Transport Canada has ordered operators to ground aircraft powered by some Pratt & Whitney Canada (P&WC) PT6 turboprops pending turbine blade replacements, a move coming in response to failures of ...

Transport Canada and the FAA have issued emergency airworthiness directives requiring immediate replacement of certain turbine blades in Pratt & Whitney Canada (P&WC) PT6 engines. Transport Canada, ...

FAA Issues AD for PT6A Compressor Turbine Blades The purpose of the AD is to prevent failure of CT blades, which could result in damage to the engine and the airplane.

Canadian accident investigators are unable to determine why a Pilatus PC-12’s turboprop failed dramatically during a 7 May flight, prompting the pilots to land the aircraft on sea ice. The ...