Turboshaft and LTP101 Series Turboprop Engines

Unsafe Condition: Impeller failure from cracks in the impeller back face area, which could result in an uncontained engine failure.

Why matched: Airworthiness Directives; Honeywell International Inc. (formerly AlliedSignal Inc. and Textron Lycoming) LTS101 Series Turboshaft and LTP101 Series Turboprop Engines

Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Textron Lycoming) LTS101 Series Turboshaft and LTP101 Series Turboprop Engines

Unsafe Condition: A machining discrepancy during manufacture of certain impellers may result in cracks in the impeller back face area, potentially leading to impeller failure and an uncontained engine failure.

Why matched: Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Textron Lycoming) LTS101 Series Turboshaft and LTP101 Series Turboprop Engines