Transport i infrastruktura · 17/09/2012

Pratt & Whitney Canada Issues Airworthiness Directive for Certain Auxiliary Power Units on Boeing 747-400 Series Airplanes

Pratt & Whitney Canada has issued an airworthiness directive requiring modifications to certain auxiliary power units installed on Boeing 747-400 series airplanes to prevent high-pressure turbine blade fractures and subsequent damage to the airplane, which could result in injury.

Source: Federal Register — Transportation DepartmentOpen original release →

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