Regulation & law · 27/12/1996Updated: 10/18/2026 · 1 min read

Sundstrand T-62T-40C Series Auxiliary Power Units: New Airworthiness Directive to Address Compressor Wheel Ruptures

The Federal Aviation Administration (FAA) has issued a new airworthiness directive requiring the removal and replacement of compressor wheels in Sundstrand T-62T-40C series auxiliary power units to prevent compressor wheel ruptures, which could lead to uncontained APU failures and aircraft damage.