As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) TAKEOFF WAS ABORTED FROM YVP AFTER MIN TORQUE WAS NOT OBSERVED AND THE RT ENGINE PROCEEDED TO AUTO-FEATHER. ON REMOVAL OF THE PCU IT WAS NOTICED THAT THE DRIVE GEAR HAD SEIZED AND SHEARED THE PCU DRIVE QUILL SHAFT. A SERVICEABLE PCU AND PCU QUILL SHAFT WAS INSTALLED AND THE AIRCRAFT RETURNED TO SERVICE.