As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA/PSC - FLT 7943 - ON DESCENT INTO PSC, THE RT PROP ATTEMPTED TO AUTOFEATHER. THE FLIGHT CREW TURNED OFF THE AUTOFEATHER SYSTEM AND THE FEATHERING STOPPED. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. FERRIED TO YKM WITH THE AUTOFEATHER SYSTEM DEACTIVATED. YKM MAINTENANCE RE-RIGGED PEDESTAL SWITCHES. A TEST FLIGHT WAS PERFORMED SUCCESSFULLY. THE AIRCRAFT WAS RETURNED TO SERVICE. (X)