As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEG FLIGHT NR 2439: TAKEOFF ABORTED AT 60 KNOTS DUE TO AUTO FEATHER NOT ARMING. MAINTENANCE COMPLIED WITH FIM TASK 61-20-09-810-806. CLEARED FAULT. COMPLIED WITH OPS CHECK. NO DEFECTS NOTED AND NO COMPONENTS WERE CHANGED. AIRCRAFT RETURNED TO SERVICE.