As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 3023 - BWI-DCA - DURING TAKEOFF ROLL, AUTOFEATHER FAILED TO ARM. THE CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE WITHOUT INCIDENT. CYCLED POWER LEVERS, CLEANED AND INSPECTED AUTOFEATHER MICROSWITCHES. PERFORMED AUTOFEATHER SYSTEM AND POWER UPTRIM CHECK. OPS CHECK GOOD. (M)