The FAA is adopting a new airworthiness directive (AD) for certain Bombardier Model DHC8100, DHC8200, and DHC8300 series airplanes. This AD requires, for certain airplanes, modification of the upper bearing of the main landing gear (MLG) shock strut. This AD also requires, for certain airplanes, revising the de Havilland DHC8 Maintenance Program

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is superseding an existing airworthiness directive (AD) for GE CF3410E series turbofan engines. That AD currently requires removing the fuel inlet strainer from main fuel pump (MFP) part number (P/N) 2043M12P03, installing a certain replacement flange as an interim repair, remarking the MFP to P/N 2043M12P04, and performing initial and

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is adopting a new airworthiness directive (AD) for certain McDonnell Douglas DC1030 and DC1030F airplanes. This AD requires installing Teflon sleeving around the fuel pump wire harness inside the conduit in the aft supplemental fuel tank. This AD results from fuel system reviews conducted by the manufacturer. We are issuing this AD to

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA proposes to adopt a new airworthiness directive (AD) for all Boeing Model 777200, 200LR, 300, and 300ER series
airplanes. This proposed AD would require a onetime inspection to determine the material of the forward and aft gray water drain masts. For airplanes having composite gray water drain masts, this proposed AD would also require

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is revising an earlier proposed airworthiness directive (AD) for all Boeing Model 757 airplanes. The original NPRM would have required revising the Airworthiness Limitations (AWLs) section of the Instructions for Continued Airworthiness by incorporating new limitations for fuel tank systems to satisfy Special Federal Aviation Regulation

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed 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:

An

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA proposes to adopt a new airworthiness directive (AD) for all Boeing Model 737300, 400, and 500 series airplanes. This proposed AD would require revising the FAAapproved maintenance inspection program to include inspections that will give no less than the required damage tolerance rating for each structural significant item (SSI), doing

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is superseding an existing airworthiness directive (AD) for Pratt & Whitney (PW) JT9D7R4 turbofan engines. That AD currently requires inspection of the blade root thickness of 1st stage fan blades identified by part number (P/N) and serial number (SN) in the AD. This AD requires the same actions but corrects 12 P/Ns, adds 10 part SNs, and

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA proposes to adopt a new airworthiness directive (AD) for certain Boeing Model 747100, 747100B, 747100B SUD, 747200B, 747200C, 747300, 747400, 747400D, and 747SR series airplanes. For certain airplanes, this proposed AD would require a material type inspection to determine if the lower forward corner reveal of the number 3 main entry doors

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We are adopting a new airworthiness directive (AD) for certain Hawker Beechcraft Corporation Model 390 airplanes. This AD requires you to inspect the startergenerator 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

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We are adopting a new airworthiness directive (AD) for Bell Helicopter Textron Canada (Bell) Model 206A and 206B series helicopters. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority to identify and correct an unsafe condition on an aviation product. The aviation authority of Canada,

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for certain Cessna Aircraft Company Model 172 and 182 series airplanes that are equipped with the BRS172 and BRS182 Parachute System. This proposed AD would require the replacement of the pickup collar support and nylon screws for the BRS172 and BRS182 Parachute System. This proposed AD

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA proposes to supersede an existing airworthiness directive (AD) for Turbomeca Makila 1 A, 1 A1, and 1 A2 turboshaft engines. That AD currently requires replacing certain digital electronic control units (DECUs) and electronic control units (ECUs) with modified DECUs and ECUs. This proposed AD would apply only to Makila 1 A and 1 A1

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA proposes to supersede an existing airworthiness directive (AD) that applies to certain Boeing Model 727 series airplanes. The existing AD currently requires repetitive inspections to detect cracks and loose brackets of the elevator rear spar, and corrective actions if necessary. The existing AD also provides for an optional terminating

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for the [[Page 67871]]
products listed above. This proposed 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

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is adopting a new airworthiness directive (AD) for all [[Page 71213]]
Boeing Model 777200, 200LR, 300, and 300ER series airplanes. This AD requires doing initial and repetitive inspections for cracking of the elevator actuator fittings, and replacing any cracked fitting with a new fitting. This AD results from a report that a cracked left

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) issued 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:

Some cases

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued 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 smoke or fire, which could be

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This amendment adopts a new airworthiness directive (AD), applicable to all of the airplanes identified above, that requires revising the FAAapproved maintenance program to include a new airplane maintenance manual task that specifies a detailed inspection after each ram air turbine (RAT) retraction. This AD also requires, for certain airplanes, a

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued 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 cracks found on several main

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) issued 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 electrical arcing

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued 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 reported that

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 20062651, which was sent previously to all known U.S. owners and operators of Eurocopter Deutschland GmbH (ECD) Model MBBBK 117 C2 helicopters by individual letters. This AD requires, before further flight, marking the position of the tail rotor

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed 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:
* * *

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration

The FAA is revising an earlier NPRM for an airworthiness directive (AD) that applies to certain Bombardier Model CL6001A11 (CL600) airplanes, CL6002A12 (CL601) airplanes, and CL6002B16 (CL6013A, CL6013R, and CL604) airplanes. The original NPRM would have required inspecting to identify the part number and serial number of the selector valves of

DEPARTMENT OF TRANSPORTATION : Federal Aviation Administration