Results
2007-21-16: We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as: [A] roll spoiler cable failure could result in an unacceptable amount of roll spoiler deflection, which could result in reduced controllability of the aircraft. * * * * * * * * We are issuing this AD to require actions to correct the unsafe condition on these products.
2022-24-13: The FAA is superseding Airworthiness Directive (AD) 2021-22- 04, which applied to all Airbus SAS Model A318-111, -112, -121, and - 122 airplanes, Model A319-111, -112, -113, -114, -115, -131, -132, and -133 airplanes, Model A320-211, -212, -214, -216, -231, -232, and -233 airplanes, and Model A321-111, -112, -131, -211, -212, 213, -231, and - 232 airplanes. AD 2021-22-04 required a one-time eddy current conductivity measurement of certain structural parts of the outer flaps to determine if the incorrect alloy was used, and replacement if necessary; and also required a one-time eddy current conductivity measurement of certain other structural parts of the outer flaps to determine if the parts were properly heat treated, and replacement if necessary. This AD was prompted by the issuance of an updated list of suspected parts, including those that may have been improperly heat treated. This AD continues to require the actions in AD 2021-22-04, and requires using an updated list of suspected parts, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD also limits the installation of affected parts. The FAA is issuing this AD to address the unsafe condition on these products.
2022-25-17: The FAA is superseding Airworthiness Directive (AD) 2022-07- 10, which applied to all Airbus SAS Model A350-941 and -1041 airplanes. AD 2022-07-10 required revising the operator's existing FAA-approved minimum equipment list (MEL) to include dispatch restrictions. AD 2022- 07-10 allowed operators to inspect affected parts for discrepancies, and do applicable replacements, in order to terminate the revision of the operator's existing MEL. AD 2022-07-10 also prohibited the installation of affected parts. This AD was prompted by a determination that the optional inspection and applicable replacements should be required. This AD continues to require the actions in AD 2022-07-10, and mandates the inspection of affected parts and applicable replacements, as specified in a European Union Aviation Safety Agency (EASA) AD, which was incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2007-21-10: We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as: This Airworthiness Directive (AD) results from one report about imperfect locking on ground of the upper access door opening interior handle which has enabled its opening without actuating unlocking knob. If not corrected an inadvertent action on the handle without actuating the unlocking knob could lead to a door opening. Investigations identified the unsafe condition resulting from interference between the window trim panel and the handle locking mechanism. We are issuing this AD to require actions that are intended to address the unsafe condition described in the MCAI.
2022-24-04: The FAA is superseding Airworthiness Directive (AD) 2022-07- 05, which applied to certain MarS A.S. emergency parachutes. AD 2022- 07-05 superseded AD 2022-05-09, expanded the applicability, and required removing all emergency parachutes manufactured since 2016. Since the FAA issued AD 2022-07-05, MarS A.S. developed a modification for the emergency parachutes to correct the unsafe condition. This AD requires modifying and re-identifying the emergency parachutes. The FAA is issuing this AD to address the unsafe condition on these products.
2007-21-15: The FAA is adopting a new airworthiness directive (AD) for all Boeing Model 707 airplanes and Model 720 and 720B series airplanes. This AD requires identifying the material used in the elevator hinge support fittings of the horizontal stabilizer trailing edge, doing repetitive detailed inspections for cracking of the fittings and corrective actions if necessary, and doing an eventual terminating action. This AD results from a report that stress corrosion cracking of the elevator hinge support fittings has been discovered on several Model 707 airplanes. We are issuing this AD to prevent cracking of the elevator hinge support fittings, which could reduce the elevator support stiffness and lead to in-flight airframe vibration, consequent damage to the elevator and horizontal stabilizer, and reduced controllability of the airplane.
2022-23-11: The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 777 airplanes. This AD was prompted by reports of discrepancies between the center wing tank (CWT) fuel quantity, as indicated by the fuel quantity indicating system (FQIS), and the refueling truck uploaded fuel amount, followed by certain engine-indicating and crew-alerting system (EICAS) messages. This AD requires installing new software in the fuel quantity processor unit (FQPU), or replacing the FQPU with one that includes new software, depending on airplane configuration; doing a software version check; and doing a FQPU operational check, depending on airplane configuration. This AD also prohibits the installation of certain FQPUs on certain airplanes. The FAA is issuing this AD to address the unsafe condition on these products.
2007-21-12: We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as: It has been found cases in which some wiring harnesses were not protected in accordance with SFAR-88 (Special Federal Aviation Regulation No. 88) requirements. The potential of ignition sources, in combination with flammable fuel vapors, could result in fuel tank explosions and consequent loss of the airplane. We are issuing this AD to require actions to correct the unsafe condition on these products.
2007-21-09: We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by the aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as: As a result of a fault report from a Stemme S10-VT operator, an investigation of the differential fuel pressure sensor 11AB-K01 was performed. The fault report describes a fuel leak through the air pressure line into the airbox. The fuel escaped through the drainage tubes. As a result of this investigation, the possibility of a leak to the engine compartment cannot be excluded. This AD requires actions that are intended to address the unsafe condition described in the MCAI.
2022-22-09: The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-1041 airplanes. This AD was prompted by a report of rejected take-offs after transient engine N1 shaft speed exceedance. This AD requires replacing certain hydro-mechanical units (HMUs) with serviceable HMUs before reaching a reduced life limit, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD also limits the installation of affected parts under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products.
2007-20-07: We are adopting a new airworthiness directive (AD) for certain Hawker Beechcraft Corporation Model 390 airplanes. This AD requires you to inspect the starter-generator to determine the serial number (S/N) and suffix letter, which indicates if the part is improperly shimmed. This AD also requires you to replace any improperly shimmed starter- generator with a properly shimmed starter-generator. This AD results from reports of a manufacturing error where certain starter-generators may have been improperly shimmed. We are issuing this AD to detect and correct improperly shimmed starter-generators, which could result in premature starter-generator failure. This failure could lead to increased chances of dual starter-generator failure on the same flight.
2022-21-12: The FAA is adopting a new airworthiness directive (AD) for all Fokker Services B.V. Model F28 Mark 0070 and Mark 0100 airplanes. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2007-20-03: We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as: The aim of this AD, is to mandate airworthiness requirements in structural maintenance in accordance with the requirements defined in the AIRBUS A300-600 Airworthiness Limitations Items (ALI) document issue 11, referenced AI/SE-M2/95A.0502/06, approved by EASA on 31 May 2006. The unsafe condition is fatigue cracking, damage, or corrosion in principal structural elements, which could result in reduced structural integrity of the airplane. We are issuing this AD to require actions to correct the unsafe condition on these products.
2022-21-03: The FAA is adopting a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A10 and BD-500- 1A11 airplanes. This AD was prompted by reports that the engine feed pressure switches were installed with no secondary locking mechanism and can become loose and cause a fuel leak. This AD requires initial and repetitive inspections at the engine feed pressure switch locations and installation of a flange adaptor with lockwire to terminate the repetitive inspections, as specified in a Transport Canada Civil Aviation (TCCA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2007-20-01: The FAA is adopting a new airworthiness directive (AD) for certain Boeing Model 747-100B SUD, 747-200B, 747-200C, 747-200F, 747- 300, 747-400, 747-400D, 747-400F, and 747SP series airplanes. This AD requires reconfiguring the clamps of certain wire bundles and applying insulating sealant to certain fasteners inside the fuel tanks. This AD results from fuel system reviews conducted by the manufacturer. We are issuing this AD to prevent arcing inside the fuel tanks in the event of a lightning strike or high-powered short circuit, which could result in a fuel tank explosion or fire.
2022-23-08: The FAA is adopting a new airworthiness directive (AD) for all Viking Air Limited (Viking) (type certificate previously held by Bombardier Inc. and de Havilland, Inc.) Model DHC-3 airplanes. This AD was prompted by a recent investigation of a Viking Model DHC-3 airplane where the lock ring of the stabilizer actuator was found missing. This AD requires a visual inspection of the stabilizer actuator to confirm that the stabilizer actuator lock ring is present, correctly seated in the groove in the upper housing, and engaged in the clamp nut, applicable corrective actions, and application of a torque seal. This AD also requires sending the inspection results to the FAA. The FAA is issuing this AD to address the unsafe condition on these products.
2022-21-13: The FAA is superseding Airworthiness Directive (AD) 2021-23-17 for all Hoffmann GmbH & Co. KG (Hoffmann) model HO-V 72 propellers. AD 2021-23-17 required amending the existing aircraft flight manual (AFM) by inserting abnormal propeller vibration instructions, visual inspection and non-destructive test (NDT) inspection of the propeller hub and, depending on the results of the inspections, replacement of the propeller hub with a part eligible for installation. Since the FAA issued AD 2021-23-17, further investigation by the manufacturer revealed that cracks found on propeller hubs likely resulted from propeller blade retention nuts that were not tightened using published service information during blade installation. This AD is prompted by reports of cracks at different positions on two affected propeller hubs. This AD retains the required actions of AD 2021-23-17. This AD also requires a maintenance records review and, depending on the results of the maintenance records review, tightening of each propeller blade retention nut to specific torque values. Depending on the results of the maintenance records review, this AD requires physically inspecting the propeller blade for shake. If any axial play is detected during the performance of the inspection, this AD requires the removal of the propeller from service and the performance of an NDT inspection of the propeller hub, and depending on the NDT inspection results, replacement of the propeller hub with a part eligible for installation. The FAA is issuing this AD to address the unsafe condition on these products.
2022-22-05: The FAA is adopting a new airworthiness directive (AD) for NZSkydive Limited (type certificate previously held by Pacific Aerospace Ltd.) Model FBA-2C1, FBA-2C2, FBA-2C3, and FBA-2C4 airplanes. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies the unsafe condition as a batch of aileron control chain sprockets being manufactured with a non-metallic sleeve insert in the sprocket bore, which can cause cracks to develop and affect the integrity of the aileron control chain sprockets. This AD requires inspecting the sprockets to determine if they have a non-metallic sleeve in the sprocket bore and replacing any sprocket found with a non-metallic sleeve in the sprocket bore with one with a metallic sleeve, and prohibits installation of aileron control chain sprockets with non-metallic sleeves in the sprocket bore. The FAA is issuing this AD to address the unsafe condition on these products.
2022-20-11: The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 429 helicopters. This AD was prompted by reports of failed rivets between the tailboom skin and the tail rotor (TR) gearbox support assembly. This AD requires visually inspecting the external surface of the TR gearbox support assembly, borescope inspecting or visually inspecting the inside of the tailboom for certain conditions, and performing a tactile inspection. Depending on the results of the inspections, this AD requires removing certain rivets from service or repairing gaps in accordance with an approved method. This AD also requires repeating these inspections within certain intervals. The FAA is issuing this AD to address the unsafe condition on these products.
2007-15-10: The FAA is adopting a new airworthiness directive (AD) for all Boeing Model 747 airplanes. This AD requires an inspection of the No. 2 and No. 3 windows on the left and right sides of the airplane to determine their part numbers, and related investigative and corrective actions if necessary. This AD results from loss of a No. 3 window in- flight. We are issuing this AD to detect and correct cracking in the fail-safe interlayer of certain No. 2 and No. 3 glass windows, which could result in loss of the window and consequent rapid loss of cabin pressure. Loss of the window could also result in crew communication difficulties or incapacitation of the crew.
87-07-09: 87-07-09 PIPER AIRCRAFT CORPORATION TED SMITH AEROSTAR): Amendment 39-5600. Applies to the following models and serial numbers of airplanes certificated in any category: MODEL SERIAL NUMBERS AFFECTED PA-60-600 (Aerostar 600) 60-0001-003 through 60-0933-8161262 PA-60-601 (Aerostar 601) 61-0001-004 through 61-0880-8162157 PA-60-601P (Aerostar 601P) 61P-0157-001 through 61P-0860-8163455 PA-60-602P (Aerostar 602P) 62P-0750-8165001 and 62P-0861-8165002 through 62P-0932-8165055 and 60-8265001 through 60- 8365021 PA-60-700P (Aerostar 700P) 60-8423001 through 60-8423025. Compliance: Required within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished. To prevent failed exhaust system components, accomplish the following on each engine: (a) For affected Model PA-60-600 airplanes, remove the exhaust system components by accomplishing the following steps: (1) Remove engine cowling. (2) Removeexhaust stack support clamp from stack. (3) Disconnect all stack flanges and remove complete exhaust stack assembly from each side. (b) For affected Models PA-60-601, -601P, -602P, and -700P airplanes, remove the exhaust system components by accomplishing the following steps: (1) Remove engine cowling. (2) Loosen clamp on turbocharger exhaust port and slide rear section of exhaust stack aft and out. (3) Disconnect waste gate control linkage and remove clamp attaching turbocharger waste gate. (4) Slide waste gate section aft and out. (5) Loosen balance tube end and center clamps, and compress balance tube. (6) Disconnect all stack flanges and remove forward section of exhaust stack from each side. (c) For all affected airplanes, visually inspect all exhaust system components by accomplishing the following: (1) Clean and inspect all welds for cracks and pin holes, using a dye penetrant procedure. (2) Inspect clamps, clamp bolts, and supports for condition and security of attachment. (3) Inspect slip joints for signs of leaks and/or binding. (4) Inspect stack flange mating surfaces for cracks or burns. (5) Inspect turbocharger mounting flange on waste gate for cracks or burns. (6) Rotate waste gate control level to insure proper operation. (7) Inspect gaskets for signs of leaks. Discard gaskets at each disassembly. (d) For all affected airplanes, inspect using dye penetrant procedures, the turbocharger attachment flange on aft section exhaust pipe for cracks, especially in the welds. (e) Prior to further flight, replace all unserviceable parts including all used gaskets. (f) For affected Model PA-60-600 airplanes, install the exhaust system by accomplishing the following steps: (1) Prior to reassembly, clean up all slip joints and apply Fel-Pro antiseize lubricant (Type C5-A), Piper Part Number 912-012, to exhaust pipes at slip joints. (2) Slide forward and aft sections together. Replace parts that do not assemble freely without binding. (3) Place new flange gaskets into position and place exhaust system onto cylinder studs at exhaust ports. Install flange nuts loosely. (4) Partially tighten all nuts. Never fully tighten any part of the exhaust system before proceeding to another part on the same side of the engine. (5) Inspect slip joint after stacks are installed to assure proper alignment and freedom from binding when flange nuts are tightened. (6) Tighten each part on one side of the engine uniformly until a torque of 205-215 inch pounds has been applied. (7) Install exhaust stack support clamp onto stack, and adjust support rod ends so that clamp can be moved along stack by hand. Distance between stack and tunnel surface should be .50 inch minimum to 1.60 inch maximum on left stack; .75 inch minimum to 1.60 inch maximum on right stack. Replace parts which do not fall within this range.(8) Start and run engine in accordance with the appropriate flight manual, shut down engine and check for leaks and correct as required. (9) Install cowling. (g) For affected Models PA-60-601, -601P, -602P, and -700P airplanes, install the exhaust system by accomplishing the following: (1) Prior to reassembly, clean all slip joints and apply Fel-Pro antiseize lubricant (Type C5-A), Piper Part Number 912-012, to exhaust pipes and waste gates at all slip joints. (2) Slide first and second sections of exhaust stack together. Replace parts that do not assemble freely without binding. (3) Position stack flanges and new gaskets onto exhaust ports. Install flange nuts loosely. (4) Install V-clamp onto turbocharger waste gate flange with opening aft. (5) Position new gasket on waste gate turbocharger exhaust port. Spread V- clamp on turbocharger waste gate flange and install waste gate onto exhaust pipe and turbocharger. Install clamp nut loosely.(6) Install V-clamp and new gasket on turbocharger exhaust port. Spread V- clamp and install aft section of exhaust stack onto turbocharger and waste gate. Install clamp nut loosely. (7) Install balance tube, insuring that ends extend into clamps beyond slits in tube ends, and install end clamp bolts loosely. (8) Starting at the front of the engine and working aft, partially tighten all nuts. Never fully tighten any part of the exhaust system before proceeding to another part on the same side of the engine. (9) Reinspect all joints after parts are installed to assure proper alignment and freedom from binding when nuts are fully tightened. (10) Tighten each part on one side of the engine uniformly, starting at front of engine and working aft. Torque flange nuts to 205-215 inch pounds and V-clamp nuts to 45-50 inch pounds. (11) After completing both sides of engine, tighten balance tube clamps. (12) Reconnect and adjust waste gate control linkage per Aircraft Maintenance Manual. (13) Start and warm engine in accordance with appropriate flight manual, shut down engine, check for evidence of leaks and correct as necessary. Retorque V- clamps to 45-50 inch pounds. (14) Install cowling. (h) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (i) An equivalent means of compliance with this AD may be used if approved by the Manager, Atlanta Aircraft Certification Office, 1669 Phoenix Parkway, Suite 210, Atlanta, Georgia 30349. All persons affected by this directive may obtain copies of the document(s) referred to herein upon request to Piper Aircraft Corporation, 2926 Piper Drive, Vero Beach, Florida 32960; or may examine the document(s) referred to herein at FAA, Office of the Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106. NOTE: Piper Aircraft Corporation Service Bulletin No. 818, dated February 25, 1986, pertains to the subject addressed by this AD. This amendment becomes effective on May 15, 1987.
2007-18-52: This document publishes in the Federal Register an amendment adopting airworthiness directive (AD) 2007-18-52 that was sent previously to all known U.S. owners and operators of Boeing Model 737- 600, -700, -700C, -800, -900, and -900ER series airplanes by individual notices. This AD requires repetitive detailed inspections of the slat track downstop assemblies to verify that proper hardware is installed, one-time torquing of the nut and bolt, and corrective actions if necessary. This AD is prompted by reports of parts coming off the main slat track downstop assemblies. We are issuing this AD to detect and correct loose or missing parts from the main slat track downstop assemblies, which could result in a fuel leak and consequent fire.
2022-21-04: The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A321-251NX, -252NX, -253NX, -271NX, and -272NX airplanes. This AD was prompted by a report of an un-commanded escape slide release during flight due to a blockage of one of the system venting features. This AD requires modification of affected reservoirs, and limits the installation of affected reservoirs, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2022-20-01: The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Deutschland GmbH (AHD) Model MBB-BK 117 C-2 helicopters. This AD was prompted by reports of excessively worn bolts that connect the cardan-pivot joint with the piston rod of the tail rotor actuator (TRA) assembly. This AD requires repetitively inspecting certain TRA assemblies, and depending on the results, replacing or repairing parts, or accomplishing additional inspections. This AD also prohibits installing an affected TRA assembly unless it passes required inspections. Lastly, this AD provides terminating actions for certain inspections, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
2022-12-03: The FAA is adopting a new airworthiness directive (AD) for certain MHI RJ Aviation ULC Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes; Model CL-600-2C10 (Regional Jet Series 700, 701 & 702) airplanes; Model CL-600-2C11 (Regional Jet Series 550) airplanes; Model CL-600-2D15 (Regional Jet Series 705) airplanes; Model CL-600- 2D24 (Regional Jet Series 900) airplanes; and Model CL-600-2E25 (Regional Jet Series 1000) airplanes. This AD was prompted by reports of displayed headings changing from MAG to TRU with no pilot action, which may result in misleading heading information on both primary function displays (PFDs) and multi-function displays (MFDs), and misleading course information on flight management systems (FMSs). This AD requires amending the existing airplane flight manual (AFM) to provide the flightcrew with updated procedures for accurate heading and course information. The FAA is issuing this AD to address the unsafe condition on these products.