What was found
AUTO FEATHER FAILS TO ARM, RETURNED TO GATE. CLEANED THE SWITCHES 6121S6-611. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AUTO FEATHER FAILS TO ARM, RETURNED TO GATE. CLEANED THE SWITCHES 6121S6-611. OPS CHECKED GOOD.