Aviation Alerts

PLEASE NOTE: The Cessna Flyer Association posts Airworthiness Directives, Alerts and Service Bulletins as a courtesy for our members and for information only. This listing in not complete and should not be used as the official source of this information. It is up to you to do proper research on what ADs and SBs are appropriate for your aircraft. You are encouraged to contact your licensed A&P mechanic and to reference the official FAA website for correct information. http://www.faa.gov/aircraft/safety/alerts/

This Special Airworthiness Information Bulletin (SAIB) alerts you, owners, operators, and certificated repair facilities of airplanes equipped with Hartzell Engine Technologies LLC (HET) (formerly Kelly Aerospace) fuel pumps, part number (P/N) 200F-5xxx, of possible fuel leaks. The airworthiness concern is not an unsafe condition that would warrant airworthiness directive (AD) action under Title 14 of the Code of Federal Regulations (14 CFR) part 39.

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This Special Airworthiness Information Bulletin alerts you, owners, operators, and riggers of Basik Air Concept Parachutes that the Directorate General for Civil Aviation (France) or Direction Générale de l'Aviation Civile (DGAC) has issued Emergency Airworthiness Directive (EAD) UF-2012-007. This EAD specifies that European owners and operators return to the manufacturer all reserve parachute systems manufactured by Basik Air Concept and delivered after September 30, 2011 without a European Aviation Safety Agency (EASA) Form 1 release certificate. The airworthiness concern is not considered an unsafe condition that would warrant airworthiness directive action under Title 14 of the Code of Federal Aviation Regulations (14 CFR) part 39.

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This Special Airworthiness Information Bulletin (SAIB) informs owners, operators, and maintenance personnel of Cessna Aircraft Company Model 172Q airplanes about the potential for installation of the propeller using the incorrect propeller mounting bolt torque. At this time, this airworthiness concern is not an unsafe condition that would warrant airworthiness directive action under Title 14 of the Code of Federal Regulations, part 39.

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We are adopting a new airworthiness directive (AD) for certain Cessna Aircraft Company (Cessna) (previously COLUMBIA or LANCAIR) Models LC40-550FG, LC41-550FG, and LC42-550FG airplanes. This AD was prompted by reports that during maximum braking, if the brakes lock up and a skid occurs, a severe oscillatory yawing motion or ''wheel walk'' may develop, which could result in further significant structural damage to the airplane. This AD requires insertions into the pilot's operating handbook (POH) and the airplane maintenance manuals (AMM) regarding proper use of the brakes and inspection of the aft fuselage. We are issuing this AD to correct the
unsafe condition on these products.

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We are superseding AD 2000-04-01 that applies to certain Cessna Aircraft Company (Cessna) Models 172R, 172S, 182S, 182T, T182T, 206H, and T206H airplanes. AD 2000-04-01 currently requires an inspection of the engine oil pressure switch and, if applicable, replacement of the engine oil pressure switch. This AD increases the applicability of the AD, places a life-limit of 3,000 hours time-in-service on the engine oil pressure switch, and requires replacement when the engine oil pressure switch reaches its life limit. This AD was prompted by new reports of internal failure of the engine oil pressure switch, which could result in complete loss of engine oil with
consequent partial or complete loss of engine power or fire. We are issuing this AD to correct the unsafe condition on these products.

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We are adopting a new airworthiness directive (AD) for certain Hartzell Propeller, Inc. propeller models HC-(1,D)2(X,V,MV)20-7, HC-(1,D)2(X,V,MV)20-8, and HC-(1,D)3(X,V,MV)20-8. This AD was prompted by failures of the propeller hydraulic bladder diaphragm and resulting engine oil leak. This AD requires replacement of the propeller hydraulic bladder diaphragm. We are issuing this AD to prevent propeller hydraulic bladder diaphragm rupture, loss of engine oil, damage to the engine, and loss of the airplane.

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We are superseding airworthiness directive (AD) 2012-24-09 for Lycoming Engines TIO-540-AK1A, and Continental Motors, Inc. (CMI) TSIO-360-MB, TSIO-360-SB, and TSIO-360-RB reciprocating engines, with certain Hartzell Engine Technologies (HET) turbochargers, model TA0411, installed. AD 2012-24-09 required removing certain HET turbochargers from service before further flight. This AD also requires removing certain HET turbochargers from service before further flight. This AD was prompted by a report that an additional engine, the CMI LTSIO-360-RB, has the affected HET turbochargers installed. We are issuing this AD to prevent turbocharger turbine wheel failure, reduction or complete loss of engine power, loss of engine oil, oil fire, and damage to the airplane.

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This Special Airworthiness Information Bulletin is written to inform and remind owners and operators about changes contained in manufacturers' navigation database updates. The cyclical updates may exclude certain navigation data including approach procedures, which makes this information unavailable for selection on the aircraft flight management system or navigation equipment.
The Federal Aviation Administration (FAA) has determined that the airworthiness concern is not an unsafe condition that would warrant airworthiness directive (AD) action under Title 14 of the Code of Federal Regulations (14 CFR) part 39. The FAA continues to monitor these issues with the original equipment manufacturers (OEMs).

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We are adopting a new airworthiness directive (AD) for all Thielert Aircraft Engines GmbH TAE 125-01 reciprocating engines. This AD requires applying sealant to close the engine clutch housing (crankcase assembly) opening. This AD was prompted by a report of engine power loss due to engine coolant contaminating the engine clutch. The design of the engine allows the crankcase assembly opening to be susceptible to contamination from external sources. We are issuing this AD to prevent in-flight engine power loss, which could result in loss of control of, and damage to, the airplane.

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This Special Airworthiness Information Bulletin (SAIB) advises owners and operators of certain Cessna Aircraft Company Model 500, 550, S550, 552 and 560 airplanes modified by Sierra Industries, Ltd. STC SA8437SW and Cessna Aircraft Company Model 501 and 551 airplanes modified by Sierra Industries, Ltd. STC SA8458SW (Type Certificate Data Sheets A22CE and A27CE, respectively) of an airworthiness concern regarding radome latch covers.
At this time, the airworthiness concern is not an unsafe condition that would warrant airworthiness directive (AD) action under Title 14 of the Code of Federal Aviation Regulations (14 CFR) part 39.

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This Special Airworthiness Information Bulletin alerts you, owners, operators, and maintainers of Merl, Inc. Batteries, used in Narco Emergency Locator Transmitters (ELTs), that there is a potential maintenance oversight related to inspection requirements in § 91.207 of Title 14 of the Code of Federal Regulations (14 CFR 91.207). This maintenance oversight could lead to undetected battery leakage and subsequent corrosion that could result in the ELT becoming inoperable. Regulatory action is not required at this time since the airworthiness concern is not an unsafe condition that would warrant airworthiness directive action under 14 CFR part 39.

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This Special Airworthiness Information Bulletin (SAIB) is to alert owners, operators, and maintenance technicians of Cessna 300 and 400 Models and Series airplanes of an airworthiness concern, specifically the recommendation to inspect the nose landing gear (NLG) trunnion to ensure that cracks are not present. If cracks are present, the trunnion should be replaced because a failure during landing may cause significant damage to the airplane and may cause injury to the occupants. Airplanes affected are all series of Cessna Models 310/335/340/401/402/404/411/414/421/ 425/441 and Reims 406.
At this time, the airworthiness concern is not an unsafe condition that would warrant airworthiness directive (AD) action under Title 14 of the Code of Federal Regulations (14 CFR) part 39.

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We are adopting a new airworthiness directive (AD) for certain Cessna Aircraft Company (Cessna) Models 310, 320, 340, 401, 402, 411, 414, and 421 airplanes. This AD was prompted by an investigation of recent and historical icing-related accidents and incidents for the products listed above. This AD requires either having the supplemental airplane flight manual/airplane flight manual supplement (SAFM/AFMS) inside the airplane and accessible to the pilot during the airplane's operation or installing a placard that prohibits flight into known icing conditions and installing a placard that increases published airspeed on approach at least 17 mph (15 knots) in case of an inadvertent encounter with icing. We are issuing this AD to correct the unsafe condition on these products.

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This Special Airworthiness Information Bulletin (SAIB) alerts you, owners, operators, and certificated repair facilities of Lycoming Engines of the possible failure of engine thru-studs, and/or cylinder mounting studs. The airworthiness concern is not an unsafe condition that would warrant airworthiness directive action under Title 14 of the Code of Federal Regulations (14 CFR) part 39.

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We are superseding airworthiness directive (AD) 2009-16-03 for certain Continental Motors, Inc. (CMI) IO-520, TSIO-520, and IO-550 series reciprocating engines, with certain SAP replacement parts manufacturer approval (PMA) investment cast cylinder assemblies installed. AD 2009-16-03 required initial and repetitive inspections and compression tests to detect cracks in those cylinders. This new AD requires that additional engines be added to the applicability. This AD was prompted by the need to add to the applicability all other engine models approved for the use of CMI 520 and 550 cylinder assemblies, such as the CMI 470 series engines when modified by supplemental type certificate (STC), with affected SAP investment cast cylinder assemblies installed. We are issuing this AD to prevent the separation of the cylinder head, damage to the engine, and damage to the airplane.

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This Special Airworthiness Information Bulletin alerts you, owners, operators, and certificated repair facilities of aircraft equipped with Hartzell Propeller, Inc. various propeller models that have certain serial numbers and part numbers (P/N) of the potential for corrosion of the guide rods. This corrosion could lead to inability to adjust the pitch of your propeller. A detailed list of effectivity can be found in Hartzell Propeller Alert Service Bulletin (ASB) HC-ASB-61-351. At this time the airworthiness concern is not an unsafe condition that would warrant airworthiness directive action under Title 14 of the Code of Federal Regulations (14 CFR) part 39.

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We are adopting a new airworthiness directive (AD) for certain Technify Motors GmbH (type certificate previously held by Thielert Aircraft Engines GmbH) TAE 125-02-99 and TAE 125-02-114 reciprocating engines. This AD requires removal of each high-pressure (HP) fuel pump before 300 flight hours (FHs) in service or within 55 FHs after the effective date of the AD, whichever occurs later. This AD was prompted by in-flight shutdowns on airplanes with TAE 125-02 engines. We are issuing this AD to prevent failure of the HP fuel pump, which could result in damage to the engine and damage to the airplane.

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This Special Airworthiness Information Bulletin is being issued to alert operators and maintenance personnel of an airworthiness concern, specifically possible induced heading errors in systems using magnetic sensitive sensors such as magnetometers to provide heading information.
At this time, the airworthiness concern is not an unsafe condition that would warrant airworthiness directive (AD) action under Title 14 of the Code of Federal Regulations (14 CFR) part 39.

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This Special Airworthiness Information Bulletin (SAIB) is written to inform the public about an approved alternative method of compliance (AMOC) to an airworthiness directive (AD) and how to obtain a copy of the Cessna global AMOC (aka; AMOC of general applicability) to AD 2001-06-07 against 1996 and after Cessna Models 172R and 172S airplanes
We have revised this SAIB to include the attached Cessna global AMOC to AD 2001-06-17, dated August 13, 2014.

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This Revised Special Airworthiness Information Bulletin (SAIB) advises aircraft operators, Fixed Base Operators (FBOs), FAA repair stations and FSDOs, and Foreign Civil Aviation Authorities that jet fuel made from synthesized isoparaffins (SIP), hydroprocessed fatty acid esters and fatty acids (HEFA) or Fischer Tropsch (FT) synthetic blending components that meets the requirements of ASTM International Standard D7566 are acceptable for use on aircraft and engines certificated for operation with D1655 Jet A or Jet A-1 jet fuel, provided that they are re-identified as D1655 fuel. When re-identified as D1655 fuel, D7566 jet fuel meets all the specification requirements of D1655 and therefore meets the approved operating limitations for aircraft and engines certificated to operate with D1655 fuel, unless otherwise prohibited by the engine or aircraft type certificate (TC) holder. This SAIB is being revised to add SIP as a synthetic blending component that conforms to ASTM International Standard D7566.

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We are adopting a new airworthiness directive (AD) for certain Cessna Aircraft Company (Cessna) Model 402C and 414A airplanes. This AD requires repetitively inspecting the engine mount beams for cracks and contacting Cessna for FAA-approved corrective action if cracks are found. This AD also requires sending an inspection report to the FAA and to Cessna. This AD was prompted by reports of cracks found across the engine mount beams. We are issuing this AD to correct the unsafe condition on these products.

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We are adopting a new airworthiness directive (AD) for certain Zodiac Aerotechnics (formerly Intertechnique Aircraft Systems) oxygen mask regulators. This AD was prompted by a report of a malfunctioning mask having an inflatable harness with a high premature rupture rate due to defective silicon. This AD requires inspecting and replacing defective harnesses with new or modified serviceable units. We are issuing this AD to detect and correct defective harnesses, which could lead, in case of a sudden depressurization event, to a harness rupture, thereby providing inadequate protection against hypoxia and possibly resulting in unconsciousness of the affected flightcrew member and consequent reduced control of the airplane.

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