What was found
FLAPS FAILED WHEN SELECTED FOR LANDING. COULD NOT DUPLICATE DISCREPANCY, FLAP SYSTEM CHECKS SATISFACTORY. NEXT FLIGHT FLAPS FAILED AGAIN. REPLACED THE LEFT BPSU.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLAPS FAILED WHEN SELECTED FOR LANDING. COULD NOT DUPLICATE DISCREPANCY, FLAP SYSTEM CHECKS SATISFACTORY. NEXT FLIGHT FLAPS FAILED AGAIN. REPLACED THE LEFT BPSU.