What was found
THE RIGHT ENGINE WAS SHUT DOWN AFTER DISCOVERING A NON-RESPONSIVE POWER LEVER DUE TO THE AIRCRAFT POWER LEVER CABLE BECOMING DISCONNECTED FROM THE RIGHT ENGINE PROPELLER PITCH CONTROL (PPC). THE AFFECTED POWER LEVER ARM THAT BECAME DISCONNECTED IS SPLINED TO A SHAFT ON THE PPC, AND SECURED BY A SAFETY WIRED SCREW. THE SAFETY WIRE ON THE SCREW WAS INTACT. WHEN THE PILOTS RECOGNIZED THE POWER LEVER WAS NON RESPONSIVE, THE AFFECTED ENGINE WAS SHUT DOWN AND THE PROPELLER FEATHERED. THE AIRPLANE MADE AN UNEVENTFUL LANDING.