As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - AUTOFEATHER AURAL WARNING SOUNDED DURING TAKEOFF ROLL. TAKEOFF ABORTED WITHOUT INCIDENT. MX UNABLE TO DUPLICATE REPORTED DISCREPANCY DURING ENGINE GROUND RUN. PROPELLER AUTOFEATHER SYSTEM OPERATIONALLY CHECKS NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)