Gulfstream American (Frakes Aviation) Model G-73 (Mallard) Series Airplanes to Comply with New Airworthiness Directive

Summary

The Federal Aviation Administration has issued a new airworthiness directive requiring Gulfstream American (Frakes Aviation) Model G-73 (Mallard) series airplanes to modify their Airplane Flight Manuals to prevent loss of airplane controllability and engine overspeed, following incidents involving improper use of propeller beta during flight.