Transport i lotnictwo · 20/11/1996

FAA Issues Airworthiness Directive for Pratt & Whitney JT3D Series Engines

The FAA has issued an airworthiness directive requiring Pratt & Whitney JT3D series turbofan engines to be inspected for corrosion on steel high pressure compressor disks, and to be recoated, replated, or replaced as necessary. This directive follows reports of a failure of a similar PW JT8D steel HPC disk.