As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT 2185 AUTOFEATHER FAILED TO ARM ON TAKEOFF. MAINTENANCE RIGGED NR 1 AND NR 2 POWER LEVER AUTOFEATHER ARMING POTENTIOMETERS IAW TEMP REVISION OF ENG RIG MAN PART 7, PARAGRAPH 5 AND 5-1. GROUND RAN AIRCRAFT AND FUNCTIONAL CHECK OF AUTOFEATHER SYSTEM CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.