26 pages matching airworthiness directive in this book
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20594 Safety Recommendation Acting Chairman HALL Administrator Federal Aviation aerodynamic Aeroquip aircraft airship airship envelope airspeed airworthiness directive autopilot Aviation Administration Washington Beechcraft Duke Bell Helicopter Textron blankets bolts Cessna cockpit deice boots Dorval International Airport driveshaft Duke Model E E/E Eake/Eodel EaysE Eccurrence Eime Icl emergency power switch engine external splines Eype Federal Aviation Administration feet flammability flight in icing flight manual flightcrew fuel lines fuel pump fuel pump driver gearbox HAMMERSCHMIDT Hinson Administrator Federal Honorable David hoses Iast icing conditions indicated indicated airspeed inspection instrument flight rules main rotor blades Members LAUBER MLG attachment fittings National Transportation Safety Ninding(s passenger Phase of Eperation pilot Priority Action Probable Eause pump driver gear R22 main rotor reply refer Robinson R22 rotor system runway Safety Board believes Safety Board recommends Safety Recommendation Date tail rotor TH-1 series helicopters Transportation Safety Board trim VOGT concurred