As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- ON FLIGHT 2241, AUTOFEATHER DID NOT ARM ON TAKEOFF ROLL PRIOR TO 70 KNOTS. PERFORMED ENGINE RIG IAW MTC 9720022. ADJUSTED NR 1 ENGINE MFC 1/16 OF A TURN COUNTERCLOCKWISE. AUTOFEATHER SYSTEM CHECKS GOOD. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.