As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUSPECTED AUTOFEATHER - PILOTS REPORTED THAT UPON SHORT FINAL WITH TORQUE BETWEEN 800-1000, PROPELLER WENT IN AND OUT OF FEATHER. TORQUE SEARCHED TO BETWEEN 1600-1800 LBS. THE RT SIDE WAS THE ONE THAT SURGED. MX ADJUSTED POWER LEVER CABLES AT THE GREEN ARM AND RIGGED GREEN ARM. OPS CHECKS GOOD IAW 76-10-00. RII INSPECTIONS WAS SATISFACTORY IAW TASKCARD 4.3.13.