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2023-10-02

final rule

Airworthiness Directives; Transport and Commuter Category Airplanes

Unsafe Condition: Radio altimeter anomalies that are undetected by the automation or pilot, particularly close to the ground (e.g., landing flare), could lead to loss of continued safe flight and landing. Additional...

Effective: May 26, 2023 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Transport and Commuter Category Airplanes

2021-11-12

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: engine attachment hardware not conforming to the approved design, which could affect the structural integrity of the airplane

Effective: Jul 15, 2021 Category: aircraft Compliance: within 11 months after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2021-11-08

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: reduced airplane controllability due to possible loss of structural integrity of certain parts

Effective: Jul 12, 2021 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2021-06-01

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: electronic circuit breakers (ECBs) were found in a locked state after maintenance, but before flight. ECBs were turned off prior to maintenance and then not reset properly after maintenance was com...

Effective: May 4, 2021 Category: aircraft Compliance: Within 30 days after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2021-04-03

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: unsafe condition on an aviation product.

Effective: Mar 30, 2021 Category: aircraft

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2021-01-05

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: electrical harness installations on some PC-24 airplanes in production that did not comply with the approved design, which could lead to wire chafing and potential arcing or failure of wires having...

Effective: Mar 30, 2021 Category: aircraft Compliance: Within 12 months after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2021-02-04

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: chafing between the IFFA and the associated front inboard tension rod, which may cause corrosion of the bare rod aluminium tube and reduce aluminium thickness, leading to failure of the inboard fla...

Effective: Mar 30, 2021 Category: aircraft Compliance: Within 50 flight hours

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2020-26-19 Recurring

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Failure to accomplish these instructions could result in an unsafe condition [discrepancies of life-limited and overhauled components, which could result in reduced structural integrity and system ...

Effective: Mar 29, 2021 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2021-04-06

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: A missing release bar retaining screw on a Harley-type buckle assembly installed on a harness shoulder strap could lead to loss of pilot restraint and consequently loss of airplane control or injur...

Effective: Feb 12, 2021 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2020-24-01

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: overheating of the electrical wiring splices close to the right-hand pitot-static connector on frame 10

Effective: Dec 28, 2020 Category: aircraft Compliance: Within 3 months after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2020-22-17

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Movement of the aft fuel pipe within the coupling when system pressure was applied, which can cause damage to the O-rings, leading to a fuel leak and fuel contamination of the rear fuselage.

Effective: Dec 14, 2020 Category: aircraft Compliance: Within 3 months after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2020-21-12

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: After exposure to low temperatures, the vinyl grommets that hold the upper panel assembly in position on the left-hand (LH) and right-hand (RH) emergency exits can become rigid. This unsafe conditi...

Effective: Dec 8, 2020 Category: aircraft Compliance: Within 3 months after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2020-21-23

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: horizontal stabilizer rear attachment bolts that had not received correct heat treatment during the manufacturing process

Effective: Dec 7, 2020 Category: aircraft Compliance: Within 1,350 hours time-in-service after the effective date of this AD or within 13 months after ...

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2020-22-05

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Seizing of a main landing gear (MLG) spring pack assembly.

Effective: Dec 7, 2020 Category: aircraft Compliance: Within 2 months after the effective date of this AD.

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2020-16-02

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: rudder shaft assemblies with incorrect rivet configurations

Effective: Sep 9, 2020 Category: aircraft Compliance: Within the next 100 hours time-in-service after September 9, 2020, or within the next 12 months a...

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2020-11-06

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Flap actuator taper pins that were not swaged during the manufacturing process.

Effective: Jun 30, 2020 Category: aircraft Compliance: Within 100 hours time-in-service after June 30, 2020, or within 12 months after June 30, 2020, wh...

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2019-10-07

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: sheared or missing rivets on the horizontal stabilizer hinge bracket assemblies

Effective: Jul 10, 2019 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2019-05-15

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: chafed and burned wires located under panel F5

Effective: Apr 23, 2019 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2018-04-10

final rule

Airworthiness Directives; Pilatus Aircraft Limited Airplanes

Unsafe Condition: the brakes remaining activated after release of the brake pedal

Effective: Apr 12, 2018 Category: aircraft Compliance: Within 90 days after the effective date of this AD

Why matched: Airworthiness Directives; Pilatus Aircraft Limited Airplanes

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

2017-11-16

final rule

Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

Unsafe Condition: An error within the Flight Management System (FMS) introduced into Primus APEX software Build 10 or 10.9, which could cause deviation from the correctly calculated barometric vertical navigation no...

Effective: Jul 13, 2017 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

2017-04-03

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Certain combinations of the aileron counterweight and the attaching parts possibly resulting in reduced thread engagement and leading to disconnection of the aileron counterweight from the aileron.

Effective: Apr 7, 2017 Category: aircraft Compliance: Within 50 flight hours after the effective date of this AD.

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

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

2016-22-12

final rule

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition: Wear and cracks on the stabilizer-trim attachment and relevant structural components have been reported, potentially leading to failure of the fitting or connecting piece, which could result in dis...

Effective: Nov 4, 2016 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

2016-18-05

final rule

Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

Unsafe Condition: Longitudinal material separation on the internal surface of the special tubes in the engine mounting frame assembly (EMF), part number 571.20.12.036, could lead to partial or complete failure of th...

Effective: Oct 6, 2016 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

2016-17-07

final rule

Airworthiness Directives; PILATUS Aircraft Ltd. Airplanes

Unsafe Condition: Stress corrosion cracking on the main frame on frame 11 left fitting part number 112.35.07.489 and right fitting part number 112.35.07.490, which can cause potential loss of the horizontal stabilizer.

Effective: Sep 30, 2016 Category: aircraft Compliance: Within 120 days after September 30, 2016 (effective date of the AD).

Why matched: Airworthiness Directives; PILATUS Aircraft Ltd. Airplanes

2016-12-01

final rule

Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

Unsafe Condition: Incorrect installation instructions of the torlon plates in the airplane maintenance manual resulted in the incorrect installation of the torlon plates in the forward wing-to-fuselage attachment.

Effective: Jul 15, 2016 Category: aircraft Compliance: Before further flight

Why matched: Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes